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10 |
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11 | (function(
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12 | // Reliable reference to the global object (i.e. window in browsers).
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13 | global,
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14 |
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15 | // Dummy constructor that we use as the .constructor property for
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16 | // functions that return Generator objects.
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17 | GeneratorFunction,
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18 |
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19 | // Undefined value, more compressible than void 0.
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20 | undefined
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21 | ) {
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22 | var hasOwn = Object.prototype.hasOwnProperty;
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23 |
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24 | if (global.wrapGenerator) {
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25 | return;
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26 | }
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27 |
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28 | function wrapGenerator(innerFn, self, tryList) {
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29 | return new Generator(innerFn, self || null, tryList || []);
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30 | }
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31 |
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32 | global.wrapGenerator = wrapGenerator;
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33 | if (typeof exports !== "undefined") {
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34 | exports.wrapGenerator = wrapGenerator;
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35 | }
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36 |
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37 | var GenStateSuspendedStart = "suspendedStart";
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38 | var GenStateSuspendedYield = "suspendedYield";
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39 | var GenStateExecuting = "executing";
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40 | var GenStateCompleted = "completed";
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41 |
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42 |
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43 |
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44 | var ContinueSentinel = {};
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45 |
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46 | wrapGenerator.mark = function(genFun) {
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47 | genFun.constructor = GeneratorFunction;
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48 | return genFun;
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49 | };
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50 |
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51 |
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52 | if (GeneratorFunction.name !== "GeneratorFunction") {
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53 | GeneratorFunction.name = "GeneratorFunction";
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54 | }
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55 |
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56 | wrapGenerator.isGeneratorFunction = function(genFun) {
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57 | var ctor = genFun && genFun.constructor;
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58 | return ctor ? GeneratorFunction.name === ctor.name : false;
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59 | };
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60 |
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61 | function Generator(innerFn, self, tryList) {
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62 | var generator = this;
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63 | var context = new Context(tryList);
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64 | var state = GenStateSuspendedStart;
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65 |
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66 | function invoke(method, arg) {
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67 | if (state === GenStateExecuting) {
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68 | throw new Error("Generator is already running");
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69 | }
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70 |
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71 | if (state === GenStateCompleted) {
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72 | throw new Error("Generator has already finished");
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73 | }
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74 |
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75 | while (true) {
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76 | var delegate = context.delegate;
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77 | if (delegate) {
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78 | try {
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79 | var info = delegate.generator[method](arg);
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80 |
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81 |
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82 |
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83 |
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84 | method = "next";
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85 | arg = undefined;
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86 |
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87 | } catch (uncaught) {
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88 | context.delegate = null;
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89 |
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90 |
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91 |
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92 | method = "throw";
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93 | arg = uncaught;
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94 |
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95 | continue;
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96 | }
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97 |
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98 | if (info.done) {
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99 | context[delegate.resultName] = info.value;
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100 | context.next = delegate.nextLoc;
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101 | } else {
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102 | state = GenStateSuspendedYield;
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103 | return info;
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104 | }
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105 |
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106 | context.delegate = null;
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107 | }
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108 |
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109 | if (method === "next") {
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110 | if (state === GenStateSuspendedStart &&
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111 | typeof arg !== "undefined") {
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112 |
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113 | throw new TypeError(
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114 | "attempt to send " + JSON.stringify(arg) + " to newborn generator"
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115 | );
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116 | }
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117 |
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118 | if (state === GenStateSuspendedYield) {
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119 | context.sent = arg;
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120 | } else {
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121 | delete context.sent;
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122 | }
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123 |
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124 | } else if (method === "throw") {
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125 | if (state === GenStateSuspendedStart) {
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126 | state = GenStateCompleted;
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127 | throw arg;
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128 | }
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129 |
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130 | if (context.dispatchException(arg)) {
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131 |
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132 |
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133 | method = "next";
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134 | arg = undefined;
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135 | }
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136 | }
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137 |
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138 | state = GenStateExecuting;
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139 |
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140 | try {
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141 | var value = innerFn.call(self, context);
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142 |
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143 |
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144 |
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145 | state = context.done
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146 | ? GenStateCompleted
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147 | : GenStateSuspendedYield;
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148 |
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149 | var info = {
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150 | value: value,
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151 | done: context.done
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152 | };
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153 |
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154 | if (value === ContinueSentinel) {
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155 | if (context.delegate && method === "next") {
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156 |
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157 |
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158 | arg = undefined;
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159 | }
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160 | } else {
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161 | return info;
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162 | }
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163 |
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164 | } catch (thrown) {
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165 | state = GenStateCompleted;
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166 |
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167 | if (method === "next") {
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168 | context.dispatchException(thrown);
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169 | } else {
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170 | arg = thrown;
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171 | }
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172 | }
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173 | }
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174 | }
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175 |
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176 | generator.next = invoke.bind(generator, "next");
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177 | generator.throw = invoke.bind(generator, "throw");
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178 | }
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179 |
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180 | Generator.prototype.toString = function() {
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181 | return "[object Generator]";
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182 | };
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183 |
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184 | function pushTryEntry(triple) {
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185 | var entry = { tryLoc: triple[0] };
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186 |
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187 | if (1 in triple) {
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188 | entry.catchLoc = triple[1];
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189 | }
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190 |
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191 | if (2 in triple) {
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192 | entry.finallyLoc = triple[2];
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193 | }
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194 |
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195 | this.tryEntries.push(entry);
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196 | }
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197 |
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198 | function resetTryEntry(entry, i) {
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199 | var record = entry.completion || {};
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200 | record.type = i === 0 ? "normal" : "return";
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201 | delete record.arg;
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202 | entry.completion = record;
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203 | }
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204 |
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205 | function Context(tryList) {
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206 |
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207 |
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208 |
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209 | this.tryEntries = [{ tryLoc: "root" }];
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210 | tryList.forEach(pushTryEntry, this);
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211 | this.reset();
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212 | }
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213 |
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214 | Context.prototype = {
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215 | constructor: Context,
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216 |
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217 | reset: function() {
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218 | this.prev = 0;
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219 | this.next = 0;
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220 | this.sent = undefined;
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221 | this.done = false;
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222 | this.delegate = null;
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223 |
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224 | this.tryEntries.forEach(resetTryEntry);
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225 |
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226 |
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227 |
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228 | for (var tempIndex = 0, tempName;
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229 | hasOwn.call(this, tempName = "t" + tempIndex) || tempIndex < 20;
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230 | ++tempIndex) {
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231 | this[tempName] = null;
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232 | }
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233 | },
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234 |
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235 | stop: function() {
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236 | this.done = true;
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237 |
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238 | var rootEntry = this.tryEntries[0];
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239 | var rootRecord = rootEntry.completion;
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240 | if (rootRecord.type === "throw") {
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241 | throw rootRecord.arg;
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242 | }
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243 |
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244 | return this.rval;
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245 | },
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246 |
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247 | keys: function(object) {
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248 | var keys = [];
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249 | for (var key in object) {
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250 | keys.push(key);
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251 | }
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252 | keys.reverse();
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253 |
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254 |
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255 |
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256 | return function next() {
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257 | while (keys.length) {
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258 | var key = keys.pop();
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259 | if (key in object) {
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260 | next.value = key;
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261 | next.done = false;
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262 | return next;
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263 | }
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264 | }
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265 |
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266 |
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267 |
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268 |
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269 | next.done = true;
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270 | return next;
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271 | };
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272 | },
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273 |
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274 | dispatchException: function(exception) {
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275 | if (this.done) {
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276 | throw exception;
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277 | }
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278 |
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279 | var context = this;
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280 | function handle(loc, caught) {
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281 | record.type = "throw";
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282 | record.arg = exception;
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283 | context.next = loc;
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284 | return !!caught;
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285 | }
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286 |
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287 | for (var i = this.tryEntries.length - 1; i >= 0; --i) {
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288 | var entry = this.tryEntries[i];
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289 | var record = entry.completion;
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290 |
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291 | if (entry.tryLoc === "root") {
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292 |
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293 |
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294 |
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295 | return handle("end");
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296 | }
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297 |
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298 | if (entry.tryLoc <= this.prev) {
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299 | var hasCatch = hasOwn.call(entry, "catchLoc");
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300 | var hasFinally = hasOwn.call(entry, "finallyLoc");
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301 |
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302 | if (hasCatch && hasFinally) {
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303 | if (this.prev < entry.catchLoc) {
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304 | return handle(entry.catchLoc, true);
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305 | } else if (this.prev < entry.finallyLoc) {
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306 | return handle(entry.finallyLoc);
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307 | }
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308 |
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309 | } else if (hasCatch) {
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310 | if (this.prev < entry.catchLoc) {
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311 | return handle(entry.catchLoc, true);
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312 | }
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313 |
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314 | } else if (hasFinally) {
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315 | if (this.prev < entry.finallyLoc) {
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316 | return handle(entry.finallyLoc);
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317 | }
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318 |
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319 | } else {
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320 | throw new Error("try statement without catch or finally");
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321 | }
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322 | }
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323 | }
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324 | },
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325 |
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326 | _findFinallyEntry: function(finallyLoc) {
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327 | for (var i = this.tryEntries.length - 1; i >= 0; --i) {
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328 | var entry = this.tryEntries[i];
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329 | if (entry.tryLoc <= this.prev &&
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330 | hasOwn.call(entry, "finallyLoc") && (
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331 | entry.finallyLoc === finallyLoc ||
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332 | this.prev < entry.finallyLoc)) {
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333 | return entry;
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334 | }
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335 | }
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336 | },
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337 |
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338 | abrupt: function(type, arg) {
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339 | var entry = this._findFinallyEntry();
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340 | var record = entry ? entry.completion : {};
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341 |
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342 | record.type = type;
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343 | record.arg = arg;
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344 |
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345 | if (entry) {
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346 | this.next = entry.finallyLoc;
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347 | } else {
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348 | this.complete(record);
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349 | }
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350 |
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351 | return ContinueSentinel;
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352 | },
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353 |
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354 | complete: function(record) {
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355 | if (record.type === "throw") {
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356 | throw record.arg;
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357 | }
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358 |
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359 | if (record.type === "break" ||
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360 | record.type === "continue") {
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361 | this.next = record.arg;
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362 | } else if (record.type === "return") {
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363 | this.rval = record.arg;
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364 | this.next = "end";
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365 | }
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366 |
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367 | return ContinueSentinel;
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368 | },
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369 |
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370 | finish: function(finallyLoc) {
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371 | var entry = this._findFinallyEntry(finallyLoc);
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372 | return this.complete(entry.completion);
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373 | },
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374 |
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375 | "catch": function(tryLoc) {
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376 | for (var i = this.tryEntries.length - 1; i >= 0; --i) {
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377 | var entry = this.tryEntries[i];
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378 | if (entry.tryLoc === tryLoc) {
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379 | var record = entry.completion;
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380 | if (record.type === "throw") {
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381 | var thrown = record.arg;
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382 | resetTryEntry(entry, i);
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383 | }
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384 | return thrown;
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385 | }
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386 | }
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387 |
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388 |
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389 |
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390 | throw new Error("illegal catch attempt");
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391 | },
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392 |
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393 | delegateYield: function(generator, resultName, nextLoc) {
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394 | this.delegate = {
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395 | generator: generator,
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396 | resultName: resultName,
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397 | nextLoc: nextLoc
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398 | };
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399 |
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400 | return ContinueSentinel;
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401 | }
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402 | };
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403 | }).apply(this, Function("return [this, function GeneratorFunction(){}]")());
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404 |
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405 |
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406 | exports.Builder = require('./builders/builder');
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407 |
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408 | exports.scripts = require('./builders/scripts');
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409 | exports.styles = require('./builders/styles');
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410 | exports.files = require('./builders/files');
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411 |
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412 | exports.plugin =
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413 | exports.plugins = {
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414 | js: require('./plugins/js'),
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415 | css: require('./plugins/css'),
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416 | json: require('./plugins/json'),
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417 | string: require('./plugins/string'),
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418 | copy: require('./plugins/copy'),
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419 | symlink: require('./plugins/symlink'),
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420 | urlRewriter: require('./plugins/url-rewriter'),
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421 | }; |
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