diff options
Diffstat (limited to 'node_modules/terser-webpack-plugin/dist/index.js')
| -rw-r--r-- | node_modules/terser-webpack-plugin/dist/index.js | 356 |
1 files changed, 0 insertions, 356 deletions
diff --git a/node_modules/terser-webpack-plugin/dist/index.js b/node_modules/terser-webpack-plugin/dist/index.js deleted file mode 100644 index 6268f6b..0000000 --- a/node_modules/terser-webpack-plugin/dist/index.js +++ /dev/null @@ -1,356 +0,0 @@ -"use strict"; - -Object.defineProperty(exports, "__esModule", { - value: true -}); -exports.default = void 0; - -var _crypto = _interopRequireDefault(require("crypto")); - -var _path = _interopRequireDefault(require("path")); - -var _sourceMap = require("source-map"); - -var _webpackSources = require("webpack-sources"); - -var _RequestShortener = _interopRequireDefault(require("webpack/lib/RequestShortener")); - -var _ModuleFilenameHelpers = _interopRequireDefault(require("webpack/lib/ModuleFilenameHelpers")); - -var _schemaUtils = _interopRequireDefault(require("schema-utils")); - -var _serializeJavascript = _interopRequireDefault(require("serialize-javascript")); - -var _package = _interopRequireDefault(require("terser/package.json")); - -var _options = _interopRequireDefault(require("./options.json")); - -var _TaskRunner = _interopRequireDefault(require("./TaskRunner")); - -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } - -function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; } - -function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; } - -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; } - -const warningRegex = /\[.+:([0-9]+),([0-9]+)\]/; - -class TerserPlugin { - constructor(options = {}) { - (0, _schemaUtils.default)(_options.default, options, 'Terser Plugin'); - const { - minify, - terserOptions = {}, - test = /\.m?js(\?.*)?$/i, - chunkFilter = () => true, - warningsFilter = () => true, - extractComments = false, - sourceMap = false, - cache = false, - cacheKeys = defaultCacheKeys => defaultCacheKeys, - parallel = false, - include, - exclude - } = options; - this.options = { - test, - chunkFilter, - warningsFilter, - extractComments, - sourceMap, - cache, - cacheKeys, - parallel, - include, - exclude, - minify, - terserOptions: _objectSpread({ - output: { - comments: extractComments ? false : /^\**!|@preserve|@license|@cc_on/i - } - }, terserOptions) - }; - } - - static isSourceMap(input) { - // All required options for `new SourceMapConsumer(...options)` - // https://github.com/mozilla/source-map#new-sourcemapconsumerrawsourcemap - return Boolean(input && input.version && input.sources && Array.isArray(input.sources) && typeof input.mappings === 'string'); - } - - static buildSourceMap(inputSourceMap) { - if (!inputSourceMap || !TerserPlugin.isSourceMap(inputSourceMap)) { - return null; - } - - return new _sourceMap.SourceMapConsumer(inputSourceMap); - } - - static buildError(err, file, sourceMap, requestShortener) { - // Handling error which should have line, col, filename and message - if (err.line) { - const original = sourceMap && sourceMap.originalPositionFor({ - line: err.line, - column: err.col - }); - - if (original && original.source && requestShortener) { - return new Error(`${file} from Terser\n${err.message} [${requestShortener.shorten(original.source)}:${original.line},${original.column}][${file}:${err.line},${err.col}]`); - } - - return new Error(`${file} from Terser\n${err.message} [${file}:${err.line},${err.col}]`); - } else if (err.stack) { - return new Error(`${file} from Terser\n${err.stack}`); - } - - return new Error(`${file} from Terser\n${err.message}`); - } - - static buildWarning(warning, file, sourceMap, requestShortener, warningsFilter) { - let warningMessage = warning; - let locationMessage = ''; - let source = null; - - if (sourceMap) { - const match = warningRegex.exec(warning); - - if (match) { - const line = +match[1]; - const column = +match[2]; - const original = sourceMap.originalPositionFor({ - line, - column - }); - - if (original && original.source && original.source !== file && requestShortener) { - ({ - source - } = original); - warningMessage = `${warningMessage.replace(warningRegex, '')}`; - locationMessage = `[${requestShortener.shorten(original.source)}:${original.line},${original.column}]`; - } - } - } - - if (warningsFilter && !warningsFilter(warning, source)) { - return null; - } - - return `Terser Plugin: ${warningMessage}${locationMessage}`; - } - - apply(compiler) { - const buildModuleFn = moduleArg => { - // to get detailed location info about errors - moduleArg.useSourceMap = true; - }; - - const optimizeFn = (compilation, chunks, callback) => { - const taskRunner = new _TaskRunner.default({ - cache: this.options.cache, - parallel: this.options.parallel - }); - const processedAssets = new WeakSet(); - const tasks = []; - const { - chunkFilter - } = this.options; - Array.from(chunks).filter(chunk => chunkFilter && chunkFilter(chunk)).reduce((acc, chunk) => acc.concat(chunk.files || []), []).concat(compilation.additionalChunkAssets || []).filter(_ModuleFilenameHelpers.default.matchObject.bind(null, this.options)).forEach(file => { - let inputSourceMap; - const asset = compilation.assets[file]; - - if (processedAssets.has(asset)) { - return; - } - - try { - let input; - - if (this.options.sourceMap && asset.sourceAndMap) { - const { - source, - map - } = asset.sourceAndMap(); - input = source; - - if (TerserPlugin.isSourceMap(map)) { - inputSourceMap = map; - } else { - inputSourceMap = map; - compilation.warnings.push(new Error(`${file} contains invalid source map`)); - } - } else { - input = asset.source(); - inputSourceMap = null; - } // Handling comment extraction - - - let commentsFile = false; - - if (this.options.extractComments) { - commentsFile = this.options.extractComments.filename || `${file}.LICENSE`; - - if (typeof commentsFile === 'function') { - commentsFile = commentsFile(file); - } - } - - const task = { - file, - input, - inputSourceMap, - commentsFile, - extractComments: this.options.extractComments, - terserOptions: this.options.terserOptions, - minify: this.options.minify - }; - - if (this.options.cache) { - const defaultCacheKeys = { - terser: _package.default.version, - node_version: process.version, - // eslint-disable-next-line global-require - 'terser-webpack-plugin': require('../package.json').version, - 'terser-webpack-plugin-options': this.options, - hash: _crypto.default.createHash('md4').update(input).digest('hex') - }; - task.cacheKeys = this.options.cacheKeys(defaultCacheKeys, file); - } - - tasks.push(task); - } catch (error) { - compilation.errors.push(TerserPlugin.buildError(error, file, TerserPlugin.buildSourceMap(inputSourceMap), new _RequestShortener.default(compiler.context))); - } - }); - taskRunner.run(tasks, (tasksError, results) => { - if (tasksError) { - compilation.errors.push(tasksError); - return; - } - - results.forEach((data, index) => { - const { - file, - input, - inputSourceMap, - commentsFile - } = tasks[index]; - const { - error, - map, - code, - warnings - } = data; - let { - extractedComments - } = data; - let sourceMap = null; - - if (error || warnings && warnings.length > 0) { - sourceMap = TerserPlugin.buildSourceMap(inputSourceMap); - } // Handling results - // Error case: add errors, and go to next file - - - if (error) { - compilation.errors.push(TerserPlugin.buildError(error, file, sourceMap, new _RequestShortener.default(compiler.context))); - return; - } - - let outputSource; - - if (map) { - outputSource = new _webpackSources.SourceMapSource(code, file, JSON.parse(map), input, inputSourceMap, true); - } else { - outputSource = new _webpackSources.RawSource(code); - } // Write extracted comments to commentsFile - - - if (commentsFile && extractedComments && extractedComments.length > 0) { - if (commentsFile in compilation.assets) { - const commentsFileSource = compilation.assets[commentsFile].source(); - extractedComments = extractedComments.filter(comment => !commentsFileSource.includes(comment)); - } - - if (extractedComments.length > 0) { - // Add a banner to the original file - if (this.options.extractComments.banner !== false) { - let banner = this.options.extractComments.banner || `For license information please see ${_path.default.posix.basename(commentsFile)}`; - - if (typeof banner === 'function') { - banner = banner(commentsFile); - } - - if (banner) { - outputSource = new _webpackSources.ConcatSource(`/*! ${banner} */\n`, outputSource); - } - } - - const commentsSource = new _webpackSources.RawSource(`${extractedComments.join('\n\n')}\n`); - - if (commentsFile in compilation.assets) { - // commentsFile already exists, append new comments... - if (compilation.assets[commentsFile] instanceof _webpackSources.ConcatSource) { - compilation.assets[commentsFile].add('\n'); - compilation.assets[commentsFile].add(commentsSource); - } else { - compilation.assets[commentsFile] = new _webpackSources.ConcatSource(compilation.assets[commentsFile], '\n', commentsSource); - } - } else { - compilation.assets[commentsFile] = commentsSource; - } - } - } // Updating assets - - - processedAssets.add(compilation.assets[file] = outputSource); // Handling warnings - - if (warnings && warnings.length > 0) { - warnings.forEach(warning => { - const builtWarning = TerserPlugin.buildWarning(warning, file, sourceMap, new _RequestShortener.default(compiler.context), this.options.warningsFilter); - - if (builtWarning) { - compilation.warnings.push(builtWarning); - } - }); - } - }); - taskRunner.exit(); - callback(); - }); - }; - - const plugin = { - name: this.constructor.name - }; - compiler.hooks.compilation.tap(plugin, compilation => { - if (this.options.sourceMap) { - compilation.hooks.buildModule.tap(plugin, buildModuleFn); - } - - const { - mainTemplate, - chunkTemplate - } = compilation; // Regenerate `contenthash` for minified assets - - for (const template of [mainTemplate, chunkTemplate]) { - template.hooks.hashForChunk.tap(plugin, hash => { - const data = (0, _serializeJavascript.default)({ - terser: _package.default.version, - terserOptions: this.options.terserOptions - }); - hash.update('TerserPlugin'); - hash.update(data); - }); - } - - compilation.hooks.optimizeChunkAssets.tapAsync(plugin, optimizeFn.bind(this, compilation)); - }); - } - -} - -var _default = TerserPlugin; -exports.default = _default;
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