1 | "use strict";
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2 |
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3 | Object.defineProperty(exports, "__esModule", {
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4 | value: true
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5 | });
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6 | exports.default = void 0;
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7 |
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8 | var _uglifyJs = _interopRequireDefault(require("uglify-js"));
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9 |
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10 | function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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11 |
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12 | function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; var ownKeys = Object.keys(source); if (typeof Object.getOwnPropertySymbols === 'function') { ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) { return Object.getOwnPropertyDescriptor(source, sym).enumerable; })); } ownKeys.forEach(function (key) { _defineProperty(target, key, source[key]); }); } return target; }
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13 |
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14 | function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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15 |
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16 | const buildUglifyOptions = ({
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17 | warnings,
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18 | parse = {},
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19 | compress = {},
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20 | mangle,
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21 | output,
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22 | toplevel,
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23 | nameCache,
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24 | ie8,
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25 |
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26 |
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27 | keep_fnames
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28 |
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29 |
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30 | } = {}) => ({
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31 | warnings,
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32 | parse: _objectSpread({}, parse),
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33 | compress: typeof compress === 'boolean' ? compress : _objectSpread({}, compress),
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34 |
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35 | mangle: mangle == null ? true : typeof mangle === 'boolean' ? mangle : _objectSpread({}, mangle),
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36 | output: _objectSpread({
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37 | shebang: true,
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38 | comments: false,
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39 | beautify: false,
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40 | semicolons: true
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41 | }, output),
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42 |
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43 | sourceMap: null,
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44 | toplevel,
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45 | nameCache,
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46 | ie8,
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47 | keep_fnames
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48 | });
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49 |
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50 | const buildComments = (options, uglifyOptions, extractedComments) => {
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51 | const condition = {};
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52 | const commentsOpts = uglifyOptions.output.comments;
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53 |
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54 | if (typeof options.extractComments === 'boolean') {
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55 | condition.preserve = commentsOpts;
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56 | condition.extract = /^\**!|@preserve|@license|@cc_on/i;
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57 | } else if (typeof options.extractComments === 'string' || options.extractComments instanceof RegExp) {
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58 |
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59 | condition.preserve = commentsOpts;
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60 | condition.extract = options.extractComments;
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61 | } else if (typeof options.extractComments === 'function') {
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62 | condition.preserve = commentsOpts;
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63 | condition.extract = options.extractComments;
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64 | } else if (Object.prototype.hasOwnProperty.call(options.extractComments, 'condition')) {
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65 |
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66 | condition.preserve = commentsOpts;
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67 | condition.extract = options.extractComments.condition;
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68 | } else {
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69 |
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70 | condition.preserve = false;
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71 | condition.extract = commentsOpts;
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72 | }
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73 |
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74 |
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75 | ['preserve', 'extract'].forEach(key => {
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76 | let regexStr;
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77 | let regex;
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78 |
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79 | switch (typeof condition[key]) {
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80 | case 'boolean':
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81 | condition[key] = condition[key] ? () => true : () => false;
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82 | break;
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83 |
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84 | case 'function':
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85 | break;
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86 |
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87 | case 'string':
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88 | if (condition[key] === 'all') {
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89 | condition[key] = () => true;
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90 |
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91 | break;
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92 | }
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93 |
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94 | if (condition[key] === 'some') {
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95 | condition[key] = (astNode, comment) => {
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96 | return comment.type === 'comment2' && /^\**!|@preserve|@license|@cc_on/i.test(comment.value);
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97 | };
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98 |
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99 | break;
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100 | }
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101 |
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102 | regexStr = condition[key];
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103 |
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104 | condition[key] = (astNode, comment) => {
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105 | return new RegExp(regexStr).test(comment.value);
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106 | };
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107 |
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108 | break;
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109 |
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110 | default:
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111 | regex = condition[key];
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112 |
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113 | condition[key] = (astNode, comment) => regex.test(comment.value);
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114 |
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115 | }
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116 | });
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117 |
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118 |
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119 |
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120 |
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121 | return (astNode, comment) => {
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122 | if (condition.extract(astNode, comment)) {
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123 | const commentText = comment.type === 'comment2' ? `/*${comment.value}*/` : `//${comment.value}`;
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124 |
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125 | if (!extractedComments.includes(commentText)) {
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126 | extractedComments.push(commentText);
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127 | }
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128 | }
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129 |
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130 | return condition.preserve(astNode, comment);
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131 | };
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132 | };
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133 |
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134 | const minify = options => {
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135 | const {
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136 | file,
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137 | input,
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138 | inputSourceMap,
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139 | extractComments,
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140 | minify: minifyFn
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141 | } = options;
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142 |
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143 | if (minifyFn) {
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144 | return minifyFn({
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145 | [file]: input
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146 | }, inputSourceMap);
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147 | }
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148 |
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149 |
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150 | const uglifyOptions = buildUglifyOptions(options.uglifyOptions);
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151 |
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152 | if (inputSourceMap) {
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153 | uglifyOptions.sourceMap = {
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154 | content: inputSourceMap
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155 | };
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156 | }
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157 |
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158 | const extractedComments = [];
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159 |
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160 | if (extractComments) {
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161 | uglifyOptions.output.comments = buildComments(options, uglifyOptions, extractedComments);
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162 | }
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163 |
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164 | const {
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165 | error,
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166 | map,
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167 | code,
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168 | warnings
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169 | } = _uglifyJs.default.minify({
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170 | [file]: input
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171 | }, uglifyOptions);
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172 |
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173 | return {
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174 | error,
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175 | map,
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176 | code,
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177 | warnings,
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178 | extractedComments
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179 | };
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180 | };
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181 |
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182 | var _default = minify;
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183 | exports.default = _default; |
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