1 | (function (global, factory) {
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2 | /*jshint -W030 */
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3 | ;
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4 | typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
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5 | typeof define === 'function' && define.amd ? define(['exports'], factory) :
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6 | global.async ? factory(global.neo_async = global.neo_async || {}) :
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7 | factory(global.async = global.async || {});
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8 | }(this, function(exports) {
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9 |
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10 | ;
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11 |
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12 | var noop = function noop() {};
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13 | var throwError = function throwError() {
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14 | throw new Error('Callback was already called.');
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15 | };
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16 |
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17 | var DEFAULT_TIMES = 5;
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18 | var DEFAULT_INTERVAL = 0;
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19 |
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20 | var obj = 'object';
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21 | var func = 'function';
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22 | var isArray = Array.isArray;
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23 | var nativeKeys = Object.keys;
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24 | var nativePush = Array.prototype.push;
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25 | var iteratorSymbol = typeof Symbol === func && Symbol.iterator;
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26 |
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27 | var nextTick, asyncNextTick, asyncSetImmediate;
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28 | createImmediate();
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29 |
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30 | /**
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31 | * @memberof async
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32 | * @namespace each
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33 | * @param {Array|Object} collection
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34 | * @param {Function} iterator
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35 | * @param {Function} callback
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36 | * @example
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37 | *
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38 | * // array
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39 | * var order = [];
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40 | * var array = [1, 3, 2];
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41 | * var iterator = function(num, done) {
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42 | * setTimeout(function() {
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43 | * order.push(num);
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44 | * done();
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45 | * }, num * 10);
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46 | * };
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47 | * async.each(array, iterator, function(err, res) {
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48 | * console.log(res); // undefined
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49 | * console.log(order); // [1, 2, 3]
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50 | * });
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51 | *
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52 | * @example
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53 | *
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54 | * // array with index
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55 | * var order = [];
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56 | * var array = [1, 3, 2];
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57 | * var iterator = function(num, index, done) {
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58 | * setTimeout(function() {
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59 | * order.push([num, index]);
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60 | * done();
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61 | * }, num * 10);
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62 | * };
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63 | * async.each(array, iterator, function(err, res) {
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64 | * console.log(res); // undefined
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65 | * console.log(order); // [[1, 0], [2, 2], [3, 1]]
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66 | * });
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67 | *
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68 | * @example
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69 | *
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70 | * // object
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71 | * var order = [];
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72 | * var object = { a: 1, b: 3, c: 2 };
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73 | * var iterator = function(num, done) {
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74 | * setTimeout(function() {
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75 | * order.push(num);
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76 | * done();
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77 | * }, num * 10);
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78 | * };
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79 | * async.each(object, iterator, function(err, res) {
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80 | * console.log(res); // undefined
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81 | * console.log(order); // [1, 2, 3]
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82 | * });
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83 | *
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84 | * @example
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85 | *
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86 | * // object with key
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87 | * var order = [];
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88 | * var object = { a: 1, b: 3, c: 2 };
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89 | * var iterator = function(num, key, done) {
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90 | * setTimeout(function() {
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91 | * order.push([num, key]);
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92 | * done();
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93 | * }, num * 10);
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94 | * };
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95 | * async.each(object, iterator, function(err, res) {
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96 | * console.log(res); // undefined
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97 | * console.log(order); // [[1, 'a'], [2, 'c'], [3, 'b']]
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98 | * });
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99 | *
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100 | * @example
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101 | *
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102 | * // break
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103 | * var order = [];
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104 | * var array = [1, 3, 2];
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105 | * var iterator = function(num, done) {
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106 | * setTimeout(function() {
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107 | * order.push(num);
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108 | * done(null, num !== 2);
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109 | * }, num * 10);
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110 | * };
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111 | * async.each(array, iterator, function(err, res) {
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112 | * console.log(res); // undefined
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113 | * console.log(order); // [1, 2]
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114 | * });
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115 | *
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116 | */
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117 | var each = createEach(arrayEach, baseEach, symbolEach);
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118 |
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119 | /**
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120 | * @memberof async
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121 | * @namespace map
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122 | * @param {Array|Object} collection
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123 | * @param {Function} iterator
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124 | * @param {Function} callback
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125 | * @example
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126 | *
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127 | * // array
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128 | * var order = [];
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129 | * var array = [1, 3, 2];
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130 | * var iterator = function(num, done) {
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131 | * setTimeout(function() {
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132 | * order.push(num);
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133 | * done(null, num);
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134 | * }, num * 10);
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135 | * };
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136 | * async.map(array, iterator, function(err, res) {
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137 | * console.log(res); // [1, 3, 2];
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138 | * console.log(order); // [1, 2, 3]
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139 | * });
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140 | *
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141 | * @example
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142 | *
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143 | * // array with index
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144 | * var order = [];
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145 | * var array = [1, 3, 2];
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146 | * var iterator = function(num, index, done) {
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147 | * setTimeout(function() {
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148 | * order.push([num, index]);
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149 | * done(null, num);
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150 | * }, num * 10);
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151 | * };
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152 | * async.map(array, iterator, function(err, res) {
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153 | * console.log(res); // [1, 3, 2]
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154 | * console.log(order); // [[1, 0], [2, 2], [3, 1]]
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155 | * });
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156 | *
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157 | * @example
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158 | *
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159 | * // object
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160 | * var order = [];
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161 | * var object = { a: 1, b: 3, c: 2 };
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162 | * var iterator = function(num, done) {
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163 | * setTimeout(function() {
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164 | * order.push(num);
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165 | * done(null, num);
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166 | * }, num * 10);
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167 | * };
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168 | * async.map(object, iterator, function(err, res) {
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169 | * console.log(res); // [1, 3, 2]
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170 | * console.log(order); // [1, 2, 3]
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171 | * });
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172 | *
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173 | * @example
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174 | *
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175 | * // object with key
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176 | * var order = [];
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177 | * var object = { a: 1, b: 3, c: 2 };
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178 | * var iterator = function(num, key, done) {
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179 | * setTimeout(function() {
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180 | * order.push([num, key]);
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181 | * done(null, num);
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182 | * }, num * 10);
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183 | * };
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184 | * async.map(object, iterator, function(err, res) {
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185 | * console.log(res); // [1, 3, 2]
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186 | * console.log(order); // [[1, 'a'], [2, 'c'], [3, 'b']]
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187 | * });
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188 | *
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189 | */
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190 | var map = createMap(arrayEachIndex, baseEachIndex, symbolEachIndex, true);
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191 |
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192 | /**
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193 | * @memberof async
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194 | * @namespace mapValues
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195 | * @param {Array|Object} collection
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196 | * @param {Function} iterator
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197 | * @param {Function} callback
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198 | * @example
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199 | *
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200 | * // array
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201 | * var order = [];
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202 | * var array = [1, 3, 2];
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203 | * var iterator = function(num, done) {
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204 | * setTimeout(function() {
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205 | * order.push(num);
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206 | * done(null, num);
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207 | * }, num * 10);
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208 | * };
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209 | * async.mapValues(array, iterator, function(err, res) {
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210 | * console.log(res); // { '0': 1, '1': 3, '2': 2 }
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211 | * console.log(order); // [1, 2, 3]
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212 | * });
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213 | *
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214 | * @example
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215 | *
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216 | * // array with index
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217 | * var order = [];
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218 | * var array = [1, 3, 2];
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219 | * var iterator = function(num, index, done) {
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220 | * setTimeout(function() {
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221 | * order.push([num, index]);
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222 | * done(null, num);
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223 | * }, num * 10);
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224 | * };
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225 | * async.mapValues(array, iterator, function(err, res) {
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226 | * console.log(res); // { '0': 1, '1': 3, '2': 2 }
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227 | * console.log(order); // [[1, 0], [2, 2], [3, 1]]
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228 | * });
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229 | *
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230 | * @example
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231 | *
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232 | * // object
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233 | * var order = [];
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234 | * var object = { a: 1, b: 3, c: 2 };
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235 | * var iterator = function(num, done) {
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236 | * setTimeout(function() {
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237 | * order.push(num);
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238 | * done(null, num);
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239 | * }, num * 10);
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240 | * };
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241 | * async.mapValues(object, iterator, function(err, res) {
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242 | * console.log(res); // { a: 1, b: 3, c: 2 }
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243 | * console.log(order); // [1, 2, 3]
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244 | * });
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245 | *
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246 | * @example
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247 | *
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248 | * // object with key
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249 | * var order = [];
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250 | * var object = { a: 1, b: 3, c: 2 };
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251 | * var iterator = function(num, key, done) {
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252 | * setTimeout(function() {
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253 | * order.push([num, key]);
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254 | * done(null, num);
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255 | * }, num * 10);
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256 | * };
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257 | * async.mapValues(object, iterator, function(err, res) {
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258 | * console.log(res); // { a: 1, b: 3, c: 2 }
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259 | * console.log(order); // [[1, 'a'], [2, 'c'], [3, 'b']]
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260 | * });
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261 | *
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262 | */
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263 | var mapValues = createMap(arrayEachIndex, baseEachKey, symbolEachKey, false);
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264 |
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265 | /**
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266 | * @memberof async
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267 | * @namespace filter
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268 | * @param {Array|Object} collection
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269 | * @param {Function} iterator
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270 | * @param {Function} callback
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271 | * @example
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272 | *
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273 | * // array
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274 | * var order = [];
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275 | * var array = [1, 3, 2];
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276 | * var iterator = function(num, done) {
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277 | * setTimeout(function() {
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278 | * order.push(num);
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279 | * done(null, num % 2);
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280 | * }, num * 10);
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281 | * };
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282 | * async.filter(array, iterator, function(err, res) {
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283 | * console.log(res); // [1, 3];
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284 | * console.log(order); // [1, 2, 3]
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285 | * });
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286 | *
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287 | * @example
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288 | *
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289 | * // array with index
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290 | * var order = [];
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291 | * var array = [1, 3, 2];
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292 | * var iterator = function(num, index, done) {
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293 | * setTimeout(function() {
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294 | * order.push([num, index]);
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295 | * done(null, num % 2);
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296 | * }, num * 10);
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297 | * };
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298 | * async.filter(array, iterator, function(err, res) {
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299 | * console.log(res); // [1, 3];
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300 | * console.log(order); // [[1, 0], [2, 2], [3, 1]]
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301 | * });
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302 | *
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303 | * @example
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304 | *
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305 | * // object
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306 | * var order = [];
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307 | * var object = { a: 1, b: 3, c: 2 };
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308 | * var iterator = function(num, done) {
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309 | * setTimeout(function() {
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310 | * order.push(num);
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311 | * done(null, num % 2);
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312 | * }, num * 10);
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313 | * };
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314 | * async.filter(object, iterator, function(err, res) {
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315 | * console.log(res); // [1, 3];
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316 | * console.log(order); // [1, 2, 3]
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317 | * });
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318 | *
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319 | * @example
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320 | *
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321 | * // object with key
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322 | * var order = [];
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323 | * var object = { a: 1, b: 3, c: 2 };
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324 | * var iterator = function(num, key, done) {
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325 | * setTimeout(function() {
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326 | * order.push([num, key]);
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327 | * done(null, num % 2);
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328 | * }, num * 10);
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329 | * };
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330 | * async.filter(object, iterator, function(err, res) {
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331 | * console.log(res); // [1, 3];
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332 | * console.log(order); // [[1, 'a'], [2, 'c'], [3, 'b']]
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333 | * });
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334 | *
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335 | */
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336 | var filter = createFilter(arrayEachIndexValue, baseEachIndexValue, symbolEachIndexValue, true);
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337 |
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338 | /**
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339 | * @memberof async
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340 | * @namespace filterSeries
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341 | * @param {Array|Object} collection
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342 | * @param {Function} iterator
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343 | * @param {Function} callback
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344 | * @example
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345 | *
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346 | * // array
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347 | * var order = [];
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348 | * var array = [1, 3, 2];
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349 | * var iterator = function(num, done) {
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350 | * setTimeout(function() {
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351 | * order.push(num);
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352 | * done(null, num % 2);
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353 | * }, num * 10);
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354 | * };
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355 | * async.filterSeries(array, iterator, function(err, res) {
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356 | * console.log(res); // [1, 3];
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357 | * console.log(order); // [1, 3, 2]
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358 | * });
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359 | *
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360 | * @example
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361 | *
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362 | * // array with index
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363 | * var order = [];
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364 | * var array = [1, 3, 2];
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365 | * var iterator = function(num, index, done) {
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366 | * setTimeout(function() {
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367 | * order.push([num, index]);
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368 | * done(null, num % 2);
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369 | * }, num * 10);
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370 | * };
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371 | * async.filterSeries(array, iterator, function(err, res) {
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372 | * console.log(res); // [1, 3]
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373 | * console.log(order); // [[1, 0], [3, 1], [2, 2]]
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374 | * });
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375 | *
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376 | * @example
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377 | *
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378 | * // object
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379 | * var order = [];
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380 | * var object = { a: 1, b: 3, c: 2 };
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381 | * var iterator = function(num, done) {
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382 | * setTimeout(function() {
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383 | * order.push(num);
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384 | * done(null, num % 2);
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385 | * }, num * 10);
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386 | * };
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387 | * async.filterSeries(object, iterator, function(err, res) {
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388 | * console.log(res); // [1, 3]
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389 | * console.log(order); // [1, 3, 2]
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390 | * });
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391 | *
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392 | * @example
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393 | *
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394 | * // object with key
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395 | * var order = [];
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396 | * var object = { a: 1, b: 3, c: 2 };
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397 | * var iterator = function(num, key, done) {
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398 | * setTimeout(function() {
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399 | * order.push([num, key]);
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400 | * done(null, num % 2);
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401 | * }, num * 10);
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402 | * };
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403 | * async.filterSeries(object, iterator, function(err, res) {
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404 | * console.log(res); // [1, 3]
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405 | * console.log(order); // [[1, 'a'], [3, 'b'], [2, 'c']]
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406 | * });
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407 | *
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408 | */
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409 | var filterSeries = createFilterSeries(true);
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410 |
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411 | /**
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412 | * @memberof async
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413 | * @namespace filterLimit
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414 | * @param {Array|Object} collection
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415 | * @param {number} limit - limit >= 1
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416 | * @param {Function} iterator
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417 | * @param {Function} callback
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418 | * @example
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419 | *
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420 | * // array
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421 | * var order = [];
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422 | * var array = [1, 5, 3, 4, 2];
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423 | * var iterator = function(num, done) {
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424 | * setTimeout(function() {
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425 | * order.push(num);
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426 | * done(null, num % 2);
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427 | * }, num * 10);
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428 | * };
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429 | * async.filterLimit(array, 2, iterator, function(err, res) {
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430 | * console.log(res); // [1, 5, 3]
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431 | * console.log(order); // [1, 3, 5, 2, 4]
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432 | * });
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433 | *
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434 | * @example
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435 | *
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436 | * // array with index
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437 | * var order = [];
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438 | * var array = [1, 5, 3, 4, 2];
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439 | * var iterator = function(num, index, done) {
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440 | * setTimeout(function() {
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441 | * order.push([num, index]);
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442 | * done(null, num % 2);
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443 | * }, num * 10);
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444 | * };
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445 | * async.filterLimit(array, 2, iterator, function(err, res) {
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446 | * console.log(res); // [1, 5, 3]
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447 | * console.log(order); // [[1, 0], [3, 2], [5, 1], [2, 4], [4, 3]]
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448 | * });
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449 | *
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450 | * @example
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451 | *
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452 | * // object
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453 | * var order = [];
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454 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
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455 | * var iterator = function(num, done) {
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456 | * setTimeout(function() {
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457 | * order.push(num);
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458 | * done(null, num % 2);
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459 | * }, num * 10);
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460 | * };
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461 | * async.filterLimit(object, 2, iterator, function(err, res) {
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462 | * console.log(res); // [1, 5, 3]
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463 | * console.log(order); // [1, 3, 5, 2, 4]
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464 | * });
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465 | *
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466 | * @example
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467 | *
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468 | * // object with key
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469 | * var order = [];
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470 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
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471 | * var iterator = function(num, key, done) {
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472 | * setTimeout(function() {
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473 | * order.push([num, key]);
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474 | * done(null, num % 2);
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475 | * }, num * 10);
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476 | * };
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477 | * async.filterLimit(object, 2, iterator, function(err, res) {
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478 | * console.log(res); // [1, 5, 3]
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479 | * console.log(order); // [[1, 'a'], [3, 'c'], [5, 'b'], [2, 'e'], [4, 'd']]
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480 | * });
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481 | *
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482 | */
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483 | var filterLimit = createFilterLimit(true);
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484 |
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485 | /**
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486 | * @memberof async
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487 | * @namespace reject
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488 | * @param {Array|Object} collection
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489 | * @param {Function} iterator
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490 | * @param {Function} callback
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491 | * @example
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492 | *
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493 | * // array
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494 | * var order = [];
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495 | * var array = [1, 3, 2];
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496 | * var iterator = function(num, done) {
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497 | * setTimeout(function() {
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498 | * order.push(num);
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499 | * done(null, num % 2);
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500 | * }, num * 10);
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501 | * };
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502 | * async.reject(array, iterator, function(err, res) {
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503 | * console.log(res); // [2];
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504 | * console.log(order); // [1, 2, 3]
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505 | * });
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506 | *
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507 | * @example
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508 | *
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509 | * // array with index
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510 | * var order = [];
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511 | * var array = [1, 3, 2];
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512 | * var iterator = function(num, index, done) {
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513 | * setTimeout(function() {
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514 | * order.push([num, index]);
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515 | * done(null, num % 2);
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516 | * }, num * 10);
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517 | * };
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518 | * async.reject(array, iterator, function(err, res) {
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519 | * console.log(res); // [2];
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520 | * console.log(order); // [[1, 0], [2, 2], [3, 1]]
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521 | * });
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522 | *
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523 | * @example
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524 | *
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525 | * // object
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526 | * var order = [];
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527 | * var object = { a: 1, b: 3, c: 2 };
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528 | * var iterator = function(num, done) {
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529 | * setTimeout(function() {
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530 | * order.push(num);
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531 | * done(null, num % 2);
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532 | * }, num * 10);
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533 | * };
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534 | * async.reject(object, iterator, function(err, res) {
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535 | * console.log(res); // [2];
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536 | * console.log(order); // [1, 2, 3]
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537 | * });
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538 | *
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539 | * @example
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540 | *
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541 | * // object with key
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542 | * var order = [];
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543 | * var object = { a: 1, b: 3, c: 2 };
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544 | * var iterator = function(num, key, done) {
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545 | * setTimeout(function() {
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546 | * order.push([num, key]);
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547 | * done(null, num % 2);
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548 | * }, num * 10);
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549 | * };
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550 | * async.reject(object, iterator, function(err, res) {
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551 | * console.log(res); // [2];
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552 | * console.log(order); // [[1, 'a'], [2, 'c'], [3, 'b']]
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553 | * });
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554 | *
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555 | */
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556 | var reject = createFilter(arrayEachIndexValue, baseEachIndexValue, symbolEachIndexValue, false);
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557 |
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558 | /**
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559 | * @memberof async
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560 | * @namespace rejectSeries
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561 | * @param {Array|Object} collection
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562 | * @param {Function} iterator
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563 | * @param {Function} callback
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564 | * @example
|
565 | *
|
566 | * // array
|
567 | * var order = [];
|
568 | * var array = [1, 3, 2];
|
569 | * var iterator = function(num, done) {
|
570 | * setTimeout(function() {
|
571 | * order.push(num);
|
572 | * done(null, num % 2);
|
573 | * }, num * 10);
|
574 | * };
|
575 | * async.rejectSeries(array, iterator, function(err, res) {
|
576 | * console.log(res); // [2];
|
577 | * console.log(order); // [1, 3, 2]
|
578 | * });
|
579 | *
|
580 | * @example
|
581 | *
|
582 | * // object
|
583 | * var order = [];
|
584 | * var object = { a: 1, b: 3, c: 2 };
|
585 | * var iterator = function(num, done) {
|
586 | * setTimeout(function() {
|
587 | * order.push(num);
|
588 | * done(null, num % 2);
|
589 | * }, num * 10);
|
590 | * };
|
591 | * async.rejectSeries(object, iterator, function(err, res) {
|
592 | * console.log(res); // [2];
|
593 | * console.log(order); // [1, 3, 2]
|
594 | * });
|
595 | *
|
596 | * @example
|
597 | *
|
598 | * // object with key
|
599 | * var order = [];
|
600 | * var object = { a: 1, b: 3, c: 2 };
|
601 | * var iterator = function(num, key, done) {
|
602 | * setTimeout(function() {
|
603 | * order.push([num, key]);
|
604 | * done(null, num % 2);
|
605 | * }, num * 10);
|
606 | * };
|
607 | * async.rejectSeries(object, iterator, function(err, res) {
|
608 | * console.log(res); // [2];
|
609 | * console.log(order); // [[1, 'a'], [3, 'b'], [2, 'c']]
|
610 | * });
|
611 | *
|
612 | */
|
613 | var rejectSeries = createFilterSeries(false);
|
614 |
|
615 | /**
|
616 | * @memberof async
|
617 | * @namespace rejectLimit
|
618 | * @param {Array|Object} collection
|
619 | * @param {number} limit - limit >= 1
|
620 | * @param {Function} iterator
|
621 | * @param {Function} callback
|
622 | * @example
|
623 | *
|
624 | * // array
|
625 | * var order = [];
|
626 | * var array = [1, 5, 3, 4, 2];
|
627 | * var iterator = function(num, done) {
|
628 | * setTimeout(function() {
|
629 | * order.push(num);
|
630 | * done(null, num % 2);
|
631 | * }, num * 10);
|
632 | * };
|
633 | * async.rejectLimit(array, 2, iterator, function(err, res) {
|
634 | * console.log(res); // [4, 2]
|
635 | * console.log(order); // [1, 3, 5, 2, 4]
|
636 | * });
|
637 | *
|
638 | * @example
|
639 | *
|
640 | * // array with index
|
641 | * var order = [];
|
642 | * var array = [1, 5, 3, 4, 2];
|
643 | * var iterator = function(num, index, done) {
|
644 | * setTimeout(function() {
|
645 | * order.push([num, index]);
|
646 | * done(null, num % 2);
|
647 | * }, num * 10);
|
648 | * };
|
649 | * async.rejectLimit(array, 2, iterator, function(err, res) {
|
650 | * console.log(res); // [4, 2]
|
651 | * console.log(order); // [[1, 0], [3, 2], [5, 1], [2, 4], [4, 3]]
|
652 | * });
|
653 | *
|
654 | * @example
|
655 | *
|
656 | * // object
|
657 | * var order = [];
|
658 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
659 | * var iterator = function(num, done) {
|
660 | * setTimeout(function() {
|
661 | * order.push(num);
|
662 | * done(null, num % 2);
|
663 | * }, num * 10);
|
664 | * };
|
665 | * async.rejectLimit(object, 2, iterator, function(err, res) {
|
666 | * console.log(res); // [4, 2]
|
667 | * console.log(order); // [1, 3, 5, 2, 4]
|
668 | * });
|
669 | *
|
670 | * @example
|
671 | *
|
672 | * // object with key
|
673 | * var order = [];
|
674 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
675 | * var iterator = function(num, key, done) {
|
676 | * setTimeout(function() {
|
677 | * order.push([num, key]);
|
678 | * done(null, num % 2);
|
679 | * }, num * 10);
|
680 | * };
|
681 | * async.rejectLimit(object, 2, iterator, function(err, res) {
|
682 | * console.log(res); // [4, 2]
|
683 | * console.log(order); // [[1, 'a'], [3, 'c'], [5, 'b'], [2, 'e'], [4, 'd']]
|
684 | * });
|
685 | *
|
686 | */
|
687 | var rejectLimit = createFilterLimit(false);
|
688 |
|
689 | /**
|
690 | * @memberof async
|
691 | * @namespace detect
|
692 | * @param {Array|Object} collection
|
693 | * @param {Function} iterator
|
694 | * @param {Function} callback
|
695 | * @example
|
696 | *
|
697 | * // array
|
698 | * var order = [];
|
699 | * var array = [1, 3, 2];
|
700 | * var iterator = function(num, done) {
|
701 | * setTimeout(function() {
|
702 | * order.push(num);
|
703 | * done(null, num % 2);
|
704 | * }, num * 10);
|
705 | * };
|
706 | * async.detect(array, iterator, function(err, res) {
|
707 | * console.log(res); // 1
|
708 | * console.log(order); // [1]
|
709 | * });
|
710 | *
|
711 | * @example
|
712 | *
|
713 | * // array with index
|
714 | * var order = [];
|
715 | * var array = [1, 3, 2];
|
716 | * var iterator = function(num, index, done) {
|
717 | * setTimeout(function() {
|
718 | * order.push([num, index]);
|
719 | * done(null, num % 2);
|
720 | * }, num * 10);
|
721 | * };
|
722 | * async.detect(array, iterator, function(err, res) {
|
723 | * console.log(res); // 1
|
724 | * console.log(order); // [[1, 0]]
|
725 | * });
|
726 | *
|
727 | * @example
|
728 | *
|
729 | * // object
|
730 | * var order = [];
|
731 | * var object = { a: 1, b: 3, c: 2 };
|
732 | * var iterator = function(num, done) {
|
733 | * setTimeout(function() {
|
734 | * order.push(num);
|
735 | * done(null, num % 2);
|
736 | * }, num * 10);
|
737 | * };
|
738 | * async.detect(object, iterator, function(err, res) {
|
739 | * console.log(res); // 1
|
740 | * console.log(order); // [1]
|
741 | * });
|
742 | *
|
743 | * @example
|
744 | *
|
745 | * // object with key
|
746 | * var order = [];
|
747 | * var object = { a: 1, b: 3, c: 2 };
|
748 | * var iterator = function(num, key, done) {
|
749 | * setTimeout(function() {
|
750 | * order.push([num, key]);
|
751 | * done(null, num % 2);
|
752 | * }, num * 10);
|
753 | * };
|
754 | * async.detect(object, iterator, function(err, res) {
|
755 | * console.log(res); // 1
|
756 | * console.log(order); // [[1, 'a']]
|
757 | * });
|
758 | *
|
759 | */
|
760 | var detect = createDetect(arrayEachValue, baseEachValue, symbolEachValue, true);
|
761 |
|
762 | /**
|
763 | * @memberof async
|
764 | * @namespace detectSeries
|
765 | * @param {Array|Object} collection
|
766 | * @param {Function} iterator
|
767 | * @param {Function} callback
|
768 | * @example
|
769 | *
|
770 | * // array
|
771 | * var order = [];
|
772 | * var array = [1, 3, 2];
|
773 | * var iterator = function(num, done) {
|
774 | * setTimeout(function() {
|
775 | * order.push(num);
|
776 | * done(null, num % 2);
|
777 | * }, num * 10);
|
778 | * };
|
779 | * async.detectSeries(array, iterator, function(err, res) {
|
780 | * console.log(res); // 1
|
781 | * console.log(order); // [1]
|
782 | * });
|
783 | *
|
784 | * @example
|
785 | *
|
786 | * // array with index
|
787 | * var order = [];
|
788 | * var array = [1, 3, 2];
|
789 | * var iterator = function(num, index, done) {
|
790 | * setTimeout(function() {
|
791 | * order.push([num, index]);
|
792 | * done(null, num % 2);
|
793 | * }, num * 10);
|
794 | * };
|
795 | * async.detectSeries(array, iterator, function(err, res) {
|
796 | * console.log(res); // 1
|
797 | * console.log(order); // [[1, 0]]
|
798 | * });
|
799 | *
|
800 | * @example
|
801 | *
|
802 | * // object
|
803 | * var order = [];
|
804 | * var object = { a: 1, b: 3, c: 2 };
|
805 | * var iterator = function(num, done) {
|
806 | * setTimeout(function() {
|
807 | * order.push(num);
|
808 | * done(null, num % 2);
|
809 | * }, num * 10);
|
810 | * };
|
811 | * async.detectSeries(object, iterator, function(err, res) {
|
812 | * console.log(res); // 1
|
813 | * console.log(order); // [1]
|
814 | * });
|
815 | *
|
816 | * @example
|
817 | *
|
818 | * // object with key
|
819 | * var order = [];
|
820 | * var object = { a: 1, b: 3, c: 2 };
|
821 | * var iterator = function(num, key, done) {
|
822 | * setTimeout(function() {
|
823 | * order.push([num, key]);
|
824 | * done(null, num % 2);
|
825 | * }, num * 10);
|
826 | * };
|
827 | * async.detectSeries(object, iterator, function(err, res) {
|
828 | * console.log(res); // 1
|
829 | * console.log(order); // [[1, 'a']]
|
830 | * });
|
831 | *
|
832 | */
|
833 | var detectSeries = createDetectSeries(true);
|
834 |
|
835 | /**
|
836 | * @memberof async
|
837 | * @namespace detectLimit
|
838 | * @param {Array|Object} collection
|
839 | * @param {number} limit - limit >= 1
|
840 | * @param {Function} iterator
|
841 | * @param {Function} callback
|
842 | * @example
|
843 | *
|
844 | * // array
|
845 | * var order = [];
|
846 | * var array = [1, 5, 3, 4, 2];
|
847 | * var iterator = function(num, done) {
|
848 | * setTimeout(function() {
|
849 | * order.push(num);
|
850 | * done(null, num % 2);
|
851 | * }, num * 10);
|
852 | * };
|
853 | * async.detectLimit(array, 2, iterator, function(err, res) {
|
854 | * console.log(res); // 1
|
855 | * console.log(order); // [1]
|
856 | * });
|
857 | *
|
858 | * @example
|
859 | *
|
860 | * // array with index
|
861 | * var order = [];
|
862 | * var array = [1, 5, 3, 4, 2];
|
863 | * var iterator = function(num, index, done) {
|
864 | * setTimeout(function() {
|
865 | * order.push([num, index]);
|
866 | * done(null, num % 2);
|
867 | * }, num * 10);
|
868 | * };
|
869 | * async.detectLimit(array, 2, iterator, function(err, res) {
|
870 | * console.log(res); // 1
|
871 | * console.log(order); // [[1, 0]]
|
872 | * });
|
873 | *
|
874 | * @example
|
875 | *
|
876 | * // object
|
877 | * var order = [];
|
878 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
879 | * var iterator = function(num, done) {
|
880 | * setTimeout(function() {
|
881 | * order.push(num);
|
882 | * done(null, num % 2);
|
883 | * }, num * 10);
|
884 | * };
|
885 | * async.detectLimit(object, 2, iterator, function(err, res) {
|
886 | * console.log(res); // 1
|
887 | * console.log(order); // [1]
|
888 | * });
|
889 | *
|
890 | * @example
|
891 | *
|
892 | * // object with key
|
893 | * var order = [];
|
894 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
895 | * var iterator = function(num, key, done) {
|
896 | * setTimeout(function() {
|
897 | * order.push([num, key]);
|
898 | * done(null, num % 2);
|
899 | * }, num * 10);
|
900 | * };
|
901 | * async.detectLimit(object, 2, iterator, function(err, res) {
|
902 | * console.log(res); // 1
|
903 | * console.log(order); // [[1, 'a']]
|
904 | * });
|
905 | *
|
906 | */
|
907 | var detectLimit = createDetectLimit(true);
|
908 |
|
909 | /**
|
910 | * @memberof async
|
911 | * @namespace every
|
912 | * @param {Array|Object} collection
|
913 | * @param {Function} iterator
|
914 | * @param {Function} callback
|
915 | * @example
|
916 | *
|
917 | * // array
|
918 | * var order = [];
|
919 | * var array = [1, 3, 2];
|
920 | * var iterator = function(num, done) {
|
921 | * setTimeout(function() {
|
922 | * order.push(num);
|
923 | * done(null, num % 2);
|
924 | * }, num * 10);
|
925 | * };
|
926 | * async.every(array, iterator, function(err, res) {
|
927 | * console.log(res); // false
|
928 | * console.log(order); // [1, 2]
|
929 | * });
|
930 | *
|
931 | * @example
|
932 | *
|
933 | * // array with index
|
934 | * var order = [];
|
935 | * var array = [1, 3, 2];
|
936 | * var iterator = function(num, index, done) {
|
937 | * setTimeout(function() {
|
938 | * order.push([num, index]);
|
939 | * done(null, num % 2);
|
940 | * }, num * 10);
|
941 | * };
|
942 | * async.every(array, iterator, function(err, res) {
|
943 | * console.log(res); // false
|
944 | * console.log(order); // [[1, 0], [2, 2]]
|
945 | * });
|
946 | *
|
947 | * @example
|
948 | *
|
949 | * // object
|
950 | * var order = [];
|
951 | * var object = { a: 1, b: 3, c: 2 };
|
952 | * var iterator = function(num, done) {
|
953 | * setTimeout(function() {
|
954 | * order.push(num);
|
955 | * done(null, num % 2);
|
956 | * }, num * 10);
|
957 | * };
|
958 | * async.every(object, iterator, function(err, res) {
|
959 | * console.log(res); // false
|
960 | * console.log(order); // [1, 2]
|
961 | * });
|
962 | *
|
963 | * @example
|
964 | *
|
965 | * // object with key
|
966 | * var order = [];
|
967 | * var object = { a: 1, b: 3, c: 2 };
|
968 | * var iterator = function(num, key, done) {
|
969 | * setTimeout(function() {
|
970 | * order.push([num, key]);
|
971 | * done(null, num % 2);
|
972 | * }, num * 10);
|
973 | * };
|
974 | * async.every(object, iterator, function(err, res) {
|
975 | * console.log(res); // false
|
976 | * console.log(order); // [[1, 'a'], [2, 'c']]
|
977 | * });
|
978 | *
|
979 | */
|
980 | var every = createEvery(arrayEachValue, baseEachValue, symbolEachValue);
|
981 |
|
982 | /**
|
983 | * @memberof async
|
984 | * @namespace everySeries
|
985 | * @param {Array|Object} collection
|
986 | * @param {Function} iterator
|
987 | * @param {Function} callback
|
988 | * @example
|
989 | *
|
990 | * // array
|
991 | * var order = [];
|
992 | * var array = [1, 3, 2];
|
993 | * var iterator = function(num, done) {
|
994 | * setTimeout(function() {
|
995 | * order.push(num);
|
996 | * done(null, num % 2);
|
997 | * }, num * 10);
|
998 | * };
|
999 | * async.everySeries(array, iterator, function(err, res) {
|
1000 | * console.log(res); // false
|
1001 | * console.log(order); // [1, 3, 2]
|
1002 | * });
|
1003 | *
|
1004 | * @example
|
1005 | *
|
1006 | * // array with index
|
1007 | * var order = [];
|
1008 | * var array = [1, 3, 2];
|
1009 | * var iterator = function(num, index, done) {
|
1010 | * setTimeout(function() {
|
1011 | * order.push([num, index]);
|
1012 | * done(null, num % 2);
|
1013 | * }, num * 10);
|
1014 | * };
|
1015 | * async.everySeries(array, iterator, function(err, res) {
|
1016 | * console.log(res); // false
|
1017 | * console.log(order); // [[1, 0], [3, 1], [2, 2]]
|
1018 | * });
|
1019 | *
|
1020 | * @example
|
1021 | *
|
1022 | * // object
|
1023 | * var order = [];
|
1024 | * var object = { a: 1, b: 3, c: 2 };
|
1025 | * var iterator = function(num, done) {
|
1026 | * setTimeout(function() {
|
1027 | * order.push(num);
|
1028 | * done(null, num % 2);
|
1029 | * }, num * 10);
|
1030 | * };
|
1031 | * async.everySeries(object, iterator, function(err, res) {
|
1032 | * console.log(res); // false
|
1033 | * console.log(order); // [1, 3, 2]
|
1034 | * });
|
1035 | *
|
1036 | * @example
|
1037 | *
|
1038 | * // object with key
|
1039 | * var order = [];
|
1040 | * var object = { a: 1, b: 3, c: 2 };
|
1041 | * var iterator = function(num, key, done) {
|
1042 | * setTimeout(function() {
|
1043 | * order.push([num, key]);
|
1044 | * done(null, num % 2);
|
1045 | * }, num * 10);
|
1046 | * };
|
1047 | * async.everySeries(object, iterator, function(err, res) {
|
1048 | * console.log(res); // false
|
1049 | * console.log(order); // [[1, 'a'], [3, 'b'] [2, 'c']]
|
1050 | * });
|
1051 | *
|
1052 | */
|
1053 | var everySeries = createEverySeries();
|
1054 |
|
1055 | /**
|
1056 | * @memberof async
|
1057 | * @namespace everyLimit
|
1058 | * @param {Array|Object} collection
|
1059 | * @param {number} limit - limit >= 1
|
1060 | * @param {Function} iterator
|
1061 | * @param {Function} callback
|
1062 | * @example
|
1063 | *
|
1064 | * // array
|
1065 | * var order = [];
|
1066 | * var array = [1, 5, 3, 4, 2];
|
1067 | * var iterator = function(num, done) {
|
1068 | * setTimeout(function() {
|
1069 | * order.push(num);
|
1070 | * done(null, num % 2);
|
1071 | * }, num * 10);
|
1072 | * };
|
1073 | * async.everyLimit(array, 2, iterator, function(err, res) {
|
1074 | * console.log(res); // false
|
1075 | * console.log(order); // [1, 3, 5, 2]
|
1076 | * });
|
1077 | *
|
1078 | * @example
|
1079 | *
|
1080 | * // array with index
|
1081 | * var order = [];
|
1082 | * var array = [1, 5, 3, 4, 2];
|
1083 | * var iterator = function(num, index, done) {
|
1084 | * setTimeout(function() {
|
1085 | * order.push([num, index]);
|
1086 | * done(null, num % 2);
|
1087 | * }, num * 10);
|
1088 | * };
|
1089 | * async.everyLimit(array, 2, iterator, function(err, res) {
|
1090 | * console.log(res); // false
|
1091 | * console.log(order); // [[1, 0], [3, 2], [5, 1], [2, 4]]
|
1092 | * });
|
1093 | *
|
1094 | * @example
|
1095 | *
|
1096 | * // object
|
1097 | * var order = [];
|
1098 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
1099 | * var iterator = function(num, done) {
|
1100 | * setTimeout(function() {
|
1101 | * order.push(num);
|
1102 | * done(null, num % 2);
|
1103 | * }, num * 10);
|
1104 | * };
|
1105 | * async.everyLimit(object, 2, iterator, function(err, res) {
|
1106 | * console.log(res); // false
|
1107 | * console.log(order); // [1, 3, 5, 2]
|
1108 | * });
|
1109 | *
|
1110 | * @example
|
1111 | *
|
1112 | * // object with key
|
1113 | * var order = [];
|
1114 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
1115 | * var iterator = function(num, key, done) {
|
1116 | * setTimeout(function() {
|
1117 | * order.push([num, key]);
|
1118 | * done(null, num % 2);
|
1119 | * }, num * 10);
|
1120 | * };
|
1121 | * async.everyLimit(object, 2, iterator, function(err, res) {
|
1122 | * console.log(res); // false
|
1123 | * console.log(order); // [[1, 'a'], [3, 'c'], [5, 'b'], [2, 'e']]
|
1124 | * });
|
1125 | *
|
1126 | */
|
1127 | var everyLimit = createEveryLimit();
|
1128 |
|
1129 | /**
|
1130 | * @memberof async
|
1131 | * @namespace pick
|
1132 | * @param {Array|Object} collection
|
1133 | * @param {Function} iterator
|
1134 | * @param {Function} callback
|
1135 | * @example
|
1136 | *
|
1137 | * // array
|
1138 | * var order = [];
|
1139 | * var array = [1, 3, 2, 4];
|
1140 | * var iterator = function(num, done) {
|
1141 | * setTimeout(function() {
|
1142 | * order.push(num);
|
1143 | * done(null, num % 2);
|
1144 | * }, num * 10);
|
1145 | * };
|
1146 | * async.pick(array, iterator, function(err, res) {
|
1147 | * console.log(res); // { '0': 1, '1': 3 }
|
1148 | * console.log(order); // [1, 2, 3, 4]
|
1149 | * });
|
1150 | *
|
1151 | * @example
|
1152 | *
|
1153 | * // array with index
|
1154 | * var order = [];
|
1155 | * var array = [1, 3, 2, 4];
|
1156 | * var iterator = function(num, index, done) {
|
1157 | * setTimeout(function() {
|
1158 | * order.push([num, index]);
|
1159 | * done(null, num % 2);
|
1160 | * }, num * 10);
|
1161 | * };
|
1162 | * async.pick(array, iterator, function(err, res) {
|
1163 | * console.log(res); // { '0': 1, '1': 3 }
|
1164 | * console.log(order); // [[0, 1], [2, 2], [3, 1], [4, 3]]
|
1165 | * });
|
1166 | *
|
1167 | * @example
|
1168 | *
|
1169 | * // object
|
1170 | * var order = [];
|
1171 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
1172 | * var iterator = function(num, done) {
|
1173 | * setTimeout(function() {
|
1174 | * order.push(num);
|
1175 | * done(null, num % 2);
|
1176 | * }, num * 10);
|
1177 | * };
|
1178 | * async.pick(object, iterator, function(err, res) {
|
1179 | * console.log(res); // { a: 1, b: 3 }
|
1180 | * console.log(order); // [1, 2, 3, 4]
|
1181 | * });
|
1182 | *
|
1183 | * @example
|
1184 | *
|
1185 | * // object with key
|
1186 | * var order = [];
|
1187 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
1188 | * var iterator = function(num, key, done) {
|
1189 | * setTimeout(function() {
|
1190 | * order.push([num, key]);
|
1191 | * done(null, num % 2);
|
1192 | * }, num * 10);
|
1193 | * };
|
1194 | * async.pick(object, iterator, function(err, res) {
|
1195 | * console.log(res); // { a: 1, b: 3 }
|
1196 | * console.log(order); // [[1, 'a'], [2, 'c'], [3, 'b'], [4, 'd']]
|
1197 | * });
|
1198 | *
|
1199 | */
|
1200 | var pick = createPick(arrayEachIndexValue, baseEachKeyValue, symbolEachKeyValue, true);
|
1201 |
|
1202 | /**
|
1203 | * @memberof async
|
1204 | * @namespace pickSeries
|
1205 | * @param {Array|Object} collection
|
1206 | * @param {Function} iterator
|
1207 | * @param {Function} callback
|
1208 | * @example
|
1209 | *
|
1210 | * // array
|
1211 | * var order = [];
|
1212 | * var array = [1, 3, 2, 4];
|
1213 | * var iterator = function(num, done) {
|
1214 | * setTimeout(function() {
|
1215 | * order.push(num);
|
1216 | * done(null, num % 2);
|
1217 | * }, num * 10);
|
1218 | * };
|
1219 | * async.pickSeries(array, iterator, function(err, res) {
|
1220 | * console.log(res); // { '0': 1, '1': 3 }
|
1221 | * console.log(order); // [1, 3, 2, 4]
|
1222 | * });
|
1223 | *
|
1224 | * @example
|
1225 | *
|
1226 | * // array with index
|
1227 | * var order = [];
|
1228 | * var array = [1, 3, 2, 4];
|
1229 | * var iterator = function(num, index, done) {
|
1230 | * setTimeout(function() {
|
1231 | * order.push([num, index]);
|
1232 | * done(null, num % 2);
|
1233 | * }, num * 10);
|
1234 | * };
|
1235 | * async.pickSeries(array, iterator, function(err, res) {
|
1236 | * console.log(res); // { '0': 1, '1': 3 }
|
1237 | * console.log(order); // [[0, 1], [3, 1], [2, 2], [4, 3]]
|
1238 | * });
|
1239 | *
|
1240 | * @example
|
1241 | *
|
1242 | * // object
|
1243 | * var order = [];
|
1244 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
1245 | * var iterator = function(num, done) {
|
1246 | * setTimeout(function() {
|
1247 | * order.push(num);
|
1248 | * done(null, num % 2);
|
1249 | * }, num * 10);
|
1250 | * };
|
1251 | * async.pickSeries(object, iterator, function(err, res) {
|
1252 | * console.log(res); // { a: 1, b: 3 }
|
1253 | * console.log(order); // [1, 3, 2, 4]
|
1254 | * });
|
1255 | *
|
1256 | * @example
|
1257 | *
|
1258 | * // object with key
|
1259 | * var order = [];
|
1260 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
1261 | * var iterator = function(num, key, done) {
|
1262 | * setTimeout(function() {
|
1263 | * order.push([num, key]);
|
1264 | * done(null, num % 2);
|
1265 | * }, num * 10);
|
1266 | * };
|
1267 | * async.pickSeries(object, iterator, function(err, res) {
|
1268 | * console.log(res); // { a: 1, b: 3 }
|
1269 | * console.log(order); // [[1, 'a'], [3, 'b'], [2, 'c'], [4, 'd']]
|
1270 | * });
|
1271 | *
|
1272 | */
|
1273 | var pickSeries = createPickSeries(true);
|
1274 |
|
1275 | /**
|
1276 | * @memberof async
|
1277 | * @namespace pickLimit
|
1278 | * @param {Array|Object} collection
|
1279 | * @param {number} limit - limit >= 1
|
1280 | * @param {Function} iterator
|
1281 | * @param {Function} callback
|
1282 | * @example
|
1283 | *
|
1284 | * // array
|
1285 | * var order = [];
|
1286 | * var array = [1, 5, 3, 4, 2];
|
1287 | * var iterator = function(num, done) {
|
1288 | * setTimeout(function() {
|
1289 | * order.push(num);
|
1290 | * done(null, num % 2);
|
1291 | * }, num * 10);
|
1292 | * };
|
1293 | * async.pickLimit(array, 2, iterator, function(err, res) {
|
1294 | * console.log(res); // { '0': 1, '1': 5, '2': 3 }
|
1295 | * console.log(order); // [1, 3, 5, 2, 4]
|
1296 | * });
|
1297 | *
|
1298 | * @example
|
1299 | *
|
1300 | * // array with index
|
1301 | * var order = [];
|
1302 | * var array = [1, 5, 3, 4, 2];
|
1303 | * var iterator = function(num, index, done) {
|
1304 | * setTimeout(function() {
|
1305 | * order.push([num, index]);
|
1306 | * done(null, num % 2);
|
1307 | * }, num * 10);
|
1308 | * };
|
1309 | * async.pickLimit(array, 2, iterator, function(err, res) {
|
1310 | * console.log(res); // { '0': 1, '1': 5, '2': 3 }
|
1311 | * console.log(order); // [[1, 0], [3, 2], [5, 1], [2, 4], [4, 3]]
|
1312 | * });
|
1313 | *
|
1314 | * @example
|
1315 | *
|
1316 | * // object
|
1317 | * var order = [];
|
1318 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
1319 | * var iterator = function(num, done) {
|
1320 | * setTimeout(function() {
|
1321 | * order.push(num);
|
1322 | * done(null, num % 2);
|
1323 | * }, num * 10);
|
1324 | * };
|
1325 | * async.pickLimit(object, 2, iterator, function(err, res) {
|
1326 | * console.log(res); // { a: 1, b: 5, c: 3 }
|
1327 | * console.log(order); // [1, 3, 5, 2, 4]
|
1328 | * });
|
1329 | *
|
1330 | * @example
|
1331 | *
|
1332 | * // object with key
|
1333 | * var order = [];
|
1334 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
1335 | * var iterator = function(num, key, done) {
|
1336 | * setTimeout(function() {
|
1337 | * order.push([num, key]);
|
1338 | * done(null, num % 2);
|
1339 | * }, num * 10);
|
1340 | * };
|
1341 | * async.pickLimit(object, 2, iterator, function(err, res) {
|
1342 | * console.log(res); // { a: 1, b: 5, c: 3 }
|
1343 | * console.log(order); // [[1, 'a'], [3, 'c'], [5, 'b'], [2, 'e'], [4, 'd']]
|
1344 | * });
|
1345 | *
|
1346 | */
|
1347 | var pickLimit = createPickLimit(true);
|
1348 |
|
1349 | /**
|
1350 | * @memberof async
|
1351 | * @namespace omit
|
1352 | * @param {Array|Object} collection
|
1353 | * @param {Function} iterator
|
1354 | * @param {Function} callback
|
1355 | * @example
|
1356 | *
|
1357 | * // array
|
1358 | * var order = [];
|
1359 | * var array = [1, 3, 2, 4];
|
1360 | * var iterator = function(num, done) {
|
1361 | * setTimeout(function() {
|
1362 | * order.push(num);
|
1363 | * done(null, num % 2);
|
1364 | * }, num * 10);
|
1365 | * };
|
1366 | * async.omit(array, iterator, function(err, res) {
|
1367 | * console.log(res); // { '2': 2, '3': 4 }
|
1368 | * console.log(order); // [1, 2, 3, 4]
|
1369 | * });
|
1370 | *
|
1371 | * @example
|
1372 | *
|
1373 | * // array with index
|
1374 | * var order = [];
|
1375 | * var array = [1, 3, 2, 4];
|
1376 | * var iterator = function(num, index, done) {
|
1377 | * setTimeout(function() {
|
1378 | * order.push([num, index]);
|
1379 | * done(null, num % 2);
|
1380 | * }, num * 10);
|
1381 | * };
|
1382 | * async.omit(array, iterator, function(err, res) {
|
1383 | * console.log(res); // { '2': 2, '3': 4 }
|
1384 | * console.log(order); // [[0, 1], [2, 2], [3, 1], [4, 3]]
|
1385 | * });
|
1386 | *
|
1387 | * @example
|
1388 | *
|
1389 | * // object
|
1390 | * var order = [];
|
1391 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
1392 | * var iterator = function(num, done) {
|
1393 | * setTimeout(function() {
|
1394 | * order.push(num);
|
1395 | * done(null, num % 2);
|
1396 | * }, num * 10);
|
1397 | * };
|
1398 | * async.omit(object, iterator, function(err, res) {
|
1399 | * console.log(res); // { c: 2, d: 4 }
|
1400 | * console.log(order); // [1, 2, 3, 4]
|
1401 | * });
|
1402 | *
|
1403 | * @example
|
1404 | *
|
1405 | * // object with key
|
1406 | * var order = [];
|
1407 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
1408 | * var iterator = function(num, key, done) {
|
1409 | * setTimeout(function() {
|
1410 | * order.push([num, key]);
|
1411 | * done(null, num % 2);
|
1412 | * }, num * 10);
|
1413 | * };
|
1414 | * async.omit(object, iterator, function(err, res) {
|
1415 | * console.log(res); // { c: 2, d: 4 }
|
1416 | * console.log(order); // [[1, 'a'], [2, 'c'], [3, 'b'], [4, 'd']]
|
1417 | * });
|
1418 | *
|
1419 | */
|
1420 | var omit = createPick(arrayEachIndexValue, baseEachKeyValue, symbolEachKeyValue, false);
|
1421 |
|
1422 | /**
|
1423 | * @memberof async
|
1424 | * @namespace omitSeries
|
1425 | * @param {Array|Object} collection
|
1426 | * @param {Function} iterator
|
1427 | * @param {Function} callback
|
1428 | * @example
|
1429 | *
|
1430 | * // array
|
1431 | * var order = [];
|
1432 | * var array = [1, 3, 2, 4];
|
1433 | * var iterator = function(num, done) {
|
1434 | * setTimeout(function() {
|
1435 | * order.push(num);
|
1436 | * done(null, num % 2);
|
1437 | * }, num * 10);
|
1438 | * };
|
1439 | * async.omitSeries(array, iterator, function(err, res) {
|
1440 | * console.log(res); // { '2': 2, '3': 4 }
|
1441 | * console.log(order); // [1, 3, 2, 4]
|
1442 | * });
|
1443 | *
|
1444 | * @example
|
1445 | *
|
1446 | * // array with index
|
1447 | * var order = [];
|
1448 | * var array = [1, 3, 2, 4];
|
1449 | * var iterator = function(num, index, done) {
|
1450 | * setTimeout(function() {
|
1451 | * order.push([num, index]);
|
1452 | * done(null, num % 2);
|
1453 | * }, num * 10);
|
1454 | * };
|
1455 | * async.omitSeries(array, iterator, function(err, res) {
|
1456 | * console.log(res); // { '2': 2, '3': 4 }
|
1457 | * console.log(order); // [[0, 1], [3, 1], [2, 2], [4, 3]]
|
1458 | * });
|
1459 | *
|
1460 | * @example
|
1461 | *
|
1462 | * // object
|
1463 | * var order = [];
|
1464 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
1465 | * var iterator = function(num, done) {
|
1466 | * setTimeout(function() {
|
1467 | * order.push(num);
|
1468 | * done(null, num % 2);
|
1469 | * }, num * 10);
|
1470 | * };
|
1471 | * async.omitSeries(object, iterator, function(err, res) {
|
1472 | * console.log(res); // { c: 2, d: 4 }
|
1473 | * console.log(order); // [1, 3, 2, 4]
|
1474 | * });
|
1475 | *
|
1476 | * @example
|
1477 | *
|
1478 | * // object with key
|
1479 | * var order = [];
|
1480 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
1481 | * var iterator = function(num, key, done) {
|
1482 | * setTimeout(function() {
|
1483 | * order.push([num, key]);
|
1484 | * done(null, num % 2);
|
1485 | * }, num * 10);
|
1486 | * };
|
1487 | * async.omitSeries(object, iterator, function(err, res) {
|
1488 | * console.log(res); // { c: 2, d: 4 }
|
1489 | * console.log(order); // [[1, 'a'], [3, 'b'], [2, 'c'], [4, 'd']]
|
1490 | * });
|
1491 | *
|
1492 | */
|
1493 | var omitSeries = createPickSeries(false);
|
1494 |
|
1495 | /**
|
1496 | * @memberof async
|
1497 | * @namespace omitLimit
|
1498 | * @param {Array|Object} collection
|
1499 | * @param {number} limit - limit >= 1
|
1500 | * @param {Function} iterator
|
1501 | * @param {Function} callback
|
1502 | * @example
|
1503 | *
|
1504 | * // array
|
1505 | * var order = [];
|
1506 | * var array = [1, 5, 3, 4, 2];
|
1507 | * var iterator = function(num, done) {
|
1508 | * setTimeout(function() {
|
1509 | * order.push(num);
|
1510 | * done(null, num % 2);
|
1511 | * }, num * 10);
|
1512 | * };
|
1513 | * async.omitLimit(array, 2, iterator, function(err, res) {
|
1514 | * console.log(res); // { '3': 4, '4': 2 }
|
1515 | * console.log(order); // [1, 3, 5, 2, 4]
|
1516 | * });
|
1517 | *
|
1518 | * @example
|
1519 | *
|
1520 | * // array with index
|
1521 | * var order = [];
|
1522 | * var array = [1, 5, 3, 4, 2];
|
1523 | * var iterator = function(num, index, done) {
|
1524 | * setTimeout(function() {
|
1525 | * order.push([num, index]);
|
1526 | * done(null, num % 2);
|
1527 | * }, num * 10);
|
1528 | * };
|
1529 | * async.omitLimit(array, 2, iterator, function(err, res) {
|
1530 | * console.log(res); // { '3': 4, '4': 2 }
|
1531 | * console.log(order); // [[1, 0], [3, 2], [5, 1], [2, 4], [4, 3]]
|
1532 | * });
|
1533 | *
|
1534 | * @example
|
1535 | *
|
1536 | * // object
|
1537 | * var order = [];
|
1538 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
1539 | * var iterator = function(num, done) {
|
1540 | * setTimeout(function() {
|
1541 | * order.push(num);
|
1542 | * done(null, num % 2);
|
1543 | * }, num * 10);
|
1544 | * };
|
1545 | * async.omitLimit(object, 2, iterator, function(err, res) {
|
1546 | * console.log(res); // { d: 4, e: 2 }
|
1547 | * console.log(order); // [1, 3, 5, 2, 4]
|
1548 | * });
|
1549 | *
|
1550 | * @example
|
1551 | *
|
1552 | * // object with key
|
1553 | * var order = [];
|
1554 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
1555 | * var iterator = function(num, key, done) {
|
1556 | * setTimeout(function() {
|
1557 | * order.push([num, key]);
|
1558 | * done(null, num % 2);
|
1559 | * }, num * 10);
|
1560 | * };
|
1561 | * async.omitLimit(object, 2, iterator, function(err, res) {
|
1562 | * console.log(res); // { d: 4, e: 2 }
|
1563 | * console.log(order); // [[1, 'a'], [3, 'c'], [5, 'b'], [2, 'e'], [4, 'd']]
|
1564 | * });
|
1565 | *
|
1566 | */
|
1567 | var omitLimit = createPickLimit(false);
|
1568 |
|
1569 | /**
|
1570 | * @memberof async
|
1571 | * @namespace transform
|
1572 | * @param {Array|Object} collection
|
1573 | * @param {Array|Object|Function} [accumulator]
|
1574 | * @param {Function} [iterator]
|
1575 | * @param {Function} [callback]
|
1576 | * @example
|
1577 | *
|
1578 | * // array
|
1579 | * var order = [];
|
1580 | * var collection = [1, 3, 2, 4];
|
1581 | * var iterator = function(result, num, done) {
|
1582 | * setTimeout(function() {
|
1583 | * order.push(num);
|
1584 | * result.push(num)
|
1585 | * done();
|
1586 | * }, num * 10);
|
1587 | * };
|
1588 | * async.transform(collection, iterator, function(err, res) {
|
1589 | * console.log(res); // [1, 2, 3, 4]
|
1590 | * console.log(order); // [1, 2, 3, 4]
|
1591 | * });
|
1592 | *
|
1593 | * @example
|
1594 | *
|
1595 | * // array with index and accumulator
|
1596 | * var order = [];
|
1597 | * var collection = [1, 3, 2, 4];
|
1598 | * var iterator = function(result, num, index, done) {
|
1599 | * setTimeout(function() {
|
1600 | * order.push([num, index]);
|
1601 | * result[index] = num;
|
1602 | * done();
|
1603 | * }, num * 10);
|
1604 | * };
|
1605 | * async.transform(collection, {}, iterator, function(err, res) {
|
1606 | * console.log(res); // { '0': 1, '1': 3, '2': 2, '3': 4 }
|
1607 | * console.log(order); // [[1, 0], [2, 2], [3, 1], [4, 3]]
|
1608 | * });
|
1609 | *
|
1610 | * @example
|
1611 | *
|
1612 | * // object with accumulator
|
1613 | * var order = [];
|
1614 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
1615 | * var iterator = function(result, num, done) {
|
1616 | * setTimeout(function() {
|
1617 | * order.push(num);
|
1618 | * result.push(num);
|
1619 | * done();
|
1620 | * }, num * 10);
|
1621 | * };
|
1622 | * async.transform(collection, [], iterator, function(err, res) {
|
1623 | * console.log(res); // [1, 2, 3, 4]
|
1624 | * console.log(order); // [1, 2, 3, 4]
|
1625 | * });
|
1626 | *
|
1627 | * @example
|
1628 | *
|
1629 | * // object with key
|
1630 | * var order = [];
|
1631 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
1632 | * var iterator = function(result, num, key, done) {
|
1633 | * setTimeout(function() {
|
1634 | * order.push([num, key]);
|
1635 | * result[key] = num;
|
1636 | * done();
|
1637 | * }, num * 10);
|
1638 | * };
|
1639 | * async.transform(collection, iterator, function(err, res) {
|
1640 | * console.log(res); // { a: 1, b: 3, c: 2, d: 4 }
|
1641 | * console.log(order); // [[1, 'a'], [2, 'c'], [3, 'b'], [4, 'd']]
|
1642 | * });
|
1643 | *
|
1644 | */
|
1645 | var transform = createTransform(arrayEachResult, baseEachResult, symbolEachResult);
|
1646 |
|
1647 | /**
|
1648 | * @memberof async
|
1649 | * @namespace sortBy
|
1650 | * @param {Array|Object} collection
|
1651 | * @param {Function} iterator
|
1652 | * @param {Function} callback
|
1653 | * @example
|
1654 | *
|
1655 | * // array
|
1656 | * var order = [];
|
1657 | * var array = [1, 3, 2];
|
1658 | * var iterator = function(num, done) {
|
1659 | * setTimeout(function() {
|
1660 | * order.push(num);
|
1661 | * done(null, num);
|
1662 | * }, num * 10);
|
1663 | * };
|
1664 | * async.sortBy(array, iterator, function(err, res) {
|
1665 | * console.log(res); // [1, 2, 3];
|
1666 | * console.log(order); // [1, 2, 3]
|
1667 | * });
|
1668 | *
|
1669 | * @example
|
1670 | *
|
1671 | * // array with index
|
1672 | * var order = [];
|
1673 | * var array = [1, 3, 2];
|
1674 | * var iterator = function(num, index, done) {
|
1675 | * setTimeout(function() {
|
1676 | * order.push([num, index]);
|
1677 | * done(null, num);
|
1678 | * }, num * 10);
|
1679 | * };
|
1680 | * async.sortBy(array, iterator, function(err, res) {
|
1681 | * console.log(res); // [1, 2, 3]
|
1682 | * console.log(order); // [[1, 0], [2, 2], [3, 1]]
|
1683 | * });
|
1684 | *
|
1685 | * @example
|
1686 | *
|
1687 | * // object
|
1688 | * var order = [];
|
1689 | * var object = { a: 1, b: 3, c: 2 };
|
1690 | * var iterator = function(num, done) {
|
1691 | * setTimeout(function() {
|
1692 | * order.push(num);
|
1693 | * done(null, num);
|
1694 | * }, num * 10);
|
1695 | * };
|
1696 | * async.sortBy(object, iterator, function(err, res) {
|
1697 | * console.log(res); // [1, 2, 3]
|
1698 | * console.log(order); // [1, 2, 3]
|
1699 | * });
|
1700 | *
|
1701 | * @example
|
1702 | *
|
1703 | * // object with key
|
1704 | * var order = [];
|
1705 | * var object = { a: 1, b: 3, c: 2 };
|
1706 | * var iterator = function(num, key, done) {
|
1707 | * setTimeout(function() {
|
1708 | * order.push([num, key]);
|
1709 | * done(null, num);
|
1710 | * }, num * 10);
|
1711 | * };
|
1712 | * async.sortBy(object, iterator, function(err, res) {
|
1713 | * console.log(res); // [1, 2, 3]
|
1714 | * console.log(order); // [[1, 'a'], [2, 'c'], [3, 'b']]
|
1715 | * });
|
1716 | *
|
1717 | */
|
1718 | var sortBy = createSortBy(arrayEachValue, baseEachValue, symbolEachValue);
|
1719 |
|
1720 | /**
|
1721 | * @memberof async
|
1722 | * @namespace concat
|
1723 | * @param {Array|Object} collection
|
1724 | * @param {Function} iterator
|
1725 | * @param {Function} callback
|
1726 | * @example
|
1727 | *
|
1728 | * // array
|
1729 | * var order = [];
|
1730 | * var array = [1, 3, 2];
|
1731 | * var iterator = function(num, done) {
|
1732 | * setTimeout(function() {
|
1733 | * order.push(num);
|
1734 | * done(null, [num]);
|
1735 | * }, num * 10);
|
1736 | * };
|
1737 | * async.concat(array, iterator, function(err, res) {
|
1738 | * console.log(res); // [1, 2, 3];
|
1739 | * console.log(order); // [1, 2, 3]
|
1740 | * });
|
1741 | *
|
1742 | * @example
|
1743 | *
|
1744 | * // array with index
|
1745 | * var order = [];
|
1746 | * var array = [1, 3, 2];
|
1747 | * var iterator = function(num, index, done) {
|
1748 | * setTimeout(function() {
|
1749 | * order.push([num, index]);
|
1750 | * done(null, [num]);
|
1751 | * }, num * 10);
|
1752 | * };
|
1753 | * async.concat(array, iterator, function(err, res) {
|
1754 | * console.log(res); // [1, 2, 3]
|
1755 | * console.log(order); // [[1, 0], [2, 2], [3, 1]]
|
1756 | * });
|
1757 | *
|
1758 | * @example
|
1759 | *
|
1760 | * // object
|
1761 | * var order = [];
|
1762 | * var object = { a: 1, b: 3, c: 2 };
|
1763 | * var iterator = function(num, done) {
|
1764 | * setTimeout(function() {
|
1765 | * order.push(num);
|
1766 | * done(null, [num]);
|
1767 | * }, num * 10);
|
1768 | * };
|
1769 | * async.concat(object, iterator, function(err, res) {
|
1770 | * console.log(res); // [1, 2, 3]
|
1771 | * console.log(order); // [1, 2, 3]
|
1772 | * });
|
1773 | *
|
1774 | * @example
|
1775 | *
|
1776 | * // object with key
|
1777 | * var order = [];
|
1778 | * var object = { a: 1, b: 3, c: 2 };
|
1779 | * var iterator = function(num, key, done) {
|
1780 | * setTimeout(function() {
|
1781 | * order.push([num, key]);
|
1782 | * done(null, [num]);
|
1783 | * }, num * 10);
|
1784 | * };
|
1785 | * async.concat(object, iterator, function(err, res) {
|
1786 | * console.log(res); // [1, 2, 3]
|
1787 | * console.log(order); // [[1, 'a'], [2, 'c'], [3, 'b']]
|
1788 | * });
|
1789 | *
|
1790 | */
|
1791 | var concat = createConcat(arrayEachIndex, baseEachIndex, symbolEachIndex);
|
1792 |
|
1793 | /**
|
1794 | * @memberof async
|
1795 | * @namespace groupBy
|
1796 | * @param {Array|Object} collection
|
1797 | * @param {Function} iterator
|
1798 | * @param {Function} callback
|
1799 | * @example
|
1800 | *
|
1801 | * // array
|
1802 | * var order = [];
|
1803 | * var array = [4.2, 6.4, 6.1];
|
1804 | * var iterator = function(num, done) {
|
1805 | * setTimeout(function() {
|
1806 | * order.push(num);
|
1807 | * done(null, Math.floor(num));
|
1808 | * }, num * 10);
|
1809 | * };
|
1810 | * async.groupBy(array, iterator, function(err, res) {
|
1811 | * console.log(res); // { '4': [4.2], '6': [6.1, 6.4] }
|
1812 | * console.log(order); // [4.2, 6.1, 6.4]
|
1813 | * });
|
1814 | *
|
1815 | * @example
|
1816 | *
|
1817 | * // array with index
|
1818 | * var order = [];
|
1819 | * var array = [4.2, 6.4, 6.1];
|
1820 | * var iterator = function(num, index, done) {
|
1821 | * setTimeout(function() {
|
1822 | * order.push([num, index]);
|
1823 | * done(null, Math.floor(num));
|
1824 | * }, num * 10);
|
1825 | * };
|
1826 | * async.groupBy(array, iterator, function(err, res) {
|
1827 | * console.log(res); // { '4': [4.2], '6': [6.1, 6.4] }
|
1828 | * console.log(order); // [[4.2, 0], [6.1, 2], [6.4, 1]]
|
1829 | * });
|
1830 | *
|
1831 | * @example
|
1832 | *
|
1833 | * // object
|
1834 | * var order = [];
|
1835 | * var object = { a: 4.2, b: 6.4, c: 6.1 };
|
1836 | * var iterator = function(num, done) {
|
1837 | * setTimeout(function() {
|
1838 | * order.push(num);
|
1839 | * done(null, Math.floor(num));
|
1840 | * }, num * 10);
|
1841 | * };
|
1842 | * async.groupBy(object, iterator, function(err, res) {
|
1843 | * console.log(res); // { '4': [4.2], '6': [6.1, 6.4] }
|
1844 | * console.log(order); // [4.2, 6.1, 6.4]
|
1845 | * });
|
1846 | *
|
1847 | * @example
|
1848 | *
|
1849 | * // object with key
|
1850 | * var order = [];
|
1851 | * var object = { a: 4.2, b: 6.4, c: 6.1 };
|
1852 | * var iterator = function(num, key, done) {
|
1853 | * setTimeout(function() {
|
1854 | * order.push([num, key]);
|
1855 | * done(null, Math.floor(num));
|
1856 | * }, num * 10);
|
1857 | * };
|
1858 | * async.groupBy(object, iterator, function(err, res) {
|
1859 | * console.log(res); // { '4': [4.2], '6': [6.1, 6.4] }
|
1860 | * console.log(order); // [[4.2, 'a'], [6.1, 'c'], [6.4, 'b']]
|
1861 | * });
|
1862 | *
|
1863 | */
|
1864 | var groupBy = createGroupBy(arrayEachValue, baseEachValue, symbolEachValue);
|
1865 |
|
1866 | /**
|
1867 | * @memberof async
|
1868 | * @namespace parallel
|
1869 | * @param {Array|Object} tasks - functions
|
1870 | * @param {Function} callback
|
1871 | * @example
|
1872 | *
|
1873 | * var order = [];
|
1874 | * var tasks = [
|
1875 | * function(done) {
|
1876 | * setTimeout(function() {
|
1877 | * order.push(1);
|
1878 | * done(null, 1);
|
1879 | * }, 10);
|
1880 | * },
|
1881 | * function(done) {
|
1882 | * setTimeout(function() {
|
1883 | * order.push(2);
|
1884 | * done(null, 2);
|
1885 | * }, 30);
|
1886 | * },
|
1887 | * function(done) {
|
1888 | * setTimeout(function() {
|
1889 | * order.push(3);
|
1890 | * done(null, 3);
|
1891 | * }, 40);
|
1892 | * },
|
1893 | * function(done) {
|
1894 | * setTimeout(function() {
|
1895 | * order.push(4);
|
1896 | * done(null, 4);
|
1897 | * }, 20);
|
1898 | * }
|
1899 | * ];
|
1900 | * async.parallel(tasks, function(err, res) {
|
1901 | * console.log(res); // [1, 2, 3, 4];
|
1902 | * console.log(order); // [1, 4, 2, 3]
|
1903 | * });
|
1904 | *
|
1905 | * @example
|
1906 | *
|
1907 | * var order = [];
|
1908 | * var tasks = {
|
1909 | * 'a': function(done) {
|
1910 | * setTimeout(function() {
|
1911 | * order.push(1);
|
1912 | * done(null, 1);
|
1913 | * }, 10);
|
1914 | * },
|
1915 | * 'b': function(done) {
|
1916 | * setTimeout(function() {
|
1917 | * order.push(2);
|
1918 | * done(null, 2);
|
1919 | * }, 30);
|
1920 | * },
|
1921 | * 'c': function(done) {
|
1922 | * setTimeout(function() {
|
1923 | * order.push(3);
|
1924 | * done(null, 3);
|
1925 | * }, 40);
|
1926 | * },
|
1927 | * 'd': function(done) {
|
1928 | * setTimeout(function() {
|
1929 | * order.push(4);
|
1930 | * done(null, 4);
|
1931 | * }, 20);
|
1932 | * }
|
1933 | * };
|
1934 | * async.parallel(tasks, function(err, res) {
|
1935 | * console.log(res); // { a: 1, b: 2, c: 3, d:4 }
|
1936 | * console.log(order); // [1, 4, 2, 3]
|
1937 | * });
|
1938 | *
|
1939 | */
|
1940 | var parallel = createParallel(arrayEachFunc, baseEachFunc);
|
1941 |
|
1942 | /**
|
1943 | * @memberof async
|
1944 | * @namespace applyEach
|
1945 | */
|
1946 | var applyEach = createApplyEach(map);
|
1947 |
|
1948 | /**
|
1949 | * @memberof async
|
1950 | * @namespace applyEachSeries
|
1951 | */
|
1952 | var applyEachSeries = createApplyEach(mapSeries);
|
1953 |
|
1954 | /**
|
1955 | * @memberof async
|
1956 | * @namespace log
|
1957 | */
|
1958 | var log = createLogger('log');
|
1959 |
|
1960 | /**
|
1961 | * @memberof async
|
1962 | * @namespace dir
|
1963 | */
|
1964 | var dir = createLogger('dir');
|
1965 |
|
1966 | /**
|
1967 | * @version 2.5.0
|
1968 | * @namespace async
|
1969 | */
|
1970 | var index = {
|
1971 | VERSION: '2.5.0',
|
1972 |
|
1973 | // Collections
|
1974 | each: each,
|
1975 | eachSeries: eachSeries,
|
1976 | eachLimit: eachLimit,
|
1977 | forEach: each,
|
1978 | forEachSeries: eachSeries,
|
1979 | forEachLimit: eachLimit,
|
1980 | eachOf: each,
|
1981 | eachOfSeries: eachSeries,
|
1982 | eachOfLimit: eachLimit,
|
1983 | forEachOf: each,
|
1984 | forEachOfSeries: eachSeries,
|
1985 | forEachOfLimit: eachLimit,
|
1986 | map: map,
|
1987 | mapSeries: mapSeries,
|
1988 | mapLimit: mapLimit,
|
1989 | mapValues: mapValues,
|
1990 | mapValuesSeries: mapValuesSeries,
|
1991 | mapValuesLimit: mapValuesLimit,
|
1992 | filter: filter,
|
1993 | filterSeries: filterSeries,
|
1994 | filterLimit: filterLimit,
|
1995 | select: filter,
|
1996 | selectSeries: filterSeries,
|
1997 | selectLimit: filterLimit,
|
1998 | reject: reject,
|
1999 | rejectSeries: rejectSeries,
|
2000 | rejectLimit: rejectLimit,
|
2001 | detect: detect,
|
2002 | detectSeries: detectSeries,
|
2003 | detectLimit: detectLimit,
|
2004 | find: detect,
|
2005 | findSeries: detectSeries,
|
2006 | findLimit: detectLimit,
|
2007 | pick: pick,
|
2008 | pickSeries: pickSeries,
|
2009 | pickLimit: pickLimit,
|
2010 | omit: omit,
|
2011 | omitSeries: omitSeries,
|
2012 | omitLimit: omitLimit,
|
2013 | reduce: reduce,
|
2014 | inject: reduce,
|
2015 | foldl: reduce,
|
2016 | reduceRight: reduceRight,
|
2017 | foldr: reduceRight,
|
2018 | transform: transform,
|
2019 | transformSeries: transformSeries,
|
2020 | transformLimit: transformLimit,
|
2021 | sortBy: sortBy,
|
2022 | sortBySeries: sortBySeries,
|
2023 | sortByLimit: sortByLimit,
|
2024 | some: some,
|
2025 | someSeries: someSeries,
|
2026 | someLimit: someLimit,
|
2027 | any: some,
|
2028 | anySeries: someSeries,
|
2029 | anyLimit: someLimit,
|
2030 | every: every,
|
2031 | everySeries: everySeries,
|
2032 | everyLimit: everyLimit,
|
2033 | all: every,
|
2034 | allSeries: everySeries,
|
2035 | allLimit: everyLimit,
|
2036 | concat: concat,
|
2037 | concatSeries: concatSeries,
|
2038 | concatLimit: concatLimit,
|
2039 | groupBy: groupBy,
|
2040 | groupBySeries: groupBySeries,
|
2041 | groupByLimit: groupByLimit,
|
2042 |
|
2043 | // Control Flow
|
2044 | parallel: parallel,
|
2045 | series: series,
|
2046 | parallelLimit: parallelLimit,
|
2047 | tryEach: tryEach,
|
2048 | waterfall: waterfall,
|
2049 | angelFall: angelFall,
|
2050 | angelfall: angelFall,
|
2051 | whilst: whilst,
|
2052 | doWhilst: doWhilst,
|
2053 | until: until,
|
2054 | doUntil: doUntil,
|
2055 | during: during,
|
2056 | doDuring: doDuring,
|
2057 | forever: forever,
|
2058 | compose: compose,
|
2059 | seq: seq,
|
2060 | applyEach: applyEach,
|
2061 | applyEachSeries: applyEachSeries,
|
2062 | queue: queue,
|
2063 | priorityQueue: priorityQueue,
|
2064 | cargo: cargo,
|
2065 | auto: auto,
|
2066 | autoInject: autoInject,
|
2067 | retry: retry,
|
2068 | retryable: retryable,
|
2069 | iterator: iterator,
|
2070 | times: times,
|
2071 | timesSeries: timesSeries,
|
2072 | timesLimit: timesLimit,
|
2073 | race: race,
|
2074 |
|
2075 | // Utils
|
2076 | apply: apply,
|
2077 | nextTick: asyncNextTick,
|
2078 | setImmediate: asyncSetImmediate,
|
2079 | memoize: memoize,
|
2080 | unmemoize: unmemoize,
|
2081 | ensureAsync: ensureAsync,
|
2082 | constant: constant,
|
2083 | asyncify: asyncify,
|
2084 | wrapSync: asyncify,
|
2085 | log: log,
|
2086 | dir: dir,
|
2087 | reflect: reflect,
|
2088 | reflectAll: reflectAll,
|
2089 | timeout: timeout,
|
2090 | createLogger: createLogger,
|
2091 |
|
2092 | // Mode
|
2093 | safe: safe,
|
2094 | fast: fast
|
2095 | };
|
2096 |
|
2097 | exports['default'] = index;
|
2098 | baseEachSync(index, function(func, key) {
|
2099 | exports[key] = func;
|
2100 | }, nativeKeys(index));
|
2101 |
|
2102 | /**
|
2103 | * @private
|
2104 | */
|
2105 | function createImmediate(safeMode) {
|
2106 | var delay = function delay(fn) {
|
2107 | var args = slice(arguments, 1);
|
2108 | setTimeout(function() {
|
2109 | fn.apply(null, args);
|
2110 | });
|
2111 | };
|
2112 | asyncSetImmediate = typeof setImmediate === func ? setImmediate : delay;
|
2113 | if (typeof process === obj && typeof process.nextTick === func) {
|
2114 | nextTick = /^v0.10/.test(process.version) ? asyncSetImmediate : process.nextTick;
|
2115 | asyncNextTick = /^v0/.test(process.version) ? asyncSetImmediate : process.nextTick;
|
2116 | } else {
|
2117 | asyncNextTick = nextTick = asyncSetImmediate;
|
2118 | }
|
2119 | if (safeMode === false) {
|
2120 | nextTick = function(cb) {
|
2121 | cb();
|
2122 | };
|
2123 | }
|
2124 | }
|
2125 |
|
2126 | /* sync functions based on lodash */
|
2127 |
|
2128 | /**
|
2129 | * Converts `arguments` to an array.
|
2130 | *
|
2131 | * @private
|
2132 | * @param {Array} array = The array to slice.
|
2133 | */
|
2134 | function createArray(array) {
|
2135 | var index = -1;
|
2136 | var size = array.length;
|
2137 | var result = Array(size);
|
2138 |
|
2139 | while (++index < size) {
|
2140 | result[index] = array[index];
|
2141 | }
|
2142 | return result;
|
2143 | }
|
2144 |
|
2145 | /**
|
2146 | * Create an array from `start`
|
2147 | *
|
2148 | * @private
|
2149 | * @param {Array} array - The array to slice.
|
2150 | * @param {number} start - The start position.
|
2151 | */
|
2152 | function slice(array, start) {
|
2153 | var end = array.length;
|
2154 | var index = -1;
|
2155 | var size = end - start;
|
2156 | if (size <= 0) {
|
2157 | return [];
|
2158 | }
|
2159 | var result = Array(size);
|
2160 |
|
2161 | while (++index < size) {
|
2162 | result[index] = array[index + start];
|
2163 | }
|
2164 | return result;
|
2165 | }
|
2166 |
|
2167 | /**
|
2168 | * @private
|
2169 | * @param {Object} object
|
2170 | */
|
2171 | function objectClone(object) {
|
2172 | var keys = nativeKeys(object);
|
2173 | var size = keys.length;
|
2174 | var index = -1;
|
2175 | var result = {};
|
2176 |
|
2177 | while (++index < size) {
|
2178 | var key = keys[index];
|
2179 | result[key] = object[key];
|
2180 | }
|
2181 | return result;
|
2182 | }
|
2183 |
|
2184 |
|
2185 | /**
|
2186 | * Create an array with all falsey values removed.
|
2187 | *
|
2188 | * @private
|
2189 | * @param {Array} array - The array to compact.
|
2190 | */
|
2191 | function compact(array) {
|
2192 | var index = -1;
|
2193 | var size = array.length;
|
2194 | var result = [];
|
2195 |
|
2196 | while (++index < size) {
|
2197 | var value = array[index];
|
2198 | if (value) {
|
2199 | result[result.length] = value;
|
2200 | }
|
2201 | }
|
2202 | return result;
|
2203 | }
|
2204 |
|
2205 | /**
|
2206 | * Create an array of reverse sequence.
|
2207 | *
|
2208 | * @private
|
2209 | * @param {Array} array - The array to reverse.
|
2210 | */
|
2211 | function reverse(array) {
|
2212 | var index = -1;
|
2213 | var size = array.length;
|
2214 | var result = Array(size);
|
2215 | var resIndex = size;
|
2216 |
|
2217 | while (++index < size) {
|
2218 | result[--resIndex] = array[index];
|
2219 | }
|
2220 | return result;
|
2221 | }
|
2222 |
|
2223 | /**
|
2224 | * Checks if key exists in object property.
|
2225 | *
|
2226 | * @private
|
2227 | * @param {Object} object - The object to inspect.
|
2228 | * @param {string} key - The key to check.
|
2229 | */
|
2230 | function has(object, key) {
|
2231 | return object.hasOwnProperty(key);
|
2232 | }
|
2233 |
|
2234 | /**
|
2235 | * Check if target exists in array.
|
2236 | * @private
|
2237 | * @param {Array} array
|
2238 | * @param {*} target
|
2239 | */
|
2240 | function notInclude(array, target) {
|
2241 | var index = -1;
|
2242 | var size = array.length;
|
2243 |
|
2244 | while(++index < size) {
|
2245 | if (array[index] === target) {
|
2246 | return false;
|
2247 | }
|
2248 | }
|
2249 | return true;
|
2250 | }
|
2251 |
|
2252 | /**
|
2253 | * @private
|
2254 | * @param {Array} array - The array to iterate over.
|
2255 | * @param {Function} iterator - The function invoked per iteration.
|
2256 | */
|
2257 | function arrayEachSync(array, iterator) {
|
2258 | var index = -1;
|
2259 | var size = array.length;
|
2260 |
|
2261 | while (++index < size) {
|
2262 | iterator(array[index], index);
|
2263 | }
|
2264 | return array;
|
2265 | }
|
2266 |
|
2267 | /**
|
2268 | * @private
|
2269 | * @param {Object} object - The object to iterate over.
|
2270 | * @param {Function} iterator - The function invoked per iteration.
|
2271 | * @param {Array} keys
|
2272 | */
|
2273 | function baseEachSync(object, iterator, keys) {
|
2274 | var index = -1;
|
2275 | var size = keys.length;
|
2276 |
|
2277 | while (++index < size) {
|
2278 | var key = keys[index];
|
2279 | iterator(object[key], key);
|
2280 | }
|
2281 | return object;
|
2282 | }
|
2283 |
|
2284 | /**
|
2285 | * @private
|
2286 | * @param {number} n
|
2287 | * @param {Function} iterator
|
2288 | */
|
2289 | function timesSync(n, iterator) {
|
2290 | var index = -1;
|
2291 | while (++index < n) {
|
2292 | iterator(index);
|
2293 | }
|
2294 | }
|
2295 |
|
2296 | /**
|
2297 | * @private
|
2298 | * @param {Array} array
|
2299 | * @param {string} key
|
2300 | */
|
2301 | function pluck(array, key) {
|
2302 | var index = -1;
|
2303 | var size = array.length;
|
2304 | var result = Array(size);
|
2305 |
|
2306 | while (++index < size) {
|
2307 | var item = array[index] || {};
|
2308 | result[index] = item[key];
|
2309 | }
|
2310 | return result;
|
2311 | }
|
2312 |
|
2313 | /**
|
2314 | * @private
|
2315 | * @param {Object} a
|
2316 | * @param {Object} b
|
2317 | */
|
2318 | function sortIterator(a, b) {
|
2319 | return a.criteria - b.criteria;
|
2320 | }
|
2321 |
|
2322 | /**
|
2323 | * @Private
|
2324 | */
|
2325 | function makeConcatResult(array) {
|
2326 | var result = [];
|
2327 | arrayEachSync(array, function(value) {
|
2328 | if (value === noop) {
|
2329 | return;
|
2330 | }
|
2331 | if (isArray(value)) {
|
2332 | nativePush.apply(result, value);
|
2333 | } else {
|
2334 | result.push(value);
|
2335 | }
|
2336 | });
|
2337 | return result;
|
2338 | }
|
2339 |
|
2340 | /* async functions */
|
2341 |
|
2342 | /**
|
2343 | * @private
|
2344 | */
|
2345 | function arrayEach(array, iterator, callback) {
|
2346 | var index = -1;
|
2347 | var size = array.length;
|
2348 |
|
2349 | if (iterator.length === 3) {
|
2350 | while (++index < size) {
|
2351 | iterator(array[index], index, onlyOnce(callback));
|
2352 | }
|
2353 | } else {
|
2354 | while (++index < size) {
|
2355 | iterator(array[index], onlyOnce(callback));
|
2356 | }
|
2357 | }
|
2358 | }
|
2359 |
|
2360 | /**
|
2361 | * @private
|
2362 | */
|
2363 | function baseEach(object, iterator, callback, keys) {
|
2364 | var key;
|
2365 | var index = -1;
|
2366 | var size = keys.length;
|
2367 |
|
2368 | if (iterator.length === 3) {
|
2369 | while (++index < size) {
|
2370 | key = keys[index];
|
2371 | iterator(object[key], key, onlyOnce(callback));
|
2372 | }
|
2373 | } else {
|
2374 | while (++index < size) {
|
2375 | iterator(object[keys[index]], onlyOnce(callback));
|
2376 | }
|
2377 | }
|
2378 | }
|
2379 |
|
2380 | /**
|
2381 | * @private
|
2382 | */
|
2383 | function symbolEach(collection, iterator, callback) {
|
2384 | var iter = collection[iteratorSymbol]();
|
2385 | var index = -1;
|
2386 | var item;
|
2387 | if (iterator.length === 3) {
|
2388 | while ((item = iter.next()).done === false) {
|
2389 | iterator(item.value, ++index, onlyOnce(callback));
|
2390 | }
|
2391 | } else {
|
2392 | while ((item = iter.next()).done === false) {
|
2393 | iterator(item.value, onlyOnce(callback));
|
2394 | }
|
2395 | }
|
2396 | }
|
2397 |
|
2398 | /**
|
2399 | * @private
|
2400 | */
|
2401 | function arrayEachResult(array, result, iterator, callback) {
|
2402 | var index = -1;
|
2403 | var size = array.length;
|
2404 |
|
2405 | if (iterator.length === 4) {
|
2406 | while (++index < size) {
|
2407 | iterator(result, array[index], index, onlyOnce(callback));
|
2408 | }
|
2409 | } else {
|
2410 | while (++index < size) {
|
2411 | iterator(result, array[index], onlyOnce(callback));
|
2412 | }
|
2413 | }
|
2414 | }
|
2415 |
|
2416 | /**
|
2417 | * @private
|
2418 | */
|
2419 | function baseEachResult(object, result, iterator, callback, keys) {
|
2420 | var key;
|
2421 | var index = -1;
|
2422 | var size = keys.length;
|
2423 |
|
2424 | if (iterator.length === 4) {
|
2425 | while (++index < size) {
|
2426 | key = keys[index];
|
2427 | iterator(result, object[key], key, onlyOnce(callback));
|
2428 | }
|
2429 | } else {
|
2430 | while (++index < size) {
|
2431 | iterator(result, object[keys[index]], onlyOnce(callback));
|
2432 | }
|
2433 | }
|
2434 | }
|
2435 |
|
2436 | /**
|
2437 | * @private
|
2438 | */
|
2439 | function symbolEachResult(collection, result, iterator, callback) {
|
2440 | var item;
|
2441 | var index = -1;
|
2442 | var iter = collection[iteratorSymbol]();
|
2443 |
|
2444 | if (iterator.length === 4) {
|
2445 | while ((item = iter.next()).done === false) {
|
2446 | iterator(result, item.value, ++index, onlyOnce(callback));
|
2447 | }
|
2448 | } else {
|
2449 | while ((item = iter.next()).done === false) {
|
2450 | iterator(result, item.value, onlyOnce(callback));
|
2451 | }
|
2452 | }
|
2453 | }
|
2454 |
|
2455 | /**
|
2456 | * @private
|
2457 | */
|
2458 | function arrayEachFunc(array, createCallback) {
|
2459 | var index = -1;
|
2460 | var size = array.length;
|
2461 |
|
2462 | while (++index < size) {
|
2463 | array[index](createCallback(index));
|
2464 | }
|
2465 | }
|
2466 |
|
2467 | /**
|
2468 | * @private
|
2469 | */
|
2470 | function baseEachFunc(object, createCallback, keys) {
|
2471 | var key;
|
2472 | var index = -1;
|
2473 | var size = keys.length;
|
2474 |
|
2475 | while (++index < size) {
|
2476 | key = keys[index];
|
2477 | object[key](createCallback(key));
|
2478 | }
|
2479 | }
|
2480 |
|
2481 | /**
|
2482 | * @private
|
2483 | */
|
2484 | function arrayEachIndex(array, iterator, createCallback) {
|
2485 | var index = -1;
|
2486 | var size = array.length;
|
2487 |
|
2488 | if (iterator.length === 3) {
|
2489 | while (++index < size) {
|
2490 | iterator(array[index], index, createCallback(index));
|
2491 | }
|
2492 | } else {
|
2493 | while (++index < size) {
|
2494 | iterator(array[index], createCallback(index));
|
2495 | }
|
2496 | }
|
2497 | }
|
2498 |
|
2499 | /**
|
2500 | * @private
|
2501 | */
|
2502 | function baseEachIndex(object, iterator, createCallback, keys) {
|
2503 | var key;
|
2504 | var index = -1;
|
2505 | var size = keys.length;
|
2506 |
|
2507 | if (iterator.length === 3) {
|
2508 | while (++index < size) {
|
2509 | key = keys[index];
|
2510 | iterator(object[key], key, createCallback(index));
|
2511 | }
|
2512 | } else {
|
2513 | while (++index < size) {
|
2514 | iterator(object[keys[index]], createCallback(index));
|
2515 | }
|
2516 | }
|
2517 | }
|
2518 |
|
2519 | /**
|
2520 | * @private
|
2521 | */
|
2522 | function symbolEachIndex(collection, iterator, createCallback) {
|
2523 | var values;
|
2524 | var index = -1;
|
2525 | var size = collection.size;
|
2526 | var iter = collection[iteratorSymbol]();
|
2527 |
|
2528 | if (iterator.length === 3) {
|
2529 | while (++index < size) {
|
2530 | values = iter.next().value;
|
2531 | iterator(values, index, createCallback(index));
|
2532 | }
|
2533 | } else {
|
2534 | while (++index < size) {
|
2535 | iterator(iter.next().value, createCallback(index));
|
2536 | }
|
2537 | }
|
2538 | }
|
2539 |
|
2540 | /**
|
2541 | * @private
|
2542 | */
|
2543 | function baseEachKey(object, iterator, createCallback, keys) {
|
2544 | var key;
|
2545 | var index = -1;
|
2546 | var size = keys.length;
|
2547 |
|
2548 | if (iterator.length === 3) {
|
2549 | while (++index < size) {
|
2550 | key = keys[index];
|
2551 | iterator(object[key], key, createCallback(key));
|
2552 | }
|
2553 | } else {
|
2554 | while (++index < size) {
|
2555 | key = keys[index];
|
2556 | iterator(object[key], createCallback(key));
|
2557 | }
|
2558 | }
|
2559 | }
|
2560 |
|
2561 | /**
|
2562 | * @private
|
2563 | */
|
2564 | function symbolEachKey(collection, iterator, createCallback) {
|
2565 | var item;
|
2566 | var index = -1;
|
2567 | var iter = collection[iteratorSymbol]();
|
2568 |
|
2569 | if (iterator.length === 3) {
|
2570 | while ((item = iter.next()).done === false) {
|
2571 | iterator(item.value, ++index, createCallback(index));
|
2572 | }
|
2573 | } else {
|
2574 | while ((item = iter.next()).done === false) {
|
2575 | iterator(item.value, createCallback(++index));
|
2576 | }
|
2577 | }
|
2578 | }
|
2579 |
|
2580 | /**
|
2581 | * @private
|
2582 | */
|
2583 | function arrayEachValue(array, iterator, createCallback) {
|
2584 | var value;
|
2585 | var index = -1;
|
2586 | var size = array.length;
|
2587 |
|
2588 | if (iterator.length === 3) {
|
2589 | while (++index < size) {
|
2590 | value = array[index];
|
2591 | iterator(value, index, createCallback(value));
|
2592 | }
|
2593 | } else {
|
2594 | while (++index < size) {
|
2595 | value = array[index];
|
2596 | iterator(value, createCallback(value));
|
2597 | }
|
2598 | }
|
2599 | }
|
2600 |
|
2601 | /**
|
2602 | * @private
|
2603 | */
|
2604 | function baseEachValue(object, iterator, createCallback, keys) {
|
2605 | var key, value;
|
2606 | var index = -1;
|
2607 | var size = keys.length;
|
2608 |
|
2609 | if (iterator.length === 3) {
|
2610 | while (++index < size) {
|
2611 | key = keys[index];
|
2612 | value = object[key];
|
2613 | iterator(value, key, createCallback(value));
|
2614 | }
|
2615 | } else {
|
2616 | while (++index < size) {
|
2617 | value = object[keys[index]];
|
2618 | iterator(value, createCallback(value));
|
2619 | }
|
2620 | }
|
2621 | }
|
2622 |
|
2623 | /**
|
2624 | * @private
|
2625 | */
|
2626 | function symbolEachValue(collection, iterator, createCallback) {
|
2627 | var value, item;
|
2628 | var index = -1;
|
2629 | var iter = collection[iteratorSymbol]();
|
2630 |
|
2631 | if (iterator.length === 3) {
|
2632 | while ((item = iter.next()).done === false) {
|
2633 | value = item.value;
|
2634 | iterator(value, ++index, createCallback(value));
|
2635 | }
|
2636 | } else {
|
2637 | while ((item = iter.next()).done === false) {
|
2638 | value = item.value;
|
2639 | iterator(value, createCallback(value));
|
2640 | }
|
2641 | }
|
2642 | }
|
2643 |
|
2644 | /**
|
2645 | * @private
|
2646 | */
|
2647 | function arrayEachIndexValue(array, iterator, createCallback) {
|
2648 | var value;
|
2649 | var index = -1;
|
2650 | var size = array.length;
|
2651 |
|
2652 | if (iterator.length === 3) {
|
2653 | while (++index < size) {
|
2654 | value = array[index];
|
2655 | iterator(value, index, createCallback(index, value));
|
2656 | }
|
2657 | } else {
|
2658 | while (++index < size) {
|
2659 | value = array[index];
|
2660 | iterator(value, createCallback(index, value));
|
2661 | }
|
2662 | }
|
2663 | }
|
2664 |
|
2665 | /**
|
2666 | * @private
|
2667 | */
|
2668 | function baseEachIndexValue(object, iterator, createCallback, keys) {
|
2669 | var key, value;
|
2670 | var index = -1;
|
2671 | var size = keys.length;
|
2672 |
|
2673 | if (iterator.length === 3) {
|
2674 | while (++index < size) {
|
2675 | key = keys[index];
|
2676 | value = object[key];
|
2677 | iterator(value, key, createCallback(index, value));
|
2678 | }
|
2679 | } else {
|
2680 | while (++index < size) {
|
2681 | value = object[keys[index]];
|
2682 | iterator(value, createCallback(index, value));
|
2683 | }
|
2684 | }
|
2685 | }
|
2686 |
|
2687 | /**
|
2688 | * @private
|
2689 | */
|
2690 | function symbolEachIndexValue(collection, iterator, createCallback) {
|
2691 | var value, item;
|
2692 | var index = -1;
|
2693 | var iter = collection[iteratorSymbol]();
|
2694 |
|
2695 | if (iterator.length === 3) {
|
2696 | while ((item = iter.next()).done === false) {
|
2697 | value = item.value;
|
2698 | iterator(value, ++index, createCallback(index, value));
|
2699 | }
|
2700 | } else {
|
2701 | while ((item = iter.next()).done === false) {
|
2702 | value = item.value;
|
2703 | iterator(value, createCallback(++index, value));
|
2704 | }
|
2705 | }
|
2706 | }
|
2707 |
|
2708 | /**
|
2709 | * @private
|
2710 | */
|
2711 | function baseEachKeyValue(object, iterator, createCallback, keys) {
|
2712 | var key, value;
|
2713 | var index = -1;
|
2714 | var size = keys.length;
|
2715 |
|
2716 | if (iterator.length === 3) {
|
2717 | while (++index < size) {
|
2718 | key = keys[index];
|
2719 | value = object[key];
|
2720 | iterator(value, key, createCallback(key, value));
|
2721 | }
|
2722 | } else {
|
2723 | while (++index < size) {
|
2724 | key = keys[index];
|
2725 | value = object[key];
|
2726 | iterator(value, createCallback(key, value));
|
2727 | }
|
2728 | }
|
2729 | }
|
2730 |
|
2731 | /**
|
2732 | * @private
|
2733 | */
|
2734 | function symbolEachKeyValue(collection, iterator, createCallback) {
|
2735 | var value, item;
|
2736 | var index = -1;
|
2737 | var iter = collection[iteratorSymbol]();
|
2738 |
|
2739 | if (iterator.length === 3) {
|
2740 | while ((item = iter.next()).done === false) {
|
2741 | value = item.value;
|
2742 | iterator(value, ++index, createCallback(index, value));
|
2743 | }
|
2744 | } else {
|
2745 | while ((item = iter.next()).done === false) {
|
2746 | value = item.value;
|
2747 | iterator(value, createCallback(++index, value));
|
2748 | }
|
2749 | }
|
2750 | }
|
2751 |
|
2752 | /**
|
2753 | * @private
|
2754 | * @param {Function} func
|
2755 | */
|
2756 | function onlyOnce(func) {
|
2757 | return function(err, res) {
|
2758 | var fn = func;
|
2759 | func = throwError;
|
2760 | fn(err, res);
|
2761 | };
|
2762 | }
|
2763 |
|
2764 | /**
|
2765 | * @private
|
2766 | * @param {Function} func
|
2767 | */
|
2768 | function once(func) {
|
2769 | return function(err, res) {
|
2770 | var fn = func;
|
2771 | func = noop;
|
2772 | fn(err, res);
|
2773 | };
|
2774 | }
|
2775 |
|
2776 |
|
2777 | /**
|
2778 | * @private
|
2779 | * @param {Function} arrayEach
|
2780 | * @param {Function} baseEach
|
2781 | */
|
2782 | function createEach(arrayEach, baseEach, symbolEach) {
|
2783 |
|
2784 | return function each(collection, iterator, callback) {
|
2785 | callback = callback || noop;
|
2786 | var size, keys;
|
2787 | var completed = 0;
|
2788 | if (isArray(collection)) {
|
2789 | size = collection.length;
|
2790 | arrayEach(collection, iterator, done);
|
2791 | } else if (!collection) {
|
2792 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
2793 | size = collection.size;
|
2794 | symbolEach(collection, iterator, done);
|
2795 | } else if (typeof collection === obj) {
|
2796 | keys = nativeKeys(collection);
|
2797 | size = keys.length;
|
2798 | baseEach(collection, iterator, done, keys);
|
2799 | }
|
2800 | if (!size) {
|
2801 | callback(null);
|
2802 | }
|
2803 |
|
2804 | function done(err, bool) {
|
2805 | if (err) {
|
2806 | callback = once(callback);
|
2807 | callback(err);
|
2808 | } else if (++completed === size) {
|
2809 | callback(null);
|
2810 | } else if (bool === false) {
|
2811 | callback = once(callback);
|
2812 | callback(null);
|
2813 | }
|
2814 | }
|
2815 | };
|
2816 | }
|
2817 |
|
2818 | /**
|
2819 | * @private
|
2820 | * @param {Function} arrayEach
|
2821 | * @param {Function} baseEach
|
2822 | * @param {Function} symbolEach
|
2823 | */
|
2824 | function createMap(arrayEach, baseEach, symbolEach, useArray) {
|
2825 |
|
2826 | var init, clone;
|
2827 | if (useArray) {
|
2828 | init = Array;
|
2829 | clone = createArray;
|
2830 | } else {
|
2831 | init = function() {
|
2832 | return {};
|
2833 | };
|
2834 | clone = objectClone;
|
2835 | }
|
2836 |
|
2837 | return function(collection, iterator, callback) {
|
2838 | callback = callback || noop;
|
2839 | var size, keys, result;
|
2840 | var completed = 0;
|
2841 |
|
2842 | if (isArray(collection)) {
|
2843 | size = collection.length;
|
2844 | result = init(size);
|
2845 | arrayEach(collection, iterator, createCallback);
|
2846 | } else if (!collection) {
|
2847 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
2848 | size = collection.size;
|
2849 | result = init(size);
|
2850 | symbolEach(collection, iterator, createCallback);
|
2851 | } else if (typeof collection === obj) {
|
2852 | keys = nativeKeys(collection);
|
2853 | size = keys.length;
|
2854 | result = init(size);
|
2855 | baseEach(collection, iterator, createCallback, keys);
|
2856 | }
|
2857 | if (!size) {
|
2858 | callback(null, init());
|
2859 | }
|
2860 |
|
2861 | function createCallback(key) {
|
2862 | return function done(err, res) {
|
2863 | if (key === null) {
|
2864 | throwError();
|
2865 | }
|
2866 | if (err) {
|
2867 | key = null;
|
2868 | callback = once(callback);
|
2869 | callback(err, clone(result));
|
2870 | return;
|
2871 | }
|
2872 | result[key] = res;
|
2873 | key = null;
|
2874 | if (++completed === size) {
|
2875 | callback(null, result);
|
2876 | }
|
2877 | };
|
2878 | }
|
2879 | };
|
2880 | }
|
2881 |
|
2882 | /**
|
2883 | * @private
|
2884 | * @param {Function} arrayEach
|
2885 | * @param {Function} baseEach
|
2886 | * @param {Function} symbolEach
|
2887 | * @param {boolean} bool
|
2888 | */
|
2889 | function createFilter(arrayEach, baseEach, symbolEach, bool) {
|
2890 |
|
2891 | return function(collection, iterator, callback) {
|
2892 | callback = callback || noop;
|
2893 | var size, keys, result;
|
2894 | var completed = 0;
|
2895 |
|
2896 | if (isArray(collection)) {
|
2897 | size = collection.length;
|
2898 | result = Array(size);
|
2899 | arrayEach(collection, iterator, createCallback);
|
2900 | } else if (!collection) {
|
2901 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
2902 | size = collection.size;
|
2903 | result = Array(size);
|
2904 | symbolEach(collection, iterator, createCallback);
|
2905 | } else if (typeof collection === obj) {
|
2906 | keys = nativeKeys(collection);
|
2907 | size = keys.length;
|
2908 | result = Array(size);
|
2909 | baseEach(collection, iterator, createCallback, keys);
|
2910 | }
|
2911 | if (!size) {
|
2912 | return callback(null, []);
|
2913 | }
|
2914 |
|
2915 | function createCallback(index, value) {
|
2916 | return function done(err, res) {
|
2917 | if (index === null) {
|
2918 | throwError();
|
2919 | }
|
2920 | if (err) {
|
2921 | index = null;
|
2922 | callback = once(callback);
|
2923 | callback(err);
|
2924 | return;
|
2925 | }
|
2926 | if (!!res === bool) {
|
2927 | result[index] = value;
|
2928 | }
|
2929 | index = null;
|
2930 | if (++completed === size) {
|
2931 | callback(null, compact(result));
|
2932 | }
|
2933 | };
|
2934 | }
|
2935 | };
|
2936 | }
|
2937 |
|
2938 | /**
|
2939 | * @private
|
2940 | * @param {boolean} bool
|
2941 | */
|
2942 | function createFilterSeries(bool) {
|
2943 |
|
2944 | return function(collection, iterator, callback) {
|
2945 | callback = onlyOnce(callback || noop);
|
2946 | var size, key, value, keys, iter, iterate;
|
2947 | var sync = false;
|
2948 | var completed = 0;
|
2949 | var result = [];
|
2950 |
|
2951 | if (isArray(collection)) {
|
2952 | size = collection.length;
|
2953 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
2954 | } else if (!collection) {
|
2955 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
2956 | size = collection.size;
|
2957 | iter = collection[iteratorSymbol]();
|
2958 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
2959 | } else if (typeof collection === obj) {
|
2960 | keys = nativeKeys(collection);
|
2961 | size = keys.length;
|
2962 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
2963 | }
|
2964 | if (!size) {
|
2965 | return callback(null, []);
|
2966 | }
|
2967 | iterate();
|
2968 |
|
2969 | function arrayIterator() {
|
2970 | value = collection[completed];
|
2971 | iterator(value, done);
|
2972 | }
|
2973 |
|
2974 | function arrayIteratorWithIndex() {
|
2975 | value = collection[completed];
|
2976 | iterator(value, completed, done);
|
2977 | }
|
2978 |
|
2979 | function symbolIterator() {
|
2980 | value = iter.next().value;
|
2981 | iterator(value, done);
|
2982 | }
|
2983 |
|
2984 | function symbolIteratorWithKey() {
|
2985 | value = iter.next().value;
|
2986 | iterator(value, completed, done);
|
2987 | }
|
2988 |
|
2989 | function objectIterator() {
|
2990 | key = keys[completed];
|
2991 | value = collection[key];
|
2992 | iterator(value, done);
|
2993 | }
|
2994 |
|
2995 | function objectIteratorWithKey() {
|
2996 | key = keys[completed];
|
2997 | value = collection[key];
|
2998 | iterator(value, key, done);
|
2999 | }
|
3000 |
|
3001 | function done(err, res) {
|
3002 | if (err) {
|
3003 | callback(err);
|
3004 | return;
|
3005 | }
|
3006 | if (!!res === bool) {
|
3007 | result[result.length] = value;
|
3008 | }
|
3009 | if (++completed === size) {
|
3010 | iterate = throwError;
|
3011 | callback(null, result);
|
3012 | } else if (sync) {
|
3013 | nextTick(iterate);
|
3014 | } else {
|
3015 | sync = true;
|
3016 | iterate();
|
3017 | }
|
3018 | sync = false;
|
3019 | }
|
3020 | };
|
3021 | }
|
3022 |
|
3023 | /**
|
3024 | * @private
|
3025 | * @param {boolean} bool
|
3026 | */
|
3027 | function createFilterLimit(bool) {
|
3028 |
|
3029 | return function(collection, limit, iterator, callback) {
|
3030 | callback = callback || noop;
|
3031 | var size, index, key, value, keys, iter, item, iterate, result;
|
3032 | var sync = false;
|
3033 | var started = 0;
|
3034 | var completed = 0;
|
3035 |
|
3036 | if (isArray(collection)) {
|
3037 | size = collection.length;
|
3038 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
3039 | } else if (!collection) {
|
3040 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
3041 | size = collection.size;
|
3042 | iter = collection[iteratorSymbol]();
|
3043 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
3044 | } else if (typeof collection === obj) {
|
3045 | keys = nativeKeys(collection);
|
3046 | size = keys.length;
|
3047 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
3048 | }
|
3049 | if (!size || isNaN(limit) || limit < 1) {
|
3050 | return callback(null, []);
|
3051 | }
|
3052 | result = Array(size);
|
3053 | timesSync(limit > size ? size : limit, iterate);
|
3054 |
|
3055 | function arrayIterator() {
|
3056 | index = started++;
|
3057 | if (index < size) {
|
3058 | value = collection[index];
|
3059 | iterator(value, createCallback(value, index));
|
3060 | }
|
3061 | }
|
3062 |
|
3063 | function arrayIteratorWithIndex() {
|
3064 | index = started++;
|
3065 | if (index < size) {
|
3066 | value = collection[index];
|
3067 | iterator(value, index, createCallback(value, index));
|
3068 | }
|
3069 | }
|
3070 |
|
3071 | function symbolIterator() {
|
3072 | if ((item = iter.next()).done === false) {
|
3073 | value = item.value;
|
3074 | iterator(value, createCallback(value, started++));
|
3075 | }
|
3076 | }
|
3077 |
|
3078 | function symbolIteratorWithKey() {
|
3079 | if ((item = iter.next()).done === false) {
|
3080 | value = item.value;
|
3081 | iterator(value, started, createCallback(value, started++));
|
3082 | }
|
3083 | }
|
3084 |
|
3085 | function objectIterator() {
|
3086 | index = started++;
|
3087 | if (index < size) {
|
3088 | value = collection[keys[index]];
|
3089 | iterator(value, createCallback(value, index));
|
3090 | }
|
3091 | }
|
3092 |
|
3093 | function objectIteratorWithKey() {
|
3094 | index = started++;
|
3095 | if (index < size) {
|
3096 | key = keys[index];
|
3097 | value = collection[key];
|
3098 | iterator(value, key, createCallback(value, index));
|
3099 | }
|
3100 | }
|
3101 |
|
3102 | function createCallback(value, index) {
|
3103 | return function(err, res) {
|
3104 | if (index === null) {
|
3105 | throwError();
|
3106 | }
|
3107 | if (err) {
|
3108 | index = null;
|
3109 | iterate = noop;
|
3110 | callback = once(callback);
|
3111 | callback(err);
|
3112 | return;
|
3113 | }
|
3114 | if (!!res === bool) {
|
3115 | result[index] = value;
|
3116 | }
|
3117 | index = null;
|
3118 | if (++completed === size) {
|
3119 | callback = onlyOnce(callback);
|
3120 | callback(null, compact(result));
|
3121 | } else if (sync) {
|
3122 | nextTick(iterate);
|
3123 | } else {
|
3124 | sync = true;
|
3125 | iterate();
|
3126 | }
|
3127 | sync = false;
|
3128 | };
|
3129 | }
|
3130 | };
|
3131 | }
|
3132 |
|
3133 | /**
|
3134 | * @memberof async
|
3135 | * @namespace eachSeries
|
3136 | * @param {Array|Object} collection
|
3137 | * @param {Function} iterator
|
3138 | * @param {Function} callback
|
3139 | * @example
|
3140 | *
|
3141 | * // array
|
3142 | * var order = [];
|
3143 | * var array = [1, 3, 2];
|
3144 | * var iterator = function(num, done) {
|
3145 | * setTimeout(function() {
|
3146 | * order.push(num);
|
3147 | * done();
|
3148 | * }, num * 10);
|
3149 | * };
|
3150 | * async.eachSeries(array, iterator, function(err, res) {
|
3151 | * console.log(res); // undefined
|
3152 | * console.log(order); // [1, 3, 2]
|
3153 | * });
|
3154 | *
|
3155 | * @example
|
3156 | *
|
3157 | * // array with index
|
3158 | * var order = [];
|
3159 | * var array = [1, 3, 2];
|
3160 | * var iterator = function(num, index, done) {
|
3161 | * setTimeout(function() {
|
3162 | * order.push([num, index]);
|
3163 | * done();
|
3164 | * }, num * 10);
|
3165 | * };
|
3166 | * async.eachSeries(array, iterator, function(err, res) {
|
3167 | * console.log(res); // undefined
|
3168 | * console.log(order); // [[1, 0], [3, 1], [2, 2]]
|
3169 | * });
|
3170 | *
|
3171 | * @example
|
3172 | *
|
3173 | * // object
|
3174 | * var order = [];
|
3175 | * var object = { a: 1, b: 3, c: 2 };
|
3176 | * var iterator = function(num, done) {
|
3177 | * setTimeout(function() {
|
3178 | * order.push(num);
|
3179 | * done();
|
3180 | * }, num * 10);
|
3181 | * };
|
3182 | * async.eachSeries(object, iterator, function(err, res) {
|
3183 | * console.log(res); // undefined
|
3184 | * console.log(order); // [1, 3, 2]
|
3185 | * });
|
3186 | *
|
3187 | * @example
|
3188 | *
|
3189 | * // object with key
|
3190 | * var order = [];
|
3191 | * var object = { a: 1, b: 3, c: 2 };
|
3192 | * var iterator = function(num, key, done) {
|
3193 | * setTimeout(function() {
|
3194 | * order.push([num, key]);
|
3195 | * done();
|
3196 | * }, num * 10);
|
3197 | * };
|
3198 | * async.eachSeries(object, iterator, function(err, res) {
|
3199 | * console.log(res); // undefined
|
3200 | * console.log(order); // [[1, 'a'], [3, 'b'], [2, 'b']]
|
3201 | * });
|
3202 | *
|
3203 | * @example
|
3204 | *
|
3205 | * // break
|
3206 | * var order = [];
|
3207 | * var array = [1, 3, 2];
|
3208 | * var iterator = function(num, done) {
|
3209 | * setTimeout(function() {
|
3210 | * order.push(num);
|
3211 | * done(null, num !== 3);
|
3212 | * }, num * 10);
|
3213 | * };
|
3214 | * async.eachSeries(array, iterator, function(err, res) {
|
3215 | * console.log(res); // undefined
|
3216 | * console.log(order); // [1, 3]
|
3217 | * });
|
3218 | */
|
3219 | function eachSeries(collection, iterator, callback) {
|
3220 | callback = onlyOnce(callback || noop);
|
3221 | var size, key, keys, iter, value, iterate;
|
3222 | var sync = false;
|
3223 | var completed = 0;
|
3224 |
|
3225 | if (isArray(collection)) {
|
3226 | size = collection.length;
|
3227 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
3228 | } else if (!collection) {
|
3229 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
3230 | size = collection.size;
|
3231 | iter = collection[iteratorSymbol]();
|
3232 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
3233 | } else if (typeof collection === obj) {
|
3234 | keys = nativeKeys(collection);
|
3235 | size = keys.length;
|
3236 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
3237 | }
|
3238 | if (!size) {
|
3239 | return callback(null);
|
3240 | }
|
3241 | iterate();
|
3242 |
|
3243 | function arrayIterator() {
|
3244 | iterator(collection[completed], done);
|
3245 | }
|
3246 |
|
3247 | function arrayIteratorWithIndex() {
|
3248 | iterator(collection[completed], completed, done);
|
3249 | }
|
3250 |
|
3251 | function symbolIterator() {
|
3252 | iterator(iter.next().value, done);
|
3253 | }
|
3254 |
|
3255 | function symbolIteratorWithKey() {
|
3256 | value = iter.next().value;
|
3257 | iterator(value, completed, done);
|
3258 | }
|
3259 |
|
3260 | function objectIterator() {
|
3261 | iterator(collection[keys[completed]], done);
|
3262 | }
|
3263 |
|
3264 | function objectIteratorWithKey() {
|
3265 | key = keys[completed];
|
3266 | iterator(collection[key], key, done);
|
3267 | }
|
3268 |
|
3269 | function done(err, bool) {
|
3270 | if (err) {
|
3271 | callback(err);
|
3272 | } else if (++completed === size) {
|
3273 | iterate = throwError;
|
3274 | callback(null);
|
3275 | } else if (bool === false) {
|
3276 | iterate = throwError;
|
3277 | callback(null);
|
3278 | } else if (sync) {
|
3279 | nextTick(iterate);
|
3280 | } else {
|
3281 | sync = true;
|
3282 | iterate();
|
3283 | }
|
3284 | sync = false;
|
3285 | }
|
3286 | }
|
3287 |
|
3288 | /**
|
3289 | * @memberof async
|
3290 | * @namespace eachLimit
|
3291 | * @param {Array|Object} collection
|
3292 | * @param {number} limit - limit >= 1
|
3293 | * @param {Function} iterator
|
3294 | * @param {Function} callback
|
3295 | * @example
|
3296 | *
|
3297 | * // array
|
3298 | * var order = [];
|
3299 | * var array = [1, 5, 3, 4, 2];
|
3300 | * var iterator = function(num, done) {
|
3301 | * setTimeout(function() {
|
3302 | * order.push(num);
|
3303 | * done();
|
3304 | * }, num * 10);
|
3305 | * };
|
3306 | * async.eachLimit(array, 2, iterator, function(err, res) {
|
3307 | * console.log(res); // undefined
|
3308 | * console.log(order); // [1, 3, 5, 2, 4]
|
3309 | * });
|
3310 | *
|
3311 | * @example
|
3312 | *
|
3313 | * // array with index
|
3314 | * var order = [];
|
3315 | * var array = [1, 5, 3, 4, 2];
|
3316 | * var iterator = function(num, index, done) {
|
3317 | * setTimeout(function() {
|
3318 | * order.push([num, index]);
|
3319 | * done();
|
3320 | * }, num * 10);
|
3321 | * };
|
3322 | * async.eachLimit(array, 2, iterator, function(err, res) {
|
3323 | * console.log(res); // undefined
|
3324 | * console.log(order); // [[1, 0], [3, 2], [5, 1], [2, 4], [4, 3]]
|
3325 | * });
|
3326 | *
|
3327 | * @example
|
3328 | *
|
3329 | * // object
|
3330 | * var order = [];
|
3331 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
3332 | * var iterator = function(num, done) {
|
3333 | * setTimeout(function() {
|
3334 | * order.push(num);
|
3335 | * done();
|
3336 | * }, num * 10);
|
3337 | * };
|
3338 | * async.eachLimit(object, 2, iterator, function(err, res) {
|
3339 | * console.log(res); // undefined
|
3340 | * console.log(order); // [1, 3, 5, 2, 4]
|
3341 | * });
|
3342 | *
|
3343 | * @example
|
3344 | *
|
3345 | * // object with key
|
3346 | * var order = [];
|
3347 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
3348 | * var iterator = function(num, key, done) {
|
3349 | * setTimeout(function() {
|
3350 | * order.push([num, key]);
|
3351 | * done();
|
3352 | * }, num * 10);
|
3353 | * };
|
3354 | * async.eachLimit(object, 2, iterator, function(err, res) {
|
3355 | * console.log(res); // undefined
|
3356 | * console.log(order); // [[1, 'a'], [3, 'c'], [5, 'b'], [2, 'e'], [4, 'd']]
|
3357 | * });
|
3358 | *
|
3359 | * @example
|
3360 | *
|
3361 | * // break
|
3362 | * var order = [];
|
3363 | * var array = [1, 5, 3, 4, 2];
|
3364 | * var iterator = function(num, done) {
|
3365 | * setTimeout(function() {
|
3366 | * order.push(num);
|
3367 | * done(null, num !== 5);
|
3368 | * }, num * 10);
|
3369 | * };
|
3370 | * async.eachLimit(array, 2, iterator, function(err, res) {
|
3371 | * console.log(res); // undefined
|
3372 | * console.log(order); // [1, 3, 5]
|
3373 | * });
|
3374 | *
|
3375 | */
|
3376 | function eachLimit(collection, limit, iterator, callback) {
|
3377 | callback = callback || noop;
|
3378 | var size, index, key, keys, iter, item, iterate;
|
3379 | var sync = false;
|
3380 | var started = 0;
|
3381 | var completed = 0;
|
3382 |
|
3383 | if (isArray(collection)) {
|
3384 | size = collection.length;
|
3385 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
3386 | } else if (!collection) {
|
3387 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
3388 | size = collection.size;
|
3389 | iter = collection[iteratorSymbol]();
|
3390 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
3391 | } else if (typeof collection === obj) {
|
3392 | keys = nativeKeys(collection);
|
3393 | size = keys.length;
|
3394 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
3395 | } else {
|
3396 | return callback(null);
|
3397 | }
|
3398 | if (!size || isNaN(limit) || limit < 1) {
|
3399 | return callback(null);
|
3400 | }
|
3401 | timesSync(limit > size ? size : limit, iterate);
|
3402 |
|
3403 | function arrayIterator() {
|
3404 | if (started < size) {
|
3405 | iterator(collection[started++], done);
|
3406 | }
|
3407 | }
|
3408 |
|
3409 | function arrayIteratorWithIndex() {
|
3410 | index = started++;
|
3411 | if (index < size) {
|
3412 | iterator(collection[index], index, done);
|
3413 | }
|
3414 | }
|
3415 |
|
3416 | function symbolIterator() {
|
3417 | if ((item = iter.next()).done === false) {
|
3418 | iterator(item.value, done);
|
3419 | }
|
3420 | }
|
3421 |
|
3422 | function symbolIteratorWithKey() {
|
3423 | if ((item = iter.next()).done === false) {
|
3424 | iterator(item.value, started++, done);
|
3425 | }
|
3426 | }
|
3427 |
|
3428 | function objectIterator() {
|
3429 | if (started < size) {
|
3430 | iterator(collection[keys[started++]], done);
|
3431 | }
|
3432 | }
|
3433 |
|
3434 | function objectIteratorWithKey() {
|
3435 | index = started++;
|
3436 | if (index < size) {
|
3437 | key = keys[index];
|
3438 | iterator(collection[key], key, done);
|
3439 | }
|
3440 | }
|
3441 |
|
3442 | function done(err, bool) {
|
3443 | if (err) {
|
3444 | iterate = noop;
|
3445 | callback = once(callback);
|
3446 | callback(err);
|
3447 | } else if (++completed === size) {
|
3448 | iterate = throwError;
|
3449 | callback = onlyOnce(callback);
|
3450 | callback(null);
|
3451 | } else if (bool === false) {
|
3452 | iterate = noop;
|
3453 | callback = once(callback);
|
3454 | callback(null);
|
3455 | } else if (sync) {
|
3456 | nextTick(iterate);
|
3457 | } else {
|
3458 | sync = true;
|
3459 | iterate();
|
3460 | }
|
3461 | sync = false;
|
3462 | }
|
3463 | }
|
3464 |
|
3465 | /**
|
3466 | * @memberof async
|
3467 | * @namespace mapSeries
|
3468 | * @param {Array|Object} collection
|
3469 | * @param {Function} iterator
|
3470 | * @param {Function} callback
|
3471 | * @example
|
3472 | *
|
3473 | * // array
|
3474 | * var order = [];
|
3475 | * var array = [1, 3, 2];
|
3476 | * var iterator = function(num, done) {
|
3477 | * setTimeout(function() {
|
3478 | * order.push(num);
|
3479 | * done(null, num);
|
3480 | * }, num * 10);
|
3481 | * };
|
3482 | * async.mapSeries(array, iterator, function(err, res) {
|
3483 | * console.log(res); // [1, 3, 2];
|
3484 | * console.log(order); // [1, 3, 2]
|
3485 | * });
|
3486 | *
|
3487 | * @example
|
3488 | *
|
3489 | * // array with index
|
3490 | * var order = [];
|
3491 | * var array = [1, 3, 2];
|
3492 | * var iterator = function(num, index, done) {
|
3493 | * setTimeout(function() {
|
3494 | * order.push([num, index]);
|
3495 | * done(null, num);
|
3496 | * }, num * 10);
|
3497 | * };
|
3498 | * async.mapSeries(array, iterator, function(err, res) {
|
3499 | * console.log(res); // [1, 3, 2]
|
3500 | * console.log(order); // [[1, 0], [3, 1], [2, 2]]
|
3501 | * });
|
3502 | *
|
3503 | * @example
|
3504 | *
|
3505 | * // object
|
3506 | * var order = [];
|
3507 | * var object = { a: 1, b: 3, c: 2 };
|
3508 | * var iterator = function(num, done) {
|
3509 | * setTimeout(function() {
|
3510 | * order.push(num);
|
3511 | * done(null, num);
|
3512 | * }, num * 10);
|
3513 | * };
|
3514 | * async.mapSeries(object, iterator, function(err, res) {
|
3515 | * console.log(res); // [1, 3, 2]
|
3516 | * console.log(order); // [1, 3, 2]
|
3517 | * });
|
3518 | *
|
3519 | * @example
|
3520 | *
|
3521 | * // object with key
|
3522 | * var order = [];
|
3523 | * var object = { a: 1, b: 3, c: 2 };
|
3524 | * var iterator = function(num, key, done) {
|
3525 | * setTimeout(function() {
|
3526 | * order.push([num, key]);
|
3527 | * done(null, num);
|
3528 | * }, num * 10);
|
3529 | * };
|
3530 | * async.mapSeries(object, iterator, function(err, res) {
|
3531 | * console.log(res); // [1, 3, 2]
|
3532 | * console.log(order); // [[1, 'a'], [3, 'b'], [2, 'c']]
|
3533 | * });
|
3534 | *
|
3535 | */
|
3536 | function mapSeries(collection, iterator, callback) {
|
3537 | callback = callback || noop;
|
3538 | var size, key, keys, iter, value, result, iterate;
|
3539 | var sync = false;
|
3540 | var completed = 0;
|
3541 |
|
3542 | if (isArray(collection)) {
|
3543 | size = collection.length;
|
3544 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
3545 | } else if (!collection) {
|
3546 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
3547 | size = collection.size;
|
3548 | iter = collection[iteratorSymbol]();
|
3549 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
3550 | } else if (typeof collection === obj) {
|
3551 | keys = nativeKeys(collection);
|
3552 | size = keys.length;
|
3553 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
3554 | }
|
3555 | if (!size) {
|
3556 | return callback(null, []);
|
3557 | }
|
3558 | result = Array(size);
|
3559 | iterate();
|
3560 |
|
3561 | function arrayIterator() {
|
3562 | iterator(collection[completed], done);
|
3563 | }
|
3564 |
|
3565 | function arrayIteratorWithIndex() {
|
3566 | iterator(collection[completed], completed, done);
|
3567 | }
|
3568 |
|
3569 | function symbolIterator() {
|
3570 | iterator(iter.next().value, done);
|
3571 | }
|
3572 |
|
3573 | function symbolIteratorWithKey() {
|
3574 | value = iter.next().value;
|
3575 | iterator(value, completed, done);
|
3576 | }
|
3577 |
|
3578 | function objectIterator() {
|
3579 | iterator(collection[keys[completed]], done);
|
3580 | }
|
3581 |
|
3582 | function objectIteratorWithKey() {
|
3583 | key = keys[completed];
|
3584 | iterator(collection[key], key, done);
|
3585 | }
|
3586 |
|
3587 | function done(err, res) {
|
3588 | if (err) {
|
3589 | iterate = throwError;
|
3590 | callback = onlyOnce(callback);
|
3591 | callback(err, createArray(result));
|
3592 | return;
|
3593 | }
|
3594 | result[completed] = res;
|
3595 | if (++completed === size) {
|
3596 | iterate = throwError;
|
3597 | callback(null, result);
|
3598 | callback = throwError;
|
3599 | } else if (sync) {
|
3600 | nextTick(iterate);
|
3601 | } else {
|
3602 | sync = true;
|
3603 | iterate();
|
3604 | }
|
3605 | sync = false;
|
3606 | }
|
3607 | }
|
3608 |
|
3609 | /**
|
3610 | * @memberof async
|
3611 | * @namespace mapLimit
|
3612 | * @param {Array|Object} collection
|
3613 | * @param {number} limit - limit >= 1
|
3614 | * @param {Function} iterator
|
3615 | * @param {Function} callback
|
3616 | * @example
|
3617 | *
|
3618 | * // array
|
3619 | * var order = [];
|
3620 | * var array = [1, 5, 3, 4, 2];
|
3621 | * var iterator = function(num, done) {
|
3622 | * setTimeout(function() {
|
3623 | * order.push(num);
|
3624 | * done(null, num);
|
3625 | * }, num * 10);
|
3626 | * };
|
3627 | * async.mapLimit(array, 2, iterator, function(err, res) {
|
3628 | * console.log(res); // [1, 5, 3, 4, 2]
|
3629 | * console.log(order); // [1, 3, 5, 2, 4]
|
3630 | * });
|
3631 | *
|
3632 | * @example
|
3633 | *
|
3634 | * // array with index
|
3635 | * var order = [];
|
3636 | * var array = [1, 5, 3, 4, 2];
|
3637 | * var iterator = function(num, index, done) {
|
3638 | * setTimeout(function() {
|
3639 | * order.push([num, index]);
|
3640 | * done(null, num);
|
3641 | * }, num * 10);
|
3642 | * };
|
3643 | * async.mapLimit(array, 2, iterator, function(err, res) {
|
3644 | * console.log(res); // [1, 5, 3, 4, 2]
|
3645 | * console.log(order); // [[1, 0], [3, 2], [5, 1], [2, 4], [4, 3]]
|
3646 | * });
|
3647 | *
|
3648 | * @example
|
3649 | *
|
3650 | * // object
|
3651 | * var order = [];
|
3652 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
3653 | * var iterator = function(num, done) {
|
3654 | * setTimeout(function() {
|
3655 | * order.push(num);
|
3656 | * done(null, num);
|
3657 | * }, num * 10);
|
3658 | * };
|
3659 | * async.mapLimit(object, 2, iterator, function(err, res) {
|
3660 | * console.log(res); // [1, 5, 3, 4, 2]
|
3661 | * console.log(order); // [1, 3, 5, 2, 4]
|
3662 | * });
|
3663 | *
|
3664 | * @example
|
3665 | *
|
3666 | * // object with key
|
3667 | * var order = [];
|
3668 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
3669 | * var iterator = function(num, key, done) {
|
3670 | * setTimeout(function() {
|
3671 | * order.push([num, key]);
|
3672 | * done(null, num);
|
3673 | * }, num * 10);
|
3674 | * };
|
3675 | * async.mapLimit(object, 2, iterator, function(err, res) {
|
3676 | * console.log(res); // [1, 5, 3, 4, 2]
|
3677 | * console.log(order); // [[1, 'a'], [3, 'c'], [5, 'b'], [2, 'e'], [4, 'd']]
|
3678 | * });
|
3679 | *
|
3680 | */
|
3681 | function mapLimit(collection, limit, iterator, callback) {
|
3682 | callback = callback || noop;
|
3683 | var size, index, key, keys, iter, item, result, iterate;
|
3684 | var sync = false;
|
3685 | var started = 0;
|
3686 | var completed = 0;
|
3687 |
|
3688 | if (isArray(collection)) {
|
3689 | size = collection.length;
|
3690 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
3691 | } else if (!collection) {
|
3692 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
3693 | size = collection.size;
|
3694 | iter = collection[iteratorSymbol]();
|
3695 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
3696 | } else if (typeof collection === obj) {
|
3697 | keys = nativeKeys(collection);
|
3698 | size = keys.length;
|
3699 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
3700 | }
|
3701 | if (!size || isNaN(limit) || limit < 1) {
|
3702 | return callback(null, []);
|
3703 | }
|
3704 | result = Array(size);
|
3705 | timesSync(limit > size ? size : limit, iterate);
|
3706 |
|
3707 | function arrayIterator() {
|
3708 | index = started++;
|
3709 | if (index < size) {
|
3710 | iterator(collection[index], createCallback(index));
|
3711 | }
|
3712 | }
|
3713 |
|
3714 | function arrayIteratorWithIndex() {
|
3715 | index = started++;
|
3716 | if (index < size) {
|
3717 | iterator(collection[index], index, createCallback(index));
|
3718 | }
|
3719 | }
|
3720 |
|
3721 | function symbolIterator() {
|
3722 | if ((item = iter.next()).done === false) {
|
3723 | iterator(item.value, createCallback(started++));
|
3724 | }
|
3725 | }
|
3726 |
|
3727 | function symbolIteratorWithKey() {
|
3728 | if ((item = iter.next()).done === false) {
|
3729 | iterator(item.value, started, createCallback(started++));
|
3730 | }
|
3731 | }
|
3732 |
|
3733 | function objectIterator() {
|
3734 | index = started++;
|
3735 | if (index < size) {
|
3736 | iterator(collection[keys[index]], createCallback(index));
|
3737 | }
|
3738 | }
|
3739 |
|
3740 | function objectIteratorWithKey() {
|
3741 | index = started++;
|
3742 | if (index < size) {
|
3743 | key = keys[index];
|
3744 | iterator(collection[key], key, createCallback(index));
|
3745 | }
|
3746 | }
|
3747 |
|
3748 | function createCallback(index) {
|
3749 | return function(err, res) {
|
3750 | if (index === null) {
|
3751 | throwError();
|
3752 | }
|
3753 | if (err) {
|
3754 | index = null;
|
3755 | iterate = noop;
|
3756 | callback = once(callback);
|
3757 | callback(err, createArray(result));
|
3758 | return;
|
3759 | }
|
3760 | result[index] = res;
|
3761 | index = null;
|
3762 | if (++completed === size) {
|
3763 | iterate = throwError;
|
3764 | callback(null, result);
|
3765 | callback = throwError;
|
3766 | } else if (sync) {
|
3767 | nextTick(iterate);
|
3768 | } else {
|
3769 | sync = true;
|
3770 | iterate();
|
3771 | }
|
3772 | sync = false;
|
3773 | };
|
3774 | }
|
3775 | }
|
3776 |
|
3777 | /**
|
3778 | * @memberof async
|
3779 | * @namespace mapValuesSeries
|
3780 | * @param {Array|Object} collection
|
3781 | * @param {Function} iterator
|
3782 | * @param {Function} callback
|
3783 | * @example
|
3784 | *
|
3785 | * // array
|
3786 | * var order = [];
|
3787 | * var array = [1, 3, 2];
|
3788 | * var iterator = function(num, done) {
|
3789 | * setTimeout(function() {
|
3790 | * order.push(num);
|
3791 | * done(null, num);
|
3792 | * }, num * 10);
|
3793 | * };
|
3794 | * async.mapValuesSeries(array, iterator, function(err, res) {
|
3795 | * console.log(res); // { '0': 1, '1': 3, '2': 2 }
|
3796 | * console.log(order); // [1, 3, 2]
|
3797 | * });
|
3798 | *
|
3799 | * @example
|
3800 | *
|
3801 | * // array with index
|
3802 | * var order = [];
|
3803 | * var array = [1, 3, 2];
|
3804 | * var iterator = function(num, index, done) {
|
3805 | * setTimeout(function() {
|
3806 | * order.push([num, index]);
|
3807 | * done(null, num);
|
3808 | * }, num * 10);
|
3809 | * };
|
3810 | * async.mapValuesSeries(array, iterator, function(err, res) {
|
3811 | * console.log(res); // { '0': 1, '1': 3, '2': 2 }
|
3812 | * console.log(order); // [[1, 0], [3, 1], [2, 2]]
|
3813 | * });
|
3814 | *
|
3815 | * @example
|
3816 | *
|
3817 | * // object
|
3818 | * var order = [];
|
3819 | * var object = { a: 1, b: 3, c: 2 };
|
3820 | * var iterator = function(num, done) {
|
3821 | * setTimeout(function() {
|
3822 | * order.push(num);
|
3823 | * done(null, num);
|
3824 | * }, num * 10);
|
3825 | * };
|
3826 | * async.mapValuesSeries(object, iterator, function(err, res) {
|
3827 | * console.log(res); // { a: 1, b: 3, c: 2 }
|
3828 | * console.log(order); // [1, 3, 2]
|
3829 | * });
|
3830 | *
|
3831 | * @example
|
3832 | *
|
3833 | * // object with key
|
3834 | * var order = [];
|
3835 | * var object = { a: 1, b: 3, c: 2 };
|
3836 | * var iterator = function(num, key, done) {
|
3837 | * setTimeout(function() {
|
3838 | * order.push([num, key]);
|
3839 | * done(null, num);
|
3840 | * }, num * 10);
|
3841 | * };
|
3842 | * async.mapValuesSeries(object, iterator, function(err, res) {
|
3843 | * console.log(res); // { a: 1, b: 3, c: 2 }
|
3844 | * console.log(order); // [[1, 'a'], [3, 'b'], [2, 'c']]
|
3845 | * });
|
3846 | *
|
3847 | */
|
3848 | function mapValuesSeries(collection, iterator, callback) {
|
3849 | callback = callback || noop;
|
3850 | var size, key, keys, iter, value, iterate;
|
3851 | var sync = false;
|
3852 | var result = {};
|
3853 | var completed = 0;
|
3854 |
|
3855 | if (isArray(collection)) {
|
3856 | size = collection.length;
|
3857 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
3858 | } else if (!collection) {
|
3859 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
3860 | size = collection.size;
|
3861 | iter = collection[iteratorSymbol]();
|
3862 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
3863 | } else if (typeof collection === obj) {
|
3864 | keys = nativeKeys(collection);
|
3865 | size = keys.length;
|
3866 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
3867 | }
|
3868 | if (!size) {
|
3869 | return callback(null, result);
|
3870 | }
|
3871 | iterate();
|
3872 |
|
3873 | function arrayIterator() {
|
3874 | key = completed;
|
3875 | iterator(collection[completed], done);
|
3876 | }
|
3877 |
|
3878 | function arrayIteratorWithIndex() {
|
3879 | key = completed;
|
3880 | iterator(collection[completed], completed, done);
|
3881 | }
|
3882 |
|
3883 | function symbolIterator() {
|
3884 | key = completed;
|
3885 | value = iter.next().value;
|
3886 | iterator(value, done);
|
3887 | }
|
3888 |
|
3889 | function symbolIteratorWithKey() {
|
3890 | key = completed;
|
3891 | value = iter.next().value;
|
3892 | iterator(value, completed, done);
|
3893 | }
|
3894 |
|
3895 | function objectIterator() {
|
3896 | key = keys[completed];
|
3897 | iterator(collection[key], done);
|
3898 | }
|
3899 |
|
3900 | function objectIteratorWithKey() {
|
3901 | key = keys[completed];
|
3902 | iterator(collection[key], key, done);
|
3903 | }
|
3904 |
|
3905 | function done(err, res) {
|
3906 | if (err) {
|
3907 | iterate = throwError;
|
3908 | callback = onlyOnce(callback);
|
3909 | callback(err, objectClone(result));
|
3910 | return;
|
3911 | }
|
3912 | result[key] = res;
|
3913 | if (++completed === size) {
|
3914 | iterate = throwError;
|
3915 | callback(null, result);
|
3916 | callback = throwError;
|
3917 | } else if (sync) {
|
3918 | nextTick(iterate);
|
3919 | } else {
|
3920 | sync = true;
|
3921 | iterate();
|
3922 | }
|
3923 | sync = false;
|
3924 | }
|
3925 | }
|
3926 |
|
3927 | /**
|
3928 | * @memberof async
|
3929 | * @namespace mapValuesLimit
|
3930 | * @param {Array|Object} collection
|
3931 | * @param {number} limit - limit >= 1
|
3932 | * @param {Function} iterator
|
3933 | * @param {Function} callback
|
3934 | * @example
|
3935 | *
|
3936 | * // array
|
3937 | * var order = [];
|
3938 | * var array = [1, 5, 3, 4, 2];
|
3939 | * var iterator = function(num, done) {
|
3940 | * setTimeout(function() {
|
3941 | * order.push(num);
|
3942 | * done(null, num);
|
3943 | * }, num * 10);
|
3944 | * };
|
3945 | * async.mapValuesLimit(array, 2, iterator, function(err, res) {
|
3946 | * console.log(res); // { '0': 1, '1': 5, '2': 3, '3': 4, '4': 2 }
|
3947 | * console.log(order); // [1, 3, 5, 2, 4]
|
3948 | * });
|
3949 | *
|
3950 | * @example
|
3951 | *
|
3952 | * // array with index
|
3953 | * var order = [];
|
3954 | * var array = [1, 5, 3, 4, 2];
|
3955 | * var iterator = function(num, index, done) {
|
3956 | * setTimeout(function() {
|
3957 | * order.push([num, index]);
|
3958 | * done(null, num);
|
3959 | * }, num * 10);
|
3960 | * };
|
3961 | * async.mapValuesLimit(array, 2, iterator, function(err, res) {
|
3962 | * console.log(res); // { '0': 1, '1': 5, '2': 3, '3': 4, '4': 2 }
|
3963 | * console.log(order); // [[1, 0], [3, 2], [5, 1], [2, 4], [4, 3]]
|
3964 | * });
|
3965 | *
|
3966 | * @example
|
3967 | *
|
3968 | * // object
|
3969 | * var order = [];
|
3970 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
3971 | * var iterator = function(num, done) {
|
3972 | * setTimeout(function() {
|
3973 | * order.push(num);
|
3974 | * done(null, num);
|
3975 | * }, num * 10);
|
3976 | * };
|
3977 | * async.mapValuesLimit(object, 2, iterator, function(err, res) {
|
3978 | * console.log(res); // { a: 1, b: 5, c: 3, d: 4, e: 2 }
|
3979 | * console.log(order); // [1, 3, 5, 2, 4]
|
3980 | * });
|
3981 | *
|
3982 | * @example
|
3983 | *
|
3984 | * // object with key
|
3985 | * var order = [];
|
3986 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
3987 | * var iterator = function(num, key, done) {
|
3988 | * setTimeout(function() {
|
3989 | * order.push([num, key]);
|
3990 | * done(null, num);
|
3991 | * }, num * 10);
|
3992 | * };
|
3993 | * async.mapValuesLimit(object, 2, iterator, function(err, res) {
|
3994 | * console.log(res); // { a: 1, b: 5, c: 3, d: 4, e: 2 }
|
3995 | * console.log(order); // [[1, 'a'], [3, 'c'], [5, 'b'], [2, 'e'], [4, 'd']]
|
3996 | * });
|
3997 | *
|
3998 | */
|
3999 | function mapValuesLimit(collection, limit, iterator, callback) {
|
4000 | callback = callback || noop;
|
4001 | var size, index, key, keys, iter, item, iterate;
|
4002 | var sync = false;
|
4003 | var result = {};
|
4004 | var started = 0;
|
4005 | var completed = 0;
|
4006 |
|
4007 | if (isArray(collection)) {
|
4008 | size = collection.length;
|
4009 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
4010 | } else if (!collection) {
|
4011 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
4012 | size = collection.size;
|
4013 | iter = collection[iteratorSymbol]();
|
4014 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
4015 | } else if (typeof collection === obj) {
|
4016 | keys = nativeKeys(collection);
|
4017 | size = keys.length;
|
4018 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
4019 | }
|
4020 | if (!size || isNaN(limit) || limit < 1) {
|
4021 | return callback(null, result);
|
4022 | }
|
4023 | timesSync(limit > size ? size : limit, iterate);
|
4024 |
|
4025 | function arrayIterator() {
|
4026 | index = started++;
|
4027 | if (index < size) {
|
4028 | iterator(collection[index], createCallback(index));
|
4029 | }
|
4030 | }
|
4031 |
|
4032 | function arrayIteratorWithIndex() {
|
4033 | index = started++;
|
4034 | if (index < size) {
|
4035 | iterator(collection[index], index, createCallback(index));
|
4036 | }
|
4037 | }
|
4038 |
|
4039 | function symbolIterator() {
|
4040 | if ((item = iter.next()).done === false) {
|
4041 | iterator(item.value, createCallback(started++));
|
4042 | }
|
4043 | }
|
4044 |
|
4045 | function symbolIteratorWithKey() {
|
4046 | if ((item = iter.next()).done === false) {
|
4047 | iterator(item.value, started, createCallback(started++));
|
4048 | }
|
4049 | }
|
4050 |
|
4051 | function objectIterator() {
|
4052 | index = started++;
|
4053 | if (index < size) {
|
4054 | key = keys[index];
|
4055 | iterator(collection[key], createCallback(key));
|
4056 | }
|
4057 | }
|
4058 |
|
4059 | function objectIteratorWithKey() {
|
4060 | index = started++;
|
4061 | if (index < size) {
|
4062 | key = keys[index];
|
4063 | iterator(collection[key], key, createCallback(key));
|
4064 | }
|
4065 | }
|
4066 |
|
4067 | function createCallback(key) {
|
4068 | return function(err, res) {
|
4069 | if (key === null) {
|
4070 | throwError();
|
4071 | }
|
4072 | if (err) {
|
4073 | key = null;
|
4074 | iterate = noop;
|
4075 | callback = once(callback);
|
4076 | callback(err, objectClone(result));
|
4077 | return;
|
4078 | }
|
4079 | result[key] = res;
|
4080 | key = null;
|
4081 | if (++completed === size) {
|
4082 | callback(null, result);
|
4083 | } else if (sync) {
|
4084 | nextTick(iterate);
|
4085 | } else {
|
4086 | sync = true;
|
4087 | iterate();
|
4088 | }
|
4089 | sync = false;
|
4090 | };
|
4091 | }
|
4092 | }
|
4093 |
|
4094 | /**
|
4095 | * @private
|
4096 | * @param {Function} arrayEach
|
4097 | * @param {Function} baseEach
|
4098 | * @param {Function} symbolEach
|
4099 | * @param {boolean} bool
|
4100 | */
|
4101 | function createDetect(arrayEach, baseEach, symbolEach, bool) {
|
4102 |
|
4103 | return function(collection, iterator, callback) {
|
4104 | callback = callback || noop;
|
4105 | var size, keys;
|
4106 | var completed = 0;
|
4107 |
|
4108 | if (isArray(collection)) {
|
4109 | size = collection.length;
|
4110 | arrayEach(collection, iterator, createCallback);
|
4111 | } else if (!collection) {
|
4112 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
4113 | size = collection.size;
|
4114 | symbolEach(collection, iterator, createCallback);
|
4115 | } else if (typeof collection === obj) {
|
4116 | keys = nativeKeys(collection);
|
4117 | size = keys.length;
|
4118 | baseEach(collection, iterator, createCallback, keys);
|
4119 | }
|
4120 | if (!size) {
|
4121 | callback(null);
|
4122 | }
|
4123 |
|
4124 | function createCallback(value) {
|
4125 | var called = false;
|
4126 | return function done(err, res) {
|
4127 | if (called) {
|
4128 | throwError();
|
4129 | }
|
4130 | called = true;
|
4131 | if (err) {
|
4132 | callback = once(callback);
|
4133 | callback(err);
|
4134 | } else if (!!res === bool) {
|
4135 | callback = once(callback);
|
4136 | callback(null, value);
|
4137 | } else if (++completed === size) {
|
4138 | callback(null);
|
4139 | }
|
4140 | };
|
4141 | }
|
4142 | };
|
4143 | }
|
4144 |
|
4145 | /**
|
4146 | * @private
|
4147 | * @param {boolean} bool
|
4148 | */
|
4149 | function createDetectSeries(bool) {
|
4150 |
|
4151 | return function(collection, iterator, callback) {
|
4152 | callback = onlyOnce(callback || noop);
|
4153 | var size, key, value, keys, iter, iterate;
|
4154 | var sync = false;
|
4155 | var completed = 0;
|
4156 |
|
4157 | if (isArray(collection)) {
|
4158 | size = collection.length;
|
4159 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
4160 | } else if (!collection) {
|
4161 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
4162 | size = collection.size;
|
4163 | iter = collection[iteratorSymbol]();
|
4164 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
4165 | } else if (typeof collection === obj) {
|
4166 | keys = nativeKeys(collection);
|
4167 | size = keys.length;
|
4168 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
4169 | }
|
4170 | if (!size) {
|
4171 | return callback(null);
|
4172 | }
|
4173 | iterate();
|
4174 |
|
4175 | function arrayIterator() {
|
4176 | value = collection[completed];
|
4177 | iterator(value, done);
|
4178 | }
|
4179 |
|
4180 | function arrayIteratorWithIndex() {
|
4181 | value = collection[completed];
|
4182 | iterator(value, completed, done);
|
4183 | }
|
4184 |
|
4185 | function symbolIterator() {
|
4186 | value = iter.next().value;
|
4187 | iterator(value, done);
|
4188 | }
|
4189 |
|
4190 | function symbolIteratorWithKey() {
|
4191 | value = iter.next().value;
|
4192 | iterator(value, completed, done);
|
4193 | }
|
4194 |
|
4195 | function objectIterator() {
|
4196 | value = collection[keys[completed]];
|
4197 | iterator(value, done);
|
4198 | }
|
4199 |
|
4200 | function objectIteratorWithKey() {
|
4201 | key = keys[completed];
|
4202 | value = collection[key];
|
4203 | iterator(value, key, done);
|
4204 | }
|
4205 |
|
4206 | function done(err, res) {
|
4207 | if (err) {
|
4208 | callback(err);
|
4209 | } else if (!!res === bool) {
|
4210 | iterate = throwError;
|
4211 | callback(null, value);
|
4212 | } else if (++completed === size) {
|
4213 | iterate = throwError;
|
4214 | callback(null);
|
4215 | } else if (sync) {
|
4216 | nextTick(iterate);
|
4217 | } else {
|
4218 | sync = true;
|
4219 | iterate();
|
4220 | }
|
4221 | sync = false;
|
4222 | }
|
4223 | };
|
4224 | }
|
4225 |
|
4226 | /**
|
4227 | * @private
|
4228 | * @param {boolean} bool
|
4229 | */
|
4230 | function createDetectLimit(bool) {
|
4231 |
|
4232 | return function(collection, limit, iterator, callback) {
|
4233 | callback = callback || noop;
|
4234 | var size, index, key, value, keys, iter, item, iterate;
|
4235 | var sync = false;
|
4236 | var started = 0;
|
4237 | var completed = 0;
|
4238 |
|
4239 | if (isArray(collection)) {
|
4240 | size = collection.length;
|
4241 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
4242 | } else if (!collection) {
|
4243 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
4244 | size = collection.size;
|
4245 | iter = collection[iteratorSymbol]();
|
4246 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
4247 | } else if (typeof collection === obj) {
|
4248 | keys = nativeKeys(collection);
|
4249 | size = keys.length;
|
4250 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
4251 | }
|
4252 | if (!size || isNaN(limit) || limit < 1) {
|
4253 | return callback(null);
|
4254 | }
|
4255 | timesSync(limit > size ? size : limit, iterate);
|
4256 |
|
4257 | function arrayIterator() {
|
4258 | index = started++;
|
4259 | if (index < size) {
|
4260 | value = collection[index];
|
4261 | iterator(value, createCallback(value));
|
4262 | }
|
4263 | }
|
4264 |
|
4265 | function arrayIteratorWithIndex() {
|
4266 | index = started++;
|
4267 | if (index < size) {
|
4268 | value = collection[index];
|
4269 | iterator(value, index, createCallback(value));
|
4270 | }
|
4271 | }
|
4272 |
|
4273 | function symbolIterator() {
|
4274 | if ((item = iter.next()).done === false) {
|
4275 | value = item.value;
|
4276 | iterator(value, createCallback(value));
|
4277 | }
|
4278 | }
|
4279 |
|
4280 | function symbolIteratorWithKey() {
|
4281 | if ((item = iter.next()).done === false) {
|
4282 | value = item.value;
|
4283 | iterator(value, started++, createCallback(value));
|
4284 | }
|
4285 | }
|
4286 |
|
4287 | function objectIterator() {
|
4288 | index = started++;
|
4289 | if (index < size) {
|
4290 | value = collection[keys[index]];
|
4291 | iterator(value, createCallback(value));
|
4292 | }
|
4293 | }
|
4294 |
|
4295 | function objectIteratorWithKey() {
|
4296 | if (started < size) {
|
4297 | key = keys[started++];
|
4298 | value = collection[key];
|
4299 | iterator(value, key, createCallback(value));
|
4300 | }
|
4301 | }
|
4302 |
|
4303 | function createCallback(value) {
|
4304 | var called = false;
|
4305 | return function(err, res) {
|
4306 | if (called) {
|
4307 | throwError();
|
4308 | }
|
4309 | called = true;
|
4310 | if (err) {
|
4311 | iterate = noop;
|
4312 | callback = once(callback);
|
4313 | callback(err);
|
4314 | } else if (!!res === bool) {
|
4315 | iterate = noop;
|
4316 | callback = once(callback);
|
4317 | callback(null, value);
|
4318 | } else if (++completed === size) {
|
4319 | callback(null);
|
4320 | } else if (sync) {
|
4321 | nextTick(iterate);
|
4322 | } else {
|
4323 | sync = true;
|
4324 | iterate();
|
4325 | }
|
4326 | sync = false;
|
4327 | };
|
4328 | }
|
4329 | };
|
4330 | }
|
4331 |
|
4332 | /**
|
4333 | * @private
|
4334 | * @param {Function} arrayEach
|
4335 | * @param {Function} baseEach
|
4336 | * @param {Function} symbolEach
|
4337 | * @param {boolean} bool
|
4338 | */
|
4339 | function createPick(arrayEach, baseEach, symbolEach, bool) {
|
4340 |
|
4341 | return function(collection, iterator, callback) {
|
4342 | callback = callback || noop;
|
4343 | var size, keys;
|
4344 | var completed = 0;
|
4345 | var result = {};
|
4346 |
|
4347 | if (isArray(collection)) {
|
4348 | size = collection.length;
|
4349 | arrayEach(collection, iterator, createCallback);
|
4350 | } else if (!collection) {
|
4351 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
4352 | size = collection.size;
|
4353 | symbolEach(collection, iterator, createCallback);
|
4354 | } else if (typeof collection === obj) {
|
4355 | keys = nativeKeys(collection);
|
4356 | size = keys.length;
|
4357 | baseEach(collection, iterator, createCallback, keys);
|
4358 | }
|
4359 | if (!size) {
|
4360 | return callback(null, {});
|
4361 | }
|
4362 |
|
4363 | function createCallback(key, value) {
|
4364 | return function done(err, res) {
|
4365 | if (key === null) {
|
4366 | throwError();
|
4367 | }
|
4368 | if (err) {
|
4369 | key = null;
|
4370 | callback = once(callback);
|
4371 | callback(err, objectClone(result));
|
4372 | return;
|
4373 | }
|
4374 | if (!!res === bool) {
|
4375 | result[key] = value;
|
4376 | }
|
4377 | key = null;
|
4378 | if (++completed === size) {
|
4379 | callback(null, result);
|
4380 | }
|
4381 | };
|
4382 | }
|
4383 | };
|
4384 | }
|
4385 |
|
4386 | /**
|
4387 | * @private
|
4388 | * @param {boolean} bool
|
4389 | */
|
4390 | function createPickSeries(bool) {
|
4391 |
|
4392 | return function(collection, iterator, callback) {
|
4393 | callback = onlyOnce(callback || noop);
|
4394 | var size, key, value, keys, iter, iterate;
|
4395 | var sync = false;
|
4396 | var result = {};
|
4397 | var completed = 0;
|
4398 |
|
4399 | if (isArray(collection)) {
|
4400 | size = collection.length;
|
4401 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
4402 | } else if (!collection) {
|
4403 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
4404 | size = collection.size;
|
4405 | iter = collection[iteratorSymbol]();
|
4406 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
4407 | } else if (typeof collection === obj) {
|
4408 | keys = nativeKeys(collection);
|
4409 | size = keys.length;
|
4410 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
4411 | }
|
4412 | if (!size) {
|
4413 | return callback(null, {});
|
4414 | }
|
4415 | iterate();
|
4416 |
|
4417 | function arrayIterator() {
|
4418 | key = completed;
|
4419 | value = collection[completed];
|
4420 | iterator(value, done);
|
4421 | }
|
4422 |
|
4423 | function arrayIteratorWithIndex() {
|
4424 | key = completed;
|
4425 | value = collection[completed];
|
4426 | iterator(value, completed, done);
|
4427 | }
|
4428 |
|
4429 | function symbolIterator() {
|
4430 | key = completed;
|
4431 | value = iter.next().value;
|
4432 | iterator(value, done);
|
4433 | }
|
4434 |
|
4435 | function symbolIteratorWithKey() {
|
4436 | key = completed;
|
4437 | value = iter.next().value;
|
4438 | iterator(value, key, done);
|
4439 | }
|
4440 |
|
4441 | function objectIterator() {
|
4442 | key = keys[completed];
|
4443 | value = collection[key];
|
4444 | iterator(value, done);
|
4445 | }
|
4446 |
|
4447 | function objectIteratorWithKey() {
|
4448 | key = keys[completed];
|
4449 | value = collection[key];
|
4450 | iterator(value, key, done);
|
4451 | }
|
4452 |
|
4453 | function done(err, res) {
|
4454 | if (err) {
|
4455 | callback(err, result);
|
4456 | return;
|
4457 | }
|
4458 | if (!!res === bool) {
|
4459 | result[key] = value;
|
4460 | }
|
4461 | if (++completed === size) {
|
4462 | iterate = throwError;
|
4463 | callback(null, result);
|
4464 | } else if (sync) {
|
4465 | nextTick(iterate);
|
4466 | } else {
|
4467 | sync = true;
|
4468 | iterate();
|
4469 | }
|
4470 | sync = false;
|
4471 | }
|
4472 | };
|
4473 | }
|
4474 |
|
4475 | /**
|
4476 | * @private
|
4477 | * @param {boolean} bool
|
4478 | */
|
4479 | function createPickLimit(bool) {
|
4480 |
|
4481 | return function(collection, limit, iterator, callback) {
|
4482 | callback = callback || noop;
|
4483 | var size, index, key, value, keys, iter, item, iterate;
|
4484 | var sync = false;
|
4485 | var result = {};
|
4486 | var started = 0;
|
4487 | var completed = 0;
|
4488 |
|
4489 | if (isArray(collection)) {
|
4490 | size = collection.length;
|
4491 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
4492 | } else if (!collection) {
|
4493 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
4494 | size = collection.size;
|
4495 | iter = collection[iteratorSymbol]();
|
4496 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
4497 | } else if (typeof collection === obj) {
|
4498 | keys = nativeKeys(collection);
|
4499 | size = keys.length;
|
4500 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
4501 | }
|
4502 | if (!size || isNaN(limit) || limit < 1) {
|
4503 | return callback(null, {});
|
4504 | }
|
4505 | timesSync(limit > size ? size : limit, iterate);
|
4506 |
|
4507 | function arrayIterator() {
|
4508 | index = started++;
|
4509 | if (index < size) {
|
4510 | value = collection[index];
|
4511 | iterator(value, createCallback(value, index));
|
4512 | }
|
4513 | }
|
4514 |
|
4515 | function arrayIteratorWithIndex() {
|
4516 | index = started++;
|
4517 | if (index < size) {
|
4518 | value = collection[index];
|
4519 | iterator(value, index, createCallback(value, index));
|
4520 | }
|
4521 | }
|
4522 |
|
4523 | function symbolIterator() {
|
4524 | if ((item = iter.next()).done === false) {
|
4525 | value = item.value;
|
4526 | iterator(value, createCallback(value, started++));
|
4527 | }
|
4528 | }
|
4529 |
|
4530 | function symbolIteratorWithKey() {
|
4531 | if ((item = iter.next()).done === false) {
|
4532 | value = item.value;
|
4533 | iterator(value, started, createCallback(value, started++));
|
4534 | }
|
4535 | }
|
4536 |
|
4537 | function objectIterator() {
|
4538 | if (started < size) {
|
4539 | key = keys[started++];
|
4540 | value = collection[key];
|
4541 | iterator(value, createCallback(value, key));
|
4542 | }
|
4543 | }
|
4544 |
|
4545 | function objectIteratorWithKey() {
|
4546 | if (started < size) {
|
4547 | key = keys[started++];
|
4548 | value = collection[key];
|
4549 | iterator(value, key, createCallback(value, key));
|
4550 | }
|
4551 | }
|
4552 |
|
4553 | function createCallback(value, key) {
|
4554 | return function(err, res) {
|
4555 | if (key === null) {
|
4556 | throwError();
|
4557 | }
|
4558 | if (err) {
|
4559 | key = null;
|
4560 | iterate = noop;
|
4561 | callback = once(callback);
|
4562 | callback(err, objectClone(result));
|
4563 | return;
|
4564 | }
|
4565 | if (!!res === bool) {
|
4566 | result[key] = value;
|
4567 | }
|
4568 | key = null;
|
4569 | if (++completed === size) {
|
4570 | iterate = throwError;
|
4571 | callback = onlyOnce(callback);
|
4572 | callback(null, result);
|
4573 | } else if (sync) {
|
4574 | nextTick(iterate);
|
4575 | } else {
|
4576 | sync = true;
|
4577 | iterate();
|
4578 | }
|
4579 | sync = false;
|
4580 | };
|
4581 | }
|
4582 | };
|
4583 | }
|
4584 |
|
4585 | /**
|
4586 | * @memberof async
|
4587 | * @namespace reduce
|
4588 | * @param {Array|Object} collection
|
4589 | * @param {*} result
|
4590 | * @param {Function} iterator
|
4591 | * @param {Function} callback
|
4592 | * @example
|
4593 | *
|
4594 | * // array
|
4595 | * var order = [];
|
4596 | * var collection = [1, 3, 2, 4];
|
4597 | * var iterator = function(result, num, done) {
|
4598 | * setTimeout(function() {
|
4599 | * order.push(num);
|
4600 | * done(null, result + num);
|
4601 | * }, num * 10);
|
4602 | * };
|
4603 | * async.reduce(collection, 0, iterator, function(err, res) {
|
4604 | * console.log(res); // 10
|
4605 | * console.log(order); // [1, 3, 2, 4]
|
4606 | * });
|
4607 | *
|
4608 | * @example
|
4609 | *
|
4610 | * // array with index
|
4611 | * var order = [];
|
4612 | * var collection = [1, 3, 2, 4];
|
4613 | * var iterator = function(result, num, index, done) {
|
4614 | * setTimeout(function() {
|
4615 | * order.push([num, index]);
|
4616 | * done(null, result + num);
|
4617 | * }, num * 10);
|
4618 | * };
|
4619 | * async.reduce(collection, '', iterator, function(err, res) {
|
4620 | * console.log(res); // '1324'
|
4621 | * console.log(order); // [[1, 0], [3, 1], [2, 2], [4, 3]]
|
4622 | * });
|
4623 | *
|
4624 | * @example
|
4625 | *
|
4626 | * // object
|
4627 | * var order = [];
|
4628 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
4629 | * var iterator = function(result, num, done) {
|
4630 | * setTimeout(function() {
|
4631 | * order.push(num);
|
4632 | * done(null, result + num);
|
4633 | * }, num * 10);
|
4634 | * };
|
4635 | * async.reduce(collection, '', iterator, function(err, res) {
|
4636 | * console.log(res); // '1324'
|
4637 | * console.log(order); // [1, 3, 2, 4]
|
4638 | * });
|
4639 | *
|
4640 | * @example
|
4641 | *
|
4642 | * // object with key
|
4643 | * var order = [];
|
4644 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
4645 | * var iterator = function(result, num, key, done) {
|
4646 | * setTimeout(function() {
|
4647 | * order.push([num, key]);
|
4648 | * done(null, result + num);
|
4649 | * }, num * 10);
|
4650 | * };
|
4651 | * async.reduce(collection, 0, iterator, function(err, res) {
|
4652 | * console.log(res); // 10
|
4653 | * console.log(order); // [[1, 'a'], [3, 'b'], [2, 'b'], [4, 'd']]
|
4654 | * });
|
4655 | *
|
4656 | */
|
4657 | function reduce(collection, result, iterator, callback) {
|
4658 | callback = onlyOnce(callback || noop);
|
4659 | var size, key, keys, iter, iterate;
|
4660 | var sync = false;
|
4661 | var completed = 0;
|
4662 |
|
4663 | if (isArray(collection)) {
|
4664 | size = collection.length;
|
4665 | iterate = iterator.length === 4 ? arrayIteratorWithIndex : arrayIterator;
|
4666 | } else if (!collection) {
|
4667 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
4668 | size = collection.size;
|
4669 | iter = collection[iteratorSymbol]();
|
4670 | iterate = iterator.length === 4 ? symbolIteratorWithKey : symbolIterator;
|
4671 | } else if (typeof collection === obj) {
|
4672 | keys = nativeKeys(collection);
|
4673 | size = keys.length;
|
4674 | iterate = iterator.length === 4 ? objectIteratorWithKey : objectIterator;
|
4675 | }
|
4676 | if (!size) {
|
4677 | return callback(null, result);
|
4678 | }
|
4679 | iterate(result);
|
4680 |
|
4681 | function arrayIterator(result) {
|
4682 | iterator(result, collection[completed], done);
|
4683 | }
|
4684 |
|
4685 | function arrayIteratorWithIndex(result) {
|
4686 | iterator(result, collection[completed], completed, done);
|
4687 | }
|
4688 |
|
4689 | function symbolIterator() {
|
4690 | iterator(result, iter.next().value, done);
|
4691 | }
|
4692 |
|
4693 | function symbolIteratorWithKey() {
|
4694 | iterator(result, iter.next().value, completed, done);
|
4695 | }
|
4696 |
|
4697 | function objectIterator(result) {
|
4698 | iterator(result, collection[keys[completed]], done);
|
4699 | }
|
4700 |
|
4701 | function objectIteratorWithKey(result) {
|
4702 | key = keys[completed];
|
4703 | iterator(result, collection[key], key, done);
|
4704 | }
|
4705 |
|
4706 | function done(err, result) {
|
4707 | if (err) {
|
4708 | callback(err, result);
|
4709 | } else if (++completed === size) {
|
4710 | iterator = throwError;
|
4711 | callback(null, result);
|
4712 | } else if (sync) {
|
4713 | nextTick(function() {
|
4714 | iterate(result);
|
4715 | });
|
4716 | } else {
|
4717 | sync = true;
|
4718 | iterate(result);
|
4719 | }
|
4720 | sync = false;
|
4721 | }
|
4722 | }
|
4723 |
|
4724 | /**
|
4725 | * @memberof async
|
4726 | * @namespace reduceRight
|
4727 | * @param {Array|Object} collection
|
4728 | * @param {*} result
|
4729 | * @param {Function} iterator
|
4730 | * @param {Function} callback
|
4731 | * @example
|
4732 | *
|
4733 | * // array
|
4734 | * var order = [];
|
4735 | * var collection = [1, 3, 2, 4];
|
4736 | * var iterator = function(result, num, done) {
|
4737 | * setTimeout(function() {
|
4738 | * order.push(num);
|
4739 | * done(null, result + num);
|
4740 | * }, num * 10);
|
4741 | * };
|
4742 | * async.reduceRight(collection, 0, iterator, function(err, res) {
|
4743 | * console.log(res); // 10
|
4744 | * console.log(order); // [4, 2, 3, 1]
|
4745 | * });
|
4746 | *
|
4747 | * @example
|
4748 | *
|
4749 | * // array with index
|
4750 | * var order = [];
|
4751 | * var collection = [1, 3, 2, 4];
|
4752 | * var iterator = function(result, num, index, done) {
|
4753 | * setTimeout(function() {
|
4754 | * order.push([num, index]);
|
4755 | * done(null, result + num);
|
4756 | * }, num * 10);
|
4757 | * };
|
4758 | * async.reduceRight(collection, '', iterator, function(err, res) {
|
4759 | * console.log(res); // '4231'
|
4760 | * console.log(order); // [[4, 3], [2, 2], [3, 1], [1, 0]]
|
4761 | * });
|
4762 | *
|
4763 | * @example
|
4764 | *
|
4765 | * // object
|
4766 | * var order = [];
|
4767 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
4768 | * var iterator = function(result, num, done) {
|
4769 | * setTimeout(function() {
|
4770 | * order.push(num);
|
4771 | * done(null, result + num);
|
4772 | * }, num * 10);
|
4773 | * };
|
4774 | * async.reduceRight(collection, '', iterator, function(err, res) {
|
4775 | * console.log(res); // '4231'
|
4776 | * console.log(order); // [4, 2, 3, 1]
|
4777 | * });
|
4778 | *
|
4779 | * @example
|
4780 | *
|
4781 | * // object with key
|
4782 | * var order = [];
|
4783 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
4784 | * var iterator = function(result, num, key, done) {
|
4785 | * setTimeout(function() {
|
4786 | * order.push([num, key]);
|
4787 | * done(null, result + num);
|
4788 | * }, num * 10);
|
4789 | * };
|
4790 | * async.reduceRight(collection, 0, iterator, function(err, res) {
|
4791 | * console.log(res); // 10
|
4792 | * console.log(order); // [[4, 3], [2, 2], [3, 1], [1, 0]]
|
4793 | * });
|
4794 | *
|
4795 | */
|
4796 | function reduceRight(collection, result, iterator, callback) {
|
4797 | callback = onlyOnce(callback || noop);
|
4798 | var resIndex, index, key, keys, iter, item, col, iterate;
|
4799 | var sync = false;
|
4800 |
|
4801 | if (isArray(collection)) {
|
4802 | resIndex = collection.length;
|
4803 | iterate = iterator.length === 4 ? arrayIteratorWithIndex : arrayIterator;
|
4804 | } else if (!collection) {
|
4805 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
4806 | resIndex = collection.size;
|
4807 | col = Array(resIndex);
|
4808 | iter = collection[iteratorSymbol]();
|
4809 | index = -1;
|
4810 | while ((item = iter.next()).done === false) {
|
4811 | col[++index] = item.value;
|
4812 | }
|
4813 | collection = col;
|
4814 | iterate = iterator.length === 4 ? arrayIteratorWithIndex : arrayIterator;
|
4815 | } else if (typeof collection === obj) {
|
4816 | keys = nativeKeys(collection);
|
4817 | resIndex = keys.length;
|
4818 | iterate = iterator.length === 4 ? objectIteratorWithKey : objectIterator;
|
4819 | }
|
4820 | if (!resIndex) {
|
4821 | return callback(null, result);
|
4822 | }
|
4823 | iterate(result);
|
4824 |
|
4825 | function arrayIterator(result) {
|
4826 | iterator(result, collection[--resIndex], done);
|
4827 | }
|
4828 |
|
4829 | function arrayIteratorWithIndex(result) {
|
4830 | iterator(result, collection[--resIndex], resIndex, done);
|
4831 | }
|
4832 |
|
4833 | function objectIterator(result) {
|
4834 | iterator(result, collection[keys[--resIndex]], done);
|
4835 | }
|
4836 |
|
4837 | function objectIteratorWithKey(result) {
|
4838 | key = keys[--resIndex];
|
4839 | iterator(result, collection[key], key, done);
|
4840 | }
|
4841 |
|
4842 | function done(err, result) {
|
4843 | if (err) {
|
4844 | callback(err, result);
|
4845 | } else if (resIndex === 0) {
|
4846 | iterate = throwError;
|
4847 | callback(null, result);
|
4848 | } else if (sync) {
|
4849 | nextTick(function() {
|
4850 | iterate(result);
|
4851 | });
|
4852 | } else {
|
4853 | sync = true;
|
4854 | iterate(result);
|
4855 | }
|
4856 | sync = false;
|
4857 | }
|
4858 | }
|
4859 |
|
4860 | /**
|
4861 | * @private
|
4862 | * @param {Function} arrayEach
|
4863 | * @param {Function} baseEach
|
4864 | * @param {Function} symbolEach
|
4865 | */
|
4866 | function createTransform(arrayEach, baseEach, symbolEach) {
|
4867 |
|
4868 | return function transform(collection, accumulator, iterator, callback) {
|
4869 | if (arguments.length === 3) {
|
4870 | callback = iterator;
|
4871 | iterator = accumulator;
|
4872 | accumulator = undefined;
|
4873 | }
|
4874 | callback = callback || noop;
|
4875 | var size, keys, result;
|
4876 | var completed = 0;
|
4877 |
|
4878 | if (isArray(collection)) {
|
4879 | size = collection.length;
|
4880 | result = accumulator !== undefined ? accumulator : [];
|
4881 | arrayEach(collection, result, iterator, done);
|
4882 | } else if (!collection) {
|
4883 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
4884 | size = collection.size;
|
4885 | result = accumulator !== undefined ? accumulator : {};
|
4886 | symbolEach(collection, result, iterator, done);
|
4887 | } else if (typeof collection === obj) {
|
4888 | keys = nativeKeys(collection);
|
4889 | size = keys.length;
|
4890 | result = accumulator !== undefined ? accumulator : {};
|
4891 | baseEach(collection, result, iterator, done, keys);
|
4892 | }
|
4893 | if (!size) {
|
4894 | callback(null, accumulator !== undefined ? accumulator : result || {});
|
4895 | }
|
4896 |
|
4897 | function done(err, bool) {
|
4898 | if (err) {
|
4899 | callback = once(callback);
|
4900 | callback(err, isArray(result) ? createArray(result) : objectClone(result));
|
4901 | } else if (++completed === size) {
|
4902 | callback(null, result);
|
4903 | } else if (bool === false) {
|
4904 | callback = once(callback);
|
4905 | callback(null, isArray(result) ? createArray(result) : objectClone(result));
|
4906 | }
|
4907 | }
|
4908 | };
|
4909 | }
|
4910 |
|
4911 | /**
|
4912 | * @memberof async
|
4913 | * @namespace transformSeries
|
4914 | * @param {Array|Object} collection
|
4915 | * @param {Array|Object|Function} [accumulator]
|
4916 | * @param {Function} [iterator]
|
4917 | * @param {Function} [callback]
|
4918 | * @example
|
4919 | *
|
4920 | * // array
|
4921 | * var order = [];
|
4922 | * var collection = [1, 3, 2, 4];
|
4923 | * var iterator = function(result, num, done) {
|
4924 | * setTimeout(function() {
|
4925 | * order.push(num);
|
4926 | * result.push(num)
|
4927 | * done();
|
4928 | * }, num * 10);
|
4929 | * };
|
4930 | * async.transformSeries(collection, iterator, function(err, res) {
|
4931 | * console.log(res); // [1, 3, 2, 4]
|
4932 | * console.log(order); // [1, 3, 2, 4]
|
4933 | * });
|
4934 | *
|
4935 | * @example
|
4936 | *
|
4937 | * // array with index and accumulator
|
4938 | * var order = [];
|
4939 | * var collection = [1, 3, 2, 4];
|
4940 | * var iterator = function(result, num, index, done) {
|
4941 | * setTimeout(function() {
|
4942 | * order.push([num, index]);
|
4943 | * result[index] = num;
|
4944 | * done();
|
4945 | * }, num * 10);
|
4946 | * };
|
4947 | * async.transformSeries(collection, {}, iterator, function(err, res) {
|
4948 | * console.log(res); // { '0': 1, '1': 3, '2': 2, '3': 4 }
|
4949 | * console.log(order); // [[1, 0], [3, 1], [2, 2], [4, 3]]
|
4950 | * });
|
4951 | *
|
4952 | * @example
|
4953 | *
|
4954 | * // object with accumulator
|
4955 | * var order = [];
|
4956 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
4957 | * var iterator = function(result, num, done) {
|
4958 | * setTimeout(function() {
|
4959 | * order.push(num);
|
4960 | * result.push(num);
|
4961 | * done();
|
4962 | * }, num * 10);
|
4963 | * };
|
4964 | * async.transformSeries(collection, [], iterator, function(err, res) {
|
4965 | * console.log(res); // [1, 3, 2, 4]
|
4966 | * console.log(order); // [1, 3, 2, 4]
|
4967 | * });
|
4968 | *
|
4969 | * @example
|
4970 | *
|
4971 | * // object with key
|
4972 | * var order = [];
|
4973 | * var object = { a: 1, b: 3, c: 2, d: 4 };
|
4974 | * var iterator = function(result, num, key, done) {
|
4975 | * setTimeout(function() {
|
4976 | * order.push([num, key]);
|
4977 | * result[key] = num;
|
4978 | * done();
|
4979 | * }, num * 10);
|
4980 | * };
|
4981 | * async.transformSeries(collection, iterator, function(err, res) {
|
4982 | * console.log(res); // { a: 1, b: 3, c: 2, d: 4 }
|
4983 | * console.log(order); // [[1, 'a'], [3, 'b'], [2, 'b'], [4, 'd']]
|
4984 | * });
|
4985 | *
|
4986 | */
|
4987 | function transformSeries(collection, accumulator, iterator, callback) {
|
4988 | if (arguments.length === 3) {
|
4989 | callback = iterator;
|
4990 | iterator = accumulator;
|
4991 | accumulator = undefined;
|
4992 | }
|
4993 | callback = onlyOnce(callback || noop);
|
4994 | var size, key, keys, iter, iterate, result;
|
4995 | var sync = false;
|
4996 | var completed = 0;
|
4997 |
|
4998 | if (isArray(collection)) {
|
4999 | size = collection.length;
|
5000 | result = accumulator !== undefined ? accumulator : [];
|
5001 | iterate = iterator.length === 4 ? arrayIteratorWithIndex : arrayIterator;
|
5002 | } else if (!collection) {
|
5003 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
5004 | size = collection.size;
|
5005 | iter = collection[iteratorSymbol]();
|
5006 | result = accumulator !== undefined ? accumulator : {};
|
5007 | iterate = iterator.length === 4 ? symbolIteratorWithKey : symbolIterator;
|
5008 | } else if (typeof collection === obj) {
|
5009 | keys = nativeKeys(collection);
|
5010 | size = keys.length;
|
5011 | result = accumulator !== undefined ? accumulator : {};
|
5012 | iterate = iterator.length === 4 ? objectIteratorWithKey : objectIterator;
|
5013 | }
|
5014 | if (!size) {
|
5015 | return callback(null, accumulator !== undefined ? accumulator : result || {});
|
5016 | }
|
5017 | iterate();
|
5018 |
|
5019 | function arrayIterator() {
|
5020 | iterator(result, collection[completed], done);
|
5021 | }
|
5022 |
|
5023 | function arrayIteratorWithIndex() {
|
5024 | iterator(result, collection[completed], completed, done);
|
5025 | }
|
5026 |
|
5027 | function symbolIterator() {
|
5028 | iterator(result, iter.next().value, done);
|
5029 | }
|
5030 |
|
5031 | function symbolIteratorWithKey() {
|
5032 | iterator(result, iter.next().value, completed, done);
|
5033 | }
|
5034 |
|
5035 | function objectIterator() {
|
5036 | iterator(result, collection[keys[completed]], done);
|
5037 | }
|
5038 |
|
5039 | function objectIteratorWithKey() {
|
5040 | key = keys[completed];
|
5041 | iterator(result, collection[key], key, done);
|
5042 | }
|
5043 |
|
5044 | function done(err, bool) {
|
5045 | if (err) {
|
5046 | callback(err, result);
|
5047 | } else if (++completed === size) {
|
5048 | iterate = throwError;
|
5049 | callback(null, result);
|
5050 | } else if (bool === false) {
|
5051 | iterate = throwError;
|
5052 | callback(null, result);
|
5053 | } else if (sync) {
|
5054 | nextTick(iterate);
|
5055 | } else {
|
5056 | sync = true;
|
5057 | iterate();
|
5058 | }
|
5059 | sync = false;
|
5060 | }
|
5061 | }
|
5062 |
|
5063 | /**
|
5064 | * @memberof async
|
5065 | * @namespace transformLimit
|
5066 | * @param {Array|Object} collection
|
5067 | * @param {number} limit - limit >= 1
|
5068 | * @param {Array|Object|Function} [accumulator]
|
5069 | * @param {Function} [iterator]
|
5070 | * @param {Function} [callback]
|
5071 | * @example
|
5072 | *
|
5073 | * // array
|
5074 | * var order = [];
|
5075 | * var array = [1, 5, 3, 4, 2];
|
5076 | * var iterator = function(result, num, done) {
|
5077 | * setTimeout(function() {
|
5078 | * order.push(num);
|
5079 | * result.push(num);
|
5080 | * done();
|
5081 | * }, num * 10);
|
5082 | * };
|
5083 | * async.transformLimit(array, 2, iterator, function(err, res) {
|
5084 | * console.log(res); // [1, 3, 5, 2, 4]
|
5085 | * console.log(order); // [1, 3, 5, 2, 4]
|
5086 | * });
|
5087 | *
|
5088 | * @example
|
5089 | *
|
5090 | * // array with index and accumulator
|
5091 | * var order = [];
|
5092 | * var array = [1, 5, 3, 4, 2];
|
5093 | * var iterator = function(result, num, index, done) {
|
5094 | * setTimeout(function() {
|
5095 | * order.push([num, index]);
|
5096 | * result[index] = key;
|
5097 | * done();
|
5098 | * }, num * 10);
|
5099 | * };
|
5100 | * async.transformLimit(array, 2, {}, iterator, function(err, res) {
|
5101 | * console.log(res); // { '0': 1, '1': 5, '2': 3, '3': 4, '4': 2 }
|
5102 | * console.log(order); // [[1, 0], [3, 2], [5, 1], [2, 4], [4, 3]]
|
5103 | * });
|
5104 | *
|
5105 | * @example
|
5106 | *
|
5107 | * // object with accumulator
|
5108 | * var order = [];
|
5109 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
5110 | * var iterator = function(result, num, done) {
|
5111 | * setTimeout(function() {
|
5112 | * order.push(num);
|
5113 | * result.push(num);
|
5114 | * done();
|
5115 | * }, num * 10);
|
5116 | * };
|
5117 | * async.transformLimit(object, 2, [], iterator, function(err, res) {
|
5118 | * console.log(res); // [1, 3, 5, 2, 4]
|
5119 | * console.log(order); // [1, 3, 5, 2, 4]
|
5120 | * });
|
5121 | *
|
5122 | * @example
|
5123 | *
|
5124 | * // object with key
|
5125 | * var order = [];
|
5126 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
5127 | * var iterator = function(result, num, key, done) {
|
5128 | * setTimeout(function() {
|
5129 | * order.push([num, key]);
|
5130 | * result[key] = num;
|
5131 | * done();
|
5132 | * }, num * 10);
|
5133 | * };
|
5134 | * async.transformLimit(object, 2, iterator, function(err, res) {
|
5135 | * console.log(res); // { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
5136 | * console.log(order); // [[1, 'a'], [3, 'c'], [5, 'b'], [2, 'e'], [4, 'd']]
|
5137 | * });
|
5138 | *
|
5139 | */
|
5140 | function transformLimit(collection, limit, accumulator, iterator, callback) {
|
5141 | if (arguments.length === 4) {
|
5142 | callback = iterator;
|
5143 | iterator = accumulator;
|
5144 | accumulator = undefined;
|
5145 | }
|
5146 | callback = callback || noop;
|
5147 | var size, index, key, keys, iter, item, iterate, result;
|
5148 | var sync = false;
|
5149 | var started = 0;
|
5150 | var completed = 0;
|
5151 |
|
5152 | if (isArray(collection)) {
|
5153 | size = collection.length;
|
5154 | result = accumulator !== undefined ? accumulator : [];
|
5155 | iterate = iterator.length === 4 ? arrayIteratorWithIndex : arrayIterator;
|
5156 | } else if (!collection) {
|
5157 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
5158 | size = collection.size;
|
5159 | iter = collection[iteratorSymbol]();
|
5160 | result = accumulator !== undefined ? accumulator : {};
|
5161 | iterate = iterator.length === 4 ? symbolIteratorWithKey : symbolIterator;
|
5162 | } else if (typeof collection === obj) {
|
5163 | keys = nativeKeys(collection);
|
5164 | size = keys.length;
|
5165 | result = accumulator !== undefined ? accumulator : {};
|
5166 | iterate = iterator.length === 4 ? objectIteratorWithKey : objectIterator;
|
5167 | }
|
5168 | if (!size || isNaN(limit) || limit < 1) {
|
5169 | return callback(null, accumulator !== undefined ? accumulator : result || {});
|
5170 | }
|
5171 | timesSync(limit > size ? size : limit, iterate);
|
5172 |
|
5173 | function arrayIterator() {
|
5174 | index = started++;
|
5175 | if (index < size) {
|
5176 | iterator(result, collection[index], onlyOnce(done));
|
5177 | }
|
5178 | }
|
5179 |
|
5180 | function arrayIteratorWithIndex() {
|
5181 | index = started++;
|
5182 | if (index < size) {
|
5183 | iterator(result, collection[index], index, onlyOnce(done));
|
5184 | }
|
5185 | }
|
5186 |
|
5187 | function symbolIterator() {
|
5188 | if ((item = iter.next()).done === false) {
|
5189 | iterator(result, item.value, onlyOnce(done));
|
5190 | }
|
5191 | }
|
5192 |
|
5193 | function symbolIteratorWithKey() {
|
5194 | if ((item = iter.next()).done === false) {
|
5195 | iterator(result, item.value, started++, onlyOnce(done));
|
5196 | }
|
5197 | }
|
5198 |
|
5199 | function objectIterator() {
|
5200 | index = started++;
|
5201 | if (index < size) {
|
5202 | iterator(result, collection[keys[index]], onlyOnce(done));
|
5203 | }
|
5204 | }
|
5205 |
|
5206 | function objectIteratorWithKey() {
|
5207 | index = started++;
|
5208 | if (index < size) {
|
5209 | key = keys[index];
|
5210 | iterator(result, collection[key], key, onlyOnce(done));
|
5211 | }
|
5212 | }
|
5213 |
|
5214 | function done(err, bool) {
|
5215 | if (err) {
|
5216 | iterate = noop;
|
5217 | callback(err, isArray(result) ? createArray(result) : objectClone(result));
|
5218 | callback = noop;
|
5219 | } else if (++completed === size) {
|
5220 | callback(null, result);
|
5221 | } else if (bool === false) {
|
5222 | iterate = noop;
|
5223 | callback(null, isArray(result) ? createArray(result) : objectClone(result));
|
5224 | callback = noop;
|
5225 | } else if (sync) {
|
5226 | nextTick(iterate);
|
5227 | } else {
|
5228 | sync = true;
|
5229 | iterate();
|
5230 | }
|
5231 | sync = false;
|
5232 | }
|
5233 | }
|
5234 |
|
5235 | /**
|
5236 | * @private
|
5237 | * @param {function} arrayEach
|
5238 | * @param {function} baseEach
|
5239 | * @param {function} symbolEach
|
5240 | */
|
5241 | function createSortBy(arrayEach, baseEach, symbolEach) {
|
5242 |
|
5243 | return function sortBy(collection, iterator, callback) {
|
5244 | callback = callback || noop;
|
5245 | var size, result;
|
5246 | var completed = 0;
|
5247 |
|
5248 | if (isArray(collection)) {
|
5249 | size = collection.length;
|
5250 | result = Array(size);
|
5251 | arrayEach(collection, iterator, createCallback);
|
5252 | } else if (!collection) {
|
5253 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
5254 | size = collection.size;
|
5255 | result = Array(size);
|
5256 | symbolEach(collection, iterator, createCallback);
|
5257 | } else if (typeof collection === obj) {
|
5258 | var keys = nativeKeys(collection);
|
5259 | size = keys.length;
|
5260 | result = Array(size);
|
5261 | baseEach(collection, iterator, createCallback, keys);
|
5262 | }
|
5263 | if (!size) {
|
5264 | callback(null, []);
|
5265 | }
|
5266 |
|
5267 | function createCallback(value) {
|
5268 | var called = false;
|
5269 | return function done(err, criteria) {
|
5270 | if (called) {
|
5271 | throwError();
|
5272 | }
|
5273 | called = true;
|
5274 | result[completed] = {
|
5275 | value: value,
|
5276 | criteria: criteria
|
5277 | };
|
5278 | if (err) {
|
5279 | callback = once(callback);
|
5280 | callback(err);
|
5281 | } else if (++completed === size) {
|
5282 | result.sort(sortIterator);
|
5283 | callback(null, pluck(result, 'value'));
|
5284 | }
|
5285 | };
|
5286 | }
|
5287 | };
|
5288 | }
|
5289 |
|
5290 | /**
|
5291 | * @memberof async
|
5292 | * @namespace sortBySeries
|
5293 | * @param {Array|Object} collection
|
5294 | * @param {Function} iterator
|
5295 | * @param {Function} callback
|
5296 | * @example
|
5297 | *
|
5298 | * // array
|
5299 | * var order = [];
|
5300 | * var array = [1, 3, 2];
|
5301 | * var iterator = function(num, done) {
|
5302 | * setTimeout(function() {
|
5303 | * order.push(num);
|
5304 | * done(null, num);
|
5305 | * }, num * 10);
|
5306 | * };
|
5307 | * async.sortBySeries(array, iterator, function(err, res) {
|
5308 | * console.log(res); // [1, 2, 3];
|
5309 | * console.log(order); // [1, 3, 2]
|
5310 | * });
|
5311 | *
|
5312 | * @example
|
5313 | *
|
5314 | * // array with index
|
5315 | * var order = [];
|
5316 | * var array = [1, 3, 2];
|
5317 | * var iterator = function(num, index, done) {
|
5318 | * setTimeout(function() {
|
5319 | * order.push([num, index]);
|
5320 | * done(null, num);
|
5321 | * }, num * 10);
|
5322 | * };
|
5323 | * async.sortBySeries(array, iterator, function(err, res) {
|
5324 | * console.log(res); // [1, 2, 3]
|
5325 | * console.log(order); // [[1, 0], [3, 1], [2, 2]]
|
5326 | * });
|
5327 | *
|
5328 | * @example
|
5329 | *
|
5330 | * // object
|
5331 | * var order = [];
|
5332 | * var object = { a: 1, b: 3, c: 2 };
|
5333 | * var iterator = function(num, done) {
|
5334 | * setTimeout(function() {
|
5335 | * order.push(num);
|
5336 | * done(null, num);
|
5337 | * }, num * 10);
|
5338 | * };
|
5339 | * async.sortBySeries(object, iterator, function(err, res) {
|
5340 | * console.log(res); // [1, 2, 3]
|
5341 | * console.log(order); // [1, 3, 2]
|
5342 | * });
|
5343 | *
|
5344 | * @example
|
5345 | *
|
5346 | * // object with key
|
5347 | * var order = [];
|
5348 | * var object = { a: 1, b: 3, c: 2 };
|
5349 | * var iterator = function(num, key, done) {
|
5350 | * setTimeout(function() {
|
5351 | * order.push([num, key]);
|
5352 | * done(null, num);
|
5353 | * }, num * 10);
|
5354 | * };
|
5355 | * async.sortBySeries(object, iterator, function(err, res) {
|
5356 | * console.log(res); // [1, 2, 3]
|
5357 | * console.log(order); // [[1, 'a'], [3, 'b'], [2, 'c']]
|
5358 | * });
|
5359 | *
|
5360 | */
|
5361 | function sortBySeries(collection, iterator, callback) {
|
5362 | callback = onlyOnce(callback || noop);
|
5363 | var size, key, value, keys, iter, result, iterate;
|
5364 | var sync = false;
|
5365 | var completed = 0;
|
5366 |
|
5367 | if (isArray(collection)) {
|
5368 | size = collection.length;
|
5369 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
5370 | } else if (!collection) {
|
5371 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
5372 | size = collection.size;
|
5373 | iter = collection[iteratorSymbol]();
|
5374 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
5375 | } else if (typeof collection === obj) {
|
5376 | keys = nativeKeys(collection);
|
5377 | size = keys.length;
|
5378 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
5379 | }
|
5380 | if (!size) {
|
5381 | return callback(null, []);
|
5382 | }
|
5383 | result = Array(size);
|
5384 | iterate();
|
5385 |
|
5386 | function arrayIterator() {
|
5387 | value = collection[completed];
|
5388 | iterator(value, done);
|
5389 | }
|
5390 |
|
5391 | function arrayIteratorWithIndex() {
|
5392 | value = collection[completed];
|
5393 | iterator(value, completed, done);
|
5394 | }
|
5395 |
|
5396 | function symbolIterator() {
|
5397 | value = iter.next().value;
|
5398 | iterator(value, done);
|
5399 | }
|
5400 |
|
5401 | function symbolIteratorWithKey() {
|
5402 | value = iter.next().value;
|
5403 | iterator(value, completed, done);
|
5404 | }
|
5405 |
|
5406 | function objectIterator() {
|
5407 | value = collection[keys[completed]];
|
5408 | iterator(value, done);
|
5409 | }
|
5410 |
|
5411 | function objectIteratorWithKey() {
|
5412 | key = keys[completed];
|
5413 | value = collection[key];
|
5414 | iterator(value, key, done);
|
5415 | }
|
5416 |
|
5417 | function done(err, criteria) {
|
5418 | result[completed] = {
|
5419 | value: value,
|
5420 | criteria: criteria
|
5421 | };
|
5422 | if (err) {
|
5423 | callback(err);
|
5424 | } else if (++completed === size) {
|
5425 | iterate = throwError;
|
5426 | result.sort(sortIterator);
|
5427 | callback(null, pluck(result, 'value'));
|
5428 | } else if (sync) {
|
5429 | nextTick(iterate);
|
5430 | } else {
|
5431 | sync = true;
|
5432 | iterate();
|
5433 | }
|
5434 | sync = false;
|
5435 | }
|
5436 | }
|
5437 |
|
5438 | /**
|
5439 | * @memberof async
|
5440 | * @namespace sortByLimit
|
5441 | * @param {Array|Object} collection
|
5442 | * @param {number} limit - limit >= 1
|
5443 | * @param {Function} iterator
|
5444 | * @param {Function} callback
|
5445 | * @example
|
5446 | *
|
5447 | * // array
|
5448 | * var order = [];
|
5449 | * var array = [1, 5, 3, 4, 2];
|
5450 | * var iterator = function(num, done) {
|
5451 | * setTimeout(function() {
|
5452 | * order.push(num);
|
5453 | * done(null, num);
|
5454 | * }, num * 10);
|
5455 | * };
|
5456 | * async.sortByLimit(array, 2, iterator, function(err, res) {
|
5457 | * console.log(res); // [1, 2, 3, 4, 5]
|
5458 | * console.log(order); // [1, 3, 5, 2, 4]
|
5459 | * });
|
5460 | *
|
5461 | * @example
|
5462 | *
|
5463 | * // array with index
|
5464 | * var order = [];
|
5465 | * var array = [1, 5, 3, 4, 2];
|
5466 | * var iterator = function(num, index, done) {
|
5467 | * setTimeout(function() {
|
5468 | * order.push([num, index]);
|
5469 | * done(null, num);
|
5470 | * }, num * 10);
|
5471 | * };
|
5472 | * async.sortByLimit(array, 2, iterator, function(err, res) {
|
5473 | * console.log(res); // [1, 2, 3, 4, 5]
|
5474 | * console.log(order); // [[1, 0], [3, 2], [5, 1], [2, 4], [4, 3]]
|
5475 | * });
|
5476 | *
|
5477 | * @example
|
5478 | *
|
5479 | * // object
|
5480 | * var order = [];
|
5481 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
5482 | * var iterator = function(num, done) {
|
5483 | * setTimeout(function() {
|
5484 | * order.push(num);
|
5485 | * done(null, num);
|
5486 | * }, num * 10);
|
5487 | * };
|
5488 | * async.sortByLimit(object, 2, iterator, function(err, res) {
|
5489 | * console.log(res); // [1, 2, 3, 4, 5]
|
5490 | * console.log(order); // [1, 3, 5, 2, 4]
|
5491 | * });
|
5492 | *
|
5493 | * @example
|
5494 | *
|
5495 | * // object with key
|
5496 | * var order = [];
|
5497 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
5498 | * var iterator = function(num, key, done) {
|
5499 | * setTimeout(function() {
|
5500 | * order.push([num, key]);
|
5501 | * done(null, num);
|
5502 | * }, num * 10);
|
5503 | * };
|
5504 | * async.sortByLimit(object, 2, iterator, function(err, res) {
|
5505 | * console.log(res); // [1, 2, 3, 4, 5]
|
5506 | * console.log(order); // [[1, 'a'], [3, 'c'], [5, 'b'], [2, 'e'], [4, 'd']]
|
5507 | * });
|
5508 | *
|
5509 | */
|
5510 | function sortByLimit(collection, limit, iterator, callback) {
|
5511 | callback = callback || noop;
|
5512 | var size, index, key, value, keys, iter, item, result, iterate;
|
5513 | var sync = false;
|
5514 | var started = 0;
|
5515 | var completed = 0;
|
5516 |
|
5517 | if (isArray(collection)) {
|
5518 | size = collection.length;
|
5519 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
5520 | } else if (!collection) {
|
5521 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
5522 | size = collection.size;
|
5523 | iter = collection[iteratorSymbol]();
|
5524 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
5525 | } else if (typeof collection === obj) {
|
5526 | keys = nativeKeys(collection);
|
5527 | size = keys.length;
|
5528 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
5529 | }
|
5530 | if (!size || isNaN(limit) || limit < 1) {
|
5531 | return callback(null, []);
|
5532 | }
|
5533 | result = Array(size);
|
5534 | timesSync(limit > size ? size : limit, iterate);
|
5535 |
|
5536 | function arrayIterator() {
|
5537 | if (started < size) {
|
5538 | value = collection[started++];
|
5539 | iterator(value, createCallback(value));
|
5540 | }
|
5541 | }
|
5542 |
|
5543 | function arrayIteratorWithIndex() {
|
5544 | index = started++;
|
5545 | if (index < size) {
|
5546 | value = collection[index];
|
5547 | iterator(value, index, createCallback(value));
|
5548 | }
|
5549 | }
|
5550 |
|
5551 | function symbolIterator() {
|
5552 | if ((item = iter.next()).done === false) {
|
5553 | value = item.value;
|
5554 | iterator(value, createCallback(value));
|
5555 | }
|
5556 | }
|
5557 |
|
5558 | function symbolIteratorWithKey() {
|
5559 | if ((item = iter.next()).done === false) {
|
5560 | value = item.value;
|
5561 | iterator(value, started++, createCallback(value));
|
5562 | }
|
5563 | }
|
5564 |
|
5565 | function objectIterator() {
|
5566 | if (started < size) {
|
5567 | value = collection[keys[started++]];
|
5568 | iterator(value, createCallback(value));
|
5569 | }
|
5570 | }
|
5571 |
|
5572 | function objectIteratorWithKey() {
|
5573 | if (started < size) {
|
5574 | key = keys[started++];
|
5575 | value = collection[key];
|
5576 | iterator(value, key, createCallback(value));
|
5577 | }
|
5578 | }
|
5579 |
|
5580 | function createCallback(value) {
|
5581 | var called = false;
|
5582 | return function(err, criteria) {
|
5583 | if (called) {
|
5584 | throwError();
|
5585 | }
|
5586 | called = true;
|
5587 | result[completed] = {
|
5588 | value: value,
|
5589 | criteria: criteria
|
5590 | };
|
5591 | if (err) {
|
5592 | iterate = noop;
|
5593 | callback(err);
|
5594 | callback = noop;
|
5595 | } else if (++completed === size) {
|
5596 | result.sort(sortIterator);
|
5597 | callback(null, pluck(result, 'value'));
|
5598 | } else if (sync) {
|
5599 | nextTick(iterate);
|
5600 | } else {
|
5601 | sync = true;
|
5602 | iterate();
|
5603 | }
|
5604 | sync = false;
|
5605 | };
|
5606 | }
|
5607 | }
|
5608 |
|
5609 | /**
|
5610 | * @memberof async
|
5611 | * @namespace some
|
5612 | * @param {Array|Object} collection
|
5613 | * @param {Function} iterator
|
5614 | * @param {Function} callback
|
5615 | * @example
|
5616 | *
|
5617 | * // array
|
5618 | * var order = [];
|
5619 | * var array = [1, 3, 2];
|
5620 | * var iterator = function(num, done) {
|
5621 | * setTimeout(function() {
|
5622 | * order.push(num);
|
5623 | * done(null, num % 2);
|
5624 | * }, num * 10);
|
5625 | * };
|
5626 | * async.some(array, iterator, function(err, res) {
|
5627 | * console.log(res); // true
|
5628 | * console.log(order); // [1]
|
5629 | * });
|
5630 | *
|
5631 | * @example
|
5632 | *
|
5633 | * // array with index
|
5634 | * var order = [];
|
5635 | * var array = [1, 3, 2];
|
5636 | * var iterator = function(num, index, done) {
|
5637 | * setTimeout(function() {
|
5638 | * order.push([num, index]);
|
5639 | * done(null, num % 2);
|
5640 | * }, num * 10);
|
5641 | * };
|
5642 | * async.some(array, iterator, function(err, res) {
|
5643 | * console.log(res); // true
|
5644 | * console.log(order); // [[1, 0]]
|
5645 | * });
|
5646 | *
|
5647 | * @example
|
5648 | *
|
5649 | * // object
|
5650 | * var order = [];
|
5651 | * var object = { a: 1, b: 3, c: 2 };
|
5652 | * var iterator = function(num, done) {
|
5653 | * setTimeout(function() {
|
5654 | * order.push(num);
|
5655 | * done(null, num % 2);
|
5656 | * }, num * 10);
|
5657 | * };
|
5658 | * async.some(object, iterator, function(err, res) {
|
5659 | * console.log(res); // true
|
5660 | * console.log(order); // [1]
|
5661 | * });
|
5662 | *
|
5663 | * @example
|
5664 | *
|
5665 | * // object with key
|
5666 | * var order = [];
|
5667 | * var object = { a: 1, b: 3, c: 2 };
|
5668 | * var iterator = function(num, key, done) {
|
5669 | * setTimeout(function() {
|
5670 | * order.push([num, key]);
|
5671 | * done(null, num % 2);
|
5672 | * }, num * 10);
|
5673 | * };
|
5674 | * async.some(object, iterator, function(err, res) {
|
5675 | * console.log(res); // true
|
5676 | * console.log(order); // [[1, 'a']]
|
5677 | * });
|
5678 | *
|
5679 | */
|
5680 | function some(collection, iterator, callback) {
|
5681 | callback = callback || noop;
|
5682 | detect(collection, iterator, done);
|
5683 |
|
5684 | function done(err, res) {
|
5685 | if (err) {
|
5686 | return callback(err);
|
5687 | }
|
5688 | callback(null, !!res);
|
5689 | }
|
5690 | }
|
5691 |
|
5692 | /**
|
5693 | * @memberof async
|
5694 | * @namespace someSeries
|
5695 | * @param {Array|Object} collection
|
5696 | * @param {Function} iterator
|
5697 | * @param {Function} callback
|
5698 | * @example
|
5699 | *
|
5700 | * // array
|
5701 | * var order = [];
|
5702 | * var array = [1, 3, 2];
|
5703 | * var iterator = function(num, done) {
|
5704 | * setTimeout(function() {
|
5705 | * order.push(num);
|
5706 | * done(null, num % 2);
|
5707 | * }, num * 10);
|
5708 | * };
|
5709 | * async.someSeries(array, iterator, function(err, res) {
|
5710 | * console.log(res); // true
|
5711 | * console.log(order); // [1]
|
5712 | * });
|
5713 | *
|
5714 | * @example
|
5715 | *
|
5716 | * // array with index
|
5717 | * var order = [];
|
5718 | * var array = [1, 3, 2];
|
5719 | * var iterator = function(num, index, done) {
|
5720 | * setTimeout(function() {
|
5721 | * order.push([num, index]);
|
5722 | * done(null, num % 2);
|
5723 | * }, num * 10);
|
5724 | * };
|
5725 | * async.someSeries(array, iterator, function(err, res) {
|
5726 | * console.log(res); // true
|
5727 | * console.log(order); // [[1, 0]]
|
5728 | * });
|
5729 | *
|
5730 | * @example
|
5731 | *
|
5732 | * // object
|
5733 | * var order = [];
|
5734 | * var object = { a: 1, b: 3, c: 2 };
|
5735 | * var iterator = function(num, done) {
|
5736 | * setTimeout(function() {
|
5737 | * order.push(num);
|
5738 | * done(null, num % 2);
|
5739 | * }, num * 10);
|
5740 | * };
|
5741 | * async.someSeries(object, iterator, function(err, res) {
|
5742 | * console.log(res); // true
|
5743 | * console.log(order); // [1]
|
5744 | * });
|
5745 | *
|
5746 | * @example
|
5747 | *
|
5748 | * // object with key
|
5749 | * var order = [];
|
5750 | * var object = { a: 1, b: 3, c: 2 };
|
5751 | * var iterator = function(num, key, done) {
|
5752 | * setTimeout(function() {
|
5753 | * order.push([num, key]);
|
5754 | * done(null, num % 2);
|
5755 | * }, num * 10);
|
5756 | * };
|
5757 | * async.someSeries(object, iterator, function(err, res) {
|
5758 | * console.log(res); // true
|
5759 | * console.log(order); // [[1, 'a']]
|
5760 | * });
|
5761 | *
|
5762 | */
|
5763 | function someSeries(collection, iterator, callback) {
|
5764 | callback = callback || noop;
|
5765 | detectSeries(collection, iterator, done);
|
5766 |
|
5767 | function done(err, res) {
|
5768 | if (err) {
|
5769 | return callback(err);
|
5770 | }
|
5771 | callback(null, !!res);
|
5772 | }
|
5773 | }
|
5774 |
|
5775 | /**
|
5776 | * @memberof async
|
5777 | * @namespace someLimit
|
5778 | * @param {Array|Object} collection
|
5779 | * @param {number} limit - limit >= 1
|
5780 | * @param {Function} iterator
|
5781 | * @param {Function} callback
|
5782 | * @example
|
5783 | *
|
5784 | * // array
|
5785 | * var order = [];
|
5786 | * var array = [1, 5, 3, 4, 2];
|
5787 | * var iterator = function(num, done) {
|
5788 | * setTimeout(function() {
|
5789 | * order.push(num);
|
5790 | * done(null, num % 2);
|
5791 | * }, num * 10);
|
5792 | * };
|
5793 | * async.someLimit(array, 2, iterator, function(err, res) {
|
5794 | * console.log(res); // true
|
5795 | * console.log(order); // [1]
|
5796 | * });
|
5797 | *
|
5798 | * @example
|
5799 | *
|
5800 | * // array with index
|
5801 | * var order = [];
|
5802 | * var array = [1, 5, 3, 4, 2];
|
5803 | * var iterator = function(num, index, done) {
|
5804 | * setTimeout(function() {
|
5805 | * order.push([num, index]);
|
5806 | * done(null, num % 2);
|
5807 | * }, num * 10);
|
5808 | * };
|
5809 | * async.someLimit(array, 2, iterator, function(err, res) {
|
5810 | * console.log(res); // true
|
5811 | * console.log(order); // [[1, 0]]
|
5812 | * });
|
5813 | *
|
5814 | * @example
|
5815 | *
|
5816 | * // object
|
5817 | * var order = [];
|
5818 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
5819 | * var iterator = function(num, done) {
|
5820 | * setTimeout(function() {
|
5821 | * order.push(num);
|
5822 | * done(null, num % 2);
|
5823 | * }, num * 10);
|
5824 | * };
|
5825 | * async.someLimit(object, 2, iterator, function(err, res) {
|
5826 | * console.log(res); // true
|
5827 | * console.log(order); // [1]
|
5828 | * });
|
5829 | *
|
5830 | * @example
|
5831 | *
|
5832 | * // object with key
|
5833 | * var order = [];
|
5834 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
5835 | * var iterator = function(num, key, done) {
|
5836 | * setTimeout(function() {
|
5837 | * order.push([num, key]);
|
5838 | * done(null, num % 2);
|
5839 | * }, num * 10);
|
5840 | * };
|
5841 | * async.someLimit(object, 2, iterator, function(err, res) {
|
5842 | * console.log(res); // true
|
5843 | * console.log(order); // [[1, 'a']]
|
5844 | * });
|
5845 | *
|
5846 | */
|
5847 | function someLimit(collection, limit, iterator, callback) {
|
5848 | callback = callback || noop;
|
5849 | detectLimit(collection, limit, iterator, done);
|
5850 |
|
5851 | function done(err, res) {
|
5852 | if (err) {
|
5853 | return callback(err);
|
5854 | }
|
5855 | callback(null, !!res);
|
5856 | }
|
5857 | }
|
5858 |
|
5859 | /**
|
5860 | * @private
|
5861 | * @param {Function} arrayEach
|
5862 | * @param {Function} baseEach
|
5863 | * @param {Function} symbolEach
|
5864 | */
|
5865 | function createEvery(arrayEach, baseEach, symbolEach) {
|
5866 |
|
5867 | var deny = createDetect(arrayEach, baseEach, symbolEach, false);
|
5868 |
|
5869 | return function every(collection, iterator, callback) {
|
5870 | callback = callback || noop;
|
5871 | deny(collection, iterator, done);
|
5872 |
|
5873 | function done(err, res) {
|
5874 | if (err) {
|
5875 | return callback(err);
|
5876 | }
|
5877 | callback(null, !res);
|
5878 | }
|
5879 | };
|
5880 | }
|
5881 |
|
5882 | /**
|
5883 | * @private
|
5884 | */
|
5885 | function createEverySeries() {
|
5886 |
|
5887 | var denySeries = createDetectSeries(false);
|
5888 |
|
5889 | return function everySeries(collection, iterator, callback) {
|
5890 | callback = callback || noop;
|
5891 | denySeries(collection, iterator, done);
|
5892 |
|
5893 | function done(err, res) {
|
5894 | if (err) {
|
5895 | return callback(err);
|
5896 | }
|
5897 | callback(null, !res);
|
5898 | }
|
5899 | };
|
5900 | }
|
5901 |
|
5902 | /**
|
5903 | * @private
|
5904 | */
|
5905 | function createEveryLimit() {
|
5906 |
|
5907 | var denyLimit = createDetectLimit(false);
|
5908 |
|
5909 | return function everyLimit(collection, limit, iterator, callback) {
|
5910 | callback = callback || noop;
|
5911 | denyLimit(collection, limit, iterator, done);
|
5912 |
|
5913 | function done(err, res) {
|
5914 | if (err) {
|
5915 | return callback(err);
|
5916 | }
|
5917 | callback(null, !res);
|
5918 | }
|
5919 | };
|
5920 | }
|
5921 |
|
5922 | /**
|
5923 | * @private
|
5924 | * @param {Function} arrayEach
|
5925 | * @param {Function} baseEach
|
5926 | * @param {Function} symbolEach
|
5927 | */
|
5928 | function createConcat(arrayEach, baseEach, symbolEach) {
|
5929 |
|
5930 | return function concat(collection, iterator, callback) {
|
5931 | callback = callback || noop;
|
5932 | var size, result;
|
5933 | var completed = 0;
|
5934 |
|
5935 | if (isArray(collection)) {
|
5936 | size = collection.length;
|
5937 | result = Array(size);
|
5938 | arrayEach(collection, iterator, createCallback);
|
5939 | } else if (!collection) {
|
5940 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
5941 | size = collection.size;
|
5942 | result = Array(size);
|
5943 | symbolEach(collection, iterator, createCallback);
|
5944 | } else if (typeof collection === obj) {
|
5945 | var keys = nativeKeys(collection);
|
5946 | size = keys.length;
|
5947 | result = Array(size);
|
5948 | baseEach(collection, iterator, createCallback, keys);
|
5949 | }
|
5950 | if (!size) {
|
5951 | callback(null, []);
|
5952 | }
|
5953 |
|
5954 | function createCallback(index) {
|
5955 | return function done(err, res) {
|
5956 | if (index === null) {
|
5957 | throwError();
|
5958 | }
|
5959 | if (err) {
|
5960 | index = null;
|
5961 | callback = once(callback);
|
5962 | arrayEachSync(result, function(array, index) {
|
5963 | if (array === undefined) {
|
5964 | result[index] = noop;
|
5965 | }
|
5966 | });
|
5967 | callback(err, makeConcatResult(result));
|
5968 | return;
|
5969 | }
|
5970 | switch (arguments.length) {
|
5971 | case 0:
|
5972 | case 1:
|
5973 | result[index] = noop;
|
5974 | break;
|
5975 | case 2:
|
5976 | result[index] = res;
|
5977 | break;
|
5978 | default:
|
5979 | result[index] = slice(arguments, 1);
|
5980 | break;
|
5981 | }
|
5982 | index = null;
|
5983 | if (++completed === size) {
|
5984 | callback(null, makeConcatResult(result));
|
5985 | }
|
5986 | };
|
5987 | }
|
5988 | };
|
5989 | }
|
5990 |
|
5991 | /**
|
5992 | * @memberof async
|
5993 | * @namespace concatSeries
|
5994 | * @param {Array|Object} collection
|
5995 | * @param {Function} iterator
|
5996 | * @param {Function} callback
|
5997 | * @example
|
5998 | *
|
5999 | * // array
|
6000 | * var order = [];
|
6001 | * var array = [1, 3, 2];
|
6002 | * var iterator = function(num, done) {
|
6003 | * setTimeout(function() {
|
6004 | * order.push(num);
|
6005 | * done(null, [num]);
|
6006 | * }, num * 10);
|
6007 | * };
|
6008 | * async.concatSeries(array, iterator, function(err, res) {
|
6009 | * console.log(res); // [1, 3, 2];
|
6010 | * console.log(order); // [1, 3, 2]
|
6011 | * });
|
6012 | *
|
6013 | * @example
|
6014 | *
|
6015 | * // array with index
|
6016 | * var order = [];
|
6017 | * var array = [1, 3, 2];
|
6018 | * var iterator = function(num, index, done) {
|
6019 | * setTimeout(function() {
|
6020 | * order.push([num, index]);
|
6021 | * done(null, [num]);
|
6022 | * }, num * 10);
|
6023 | * };
|
6024 | * async.concatSeries(array, iterator, function(err, res) {
|
6025 | * console.log(res); // [1, 3, 2]
|
6026 | * console.log(order); // [[1, 0], [3, 1], [2, 2]]
|
6027 | * });
|
6028 | *
|
6029 | * @example
|
6030 | *
|
6031 | * // object
|
6032 | * var order = [];
|
6033 | * var object = { a: 1, b: 3, c: 2 };
|
6034 | * var iterator = function(num, done) {
|
6035 | * setTimeout(function() {
|
6036 | * order.push(num);
|
6037 | * done(null, [num]);
|
6038 | * }, num * 10);
|
6039 | * };
|
6040 | * async.concatSeries(object, iterator, function(err, res) {
|
6041 | * console.log(res); // [1, 3, 2]
|
6042 | * console.log(order); // [1, 3, 2]
|
6043 | * });
|
6044 | *
|
6045 | * @example
|
6046 | *
|
6047 | * // object with key
|
6048 | * var order = [];
|
6049 | * var object = { a: 1, b: 3, c: 2 };
|
6050 | * var iterator = function(num, key, done) {
|
6051 | * setTimeout(function() {
|
6052 | * order.push([num, key]);
|
6053 | * done(null, [num]);
|
6054 | * }, num * 10);
|
6055 | * };
|
6056 | * async.concatSeries(object, iterator, function(err, res) {
|
6057 | * console.log(res); // [1, 3, 2]
|
6058 | * console.log(order); // [[1, 'a'], [3, 'b'], [2, 'c']]
|
6059 | * });
|
6060 | *
|
6061 | */
|
6062 | function concatSeries(collection, iterator, callback) {
|
6063 | callback = onlyOnce(callback || noop);
|
6064 | var size, key, keys, iter, values, iterate;
|
6065 | var sync = false;
|
6066 | var result = [];
|
6067 | var completed = 0;
|
6068 |
|
6069 | if (isArray(collection)) {
|
6070 | size = collection.length;
|
6071 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
6072 | } else if (!collection) {
|
6073 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
6074 | size = collection.size;
|
6075 | iter = collection[iteratorSymbol]();
|
6076 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
6077 | } else if (typeof collection === obj) {
|
6078 | keys = nativeKeys(collection);
|
6079 | size = keys.length;
|
6080 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
6081 | }
|
6082 | if (!size) {
|
6083 | return callback(null, result);
|
6084 | }
|
6085 | iterate();
|
6086 |
|
6087 | function arrayIterator() {
|
6088 | iterator(collection[completed], done);
|
6089 | }
|
6090 |
|
6091 | function arrayIteratorWithIndex() {
|
6092 | iterator(collection[completed], completed, done);
|
6093 | }
|
6094 |
|
6095 | function symbolIterator() {
|
6096 | iterator(iter.next().value, done);
|
6097 | }
|
6098 |
|
6099 | function symbolIteratorWithKey() {
|
6100 | values = iter.next().value;
|
6101 | iterator(values, completed, done);
|
6102 | }
|
6103 |
|
6104 | function objectIterator() {
|
6105 | iterator(collection[keys[completed]], done);
|
6106 | }
|
6107 |
|
6108 | function objectIteratorWithKey() {
|
6109 | key = keys[completed];
|
6110 | iterator(collection[key], key, done);
|
6111 | }
|
6112 |
|
6113 | function done(err, array) {
|
6114 | if (isArray(array)) {
|
6115 | nativePush.apply(result, array);
|
6116 | } else if (arguments.length >= 2) {
|
6117 | nativePush.apply(result, slice(arguments, 1));
|
6118 | }
|
6119 | if (err) {
|
6120 | callback(err, result);
|
6121 | } else if (++completed === size) {
|
6122 | iterate = throwError;
|
6123 | callback(null, result);
|
6124 | } else if (sync) {
|
6125 | nextTick(iterate);
|
6126 | } else {
|
6127 | sync = true;
|
6128 | iterate();
|
6129 | }
|
6130 | sync = false;
|
6131 | }
|
6132 | }
|
6133 |
|
6134 | /**
|
6135 | * @memberof async
|
6136 | * @namespace concatLimit
|
6137 | * @param {Array|Object} collection
|
6138 | * @param {number} limit - limit >= 1
|
6139 | * @param {Function} iterator
|
6140 | * @param {Function} callback
|
6141 | * @example
|
6142 | *
|
6143 | * // array
|
6144 | * var order = [];
|
6145 | * var array = [1, 5, 3, 4, 2];
|
6146 | * var iterator = function(num, done) {
|
6147 | * setTimeout(function() {
|
6148 | * order.push(num);
|
6149 | * done(null, [num]);
|
6150 | * }, num * 10);
|
6151 | * };
|
6152 | * async.concatLimit(array, 2, iterator, function(err, res) {
|
6153 | * console.log(res); // [1, 3, 5, 2, 4]
|
6154 | * console.log(order); // [1, 3, 5, 2, 4]
|
6155 | * });
|
6156 | *
|
6157 | * @example
|
6158 | *
|
6159 | * // array with index
|
6160 | * var order = [];
|
6161 | * var array = [1, 5, 3, 4, 2];
|
6162 | * var iterator = function(num, index, done) {
|
6163 | * setTimeout(function() {
|
6164 | * order.push([num, index]);
|
6165 | * done(null, [num]);
|
6166 | * }, num * 10);
|
6167 | * };
|
6168 | * async.cocnatLimit(array, 2, iterator, function(err, res) {
|
6169 | * console.log(res); // [1, 3, 5, 2, 4]
|
6170 | * console.log(order); // [[1, 0], [3, 2], [5, 1], [2, 4], [4, 3]]
|
6171 | * });
|
6172 | *
|
6173 | * @example
|
6174 | *
|
6175 | * // object
|
6176 | * var order = [];
|
6177 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
6178 | * var iterator = function(num, done) {
|
6179 | * setTimeout(function() {
|
6180 | * order.push(num);
|
6181 | * done(null, [num]);
|
6182 | * }, num * 10);
|
6183 | * };
|
6184 | * async.concatLimit(object, 2, iterator, function(err, res) {
|
6185 | * console.log(res); // [1, 3, 5, 2, 4]
|
6186 | * console.log(order); // [1, 3, 5, 2, 4]
|
6187 | * });
|
6188 | *
|
6189 | * @example
|
6190 | *
|
6191 | * // object with key
|
6192 | * var order = [];
|
6193 | * var object = { a: 1, b: 5, c: 3, d: 4, e: 2 };
|
6194 | * var iterator = function(num, key, done) {
|
6195 | * setTimeout(function() {
|
6196 | * order.push([num, key]);
|
6197 | * done(null, num);
|
6198 | * }, num * 10);
|
6199 | * };
|
6200 | * async.cocnatLimit(object, 2, iterator, function(err, res) {
|
6201 | * console.log(res); // [1, 3, 5, 2, 4]
|
6202 | * console.log(order); // [[1, 'a'], [3, 'c'], [5, 'b'], [2, 'e'], [4, 'd']]
|
6203 | * });
|
6204 | *
|
6205 | */
|
6206 | function concatLimit(collection, limit, iterator, callback) {
|
6207 | callback = callback || noop;
|
6208 | var size, key, iter, item, iterate;
|
6209 | var sync = false;
|
6210 | var started = 0;
|
6211 | var completed = 0;
|
6212 |
|
6213 | if (isArray(collection)) {
|
6214 | size = collection.length;
|
6215 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
6216 | } else if (!collection) {
|
6217 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
6218 | size = collection.size;
|
6219 | iter = collection[iteratorSymbol]();
|
6220 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
6221 | } else if (typeof collection === obj) {
|
6222 | var keys = nativeKeys(collection);
|
6223 | size = keys.length;
|
6224 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
6225 | }
|
6226 | if (!size || isNaN(limit) || limit < 1) {
|
6227 | return callback(null, []);
|
6228 | }
|
6229 | var result = Array(size);
|
6230 | timesSync(limit > size ? size : limit, iterate);
|
6231 |
|
6232 | function arrayIterator() {
|
6233 | if (started < size) {
|
6234 | iterator(collection[started], createCallback(started++));
|
6235 | }
|
6236 | }
|
6237 |
|
6238 | function arrayIteratorWithIndex() {
|
6239 | if (started < size) {
|
6240 | iterator(collection[started], started, createCallback(started++));
|
6241 | }
|
6242 | }
|
6243 |
|
6244 | function symbolIterator() {
|
6245 | if ((item = iter.next()).done === false) {
|
6246 | iterator(item.value, createCallback(started++));
|
6247 | }
|
6248 | }
|
6249 |
|
6250 | function symbolIteratorWithKey() {
|
6251 | if ((item = iter.next()).done === false) {
|
6252 | iterator(item.value, started, createCallback(started++));
|
6253 | }
|
6254 | }
|
6255 |
|
6256 | function objectIterator() {
|
6257 | if (started < size) {
|
6258 | iterator(collection[keys[started]], createCallback(started++));
|
6259 | }
|
6260 | }
|
6261 |
|
6262 | function objectIteratorWithKey() {
|
6263 | if (started < size) {
|
6264 | key = keys[started];
|
6265 | iterator(collection[key], key, createCallback(started++));
|
6266 | }
|
6267 | }
|
6268 |
|
6269 | function createCallback(index) {
|
6270 | return function(err, res) {
|
6271 | if (index === null) {
|
6272 | throwError();
|
6273 | }
|
6274 | if (err) {
|
6275 | index = null;
|
6276 | iterate = noop;
|
6277 | callback = once(callback);
|
6278 | arrayEachSync(result, function(array, index) {
|
6279 | if (array === undefined) {
|
6280 | result[index] = noop;
|
6281 | }
|
6282 | });
|
6283 | callback(err, makeConcatResult(result));
|
6284 | return;
|
6285 | }
|
6286 | switch (arguments.length) {
|
6287 | case 0:
|
6288 | case 1:
|
6289 | result[index] = noop;
|
6290 | break;
|
6291 | case 2:
|
6292 | result[index] = res;
|
6293 | break;
|
6294 | default:
|
6295 | result[index] = slice(arguments, 1);
|
6296 | break;
|
6297 | }
|
6298 | index = null;
|
6299 | if (++completed === size) {
|
6300 | iterate = throwError;
|
6301 | callback(null, makeConcatResult(result));
|
6302 | callback = throwError;
|
6303 | } else if (sync) {
|
6304 | nextTick(iterate);
|
6305 | } else {
|
6306 | sync = true;
|
6307 | iterate();
|
6308 | }
|
6309 | sync = false;
|
6310 | };
|
6311 | }
|
6312 | }
|
6313 |
|
6314 | /**
|
6315 | * @private
|
6316 | * @param {Function} arrayEach
|
6317 | * @param {Function} baseEach
|
6318 | * @param {Function} symbolEach
|
6319 | */
|
6320 | function createGroupBy(arrayEach, baseEach, symbolEach) {
|
6321 |
|
6322 | return function groupBy(collection, iterator, callback) {
|
6323 | callback = callback || noop;
|
6324 | var size;
|
6325 | var completed = 0;
|
6326 | var result = {};
|
6327 |
|
6328 | if (isArray(collection)) {
|
6329 | size = collection.length;
|
6330 | arrayEach(collection, iterator, createCallback);
|
6331 | } else if (!collection) {
|
6332 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
6333 | size = collection.size;
|
6334 | symbolEach(collection, iterator, createCallback);
|
6335 | } else if (typeof collection === obj) {
|
6336 | var keys = nativeKeys(collection);
|
6337 | size = keys.length;
|
6338 | baseEach(collection, iterator, createCallback, keys);
|
6339 | }
|
6340 | if (!size) {
|
6341 | callback(null, {});
|
6342 | }
|
6343 |
|
6344 | function createCallback(value) {
|
6345 | var called = false;
|
6346 | return function done(err, key) {
|
6347 | if (called) {
|
6348 | throwError();
|
6349 | }
|
6350 | called = true;
|
6351 | if (err) {
|
6352 | callback = once(callback);
|
6353 | callback(err, objectClone(result));
|
6354 | return;
|
6355 | }
|
6356 | var array = result[key];
|
6357 | if (!array) {
|
6358 | array = result[key] = [value];
|
6359 | } else {
|
6360 | array.push(value);
|
6361 | }
|
6362 | if (++completed === size) {
|
6363 | callback(null, result);
|
6364 | }
|
6365 | };
|
6366 | }
|
6367 | };
|
6368 | }
|
6369 |
|
6370 | /**
|
6371 | * @memberof async
|
6372 | * @namespace groupBySeries
|
6373 | * @param {Array|Object} collection
|
6374 | * @param {Function} iterator
|
6375 | * @param {Function} callback
|
6376 | * @example
|
6377 | *
|
6378 | * // array
|
6379 | * var order = [];
|
6380 | * var array = [4.2, 6.4, 6.1];
|
6381 | * var iterator = function(num, done) {
|
6382 | * setTimeout(function() {
|
6383 | * order.push(num);
|
6384 | * done(null, Math.floor(num));
|
6385 | * }, num * 10);
|
6386 | * };
|
6387 | * async.groupBySeries(array, iterator, function(err, res) {
|
6388 | * console.log(res); // { '4': [4.2], '6': [6.4, 6.1] }
|
6389 | * console.log(order); // [4.2, 6.4, 6.1]
|
6390 | * });
|
6391 | *
|
6392 | * @example
|
6393 | *
|
6394 | * // array with index
|
6395 | * var order = [];
|
6396 | * var array = [4.2, 6.4, 6.1];
|
6397 | * var iterator = function(num, index, done) {
|
6398 | * setTimeout(function() {
|
6399 | * order.push([num, index]);
|
6400 | * done(null, Math.floor(num));
|
6401 | * }, num * 10);
|
6402 | * };
|
6403 | * async.groupBySeries(array, iterator, function(err, res) {
|
6404 | * console.log(res); // { '4': [4.2], '6': [6.4, 6.1] }
|
6405 | * console.log(order); // [[4.2, 0], [6.4, 1], [6.1, 2]]
|
6406 | * });
|
6407 | *
|
6408 | * @example
|
6409 | *
|
6410 | * // object
|
6411 | * var order = [];
|
6412 | * var object = { a: 4.2, b: 6.4, c: 6.1 };
|
6413 | * var iterator = function(num, done) {
|
6414 | * setTimeout(function() {
|
6415 | * order.push(num);
|
6416 | * done(null, Math.floor(num));
|
6417 | * }, num * 10);
|
6418 | * };
|
6419 | * async.groupBySeries(object, iterator, function(err, res) {
|
6420 | * console.log(res); // { '4': [4.2], '6': [6.4, 6.1] }
|
6421 | * console.log(order); // [4.2, 6.4, 6.1]
|
6422 | * });
|
6423 | *
|
6424 | * @example
|
6425 | *
|
6426 | * // object with key
|
6427 | * var order = [];
|
6428 | * var object = { a: 4.2, b: 6.4, c: 6.1 };
|
6429 | * var iterator = function(num, key, done) {
|
6430 | * setTimeout(function() {
|
6431 | * order.push([num, key]);
|
6432 | * done(null, Math.floor(num));
|
6433 | * }, num * 10);
|
6434 | * };
|
6435 | * async.groupBySeries(object, iterator, function(err, res) {
|
6436 | * console.log(res); // { '4': [4.2], '6': [6.4, 6.1] }
|
6437 | * console.log(order); // [[4.2, 'a'], [6.4, 'b'], [6.1, 'c']]
|
6438 | * });
|
6439 | *
|
6440 | */
|
6441 | function groupBySeries(collection, iterator, callback) {
|
6442 | callback = onlyOnce(callback || noop);
|
6443 | var size, key, value, keys, iter, iterate;
|
6444 | var sync = false;
|
6445 | var completed = 0;
|
6446 | var result = {};
|
6447 |
|
6448 | if (isArray(collection)) {
|
6449 | size = collection.length;
|
6450 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
6451 | } else if (!collection) {
|
6452 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
6453 | size = collection.size;
|
6454 | iter = collection[iteratorSymbol]();
|
6455 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
6456 | } else if (typeof collection === obj) {
|
6457 | keys = nativeKeys(collection);
|
6458 | size = keys.length;
|
6459 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
6460 | }
|
6461 | if (!size) {
|
6462 | return callback(null, result);
|
6463 | }
|
6464 | iterate();
|
6465 |
|
6466 | function arrayIterator() {
|
6467 | value = collection[completed];
|
6468 | iterator(value, done);
|
6469 | }
|
6470 |
|
6471 | function arrayIteratorWithIndex() {
|
6472 | value = collection[completed];
|
6473 | iterator(value, completed, done);
|
6474 | }
|
6475 |
|
6476 | function symbolIterator() {
|
6477 | value = iter.next().value;
|
6478 | iterator(value, done);
|
6479 | }
|
6480 |
|
6481 | function symbolIteratorWithKey() {
|
6482 | value = iter.next().value;
|
6483 | iterator(value, completed, done);
|
6484 | }
|
6485 |
|
6486 | function objectIterator() {
|
6487 | value = collection[keys[completed]];
|
6488 | iterator(value, done);
|
6489 | }
|
6490 |
|
6491 | function objectIteratorWithKey() {
|
6492 | key = keys[completed];
|
6493 | value = collection[key];
|
6494 | iterator(value, key, done);
|
6495 | }
|
6496 |
|
6497 | function done(err, key) {
|
6498 | if (err) {
|
6499 | iterate = throwError;
|
6500 | callback = onlyOnce(callback);
|
6501 | callback(err, objectClone(result));
|
6502 | return;
|
6503 | }
|
6504 | var array = result[key];
|
6505 | if (!array) {
|
6506 | array = result[key] = [value];
|
6507 | } else {
|
6508 | array.push(value);
|
6509 | }
|
6510 | if (++completed === size) {
|
6511 | iterate = throwError;
|
6512 | callback(null, result);
|
6513 | } else if (sync) {
|
6514 | nextTick(iterate);
|
6515 | } else {
|
6516 | sync = true;
|
6517 | iterate();
|
6518 | }
|
6519 | sync = false;
|
6520 | }
|
6521 | }
|
6522 |
|
6523 | /**
|
6524 | * @memberof async
|
6525 | * @namespace groupByLimit
|
6526 | * @param {Array|Object} collection
|
6527 | * @param {Function} iterator
|
6528 | * @param {Function} callback
|
6529 | * @example
|
6530 | *
|
6531 | * // array
|
6532 | * var order = [];
|
6533 | * var array = [1.1, 5.9, 3.2, 3.9, 2.1];
|
6534 | * var iterator = function(num, done) {
|
6535 | * setTimeout(function() {
|
6536 | * order.push(num);
|
6537 | * done(null, Math.floor(num));
|
6538 | * }, num * 10);
|
6539 | * };
|
6540 | * async.groupByLimit(array, 2, iterator, function(err, res) {
|
6541 | * console.log(res); // { '1': [1.1], '3': [3.2, 3.9], '5': [5.9], '2': [2.1] }
|
6542 | * console.log(order); // [1.1, 3.2, 5.9, 2.1, 3.9]
|
6543 | * });
|
6544 | *
|
6545 | * @example
|
6546 | *
|
6547 | * // array with index
|
6548 | * var order = [];
|
6549 | * var array = [1.1, 5.9, 3.2, 3.9, 2.1];
|
6550 | * var iterator = function(num, index, done) {
|
6551 | * setTimeout(function() {
|
6552 | * order.push([num, index]);
|
6553 | * done(null, Math.floor(num));
|
6554 | * }, num * 10);
|
6555 | * };
|
6556 | * async.groupByLimit(array, 2, iterator, function(err, res) {
|
6557 | * console.log(res); // { '1': [1.1], '3': [3.2, 3.9], '5': [5.9], '2': [2.1] }
|
6558 | * console.log(order); // [[1.1, 0], [3.2, 2], [5.9, 1], [2.1, 4], [3.9, 3]]
|
6559 | * });
|
6560 | *
|
6561 | * @example
|
6562 | *
|
6563 | * // object
|
6564 | * var order = [];
|
6565 | * var object = { a: 1.1, b: 5.9, c: 3.2, d: 3.9, e: 2.1 }
|
6566 | * var iterator = function(num, done) {
|
6567 | * setTimeout(function() {
|
6568 | * order.push(num);
|
6569 | * done(null, Math.floor(num));
|
6570 | * }, num * 10);
|
6571 | * };
|
6572 | * async.groupByLimit(object, 2, iterator, function(err, res) {
|
6573 | * console.log(res); // { '1': [1.1], '3': [3.2, 3.9], '5': [5.9], '2': [2.1] }
|
6574 | * console.log(order); // [1.1, 3.2, 5.9, 2.1, 3.9]
|
6575 | * });
|
6576 | *
|
6577 | * @example
|
6578 | *
|
6579 | * // object with key
|
6580 | * var order = [];
|
6581 | * var object = { a: 1.1, b: 5.9, c: 3.2, d: 3.9, e: 2.1 }
|
6582 | * var iterator = function(num, key, done) {
|
6583 | * setTimeout(function() {
|
6584 | * order.push([num, key]);
|
6585 | * done(null, Math.floor(num));
|
6586 | * }, num * 10);
|
6587 | * };
|
6588 | * async.groupByLimit(object, 2, iterator, function(err, res) {
|
6589 | * console.log(res); // { '1': [1.1], '3': [3.2, 3.9], '5': [5.9], '2': [2.1] }
|
6590 | * console.log(order); // [[1.1, 'a'], [3.2, 'c'], [5.9, 'b'], [2.1, 'e'], [3.9, 'd']]
|
6591 | * });
|
6592 | *
|
6593 | */
|
6594 | function groupByLimit(collection, limit, iterator, callback) {
|
6595 | callback = callback || noop;
|
6596 | var size, index, key, value, keys, iter, item, iterate;
|
6597 | var sync = false;
|
6598 | var started = 0;
|
6599 | var completed = 0;
|
6600 | var result = {};
|
6601 |
|
6602 | if (isArray(collection)) {
|
6603 | size = collection.length;
|
6604 | iterate = iterator.length === 3 ? arrayIteratorWithIndex : arrayIterator;
|
6605 | } else if (!collection) {
|
6606 | } else if (iteratorSymbol && collection[iteratorSymbol]) {
|
6607 | size = collection.size;
|
6608 | iter = collection[iteratorSymbol]();
|
6609 | iterate = iterator.length === 3 ? symbolIteratorWithKey : symbolIterator;
|
6610 | } else if (typeof collection === obj) {
|
6611 | keys = nativeKeys(collection);
|
6612 | size = keys.length;
|
6613 | iterate = iterator.length === 3 ? objectIteratorWithKey : objectIterator;
|
6614 | }
|
6615 | if (!size || isNaN(limit) || limit < 1) {
|
6616 | return callback(null, result);
|
6617 | }
|
6618 | timesSync(limit > size ? size : limit, iterate);
|
6619 |
|
6620 | function arrayIterator() {
|
6621 | if (started < size) {
|
6622 | value = collection[started++];
|
6623 | iterator(value, createCallback(value));
|
6624 | }
|
6625 | }
|
6626 |
|
6627 | function arrayIteratorWithIndex() {
|
6628 | index = started++;
|
6629 | if (index < size) {
|
6630 | value = collection[index];
|
6631 | iterator(value, index, createCallback(value));
|
6632 | }
|
6633 | }
|
6634 |
|
6635 | function symbolIterator() {
|
6636 | if ((item = iter.next()).done === false) {
|
6637 | value = item.value;
|
6638 | iterator(value, createCallback(value));
|
6639 | }
|
6640 | }
|
6641 |
|
6642 | function symbolIteratorWithKey() {
|
6643 | if ((item = iter.next()).done === false) {
|
6644 | value = item.value;
|
6645 | iterator(value, started++, createCallback(value));
|
6646 | }
|
6647 | }
|
6648 |
|
6649 | function objectIterator() {
|
6650 | if (started < size) {
|
6651 | value = collection[keys[started++]];
|
6652 | iterator(value, createCallback(value));
|
6653 | }
|
6654 | }
|
6655 |
|
6656 | function objectIteratorWithKey() {
|
6657 | if (started < size) {
|
6658 | key = keys[started++];
|
6659 | value = collection[key];
|
6660 | iterator(value, key, createCallback(value));
|
6661 | }
|
6662 | }
|
6663 |
|
6664 | function createCallback(value) {
|
6665 | var called = false;
|
6666 | return function(err, key) {
|
6667 | if (called) {
|
6668 | throwError();
|
6669 | }
|
6670 | called = true;
|
6671 | if (err) {
|
6672 | iterate = noop;
|
6673 | callback = once(callback);
|
6674 | callback(err, objectClone(result));
|
6675 | return;
|
6676 | }
|
6677 | var array = result[key];
|
6678 | if (!array) {
|
6679 | result[key] = [value];
|
6680 | } else {
|
6681 | array.push(value);
|
6682 | }
|
6683 | if (++completed === size) {
|
6684 | callback(null, result);
|
6685 | } else if (sync) {
|
6686 | nextTick(iterate);
|
6687 | } else {
|
6688 | sync = true;
|
6689 | iterate();
|
6690 | }
|
6691 | sync = false;
|
6692 | };
|
6693 | }
|
6694 | }
|
6695 |
|
6696 | /**
|
6697 | * @private
|
6698 | * @param {Function} arrayEach
|
6699 | * @param {Function} baseEach
|
6700 | */
|
6701 | function createParallel(arrayEach, baseEach) {
|
6702 |
|
6703 | return function parallel(tasks, callback) {
|
6704 | callback = callback || noop;
|
6705 | var size, keys, result;
|
6706 | var completed = 0;
|
6707 |
|
6708 | if (isArray(tasks)) {
|
6709 | size = tasks.length;
|
6710 | result = Array(size);
|
6711 | arrayEach(tasks, createCallback);
|
6712 | } else if (tasks && typeof tasks === obj) {
|
6713 | keys = nativeKeys(tasks);
|
6714 | size = keys.length;
|
6715 | result = {};
|
6716 | baseEach(tasks, createCallback, keys);
|
6717 | }
|
6718 | if (!size) {
|
6719 | callback(null, result);
|
6720 | }
|
6721 |
|
6722 | function createCallback(key) {
|
6723 | return function(err, res) {
|
6724 | if (key === null) {
|
6725 | throwError();
|
6726 | }
|
6727 | if (err) {
|
6728 | key = null;
|
6729 | callback = once(callback);
|
6730 | callback(err, result);
|
6731 | return;
|
6732 | }
|
6733 | result[key] = arguments.length <= 2 ? res : slice(arguments, 1);
|
6734 | key = null;
|
6735 | if (++completed === size) {
|
6736 | callback(null, result);
|
6737 | }
|
6738 | };
|
6739 | }
|
6740 | };
|
6741 | }
|
6742 |
|
6743 | /**
|
6744 | * @memberof async
|
6745 | * @namespace series
|
6746 | * @param {Array|Object} tasks - functions
|
6747 | * @param {Function} callback
|
6748 | * @example
|
6749 | *
|
6750 | * var order = [];
|
6751 | * var tasks = [
|
6752 | * function(done) {
|
6753 | * setTimeout(function() {
|
6754 | * order.push(1);
|
6755 | * done(null, 1);
|
6756 | * }, 10);
|
6757 | * },
|
6758 | * function(done) {
|
6759 | * setTimeout(function() {
|
6760 | * order.push(2);
|
6761 | * done(null, 2);
|
6762 | * }, 30);
|
6763 | * },
|
6764 | * function(done) {
|
6765 | * setTimeout(function() {
|
6766 | * order.push(3);
|
6767 | * done(null, 3);
|
6768 | * }, 40);
|
6769 | * },
|
6770 | * function(done) {
|
6771 | * setTimeout(function() {
|
6772 | * order.push(4);
|
6773 | * done(null, 4);
|
6774 | * }, 20);
|
6775 | * }
|
6776 | * ];
|
6777 | * async.series(tasks, function(err, res) {
|
6778 | * console.log(res); // [1, 2, 3, 4];
|
6779 | * console.log(order); // [1, 2, 3, 4]
|
6780 | * });
|
6781 | *
|
6782 | * @example
|
6783 | *
|
6784 | * var order = [];
|
6785 | * var tasks = {
|
6786 | * 'a': function(done) {
|
6787 | * setTimeout(function() {
|
6788 | * order.push(1);
|
6789 | * done(null, 1);
|
6790 | * }, 10);
|
6791 | * },
|
6792 | * 'b': function(done) {
|
6793 | * setTimeout(function() {
|
6794 | * order.push(2);
|
6795 | * done(null, 2);
|
6796 | * }, 30);
|
6797 | * },
|
6798 | * 'c': function(done) {
|
6799 | * setTimeout(function() {
|
6800 | * order.push(3);
|
6801 | * done(null, 3);
|
6802 | * }, 40);
|
6803 | * },
|
6804 | * 'd': function(done) {
|
6805 | * setTimeout(function() {
|
6806 | * order.push(4);
|
6807 | * done(null, 4);
|
6808 | * }, 20);
|
6809 | * }
|
6810 | * };
|
6811 | * async.series(tasks, function(err, res) {
|
6812 | * console.log(res); // { a: 1, b: 2, c: 3, d:4 }
|
6813 | * console.log(order); // [1, 4, 2, 3]
|
6814 | * });
|
6815 | *
|
6816 | */
|
6817 | function series(tasks, callback) {
|
6818 | callback = callback || noop;
|
6819 | var size, key, keys, result, iterate;
|
6820 | var sync = false;
|
6821 | var completed = 0;
|
6822 |
|
6823 | if (isArray(tasks)) {
|
6824 | size = tasks.length;
|
6825 | result = Array(size);
|
6826 | iterate = arrayIterator;
|
6827 | } else if (tasks && typeof tasks === obj) {
|
6828 | keys = nativeKeys(tasks);
|
6829 | size = keys.length;
|
6830 | result = {};
|
6831 | iterate = objectIterator;
|
6832 | } else {
|
6833 | return callback(null);
|
6834 | }
|
6835 | if (!size) {
|
6836 | return callback(null, result);
|
6837 | }
|
6838 | iterate();
|
6839 |
|
6840 | function arrayIterator() {
|
6841 | key = completed;
|
6842 | tasks[completed](done);
|
6843 | }
|
6844 |
|
6845 | function objectIterator() {
|
6846 | key = keys[completed];
|
6847 | tasks[key](done);
|
6848 | }
|
6849 |
|
6850 | function done(err, res) {
|
6851 | if (err) {
|
6852 | iterate = throwError;
|
6853 | callback = onlyOnce(callback);
|
6854 | callback(err, result);
|
6855 | return;
|
6856 | }
|
6857 | result[key] = arguments.length <= 2 ? res : slice(arguments, 1);
|
6858 | if (++completed === size) {
|
6859 | iterate = throwError;
|
6860 | callback(null, result);
|
6861 | } else if (sync) {
|
6862 | nextTick(iterate);
|
6863 | } else {
|
6864 | sync = true;
|
6865 | iterate();
|
6866 | }
|
6867 | sync = false;
|
6868 | }
|
6869 | }
|
6870 |
|
6871 | /**
|
6872 | * @memberof async
|
6873 | * @namespace parallelLimit
|
6874 | * @param {Array|Object} tasks - functions
|
6875 | * @param {number} limit - limit >= 1
|
6876 | * @param {Function} callback
|
6877 | * @example
|
6878 | *
|
6879 | * var order = [];
|
6880 | * var tasks = [
|
6881 | * function(done) {
|
6882 | * setTimeout(function() {
|
6883 | * order.push(1);
|
6884 | * done(null, 1);
|
6885 | * }, 10);
|
6886 | * },
|
6887 | * function(done) {
|
6888 | * setTimeout(function() {
|
6889 | * order.push(2);
|
6890 | * done(null, 2);
|
6891 | * }, 50);
|
6892 | * },
|
6893 | * function(done) {
|
6894 | * setTimeout(function() {
|
6895 | * order.push(3);
|
6896 | * done(null, 3);
|
6897 | * }, 30);
|
6898 | * },
|
6899 | * function(done) {
|
6900 | * setTimeout(function() {
|
6901 | * order.push(4);
|
6902 | * done(null, 4);
|
6903 | * }, 40);
|
6904 | * }
|
6905 | * ];
|
6906 | * async.parallelLimit(tasks, 2, function(err, res) {
|
6907 | * console.log(res); // [1, 2, 3, 4];
|
6908 | * console.log(order); // [1, 3, 2, 4]
|
6909 | * });
|
6910 | *
|
6911 | * @example
|
6912 | *
|
6913 | * var order = [];
|
6914 | * var tasks = {
|
6915 | * 'a': function(done) {
|
6916 | * setTimeout(function() {
|
6917 | * order.push(1);
|
6918 | * done(null, 1);
|
6919 | * }, 10);
|
6920 | * },
|
6921 | * 'b': function(done) {
|
6922 | * setTimeout(function() {
|
6923 | * order.push(2);
|
6924 | * done(null, 2);
|
6925 | * }, 50);
|
6926 | * },
|
6927 | * 'c': function(done) {
|
6928 | * setTimeout(function() {
|
6929 | * order.push(3);
|
6930 | * done(null, 3);
|
6931 | * }, 20);
|
6932 | * },
|
6933 | * 'd': function(done) {
|
6934 | * setTimeout(function() {
|
6935 | * order.push(4);
|
6936 | * done(null, 4);
|
6937 | * }, 40);
|
6938 | * }
|
6939 | * };
|
6940 | * async.parallelLimit(tasks, 2, function(err, res) {
|
6941 | * console.log(res); // { a: 1, b: 2, c: 3, d:4 }
|
6942 | * console.log(order); // [1, 3, 2, 4]
|
6943 | * });
|
6944 | *
|
6945 | */
|
6946 | function parallelLimit(tasks, limit, callback) {
|
6947 | callback = callback || noop;
|
6948 | var size, index, key, keys, result, iterate;
|
6949 | var sync = false;
|
6950 | var started = 0;
|
6951 | var completed = 0;
|
6952 |
|
6953 | if (isArray(tasks)) {
|
6954 | size = tasks.length;
|
6955 | result = Array(size);
|
6956 | iterate = arrayIterator;
|
6957 | } else if (tasks && typeof tasks === obj) {
|
6958 | keys = nativeKeys(tasks);
|
6959 | size = keys.length;
|
6960 | result = {};
|
6961 | iterate = objectIterator;
|
6962 | }
|
6963 | if (!size || isNaN(limit) || limit < 1) {
|
6964 | return callback(null, result);
|
6965 | }
|
6966 | timesSync(limit > size ? size : limit, iterate);
|
6967 |
|
6968 | function arrayIterator() {
|
6969 | index = started++;
|
6970 | if (index < size) {
|
6971 | tasks[index](createCallback(index));
|
6972 | }
|
6973 | }
|
6974 |
|
6975 | function objectIterator() {
|
6976 | if (started < size) {
|
6977 | key = keys[started++];
|
6978 | tasks[key](createCallback(key));
|
6979 | }
|
6980 | }
|
6981 |
|
6982 | function createCallback(key) {
|
6983 | return function(err, res) {
|
6984 | if (key === null) {
|
6985 | throwError();
|
6986 | }
|
6987 | if (err) {
|
6988 | key = null;
|
6989 | iterate = noop;
|
6990 | callback = once(callback);
|
6991 | callback(err, result);
|
6992 | return;
|
6993 | }
|
6994 | result[key] = arguments.length <= 2 ? res : slice(arguments, 1);
|
6995 | key = null;
|
6996 | if (++completed === size) {
|
6997 | callback(null, result);
|
6998 | } else if (sync) {
|
6999 | nextTick(iterate);
|
7000 | } else {
|
7001 | sync = true;
|
7002 | iterate();
|
7003 | }
|
7004 | sync = false;
|
7005 | };
|
7006 | }
|
7007 | }
|
7008 |
|
7009 | /**
|
7010 | * @memberof async
|
7011 | * @namespace tryEach
|
7012 | * @param {Array|Object} tasks - functions
|
7013 | * @param {Function} callback
|
7014 | * @example
|
7015 | *
|
7016 | * var tasks = [
|
7017 | * function(done) {
|
7018 | * setTimeout(function() {
|
7019 | * done(new Error('error'));
|
7020 | * }, 10);
|
7021 | * },
|
7022 | * function(done) {
|
7023 | * setTimeout(function() {
|
7024 | * done(null, 2);
|
7025 | * }, 10);
|
7026 | * }
|
7027 | * ];
|
7028 | * async.tryEach(tasks, function(err, res) {
|
7029 | * console.log(res); // 2
|
7030 | * });
|
7031 | *
|
7032 | * @example
|
7033 | *
|
7034 | * var tasks = [
|
7035 | * function(done) {
|
7036 | * setTimeout(function() {
|
7037 | * done(new Error('error1'));
|
7038 | * }, 10);
|
7039 | * },
|
7040 | * function(done) {
|
7041 | * setTimeout(function() {
|
7042 | * done(new Error('error2');
|
7043 | * }, 10);
|
7044 | * }
|
7045 | * ];
|
7046 | * async.tryEach(tasks, function(err, res) {
|
7047 | * console.log(err); // error2
|
7048 | * console.log(res); // undefined
|
7049 | * });
|
7050 | *
|
7051 | */
|
7052 | function tryEach(tasks, callback) {
|
7053 | callback = callback || noop;
|
7054 | var size, keys, iterate;
|
7055 | var sync = false;
|
7056 | var completed = 0;
|
7057 |
|
7058 | if (isArray(tasks)) {
|
7059 | size = tasks.length;
|
7060 | iterate = arrayIterator;
|
7061 | } else if (tasks && typeof tasks === obj) {
|
7062 | keys = nativeKeys(tasks);
|
7063 | size = keys.length;
|
7064 | iterate = objectIterator;
|
7065 | }
|
7066 | if (!size) {
|
7067 | return callback(null);
|
7068 | }
|
7069 | iterate();
|
7070 |
|
7071 | function arrayIterator() {
|
7072 | tasks[completed](done);
|
7073 | }
|
7074 |
|
7075 | function objectIterator() {
|
7076 | tasks[keys[completed]](done);
|
7077 | }
|
7078 |
|
7079 | function done(err, res) {
|
7080 | if (!err) {
|
7081 | if (arguments.length <= 2) {
|
7082 | callback(null, res);
|
7083 | } else {
|
7084 | callback(null, slice(arguments, 1));
|
7085 | }
|
7086 | } else if (++completed === size) {
|
7087 | callback(err);
|
7088 | } else {
|
7089 | sync = true;
|
7090 | iterate();
|
7091 | }
|
7092 | sync = false;
|
7093 | }
|
7094 | }
|
7095 |
|
7096 | /**
|
7097 | * check for waterfall tasks
|
7098 | * @private
|
7099 | * @param {Array} tasks
|
7100 | * @param {Function} callback
|
7101 | * @return {boolean}
|
7102 | */
|
7103 | function checkWaterfallTasks(tasks, callback) {
|
7104 | if (!isArray(tasks)) {
|
7105 | callback(new Error('First argument to waterfall must be an array of functions'));
|
7106 | return false;
|
7107 | }
|
7108 | if (tasks.length === 0) {
|
7109 | callback(null);
|
7110 | return false;
|
7111 | }
|
7112 | return true;
|
7113 | }
|
7114 |
|
7115 |
|
7116 | /**
|
7117 | * check for waterfall tasks
|
7118 | * @private
|
7119 | * @param {function} func
|
7120 | * @param {Array|Object} args - arguments
|
7121 | * @return {function} next
|
7122 | */
|
7123 | function waterfallIterator(func, args, next) {
|
7124 | switch (args.length) {
|
7125 | case 0:
|
7126 | case 1:
|
7127 | return func(next);
|
7128 | case 2:
|
7129 | return func(args[1], next);
|
7130 | case 3:
|
7131 | return func(args[1], args[2], next);
|
7132 | case 4:
|
7133 | return func(args[1], args[2], args[3], next);
|
7134 | case 5:
|
7135 | return func(args[1], args[2], args[3], args[4], next);
|
7136 | case 6:
|
7137 | return func(args[1], args[2], args[3], args[4], args[5], next);
|
7138 | default:
|
7139 | args = slice(args, 1);
|
7140 | args.push(next);
|
7141 | return func.apply(null, args);
|
7142 | }
|
7143 | }
|
7144 |
|
7145 |
|
7146 | /**
|
7147 | * @memberof async
|
7148 | * @namespace waterfall
|
7149 | * @param {Array} tasks - functions
|
7150 | * @param {Function} callback
|
7151 | * @example
|
7152 | *
|
7153 | * var order = [];
|
7154 | * var tasks = [
|
7155 | * function(next) {
|
7156 | * setTimeout(function() {
|
7157 | * order.push(1);
|
7158 | * next(null, 1);
|
7159 | * }, 10);
|
7160 | * },
|
7161 | * function(arg1, next) {
|
7162 | * setTimeout(function() {
|
7163 | * order.push(2);
|
7164 | * next(null, 1, 2);
|
7165 | * }, 30);
|
7166 | * },
|
7167 | * function(arg1, arg2, next) {
|
7168 | * setTimeout(function() {
|
7169 | * order.push(3);
|
7170 | * next(null, 3);
|
7171 | * }, 20);
|
7172 | * },
|
7173 | * function(arg1, next) {
|
7174 | * setTimeout(function() {
|
7175 | * order.push(4);
|
7176 | * next(null, 1, 2, 3, 4);
|
7177 | * }, 40);
|
7178 | * }
|
7179 | * ];
|
7180 | * async.waterfall(tasks, function(err, arg1, arg2, arg3, arg4) {
|
7181 | * console.log(arg1, arg2, arg3, arg4); // 1 2 3 4
|
7182 | * });
|
7183 | *
|
7184 | */
|
7185 | function waterfall(tasks, callback) {
|
7186 | callback = callback || noop;
|
7187 | if (!checkWaterfallTasks(tasks, callback)) {
|
7188 | return;
|
7189 | }
|
7190 | var func, args, done, sync;
|
7191 | var completed = 0;
|
7192 | var size = tasks.length;
|
7193 | waterfallIterator(tasks[0], [], createCallback(0));
|
7194 |
|
7195 | function iterate() {
|
7196 | waterfallIterator(func, args, createCallback(func));
|
7197 | }
|
7198 |
|
7199 | function createCallback(index) {
|
7200 | return function next(err, res) {
|
7201 | if (index === undefined) {
|
7202 | callback = noop;
|
7203 | throwError();
|
7204 | }
|
7205 | index = undefined;
|
7206 | if (err) {
|
7207 | done = callback;
|
7208 | callback = throwError;
|
7209 | done(err);
|
7210 | return;
|
7211 | }
|
7212 | if (++completed === size) {
|
7213 | done = callback;
|
7214 | callback = throwError;
|
7215 | if (arguments.length <= 2) {
|
7216 | done(err, res);
|
7217 | } else {
|
7218 | done.apply(null, createArray(arguments));
|
7219 | }
|
7220 | return;
|
7221 | }
|
7222 | if (sync) {
|
7223 | args = arguments;
|
7224 | func = tasks[completed] || throwError;
|
7225 | nextTick(iterate);
|
7226 | } else {
|
7227 | sync = true;
|
7228 | waterfallIterator(tasks[completed] || throwError, arguments, createCallback(completed));
|
7229 | }
|
7230 | sync = false;
|
7231 | };
|
7232 | }
|
7233 | }
|
7234 |
|
7235 | /**
|
7236 | * `angelFall` is like `waterfall` and inject callback to last argument of next task.
|
7237 | *
|
7238 | * @memberof async
|
7239 | * @namespace angelFall
|
7240 | * @param {Array} tasks - functions
|
7241 | * @param {Function} callback
|
7242 | * @example
|
7243 | *
|
7244 | * var order = [];
|
7245 | * var tasks = [
|
7246 | * function(next) {
|
7247 | * setTimeout(function() {
|
7248 | * order.push(1);
|
7249 | * next(null, 1);
|
7250 | * }, 10);
|
7251 | * },
|
7252 | * function(arg1, empty, next) {
|
7253 | * setTimeout(function() {
|
7254 | * order.push(2);
|
7255 | * next(null, 1, 2);
|
7256 | * }, 30);
|
7257 | * },
|
7258 | * function(next) {
|
7259 | * setTimeout(function() {
|
7260 | * order.push(3);
|
7261 | * next(null, 3);
|
7262 | * }, 20);
|
7263 | * },
|
7264 | * function(arg1, empty1, empty2, empty3, next) {
|
7265 | * setTimeout(function() {
|
7266 | * order.push(4);
|
7267 | * next(null, 1, 2, 3, 4);
|
7268 | * }, 40);
|
7269 | * }
|
7270 | * ];
|
7271 | * async.angelFall(tasks, function(err, arg1, arg2, arg3, arg4) {
|
7272 | * console.log(arg1, arg2, arg3, arg4); // 1 2 3 4
|
7273 | * });
|
7274 | *
|
7275 | */
|
7276 | function angelFall(tasks, callback) {
|
7277 | callback = callback || noop;
|
7278 | if (!checkWaterfallTasks(tasks, callback)) {
|
7279 | return;
|
7280 | }
|
7281 | var completed = 0;
|
7282 | var sync = false;
|
7283 | var size = tasks.length;
|
7284 | var func = tasks[completed];
|
7285 | var args = [];
|
7286 | var iterate = function() {
|
7287 | switch (func.length) {
|
7288 | case 0:
|
7289 | try {
|
7290 | next(null, func());
|
7291 | } catch (e) {
|
7292 | next(e);
|
7293 | }
|
7294 | return;
|
7295 | case 1:
|
7296 | return func(next);
|
7297 | case 2:
|
7298 | return func(args[1], next);
|
7299 | case 3:
|
7300 | return func(args[1], args[2], next);
|
7301 | case 4:
|
7302 | return func(args[1], args[2], args[3], next);
|
7303 | case 5:
|
7304 | return func(args[1], args[2], args[3], args[4], next);
|
7305 | default:
|
7306 | args = slice(args, 1);
|
7307 | args[func.length - 1] = next;
|
7308 | return func.apply(null, args);
|
7309 | }
|
7310 | };
|
7311 | iterate();
|
7312 |
|
7313 | function next(err, res) {
|
7314 | if (err) {
|
7315 | iterate = throwError;
|
7316 | callback = onlyOnce(callback);
|
7317 | callback(err);
|
7318 | return;
|
7319 | }
|
7320 | if (++completed === size) {
|
7321 | iterate = throwError;
|
7322 | var done = callback;
|
7323 | callback = throwError;
|
7324 | if (arguments.length === 2) {
|
7325 | done(err, res);
|
7326 | } else {
|
7327 | done.apply(null, createArray(arguments));
|
7328 | }
|
7329 | return;
|
7330 | }
|
7331 | func = tasks[completed];
|
7332 | args = arguments;
|
7333 | if (sync) {
|
7334 | nextTick(iterate);
|
7335 | } else {
|
7336 | sync = true;
|
7337 | iterate();
|
7338 | }
|
7339 | sync = false;
|
7340 | }
|
7341 | }
|
7342 |
|
7343 | /**
|
7344 | * @memberof async
|
7345 | * @namespace whilst
|
7346 | * @param {Function} test
|
7347 | * @param {Function} iterator
|
7348 | * @param {Function} callback
|
7349 | */
|
7350 | function whilst(test, iterator, callback) {
|
7351 | callback = callback || noop;
|
7352 | var sync = false;
|
7353 | if (test()) {
|
7354 | iterate();
|
7355 | } else {
|
7356 | callback(null);
|
7357 | }
|
7358 |
|
7359 | function iterate() {
|
7360 | if (sync) {
|
7361 | nextTick(next);
|
7362 | } else {
|
7363 | sync = true;
|
7364 | iterator(done);
|
7365 | }
|
7366 | sync = false;
|
7367 | }
|
7368 |
|
7369 | function next() {
|
7370 | iterator(done);
|
7371 | }
|
7372 |
|
7373 | function done(err, arg) {
|
7374 | if (err) {
|
7375 | return callback(err);
|
7376 | }
|
7377 | if (arguments.length <= 2) {
|
7378 | if (test(arg)) {
|
7379 | iterate();
|
7380 | } else {
|
7381 | callback(null, arg);
|
7382 | }
|
7383 | return;
|
7384 | }
|
7385 | arg = slice(arguments, 1);
|
7386 | if (test.apply(null, arg)) {
|
7387 | iterate();
|
7388 | } else {
|
7389 | callback.apply(null, [null].concat(arg));
|
7390 | }
|
7391 | }
|
7392 | }
|
7393 |
|
7394 | /**
|
7395 | * @memberof async
|
7396 | * @namespace doWhilst
|
7397 | * @param {Function} iterator
|
7398 | * @param {Function} test
|
7399 | * @param {Function} callback
|
7400 | */
|
7401 | function doWhilst(iterator, test, callback) {
|
7402 | callback = callback || noop;
|
7403 | var sync = false;
|
7404 | next();
|
7405 |
|
7406 | function iterate() {
|
7407 | if (sync) {
|
7408 | nextTick(next);
|
7409 | } else {
|
7410 | sync = true;
|
7411 | iterator(done);
|
7412 | }
|
7413 | sync = false;
|
7414 | }
|
7415 |
|
7416 | function next() {
|
7417 | iterator(done);
|
7418 | }
|
7419 |
|
7420 | function done(err, arg) {
|
7421 | if (err) {
|
7422 | return callback(err);
|
7423 | }
|
7424 | if (arguments.length <= 2) {
|
7425 | if (test(arg)) {
|
7426 | iterate();
|
7427 | } else {
|
7428 | callback(null, arg);
|
7429 | }
|
7430 | return;
|
7431 | }
|
7432 | arg = slice(arguments, 1);
|
7433 | if (test.apply(null, arg)) {
|
7434 | iterate();
|
7435 | } else {
|
7436 | callback.apply(null, [null].concat(arg));
|
7437 | }
|
7438 | }
|
7439 | }
|
7440 |
|
7441 | /**
|
7442 | * @memberof async
|
7443 | * @namespace until
|
7444 | * @param {Function} test
|
7445 | * @param {Function} iterator
|
7446 | * @param {Function} callback
|
7447 | */
|
7448 | function until(test, iterator, callback) {
|
7449 | callback = callback || noop;
|
7450 | var sync = false;
|
7451 | if (!test()) {
|
7452 | iterate();
|
7453 | } else {
|
7454 | callback(null);
|
7455 | }
|
7456 |
|
7457 | function iterate() {
|
7458 | if (sync) {
|
7459 | nextTick(next);
|
7460 | } else {
|
7461 | sync = true;
|
7462 | iterator(done);
|
7463 | }
|
7464 | sync = false;
|
7465 | }
|
7466 |
|
7467 | function next() {
|
7468 | iterator(done);
|
7469 | }
|
7470 |
|
7471 | function done(err, arg) {
|
7472 | if (err) {
|
7473 | return callback(err);
|
7474 | }
|
7475 | if (arguments.length <= 2) {
|
7476 | if (!test(arg)) {
|
7477 | iterate();
|
7478 | } else {
|
7479 | callback(null, arg);
|
7480 | }
|
7481 | return;
|
7482 | }
|
7483 | arg = slice(arguments, 1);
|
7484 | if (!test.apply(null, arg)) {
|
7485 | iterate();
|
7486 | } else {
|
7487 | callback.apply(null, [null].concat(arg));
|
7488 | }
|
7489 | }
|
7490 | }
|
7491 |
|
7492 | /**
|
7493 | * @memberof async
|
7494 | * @namespace doUntil
|
7495 | * @param {Function} iterator
|
7496 | * @param {Function} test
|
7497 | * @param {Function} callback
|
7498 | */
|
7499 | function doUntil(iterator, test, callback) {
|
7500 | callback = callback || noop;
|
7501 | var sync = false;
|
7502 | next();
|
7503 |
|
7504 | function iterate() {
|
7505 | if (sync) {
|
7506 | nextTick(next);
|
7507 | } else {
|
7508 | sync = true;
|
7509 | iterator(done);
|
7510 | }
|
7511 | sync = false;
|
7512 | }
|
7513 |
|
7514 | function next() {
|
7515 | iterator(done);
|
7516 | }
|
7517 |
|
7518 | function done(err, arg) {
|
7519 | if (err) {
|
7520 | return callback(err);
|
7521 | }
|
7522 | if (arguments.length <= 2) {
|
7523 | if (!test(arg)) {
|
7524 | iterate();
|
7525 | } else {
|
7526 | callback(null, arg);
|
7527 | }
|
7528 | return;
|
7529 | }
|
7530 | arg = slice(arguments, 1);
|
7531 | if (!test.apply(null, arg)) {
|
7532 | iterate();
|
7533 | } else {
|
7534 | callback.apply(null, [null].concat(arg));
|
7535 | }
|
7536 | }
|
7537 | }
|
7538 |
|
7539 | /**
|
7540 | * @memberof async
|
7541 | * @namespace during
|
7542 | * @param {Function} test
|
7543 | * @param {Function} iterator
|
7544 | * @param {Function} callback
|
7545 | */
|
7546 | function during(test, iterator, callback) {
|
7547 | callback = callback || noop;
|
7548 | _test();
|
7549 |
|
7550 | function _test() {
|
7551 | test(iterate);
|
7552 | }
|
7553 |
|
7554 | function iterate(err, truth) {
|
7555 | if (err) {
|
7556 | return callback(err);
|
7557 | }
|
7558 | if (truth) {
|
7559 | iterator(done);
|
7560 | } else {
|
7561 | callback(null);
|
7562 | }
|
7563 | }
|
7564 |
|
7565 | function done(err) {
|
7566 | if (err) {
|
7567 | return callback(err);
|
7568 | }
|
7569 | _test();
|
7570 | }
|
7571 | }
|
7572 |
|
7573 | /**
|
7574 | * @memberof async
|
7575 | * @namespace doDuring
|
7576 | * @param {Function} test
|
7577 | * @param {Function} iterator
|
7578 | * @param {Function} callback
|
7579 | */
|
7580 | function doDuring(iterator, test, callback) {
|
7581 | callback = callback || noop;
|
7582 | iterate(null, true);
|
7583 |
|
7584 | function iterate(err, truth) {
|
7585 | if (err) {
|
7586 | return callback(err);
|
7587 | }
|
7588 | if (truth) {
|
7589 | iterator(done);
|
7590 | } else {
|
7591 | callback(null);
|
7592 | }
|
7593 | }
|
7594 |
|
7595 | function done(err, res) {
|
7596 | if (err) {
|
7597 | return callback(err);
|
7598 | }
|
7599 | switch (arguments.length) {
|
7600 | case 0:
|
7601 | case 1:
|
7602 | test(iterate);
|
7603 | break;
|
7604 | case 2:
|
7605 | test(res, iterate);
|
7606 | break;
|
7607 | default:
|
7608 | var args = slice(arguments, 1);
|
7609 | args.push(iterate);
|
7610 | test.apply(null, args);
|
7611 | break;
|
7612 | }
|
7613 | }
|
7614 | }
|
7615 |
|
7616 | /**
|
7617 | * @memberof async
|
7618 | * @namespace forever
|
7619 | */
|
7620 | function forever(iterator, callback) {
|
7621 | var sync = false;
|
7622 | iterate();
|
7623 |
|
7624 | function iterate() {
|
7625 | iterator(next);
|
7626 | }
|
7627 |
|
7628 | function next(err) {
|
7629 | if (err) {
|
7630 | if (callback) {
|
7631 | return callback(err);
|
7632 | }
|
7633 | throw err;
|
7634 | }
|
7635 | if (sync) {
|
7636 | nextTick(iterate);
|
7637 | } else {
|
7638 | sync = true;
|
7639 | iterate();
|
7640 | }
|
7641 | sync = false;
|
7642 | }
|
7643 | }
|
7644 |
|
7645 | /**
|
7646 | * @memberof async
|
7647 | * @namespace compose
|
7648 | */
|
7649 | function compose() {
|
7650 | return seq.apply(null, reverse(arguments));
|
7651 | }
|
7652 |
|
7653 | /**
|
7654 | * @memberof async
|
7655 | * @namespace seq
|
7656 | */
|
7657 | function seq( /* functions... */ ) {
|
7658 | var fns = createArray(arguments);
|
7659 |
|
7660 | return function() {
|
7661 |
|
7662 | var self = this;
|
7663 | var args = createArray(arguments);
|
7664 | var callback = args[args.length - 1];
|
7665 | if (typeof callback === func) {
|
7666 | args.pop();
|
7667 | } else {
|
7668 | callback = noop;
|
7669 | }
|
7670 | reduce(fns, args, iterator, done);
|
7671 |
|
7672 | function iterator(newargs, fn, callback) {
|
7673 | var func = function(err) {
|
7674 | var nextargs = slice(arguments, 1);
|
7675 | callback(err, nextargs);
|
7676 | };
|
7677 | newargs.push(func);
|
7678 | fn.apply(self, newargs);
|
7679 | }
|
7680 |
|
7681 | function done(err, res) {
|
7682 | res = isArray(res) ? res : [res];
|
7683 | res.unshift(err);
|
7684 | callback.apply(self, res);
|
7685 | }
|
7686 | };
|
7687 | }
|
7688 |
|
7689 | function createApplyEach(func) {
|
7690 |
|
7691 | return function applyEach(fns /* arguments */ ) {
|
7692 |
|
7693 | var go = function() {
|
7694 | var self = this;
|
7695 | var args = createArray(arguments);
|
7696 | var callback = args.pop() || noop;
|
7697 | return func(fns, iterator, callback);
|
7698 |
|
7699 | function iterator(fn, done) {
|
7700 | fn.apply(self, args.concat([done]));
|
7701 | }
|
7702 | };
|
7703 | if (arguments.length > 1) {
|
7704 | var args = slice(arguments, 1);
|
7705 | return go.apply(this, args);
|
7706 | } else {
|
7707 | return go;
|
7708 | }
|
7709 | };
|
7710 | }
|
7711 |
|
7712 | /**
|
7713 | * @see https://github.com/caolan/async/blob/master/lib/internal/DoublyLinkedList.js
|
7714 | */
|
7715 | function DLL() {
|
7716 | this.head = null;
|
7717 | this.tail = null;
|
7718 | this.length = 0;
|
7719 | }
|
7720 |
|
7721 | DLL.prototype._removeLink = function(node) {
|
7722 | var prev = node.prev;
|
7723 | var next = node.next;
|
7724 | if (prev) {
|
7725 | prev.next = next;
|
7726 | } else {
|
7727 | this.head = next;
|
7728 | }
|
7729 | if (next) {
|
7730 | next.prev = prev;
|
7731 | } else {
|
7732 | this.tail = prev;
|
7733 | }
|
7734 | node.prev = null;
|
7735 | node.next = null;
|
7736 | this.length--;
|
7737 | return node;
|
7738 | };
|
7739 |
|
7740 | DLL.prototype.empty = DLL;
|
7741 |
|
7742 | DLL.prototype._setInitial = function(node) {
|
7743 | this.length = 1;
|
7744 | this.head = this.tail = node;
|
7745 | };
|
7746 |
|
7747 | DLL.prototype.insertBefore = function(node, newNode) {
|
7748 | newNode.prev = node.prev;
|
7749 | newNode.next = node;
|
7750 | if (node.prev) {
|
7751 | node.prev.next = newNode;
|
7752 | } else {
|
7753 | this.head = newNode;
|
7754 | }
|
7755 | node.prev = newNode;
|
7756 | this.length++;
|
7757 | };
|
7758 |
|
7759 | DLL.prototype.unshift = function(node) {
|
7760 | if (this.head) {
|
7761 | this.insertBefore(this.head, node);
|
7762 | } else {
|
7763 | this._setInitial(node);
|
7764 | }
|
7765 | };
|
7766 |
|
7767 | DLL.prototype.push = function(node) {
|
7768 | var tail = this.tail;
|
7769 | if (tail) {
|
7770 | node.prev = tail;
|
7771 | node.next = tail.next;
|
7772 | this.tail = node;
|
7773 | tail.next = node;
|
7774 | this.length++;
|
7775 | } else {
|
7776 | this._setInitial(node);
|
7777 | }
|
7778 | };
|
7779 |
|
7780 | DLL.prototype.shift = function() {
|
7781 | return this.head && this._removeLink(this.head);
|
7782 | };
|
7783 |
|
7784 | DLL.prototype.splice = function(end) {
|
7785 | var task;
|
7786 | var tasks = [];
|
7787 | while (end-- && (task = this.shift())) {
|
7788 | tasks.push(task);
|
7789 | }
|
7790 | return tasks;
|
7791 | };
|
7792 |
|
7793 | DLL.prototype.remove = function(test) {
|
7794 | var node = this.head;
|
7795 | while(node) {
|
7796 | if (test(node)) {
|
7797 | this._removeLink(node);
|
7798 | }
|
7799 | node = node.next;
|
7800 | }
|
7801 | return this;
|
7802 | };
|
7803 |
|
7804 | /**
|
7805 | * @private
|
7806 | */
|
7807 | function baseQueue(isQueue, worker, concurrency, payload) {
|
7808 | if (concurrency === undefined) {
|
7809 | concurrency = 1;
|
7810 | } else if (isNaN(concurrency) || concurrency < 1) {
|
7811 | throw new Error('Concurrency must not be zero');
|
7812 | }
|
7813 |
|
7814 | var workers = 0;
|
7815 | var workersList = [];
|
7816 | var _callback, _unshift;
|
7817 |
|
7818 | var q = {
|
7819 | _tasks: new DLL(),
|
7820 | concurrency: concurrency,
|
7821 | payload: payload,
|
7822 | saturated: noop,
|
7823 | unsaturated: noop,
|
7824 | buffer: concurrency / 4,
|
7825 | empty: noop,
|
7826 | drain: noop,
|
7827 | error: noop,
|
7828 | started: false,
|
7829 | paused: false,
|
7830 | push: push,
|
7831 | kill: kill,
|
7832 | unshift: unshift,
|
7833 | remove: remove,
|
7834 | process: isQueue ? runQueue : runCargo,
|
7835 | length: getLength,
|
7836 | running: running,
|
7837 | workersList: getWorkersList,
|
7838 | idle: idle,
|
7839 | pause: pause,
|
7840 | resume: resume,
|
7841 | _worker: worker
|
7842 | };
|
7843 | return q;
|
7844 |
|
7845 | function push(tasks, callback) {
|
7846 | _insert(tasks, callback);
|
7847 | }
|
7848 |
|
7849 | function unshift(tasks, callback) {
|
7850 | _insert(tasks, callback, true);
|
7851 | }
|
7852 |
|
7853 | function _exec(task) {
|
7854 | var item = {
|
7855 | data: task,
|
7856 | callback: _callback
|
7857 | };
|
7858 | if (_unshift) {
|
7859 | q._tasks.unshift(item);
|
7860 | } else {
|
7861 | q._tasks.push(item);
|
7862 | }
|
7863 | nextTick(q.process);
|
7864 | }
|
7865 |
|
7866 | function _insert(tasks, callback, unshift) {
|
7867 | if (callback == null) {
|
7868 | callback = noop;
|
7869 | } else if (typeof callback !== 'function') {
|
7870 | throw new Error('task callback must be a function');
|
7871 | }
|
7872 | q.started = true;
|
7873 | var _tasks = isArray(tasks) ? tasks : [tasks];
|
7874 |
|
7875 | if (tasks === undefined || !_tasks.length) {
|
7876 | if (q.idle()) {
|
7877 | nextTick(q.drain);
|
7878 | }
|
7879 | return;
|
7880 | }
|
7881 |
|
7882 | _unshift = unshift;
|
7883 | _callback = callback;
|
7884 | arrayEachSync(_tasks, _exec);
|
7885 | }
|
7886 |
|
7887 | function kill() {
|
7888 | q.drain = noop;
|
7889 | q._tasks.empty();
|
7890 | }
|
7891 |
|
7892 | function _next(q, tasks) {
|
7893 | var called = false;
|
7894 | return function done(err, res) {
|
7895 | if (called) {
|
7896 | throwError();
|
7897 | }
|
7898 | called = true;
|
7899 |
|
7900 | workers--;
|
7901 | var task;
|
7902 | var index = -1;
|
7903 | var size = workersList.length;
|
7904 | var taskIndex = -1;
|
7905 | var taskSize = tasks.length;
|
7906 | var useApply = arguments.length > 2;
|
7907 | var args = useApply && createArray(arguments);
|
7908 | while (++taskIndex < taskSize) {
|
7909 | task = tasks[taskIndex];
|
7910 | while (++index < size) {
|
7911 | if (workersList[index] === task) {
|
7912 | workersList.splice(index, 1);
|
7913 | index = size;
|
7914 | size--;
|
7915 | }
|
7916 | }
|
7917 | index = -1;
|
7918 | if (useApply) {
|
7919 | task.callback.apply(task, args);
|
7920 | } else {
|
7921 | task.callback(err, res);
|
7922 | }
|
7923 | if (err) {
|
7924 | q.error(err, task.data);
|
7925 | }
|
7926 | }
|
7927 |
|
7928 | if (workers <= q.concurrency - q.buffer) {
|
7929 | q.unsaturated();
|
7930 | }
|
7931 |
|
7932 | if (q._tasks.length + workers === 0) {
|
7933 | q.drain();
|
7934 | }
|
7935 | q.process();
|
7936 | };
|
7937 | }
|
7938 |
|
7939 | function runQueue() {
|
7940 | while (!q.paused && workers < q.concurrency && q._tasks.length) {
|
7941 | var task = q._tasks.shift();
|
7942 | workers++;
|
7943 | workersList.push(task);
|
7944 | if (q._tasks.length === 0) {
|
7945 | q.empty();
|
7946 | }
|
7947 | if (workers === q.concurrency) {
|
7948 | q.saturated();
|
7949 | }
|
7950 | var done = _next(q, [task]);
|
7951 | worker(task.data, done);
|
7952 | }
|
7953 | }
|
7954 |
|
7955 | function runCargo() {
|
7956 | while (!q.paused && workers < q.concurrency && q._tasks.length) {
|
7957 | var tasks = q._tasks.splice(q.payload || q._tasks.length);
|
7958 | var index = -1;
|
7959 | var size = tasks.length;
|
7960 | var data = Array(size);
|
7961 | while (++index < size) {
|
7962 | data[index] = tasks[index].data;
|
7963 | }
|
7964 | workers++;
|
7965 | nativePush.apply(workersList, tasks);
|
7966 | if (q._tasks.length === 0) {
|
7967 | q.empty();
|
7968 | }
|
7969 | if (workers === q.concurrency) {
|
7970 | q.saturated();
|
7971 | }
|
7972 | var done = _next(q, tasks);
|
7973 | worker(data, done);
|
7974 | }
|
7975 | }
|
7976 |
|
7977 | function getLength() {
|
7978 | return q._tasks.length;
|
7979 | }
|
7980 |
|
7981 | function running() {
|
7982 | return workers;
|
7983 | }
|
7984 |
|
7985 | function getWorkersList() {
|
7986 | return workersList;
|
7987 | }
|
7988 |
|
7989 | function idle() {
|
7990 | return q.length() + workers === 0;
|
7991 | }
|
7992 |
|
7993 | function pause() {
|
7994 | q.paused = true;
|
7995 | }
|
7996 |
|
7997 | function _resume() {
|
7998 | nextTick(q.process);
|
7999 | }
|
8000 |
|
8001 | function resume() {
|
8002 | if (q.paused === false) {
|
8003 | return;
|
8004 | }
|
8005 | q.paused = false;
|
8006 | var count = q.concurrency < q._tasks.length ? q.concurrency : q._tasks.length;
|
8007 | timesSync(count, _resume);
|
8008 | }
|
8009 |
|
8010 | /**
|
8011 | * @param {Function} test
|
8012 | */
|
8013 | function remove(test) {
|
8014 | q._tasks.remove(test);
|
8015 | }
|
8016 | }
|
8017 |
|
8018 | /**
|
8019 | * @memberof async
|
8020 | * @namespace queue
|
8021 | */
|
8022 | function queue(worker, concurrency) {
|
8023 | return baseQueue(true, worker, concurrency);
|
8024 | }
|
8025 |
|
8026 | /**
|
8027 | * @memberof async
|
8028 | * @namespace priorityQueue
|
8029 | */
|
8030 | function priorityQueue(worker, concurrency) {
|
8031 | var q = baseQueue(true, worker, concurrency);
|
8032 | q.push = push;
|
8033 | delete q.unshift;
|
8034 | return q;
|
8035 |
|
8036 | function push(tasks, priority, callback) {
|
8037 | q.started = true;
|
8038 | priority = priority || 0;
|
8039 | var _tasks = isArray(tasks) ? tasks : [tasks];
|
8040 | var taskSize = _tasks.length;
|
8041 |
|
8042 | if (tasks === undefined || taskSize === 0) {
|
8043 | if (q.idle()) {
|
8044 | nextTick(q.drain);
|
8045 | }
|
8046 | return;
|
8047 | }
|
8048 |
|
8049 | callback = typeof callback === func ? callback : noop;
|
8050 | var nextNode = q._tasks.head;
|
8051 | while (nextNode && priority >= nextNode.priority) {
|
8052 | nextNode = nextNode.next;
|
8053 | }
|
8054 | while (taskSize--) {
|
8055 | var item = {
|
8056 | data: _tasks[taskSize],
|
8057 | priority: priority,
|
8058 | callback: callback
|
8059 | };
|
8060 | if (nextNode) {
|
8061 | q._tasks.insertBefore(nextNode, item);
|
8062 | } else {
|
8063 | q._tasks.push(item);
|
8064 | }
|
8065 | nextTick(q.process);
|
8066 | }
|
8067 | }
|
8068 | }
|
8069 |
|
8070 | /**
|
8071 | * @memberof async
|
8072 | * @namespace cargo
|
8073 | */
|
8074 | function cargo(worker, payload) {
|
8075 | return baseQueue(false, worker, 1, payload);
|
8076 | }
|
8077 |
|
8078 | /**
|
8079 | * @memberof async
|
8080 | * @namespace auto
|
8081 | * @param {Object} tasks
|
8082 | * @param {number} [concurrency]
|
8083 | * @param {Function} [callback]
|
8084 | */
|
8085 | function auto(tasks, concurrency, callback) {
|
8086 | if (typeof concurrency === func) {
|
8087 | callback = concurrency;
|
8088 | concurrency = null;
|
8089 | }
|
8090 | var keys = nativeKeys(tasks);
|
8091 | var rest = keys.length;
|
8092 | var results = {};
|
8093 | if (rest === 0) {
|
8094 | return callback(null, results);
|
8095 | }
|
8096 | var runningTasks = 0;
|
8097 | var readyTasks = [];
|
8098 | var listeners = Object.create(null);
|
8099 | callback = onlyOnce(callback || noop);
|
8100 | concurrency = concurrency || rest;
|
8101 |
|
8102 | baseEachSync(tasks, iterator, keys);
|
8103 | proceedQueue();
|
8104 |
|
8105 | function iterator(task, key) {
|
8106 | // no dependencies
|
8107 | var _task, _taskSize;
|
8108 | if (!isArray(task)) {
|
8109 | _task = task;
|
8110 | _taskSize = 0;
|
8111 | readyTasks.push([_task, _taskSize, done]);
|
8112 | return;
|
8113 | }
|
8114 | var dependencySize = task.length - 1;
|
8115 | _task = task[dependencySize];
|
8116 | _taskSize = dependencySize;
|
8117 | if (dependencySize === 0) {
|
8118 | readyTasks.push([_task, _taskSize, done]);
|
8119 | return;
|
8120 | }
|
8121 | // dependencies
|
8122 | var index = -1;
|
8123 | while (++index < dependencySize) {
|
8124 | var dependencyName = task[index];
|
8125 | if (notInclude(keys, dependencyName)) {
|
8126 | var msg = 'async.auto task `' + key + '` has non-existent dependency `' + dependencyName + '` in ' + task.join(', ');
|
8127 | throw new Error(msg);
|
8128 | }
|
8129 | var taskListeners = listeners[dependencyName];
|
8130 | if (!taskListeners) {
|
8131 | taskListeners = listeners[dependencyName] = [];
|
8132 | }
|
8133 | taskListeners.push(taskListener);
|
8134 | }
|
8135 |
|
8136 | function done(err, arg) {
|
8137 | if (key === null) {
|
8138 | throwError();
|
8139 | }
|
8140 | runningTasks--;
|
8141 | rest--;
|
8142 | arg = arguments.length <= 2 ? arg : slice(arguments, 1);
|
8143 | if (err) {
|
8144 | var safeResults = objectClone(results);
|
8145 | safeResults[key] = arg;
|
8146 | key = null;
|
8147 | var _callback = callback;
|
8148 | callback = noop;
|
8149 | _callback(err, safeResults);
|
8150 | return;
|
8151 | }
|
8152 | results[key] = arg;
|
8153 | taskComplete(key);
|
8154 | key = null;
|
8155 | }
|
8156 |
|
8157 | function taskListener() {
|
8158 | if (--dependencySize === 0) {
|
8159 | readyTasks.push([_task, _taskSize, done]);
|
8160 | }
|
8161 | }
|
8162 | }
|
8163 |
|
8164 | function proceedQueue() {
|
8165 | if (readyTasks.length === 0 && runningTasks === 0) {
|
8166 | if (rest !== 0) {
|
8167 | throw new Error('async.auto task has cyclic dependencies');
|
8168 | }
|
8169 | return callback(null, results);
|
8170 | }
|
8171 | while (readyTasks.length && runningTasks < concurrency && callback !== noop) {
|
8172 | runningTasks++;
|
8173 | var array = readyTasks.shift();
|
8174 | if (array[1] === 0) {
|
8175 | array[0](array[2]);
|
8176 | } else {
|
8177 | array[0](results, array[2]);
|
8178 | }
|
8179 | }
|
8180 | }
|
8181 |
|
8182 | function taskComplete(key) {
|
8183 | var taskListeners = listeners[key] || [];
|
8184 | arrayEachSync(taskListeners, function(task) {
|
8185 | task();
|
8186 | });
|
8187 | proceedQueue();
|
8188 | }
|
8189 | }
|
8190 |
|
8191 | var FN_ARGS = /^(function)?\s*[^\(]*\(\s*([^\)]*)\)/m;
|
8192 | var FN_ARG_SPLIT = /,/;
|
8193 | var FN_ARG = /(=.+)?(\s*)$/;
|
8194 | var STRIP_COMMENTS = /((\/\/.*$)|(\/\*[\s\S]*?\*\/))/mg;
|
8195 |
|
8196 | /**
|
8197 | * parse function arguments for `autoInject`
|
8198 | *
|
8199 | * @private
|
8200 | */
|
8201 | function parseParams(func) {
|
8202 | func = func.toString().replace(STRIP_COMMENTS, '');
|
8203 | func = func.match(FN_ARGS)[2].replace(' ', '');
|
8204 | func = func ? func.split(FN_ARG_SPLIT) : [];
|
8205 | func = func.map(function (arg) {
|
8206 | return arg.replace(FN_ARG, '').trim();
|
8207 | });
|
8208 | return func;
|
8209 | }
|
8210 |
|
8211 | /**
|
8212 | * @memberof async
|
8213 | * @namespace autoInject
|
8214 | * @param {Object} tasks
|
8215 | * @param {number} [concurrency]
|
8216 | * @param {Function} [callback]
|
8217 | */
|
8218 | function autoInject(tasks, concurrency, callback) {
|
8219 | var newTasks = {};
|
8220 | baseEachSync(tasks, iterator, nativeKeys(tasks));
|
8221 | auto(newTasks, concurrency, callback);
|
8222 |
|
8223 | function iterator(task, key) {
|
8224 | var params;
|
8225 | var taskLength = task.length;
|
8226 |
|
8227 | if (isArray(task)) {
|
8228 | if (taskLength === 0) {
|
8229 | throw new Error('autoInject task functions require explicit parameters.');
|
8230 | }
|
8231 | params = createArray(task);
|
8232 | taskLength = params.length - 1;
|
8233 | task = params[taskLength];
|
8234 | if (taskLength === 0) {
|
8235 | newTasks[key] = task;
|
8236 | return;
|
8237 | }
|
8238 | } else if (taskLength === 1) {
|
8239 | newTasks[key] = task;
|
8240 | return;
|
8241 | } else {
|
8242 | params = parseParams(task);
|
8243 | if (taskLength === 0 && params.length === 0) {
|
8244 | throw new Error('autoInject task functions require explicit parameters.');
|
8245 | }
|
8246 | taskLength = params.length - 1;
|
8247 | }
|
8248 | params[taskLength] = newTask;
|
8249 | newTasks[key] = params;
|
8250 |
|
8251 | function newTask(results, done) {
|
8252 | switch (taskLength) {
|
8253 | case 1:
|
8254 | task(results[params[0]], done);
|
8255 | break;
|
8256 | case 2:
|
8257 | task(results[params[0]], results[params[1]], done);
|
8258 | break;
|
8259 | case 3:
|
8260 | task(results[params[0]], results[params[1]], results[params[2]], done);
|
8261 | break;
|
8262 | default:
|
8263 | var i = -1;
|
8264 | while(++i < taskLength) {
|
8265 | params[i] = results[params[i]];
|
8266 | }
|
8267 | params[i] = done;
|
8268 | task.apply(null, params);
|
8269 | break;
|
8270 | }
|
8271 | }
|
8272 | }
|
8273 | }
|
8274 |
|
8275 | /**
|
8276 | * @memberof async
|
8277 | * @namespace retry
|
8278 | * @param {integer|Object|Function} opts
|
8279 | * @param {Function} [task]
|
8280 | * @param {Function} [callback]
|
8281 | */
|
8282 | function retry(opts, task, callback) {
|
8283 | var times, intervalFunc, errorFilter;
|
8284 | var count = 0;
|
8285 | if (arguments.length < 3 && typeof opts === func) {
|
8286 | callback = task || noop;
|
8287 | task = opts;
|
8288 | opts = null;
|
8289 | times = DEFAULT_TIMES;
|
8290 | } else {
|
8291 | callback = callback || noop;
|
8292 | switch (typeof opts) {
|
8293 | case 'object':
|
8294 | if (typeof opts.errorFilter === func) {
|
8295 | errorFilter = opts.errorFilter;
|
8296 | }
|
8297 | var interval = opts.interval;
|
8298 | switch (typeof interval) {
|
8299 | case func:
|
8300 | intervalFunc = interval;
|
8301 | break;
|
8302 | case 'string':
|
8303 | case 'number':
|
8304 | interval = +interval;
|
8305 | intervalFunc = interval ? function() {
|
8306 | return interval;
|
8307 | } : function() {
|
8308 | return DEFAULT_INTERVAL;
|
8309 | };
|
8310 | break;
|
8311 | }
|
8312 | times = +opts.times || DEFAULT_TIMES;
|
8313 | break;
|
8314 | case 'number':
|
8315 | times = opts || DEFAULT_TIMES;
|
8316 | break;
|
8317 | case 'string':
|
8318 | times = +opts || DEFAULT_TIMES;
|
8319 | break;
|
8320 | default:
|
8321 | throw new Error('Invalid arguments for async.retry');
|
8322 | }
|
8323 | }
|
8324 | if (typeof task !== 'function') {
|
8325 | throw new Error('Invalid arguments for async.retry');
|
8326 | }
|
8327 |
|
8328 | if (intervalFunc) {
|
8329 | task(intervalCallback);
|
8330 | } else {
|
8331 | task(simpleCallback);
|
8332 | }
|
8333 |
|
8334 | function simpleIterator() {
|
8335 | task(simpleCallback);
|
8336 | }
|
8337 |
|
8338 | function simpleCallback(err, res) {
|
8339 | if (++count === times || !err || errorFilter && !errorFilter(err)) {
|
8340 | if (arguments.length <= 2) {
|
8341 | return callback(err, res);
|
8342 | }
|
8343 | var args = createArray(arguments);
|
8344 | return callback.apply(null, args);
|
8345 | }
|
8346 | simpleIterator();
|
8347 | }
|
8348 |
|
8349 | function intervalIterator() {
|
8350 | task(intervalCallback);
|
8351 | }
|
8352 |
|
8353 | function intervalCallback(err, res) {
|
8354 | if (++count === times || !err || errorFilter && !errorFilter(err)) {
|
8355 | if (arguments.length <= 2) {
|
8356 | return callback(err, res);
|
8357 | }
|
8358 | var args = createArray(arguments);
|
8359 | return callback.apply(null, args);
|
8360 | }
|
8361 | setTimeout(intervalIterator, intervalFunc(count));
|
8362 | }
|
8363 | }
|
8364 |
|
8365 | function retryable(opts, task) {
|
8366 | if (!task) {
|
8367 | task = opts;
|
8368 | opts = null;
|
8369 | }
|
8370 | return done;
|
8371 |
|
8372 | function done() {
|
8373 | var taskFn;
|
8374 | var args = createArray(arguments);
|
8375 | var lastIndex = args.length - 1;
|
8376 | var callback = args[lastIndex];
|
8377 | switch (task.length) {
|
8378 | case 1:
|
8379 | taskFn = task1;
|
8380 | break;
|
8381 | case 2:
|
8382 | taskFn = task2;
|
8383 | break;
|
8384 | case 3:
|
8385 | taskFn = task3;
|
8386 | break;
|
8387 | default:
|
8388 | taskFn = task4;
|
8389 | }
|
8390 | if (opts) {
|
8391 | retry(opts, taskFn, callback);
|
8392 | } else {
|
8393 | retry(taskFn, callback);
|
8394 | }
|
8395 |
|
8396 | function task1(done) {
|
8397 | task(done);
|
8398 | }
|
8399 |
|
8400 | function task2(done) {
|
8401 | task(args[0], done);
|
8402 | }
|
8403 |
|
8404 | function task3(done) {
|
8405 | task(args[0], args[1], done);
|
8406 | }
|
8407 |
|
8408 | function task4(callback) {
|
8409 | args[lastIndex] = callback;
|
8410 | task.apply(null, args);
|
8411 | }
|
8412 | }
|
8413 | }
|
8414 |
|
8415 | /**
|
8416 | * @memberof async
|
8417 | * @namespace iterator
|
8418 | */
|
8419 | function iterator(tasks) {
|
8420 | var size = 0;
|
8421 | var keys = [];
|
8422 | if (isArray(tasks)) {
|
8423 | size = tasks.length;
|
8424 | } else {
|
8425 | keys = nativeKeys(tasks);
|
8426 | size = keys.length;
|
8427 | }
|
8428 | return makeCallback(0);
|
8429 |
|
8430 | function makeCallback(index) {
|
8431 | var fn = function() {
|
8432 | if (size) {
|
8433 | var key = keys[index] || index;
|
8434 | tasks[key].apply(null, createArray(arguments));
|
8435 | }
|
8436 | return fn.next();
|
8437 | };
|
8438 | fn.next = function() {
|
8439 | return (index < size - 1) ? makeCallback(index + 1) : null;
|
8440 | };
|
8441 | return fn;
|
8442 | }
|
8443 | }
|
8444 |
|
8445 | /**
|
8446 | * @memberof async
|
8447 | * @namespace apply
|
8448 | */
|
8449 | function apply(func) {
|
8450 | switch (arguments.length) {
|
8451 | case 0:
|
8452 | case 1:
|
8453 | return func;
|
8454 | case 2:
|
8455 | return func.bind(null, arguments[1]);
|
8456 | case 3:
|
8457 | return func.bind(null, arguments[1], arguments[2]);
|
8458 | case 4:
|
8459 | return func.bind(null, arguments[1], arguments[2], arguments[3]);
|
8460 | case 5:
|
8461 | return func.bind(null, arguments[1], arguments[2], arguments[3], arguments[4]);
|
8462 | default:
|
8463 | var size = arguments.length;
|
8464 | var index = 0;
|
8465 | var args = Array(size);
|
8466 | args[index] = null;
|
8467 | while (++index < size) {
|
8468 | args[index] = arguments[index];
|
8469 | }
|
8470 | return func.bind.apply(func, args);
|
8471 | }
|
8472 | }
|
8473 |
|
8474 | /**
|
8475 | * @memberof async
|
8476 | * @namespace timeout
|
8477 | * @param {Function} func
|
8478 | * @param {number} millisec
|
8479 | * @param {*} info
|
8480 | */
|
8481 | function timeout(func, millisec, info) {
|
8482 | var callback, timer;
|
8483 | return wrappedFunc;
|
8484 |
|
8485 | function wrappedFunc() {
|
8486 | timer = setTimeout(timeoutCallback, millisec);
|
8487 | var args = createArray(arguments);
|
8488 | var lastIndex = args.length - 1;
|
8489 | callback = args[lastIndex];
|
8490 | args[lastIndex] = injectedCallback;
|
8491 | simpleApply(func, args);
|
8492 | }
|
8493 |
|
8494 | function timeoutCallback() {
|
8495 | var name = func.name || 'anonymous';
|
8496 | var err = new Error('Callback function "' + name + '" timed out.');
|
8497 | err.code = 'ETIMEDOUT';
|
8498 | if (info) {
|
8499 | err.info = info;
|
8500 | }
|
8501 | timer = null;
|
8502 | callback(err);
|
8503 | }
|
8504 |
|
8505 | function injectedCallback() {
|
8506 | if (timer !== null) {
|
8507 | simpleApply(callback, createArray(arguments));
|
8508 | clearTimeout(timer);
|
8509 | }
|
8510 | }
|
8511 |
|
8512 | function simpleApply(func, args) {
|
8513 | switch(args.length) {
|
8514 | case 0:
|
8515 | func();
|
8516 | break;
|
8517 | case 1:
|
8518 | func(args[0]);
|
8519 | break;
|
8520 | case 2:
|
8521 | func(args[0], args[1]);
|
8522 | break;
|
8523 | default:
|
8524 | func.apply(null, args);
|
8525 | break;
|
8526 | }
|
8527 | }
|
8528 | }
|
8529 |
|
8530 | /**
|
8531 | * @memberof async
|
8532 | * @namespace times
|
8533 | * @param {number} n - n >= 1
|
8534 | * @param {Function} iterator
|
8535 | * @param {Function} callback
|
8536 | * @example
|
8537 | *
|
8538 | * var iterator = function(n, done) {
|
8539 | * done(null, n);
|
8540 | * };
|
8541 | * async.times(4, iterator, function(err, res) {
|
8542 | * console.log(res); // [0, 1, 2, 3];
|
8543 | * });
|
8544 | *
|
8545 | */
|
8546 | function times(n, iterator, callback) {
|
8547 | callback = callback || noop;
|
8548 | n = +n;
|
8549 | if (isNaN(n) || n < 1) {
|
8550 | return callback(null, []);
|
8551 | }
|
8552 | var result = Array(n);
|
8553 | timesSync(n, iterate);
|
8554 |
|
8555 | function iterate(num) {
|
8556 | iterator(num, createCallback(num));
|
8557 | }
|
8558 |
|
8559 | function createCallback(index) {
|
8560 | return function(err, res) {
|
8561 | if (index === null) {
|
8562 | throwError();
|
8563 | }
|
8564 | result[index] = res;
|
8565 | index = null;
|
8566 | if (err) {
|
8567 | callback(err);
|
8568 | callback = noop;
|
8569 | } else if (--n === 0) {
|
8570 | callback(null, result);
|
8571 | }
|
8572 | };
|
8573 | }
|
8574 | }
|
8575 |
|
8576 | /**
|
8577 | * @memberof async
|
8578 | * @namespace timesSeries
|
8579 | * @param {number} n - n >= 1
|
8580 | * @param {Function} iterator
|
8581 | * @param {Function} callback
|
8582 | * @example
|
8583 | *
|
8584 | * var iterator = function(n, done) {
|
8585 | * done(null, n);
|
8586 | * };
|
8587 | * async.timesSeries(4, iterator, function(err, res) {
|
8588 | * console.log(res); // [0, 1, 2, 3];
|
8589 | * });
|
8590 | *
|
8591 | */
|
8592 | function timesSeries(n, iterator, callback) {
|
8593 | callback = callback || noop;
|
8594 | n = +n;
|
8595 | if (isNaN(n) || n < 1) {
|
8596 | return callback(null, []);
|
8597 | }
|
8598 | var result = Array(n);
|
8599 | var sync = false;
|
8600 | var completed = 0;
|
8601 | iterate();
|
8602 |
|
8603 | function iterate() {
|
8604 | iterator(completed, done);
|
8605 | }
|
8606 |
|
8607 | function done(err, res) {
|
8608 | result[completed] = res;
|
8609 | if (err) {
|
8610 | callback(err);
|
8611 | callback = throwError;
|
8612 | } else if (++completed >= n) {
|
8613 | callback(null, result);
|
8614 | callback = throwError;
|
8615 | } else if (sync) {
|
8616 | nextTick(iterate);
|
8617 | } else {
|
8618 | sync = true;
|
8619 | iterate();
|
8620 | }
|
8621 | sync = false;
|
8622 | }
|
8623 | }
|
8624 |
|
8625 | /**
|
8626 | * @memberof async
|
8627 | * @namespace timesLimit
|
8628 | * @param {number} n - n >= 1
|
8629 | * @param {number} limit - n >= 1
|
8630 | * @param {Function} iterator
|
8631 | * @param {Function} callback
|
8632 | * @example
|
8633 | *
|
8634 | * var iterator = function(n, done) {
|
8635 | * done(null, n);
|
8636 | * };
|
8637 | * async.timesLimit(4, 2, iterator, function(err, res) {
|
8638 | * console.log(res); // [0, 1, 2, 3];
|
8639 | * });
|
8640 | *
|
8641 | */
|
8642 | function timesLimit(n, limit, iterator, callback) {
|
8643 | callback = callback || noop;
|
8644 | n = +n;
|
8645 | if (isNaN(n) || n < 1 || isNaN(limit) || limit < 1) {
|
8646 | return callback(null, []);
|
8647 | }
|
8648 | var result = Array(n);
|
8649 | var sync = false;
|
8650 | var started = 0;
|
8651 | var completed = 0;
|
8652 | timesSync(limit > n ? n : limit, iterate);
|
8653 |
|
8654 | function iterate() {
|
8655 | var index = started++;
|
8656 | if (index < n) {
|
8657 | iterator(index, createCallback(index));
|
8658 | }
|
8659 | }
|
8660 |
|
8661 | function createCallback(index) {
|
8662 | return function(err, res) {
|
8663 | if (index === null) {
|
8664 | throwError();
|
8665 | }
|
8666 | result[index] = res;
|
8667 | index = null;
|
8668 | if (err) {
|
8669 | callback(err);
|
8670 | callback = noop;
|
8671 | } else if (++completed >= n) {
|
8672 | callback(null, result);
|
8673 | callback = throwError;
|
8674 | } else if (sync) {
|
8675 | nextTick(iterate);
|
8676 | } else {
|
8677 | sync = true;
|
8678 | iterate();
|
8679 | }
|
8680 | sync = false;
|
8681 | };
|
8682 | }
|
8683 | }
|
8684 |
|
8685 | /**
|
8686 | * @memberof async
|
8687 | * @namespace race
|
8688 | * @param {Array|Object} tasks - functions
|
8689 | * @param {Function} callback
|
8690 | * @example
|
8691 | *
|
8692 | * // array
|
8693 | * var called = 0;
|
8694 | * var tasks = [
|
8695 | * function(done) {
|
8696 | * setTimeout(function() {
|
8697 | * called++;
|
8698 | * done(null, '1');
|
8699 | * }, 30);
|
8700 | * },
|
8701 | * function(done) {
|
8702 | * setTimeout(function() {
|
8703 | * called++;
|
8704 | * done(null, '2');
|
8705 | * }, 20);
|
8706 | * },
|
8707 | * function(done) {
|
8708 | * setTimeout(function() {
|
8709 | * called++;
|
8710 | * done(null, '3');
|
8711 | * }, 10);
|
8712 | * }
|
8713 | * ];
|
8714 | * async.race(tasks, function(err, res) {
|
8715 | * console.log(res); // '3'
|
8716 | * console.log(called); // 1
|
8717 | * setTimeout(function() {
|
8718 | * console.log(called); // 3
|
8719 | * }, 50);
|
8720 | * });
|
8721 | *
|
8722 | * @example
|
8723 | *
|
8724 | * // object
|
8725 | * var called = 0;
|
8726 | * var tasks = {
|
8727 | * 'test1': function(done) {
|
8728 | * setTimeout(function() {
|
8729 | * called++;
|
8730 | * done(null, '1');
|
8731 | * }, 30);
|
8732 | * },
|
8733 | * 'test2': function(done) {
|
8734 | * setTimeout(function() {
|
8735 | * called++;
|
8736 | * done(null, '2');
|
8737 | * }, 20);
|
8738 | * },
|
8739 | * 'test3': function(done) {
|
8740 | * setTimeout(function() {
|
8741 | * called++;
|
8742 | * done(null, '3');
|
8743 | * }, 10);
|
8744 | * }
|
8745 | * };
|
8746 | * async.race(tasks, function(err, res) {
|
8747 | * console.log(res); // '3'
|
8748 | * console.log(called); // 1
|
8749 | * setTimeout(function() {
|
8750 | * console.log(called); // 3
|
8751 | * done();
|
8752 | * }, 50);
|
8753 | * });
|
8754 | *
|
8755 | */
|
8756 | function race(tasks, callback) {
|
8757 | callback = once(callback || noop);
|
8758 | var size, keys;
|
8759 | var index = -1;
|
8760 | if (isArray(tasks)) {
|
8761 | size = tasks.length;
|
8762 | while (++index < size) {
|
8763 | tasks[index](callback);
|
8764 | }
|
8765 | } else if (tasks && typeof tasks === obj) {
|
8766 | keys = nativeKeys(tasks);
|
8767 | size = keys.length;
|
8768 | while (++index < size) {
|
8769 | tasks[keys[index]](callback);
|
8770 | }
|
8771 | } else {
|
8772 | return callback(new TypeError('First argument to race must be a collection of functions'));
|
8773 | }
|
8774 | if (!size) {
|
8775 | callback(null);
|
8776 | }
|
8777 | }
|
8778 |
|
8779 | /**
|
8780 | * @memberof async
|
8781 | * @namespace memoize
|
8782 | */
|
8783 | function memoize(fn, hasher) {
|
8784 | hasher = hasher || function(hash) {
|
8785 | return hash;
|
8786 | };
|
8787 |
|
8788 | var memo = {};
|
8789 | var queues = {};
|
8790 | var memoized = function() {
|
8791 | var args = createArray(arguments);
|
8792 | var callback = args.pop();
|
8793 | var key = hasher.apply(null, args);
|
8794 | if (has(memo, key)) {
|
8795 | nextTick(function() {
|
8796 | callback.apply(null, memo[key]);
|
8797 | });
|
8798 | return;
|
8799 | }
|
8800 | if (has(queues, key)) {
|
8801 | return queues[key].push(callback);
|
8802 | }
|
8803 |
|
8804 | queues[key] = [callback];
|
8805 | args.push(done);
|
8806 | fn.apply(null, args);
|
8807 |
|
8808 | function done() {
|
8809 | var args = createArray(arguments);
|
8810 | memo[key] = args;
|
8811 | var q = queues[key];
|
8812 | delete queues[key];
|
8813 |
|
8814 | var i = -1;
|
8815 | var size = q.length;
|
8816 | while (++i < size) {
|
8817 | q[i].apply(null, args);
|
8818 | }
|
8819 | }
|
8820 | };
|
8821 | memoized.memo = memo;
|
8822 | memoized.unmemoized = fn;
|
8823 | return memoized;
|
8824 | }
|
8825 |
|
8826 | /**
|
8827 | * @memberof async
|
8828 | * @namespace unmemoize
|
8829 | */
|
8830 | function unmemoize(fn) {
|
8831 | return function() {
|
8832 | return (fn.unmemoized || fn).apply(null, arguments);
|
8833 | };
|
8834 | }
|
8835 |
|
8836 | /**
|
8837 | * @memberof async
|
8838 | * @namespace ensureAsync
|
8839 | */
|
8840 | function ensureAsync(fn) {
|
8841 | return function( /* ...args, callback */ ) {
|
8842 | var args = createArray(arguments);
|
8843 | var lastIndex = args.length - 1;
|
8844 | var callback = args[lastIndex];
|
8845 | var sync = true;
|
8846 | args[lastIndex] = done;
|
8847 | fn.apply(this, args);
|
8848 | sync = false;
|
8849 |
|
8850 | function done() {
|
8851 | var innerArgs = createArray(arguments);
|
8852 | if (sync) {
|
8853 | nextTick(function() {
|
8854 | callback.apply(null, innerArgs);
|
8855 | });
|
8856 | } else {
|
8857 | callback.apply(null, innerArgs);
|
8858 | }
|
8859 | }
|
8860 | };
|
8861 | }
|
8862 |
|
8863 | /**
|
8864 | * @memberof async
|
8865 | * @namespace constant
|
8866 | */
|
8867 | function constant( /* values... */ ) {
|
8868 | var args = [null].concat(createArray(arguments));
|
8869 | return function(callback) {
|
8870 | callback = arguments[arguments.length - 1];
|
8871 | callback.apply(this, args);
|
8872 | };
|
8873 | }
|
8874 |
|
8875 | function asyncify(fn) {
|
8876 | return function( /* args..., callback */ ) {
|
8877 | var args = createArray(arguments);
|
8878 | var callback = args.pop();
|
8879 | var result;
|
8880 | try {
|
8881 | result = fn.apply(this, args);
|
8882 | } catch (e) {
|
8883 | return callback(e);
|
8884 | }
|
8885 | if (result && typeof result.then === func) {
|
8886 | result.then(function(value) {
|
8887 | invokeCallback(callback, null, value);
|
8888 | }, function(err) {
|
8889 | invokeCallback(callback, err.message ? err : new Error(err));
|
8890 | });
|
8891 | } else {
|
8892 | callback(null, result);
|
8893 | }
|
8894 | };
|
8895 | }
|
8896 |
|
8897 | function invokeCallback(callback, err, value) {
|
8898 | try {
|
8899 | callback(err, value);
|
8900 | } catch (e) {
|
8901 | nextTick(rethrow, e);
|
8902 | }
|
8903 | }
|
8904 |
|
8905 | function rethrow(error) {
|
8906 | throw error;
|
8907 | }
|
8908 |
|
8909 | /**
|
8910 | * @memberof async
|
8911 | * @namespace reflect
|
8912 | * @param {Function} func
|
8913 | * @return {Function}
|
8914 | */
|
8915 | function reflect(func) {
|
8916 | return function( /* args..., callback */ ) {
|
8917 | var callback;
|
8918 | switch (arguments.length) {
|
8919 | case 1:
|
8920 | callback = arguments[0];
|
8921 | return func(done);
|
8922 | case 2:
|
8923 | callback = arguments[1];
|
8924 | return func(arguments[0], done);
|
8925 | default:
|
8926 | var args = createArray(arguments);
|
8927 | var lastIndex = args.length - 1;
|
8928 | callback = args[lastIndex];
|
8929 | args[lastIndex] = done;
|
8930 | func.apply(this, args);
|
8931 | }
|
8932 |
|
8933 | function done(err, res) {
|
8934 | if (err) {
|
8935 | return callback(null, {
|
8936 | error: err
|
8937 | });
|
8938 | }
|
8939 | if (arguments.length > 2) {
|
8940 | res = slice(arguments, 1);
|
8941 | }
|
8942 | callback(null, {
|
8943 | value: res
|
8944 | });
|
8945 | }
|
8946 | };
|
8947 | }
|
8948 |
|
8949 | /**
|
8950 | * @memberof async
|
8951 | * @namespace reflectAll
|
8952 | * @param {Array[]|Object} tasks
|
8953 | * @return {Function}
|
8954 | */
|
8955 | function reflectAll(tasks) {
|
8956 | var size, newTasks, keys;
|
8957 | if (isArray(tasks)) {
|
8958 | size = tasks.length;
|
8959 | newTasks = Array(size);
|
8960 | arrayEachSync(tasks, iterate);
|
8961 | } else if (tasks && typeof tasks === obj) {
|
8962 | keys = nativeKeys(tasks);
|
8963 | size = keys.length;
|
8964 | newTasks = {};
|
8965 | baseEachSync(tasks, iterate, keys);
|
8966 | }
|
8967 | return newTasks;
|
8968 |
|
8969 | function iterate(func, key) {
|
8970 | newTasks[key] = reflect(func);
|
8971 | }
|
8972 | }
|
8973 |
|
8974 | /**
|
8975 | * @memberof async
|
8976 | * @namespace createLogger
|
8977 | */
|
8978 | function createLogger(name) {
|
8979 | return function(fn) {
|
8980 | var args = slice(arguments, 1);
|
8981 | args.push(done);
|
8982 | fn.apply(null, args);
|
8983 | };
|
8984 |
|
8985 | function done(err) {
|
8986 | if (typeof console === obj) {
|
8987 | if (err) {
|
8988 | if (console.error) {
|
8989 | console.error(err);
|
8990 | }
|
8991 | return;
|
8992 | }
|
8993 | if (console[name]) {
|
8994 | var args = slice(arguments, 1);
|
8995 | arrayEachSync(args, function(arg) {
|
8996 | console[name](arg);
|
8997 | });
|
8998 | }
|
8999 | }
|
9000 | }
|
9001 | }
|
9002 |
|
9003 | /**
|
9004 | * @memberof async
|
9005 | * @namespace safe
|
9006 | */
|
9007 | function safe() {
|
9008 | createImmediate();
|
9009 | return exports;
|
9010 | }
|
9011 |
|
9012 | /**
|
9013 | * @memberof async
|
9014 | * @namespace fast
|
9015 | */
|
9016 | function fast() {
|
9017 | createImmediate(false);
|
9018 | return exports;
|
9019 | }
|
9020 |
|
9021 | }));
|