From 26105034da4fcce7ac883c899d781f016559310d Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Thu, 8 Nov 2018 00:38:48 +0800
Subject: switch to vuepress

---
 node_modules/uglifyjs-webpack-plugin/dist/cjs.js   |   3 +
 node_modules/uglifyjs-webpack-plugin/dist/index.js | 384 +++++++++++++++++++++
 .../uglifyjs-webpack-plugin/dist/options.json      |  74 ++++
 .../uglifyjs-webpack-plugin/dist/uglify/Runner.js  | 136 ++++++++
 .../uglifyjs-webpack-plugin/dist/uglify/minify.js  | 179 ++++++++++
 .../uglifyjs-webpack-plugin/dist/uglify/worker.js  |  20 ++
 6 files changed, 796 insertions(+)
 create mode 100644 node_modules/uglifyjs-webpack-plugin/dist/cjs.js
 create mode 100644 node_modules/uglifyjs-webpack-plugin/dist/index.js
 create mode 100644 node_modules/uglifyjs-webpack-plugin/dist/options.json
 create mode 100644 node_modules/uglifyjs-webpack-plugin/dist/uglify/Runner.js
 create mode 100644 node_modules/uglifyjs-webpack-plugin/dist/uglify/minify.js
 create mode 100644 node_modules/uglifyjs-webpack-plugin/dist/uglify/worker.js

(limited to 'node_modules/uglifyjs-webpack-plugin/dist')

diff --git a/node_modules/uglifyjs-webpack-plugin/dist/cjs.js b/node_modules/uglifyjs-webpack-plugin/dist/cjs.js
new file mode 100644
index 00000000..61cc3574
--- /dev/null
+++ b/node_modules/uglifyjs-webpack-plugin/dist/cjs.js
@@ -0,0 +1,3 @@
+'use strict';
+
+module.exports = require('./index').default;
\ No newline at end of file
diff --git a/node_modules/uglifyjs-webpack-plugin/dist/index.js b/node_modules/uglifyjs-webpack-plugin/dist/index.js
new file mode 100644
index 00000000..7b87cfa6
--- /dev/null
+++ b/node_modules/uglifyjs-webpack-plugin/dist/index.js
@@ -0,0 +1,384 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+
+var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); /* eslint-disable
+                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       no-param-reassign
+                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     */
+
+
+var _crypto = require('crypto');
+
+var _crypto2 = _interopRequireDefault(_crypto);
+
+var _path = require('path');
+
+var _path2 = _interopRequireDefault(_path);
+
+var _sourceMap = require('source-map');
+
+var _webpackSources = require('webpack-sources');
+
+var _RequestShortener = require('webpack/lib/RequestShortener');
+
+var _RequestShortener2 = _interopRequireDefault(_RequestShortener);
+
+var _ModuleFilenameHelpers = require('webpack/lib/ModuleFilenameHelpers');
+
+var _ModuleFilenameHelpers2 = _interopRequireDefault(_ModuleFilenameHelpers);
+
+var _schemaUtils = require('schema-utils');
+
+var _schemaUtils2 = _interopRequireDefault(_schemaUtils);
+
+var _options = require('./options.json');
+
+var _options2 = _interopRequireDefault(_options);
+
+var _Runner = require('./uglify/Runner');
+
+var _Runner2 = _interopRequireDefault(_Runner);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+var warningRegex = /\[.+:([0-9]+),([0-9]+)\]/;
+
+var UglifyJsPlugin = function () {
+  function UglifyJsPlugin() {
+    var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
+
+    _classCallCheck(this, UglifyJsPlugin);
+
+    (0, _schemaUtils2.default)(_options2.default, options, 'UglifyJs Plugin');
+
+    var minify = options.minify,
+        _options$uglifyOption = options.uglifyOptions,
+        uglifyOptions = _options$uglifyOption === undefined ? {} : _options$uglifyOption,
+        _options$test = options.test,
+        test = _options$test === undefined ? /\.js(\?.*)?$/i : _options$test,
+        _options$warningsFilt = options.warningsFilter,
+        warningsFilter = _options$warningsFilt === undefined ? function () {
+      return true;
+    } : _options$warningsFilt,
+        _options$extractComme = options.extractComments,
+        extractComments = _options$extractComme === undefined ? false : _options$extractComme,
+        _options$sourceMap = options.sourceMap,
+        sourceMap = _options$sourceMap === undefined ? false : _options$sourceMap,
+        _options$cache = options.cache,
+        cache = _options$cache === undefined ? false : _options$cache,
+        _options$cacheKeys = options.cacheKeys,
+        cacheKeys = _options$cacheKeys === undefined ? function (defaultCacheKeys) {
+      return defaultCacheKeys;
+    } : _options$cacheKeys,
+        _options$parallel = options.parallel,
+        parallel = _options$parallel === undefined ? false : _options$parallel,
+        include = options.include,
+        exclude = options.exclude;
+
+
+    this.options = {
+      test,
+      warningsFilter,
+      extractComments,
+      sourceMap,
+      cache,
+      cacheKeys,
+      parallel,
+      include,
+      exclude,
+      minify,
+      uglifyOptions: Object.assign({
+        compress: {
+          inline: 1
+        },
+        output: {
+          comments: extractComments ? false : /^\**!|@preserve|@license|@cc_on/
+        }
+      }, uglifyOptions)
+    };
+  }
+
+  _createClass(UglifyJsPlugin, [{
+    key: 'apply',
+    value: function apply(compiler) {
+      var _this = this;
+
+      var buildModuleFn = function buildModuleFn(moduleArg) {
+        // to get detailed location info about errors
+        moduleArg.useSourceMap = true;
+      };
+
+      var optimizeFn = function optimizeFn(compilation, chunks, callback) {
+        var runner = new _Runner2.default({
+          cache: _this.options.cache,
+          parallel: _this.options.parallel
+        });
+
+        var uglifiedAssets = new WeakSet();
+        var tasks = [];
+
+        chunks.reduce(function (acc, chunk) {
+          return acc.concat(chunk.files || []);
+        }, []).concat(compilation.additionalChunkAssets || []).filter(_ModuleFilenameHelpers2.default.matchObject.bind(null, _this.options)).forEach(function (file) {
+          var inputSourceMap = void 0;
+
+          var asset = compilation.assets[file];
+
+          if (uglifiedAssets.has(asset)) {
+            return;
+          }
+
+          try {
+            var input = void 0;
+
+            if (_this.options.sourceMap && asset.sourceAndMap) {
+              var _asset$sourceAndMap = asset.sourceAndMap(),
+                  source = _asset$sourceAndMap.source,
+                  map = _asset$sourceAndMap.map;
+
+              input = source;
+
+              if (UglifyJsPlugin.isSourceMap(map)) {
+                inputSourceMap = map;
+              } else {
+                inputSourceMap = map;
+
+                compilation.warnings.push(new Error(`${file} contains invalid source map`));
+              }
+            } else {
+              input = asset.source();
+              inputSourceMap = null;
+            }
+
+            // Handling comment extraction
+            var commentsFile = false;
+
+            if (_this.options.extractComments) {
+              commentsFile = _this.options.extractComments.filename || `${file}.LICENSE`;
+
+              if (typeof commentsFile === 'function') {
+                commentsFile = commentsFile(file);
+              }
+            }
+
+            var task = {
+              file,
+              input,
+              inputSourceMap,
+              commentsFile,
+              extractComments: _this.options.extractComments,
+              uglifyOptions: _this.options.uglifyOptions,
+              minify: _this.options.minify
+            };
+
+            if (_this.options.cache) {
+              var defaultCacheKeys = {
+                // eslint-disable-next-line global-require
+                'uglify-es': require('uglify-es/package.json').version,
+                // eslint-disable-next-line global-require
+                'uglifyjs-webpack-plugin': require('../package.json').version,
+                'uglifyjs-webpack-plugin-options': _this.options,
+                path: compiler.outputPath ? `${compiler.outputPath}/${file}` : file,
+                hash: _crypto2.default.createHash('md4').update(input).digest('hex')
+              };
+
+              task.cacheKeys = _this.options.cacheKeys(defaultCacheKeys, file);
+            }
+
+            tasks.push(task);
+          } catch (error) {
+            compilation.errors.push(UglifyJsPlugin.buildError(error, file, UglifyJsPlugin.buildSourceMap(inputSourceMap), new _RequestShortener2.default(compiler.context)));
+          }
+        });
+
+        runner.runTasks(tasks, function (tasksError, results) {
+          if (tasksError) {
+            compilation.errors.push(tasksError);
+
+            return;
+          }
+
+          results.forEach(function (data, index) {
+            var _tasks$index = tasks[index],
+                file = _tasks$index.file,
+                input = _tasks$index.input,
+                inputSourceMap = _tasks$index.inputSourceMap,
+                commentsFile = _tasks$index.commentsFile;
+            var error = data.error,
+                map = data.map,
+                code = data.code,
+                warnings = data.warnings,
+                extractedComments = data.extractedComments;
+
+
+            var sourceMap = null;
+
+            if (error || warnings && warnings.length > 0) {
+              sourceMap = UglifyJsPlugin.buildSourceMap(inputSourceMap);
+            }
+
+            // Handling results
+            // Error case: add errors, and go to next file
+            if (error) {
+              compilation.errors.push(UglifyJsPlugin.buildError(error, file, sourceMap, new _RequestShortener2.default(compiler.context)));
+
+              return;
+            }
+
+            var outputSource = void 0;
+
+            if (map) {
+              outputSource = new _webpackSources.SourceMapSource(code, file, JSON.parse(map), input, inputSourceMap);
+            } else {
+              outputSource = new _webpackSources.RawSource(code);
+            }
+
+            // Write extracted comments to commentsFile
+            if (commentsFile && extractedComments.length > 0) {
+              // Add a banner to the original file
+              if (_this.options.extractComments.banner !== false) {
+                var banner = _this.options.extractComments.banner || `For license information please see ${_path2.default.posix.basename(commentsFile)}`;
+
+                if (typeof banner === 'function') {
+                  banner = banner(commentsFile);
+                }
+
+                if (banner) {
+                  outputSource = new _webpackSources.ConcatSource(`/*! ${banner} */\n`, outputSource);
+                }
+              }
+
+              var commentsSource = new _webpackSources.RawSource(`${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
+            uglifiedAssets.add(compilation.assets[file] = outputSource);
+
+            // Handling warnings
+            if (warnings && warnings.length > 0) {
+              warnings.forEach(function (warning) {
+                var builtWarning = UglifyJsPlugin.buildWarning(warning, file, sourceMap, _this.options.warningsFilter, new _RequestShortener2.default(compiler.context));
+
+                if (builtWarning) {
+                  compilation.warnings.push(builtWarning);
+                }
+              });
+            }
+          });
+
+          runner.exit();
+
+          callback();
+        });
+      };
+
+      /* istanbul ignore if */
+      if (compiler.hooks) {
+        var plugin = { name: 'UglifyJSPlugin' };
+
+        compiler.hooks.compilation.tap(plugin, function (compilation) {
+          if (_this.options.sourceMap) {
+            compilation.hooks.buildModule.tap(plugin, buildModuleFn);
+          }
+
+          compilation.hooks.optimizeChunkAssets.tapAsync(plugin, optimizeFn.bind(_this, compilation));
+        });
+      } else {
+        compiler.plugin('compilation', function (compilation) {
+          if (_this.options.sourceMap) {
+            compilation.plugin('build-module', buildModuleFn);
+          }
+
+          compilation.plugin('optimize-chunk-assets', optimizeFn.bind(_this, compilation));
+        });
+      }
+    }
+  }], [{
+    key: 'isSourceMap',
+    value: function 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');
+    }
+  }, {
+    key: 'buildSourceMap',
+    value: function buildSourceMap(inputSourceMap) {
+      if (!inputSourceMap || !UglifyJsPlugin.isSourceMap(inputSourceMap)) {
+        return null;
+      }
+
+      return new _sourceMap.SourceMapConsumer(inputSourceMap);
+    }
+  }, {
+    key: 'buildError',
+    value: function buildError(err, file, sourceMap, requestShortener) {
+      // Handling error which should have line, col, filename and message
+      if (err.line) {
+        var original = sourceMap && sourceMap.originalPositionFor({
+          line: err.line,
+          column: err.col
+        });
+
+        if (original && original.source && requestShortener) {
+          return new Error(`${file} from UglifyJs\n${err.message} [${requestShortener.shorten(original.source)}:${original.line},${original.column}][${file}:${err.line},${err.col}]`);
+        }
+
+        return new Error(`${file} from UglifyJs\n${err.message} [${file}:${err.line},${err.col}]`);
+      } else if (err.stack) {
+        return new Error(`${file} from UglifyJs\n${err.stack}`);
+      }
+
+      return new Error(`${file} from UglifyJs\n${err.message}`);
+    }
+  }, {
+    key: 'buildWarning',
+    value: function buildWarning(warning, file, sourceMap, warningsFilter, requestShortener) {
+      if (!file || !sourceMap) {
+        return `UglifyJs Plugin: ${warning}`;
+      }
+
+      var warningMessage = warning;
+
+      var match = warningRegex.exec(warning);
+
+      if (match) {
+        var line = +match[1];
+        var column = +match[2];
+        var original = sourceMap.originalPositionFor({
+          line,
+          column
+        });
+
+        if (warningsFilter && !warningsFilter(original.source)) {
+          return null;
+        }
+
+        if (original && original.source && original.source !== file && requestShortener) {
+          warningMessage = `${warningMessage.replace(warningRegex, '')}[${requestShortener.shorten(original.source)}:${original.line},${original.column}]`;
+        }
+      }
+
+      return `UglifyJs Plugin: ${warningMessage} in ${file}`;
+    }
+  }]);
+
+  return UglifyJsPlugin;
+}();
+
+exports.default = UglifyJsPlugin;
\ No newline at end of file
diff --git a/node_modules/uglifyjs-webpack-plugin/dist/options.json b/node_modules/uglifyjs-webpack-plugin/dist/options.json
new file mode 100644
index 00000000..f9ee3860
--- /dev/null
+++ b/node_modules/uglifyjs-webpack-plugin/dist/options.json
@@ -0,0 +1,74 @@
+{
+  "type": "object",
+  "properties": {
+    "test": {},
+    "include": {},
+    "exclude": {},
+    "cache": {
+      "oneOf": [
+        { "type": "boolean" },
+        { "type": "string" }
+      ]
+    },
+    "cacheKeys": {
+      "instanceof": "Function"
+    },
+    "parallel": {
+      "oneOf": [
+        { "type": "boolean" },
+        { "type": "integer" }
+      ]
+    },
+    "sourceMap": {
+      "type": "boolean"
+    },
+    "minify": {
+      "instanceof": "Function"
+    },
+    "uglifyOptions": {
+      "additionalProperties": true,
+      "type": "object",
+      "properties": {
+        "ecma": {
+          "type": "integer",
+          "minimum": 5,
+          "maximum": 8
+        },
+        "warnings": {
+          "type": ["boolean", "string"],
+          "enum": [true, false, "verbose"]
+        },
+        "ie8": {
+          "type": "boolean"
+        },
+        "parse": {
+          "type": "object"
+        },
+        "compress": {
+          "type": ["boolean", "object"]
+        },
+        "mangle": {
+          "type": ["boolean", "object"],
+          "properties": {
+            "properties": {
+              "type": ["boolean", "object"]
+            }
+          }
+        },
+        "output": {
+          "type": ["object", "null"]
+        },
+        "toplevel": {
+          "type": "boolean"
+        },
+        "nameCache": {
+          "type": ["object", "null"]
+        }
+      }
+    },
+    "extractComments": {},
+    "warningsFilter": {}
+  },
+  "additionalProperties": false
+}
+
diff --git a/node_modules/uglifyjs-webpack-plugin/dist/uglify/Runner.js b/node_modules/uglifyjs-webpack-plugin/dist/uglify/Runner.js
new file mode 100644
index 00000000..8bf50307
--- /dev/null
+++ b/node_modules/uglifyjs-webpack-plugin/dist/uglify/Runner.js
@@ -0,0 +1,136 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+
+var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
+
+var _os = require('os');
+
+var _os2 = _interopRequireDefault(_os);
+
+var _cacache = require('cacache');
+
+var _cacache2 = _interopRequireDefault(_cacache);
+
+var _findCacheDir = require('find-cache-dir');
+
+var _findCacheDir2 = _interopRequireDefault(_findCacheDir);
+
+var _workerFarm = require('worker-farm');
+
+var _workerFarm2 = _interopRequireDefault(_workerFarm);
+
+var _serializeJavascript = require('serialize-javascript');
+
+var _serializeJavascript2 = _interopRequireDefault(_serializeJavascript);
+
+var _minify = require('./minify');
+
+var _minify2 = _interopRequireDefault(_minify);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+var workerFile = require.resolve('./worker');
+
+try {
+  // run test
+  workerFile = require.resolve('../../dist/uglify/worker');
+} catch (e) {} // eslint-disable-line no-empty
+
+var Runner = function () {
+  function Runner() {
+    var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
+
+    _classCallCheck(this, Runner);
+
+    var cache = options.cache,
+        parallel = options.parallel;
+
+    this.cacheDir = cache === true ? (0, _findCacheDir2.default)({ name: 'uglifyjs-webpack-plugin' }) : cache;
+    // In some cases cpus() returns undefined
+    // https://github.com/nodejs/node/issues/19022
+    var cpus = _os2.default.cpus() || { length: 1 };
+    this.maxConcurrentWorkers = parallel === true ? cpus.length - 1 : Math.min(Number(parallel) || 0, cpus.length - 1);
+  }
+
+  _createClass(Runner, [{
+    key: 'runTasks',
+    value: function runTasks(tasks, callback) {
+      var _this = this;
+
+      /* istanbul ignore if */
+      if (!tasks.length) {
+        callback(null, []);
+        return;
+      }
+
+      if (this.maxConcurrentWorkers > 1) {
+        var workerOptions = process.platform === 'win32' ? { maxConcurrentWorkers: this.maxConcurrentWorkers, maxConcurrentCallsPerWorker: 1 } : { maxConcurrentWorkers: this.maxConcurrentWorkers };
+        this.workers = (0, _workerFarm2.default)(workerOptions, workerFile);
+        this.boundWorkers = function (options, cb) {
+          return _this.workers((0, _serializeJavascript2.default)(options), cb);
+        };
+      } else {
+        this.boundWorkers = function (options, cb) {
+          try {
+            cb(null, (0, _minify2.default)(options));
+          } catch (error) {
+            cb(error);
+          }
+        };
+      }
+
+      var toRun = tasks.length;
+      var results = [];
+      var step = function step(index, data) {
+        toRun -= 1;
+        results[index] = data;
+
+        if (!toRun) {
+          callback(null, results);
+        }
+      };
+
+      tasks.forEach(function (task, index) {
+        var enqueue = function enqueue() {
+          _this.boundWorkers(task, function (error, data) {
+            var result = error ? { error } : data;
+            var done = function done() {
+              return step(index, result);
+            };
+
+            if (_this.cacheDir && !result.error) {
+              _cacache2.default.put(_this.cacheDir, (0, _serializeJavascript2.default)(task.cacheKeys), JSON.stringify(data)).then(done, done);
+            } else {
+              done();
+            }
+          });
+        };
+
+        if (_this.cacheDir) {
+          _cacache2.default.get(_this.cacheDir, (0, _serializeJavascript2.default)(task.cacheKeys)).then(function (_ref) {
+            var data = _ref.data;
+            return step(index, JSON.parse(data));
+          }, enqueue);
+        } else {
+          enqueue();
+        }
+      });
+    }
+  }, {
+    key: 'exit',
+    value: function exit() {
+      if (this.workers) {
+        _workerFarm2.default.end(this.workers);
+      }
+    }
+  }]);
+
+  return Runner;
+}();
+
+exports.default = Runner;
\ No newline at end of file
diff --git a/node_modules/uglifyjs-webpack-plugin/dist/uglify/minify.js b/node_modules/uglifyjs-webpack-plugin/dist/uglify/minify.js
new file mode 100644
index 00000000..0ff648c4
--- /dev/null
+++ b/node_modules/uglifyjs-webpack-plugin/dist/uglify/minify.js
@@ -0,0 +1,179 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+
+var _uglifyEs = require('uglify-es');
+
+var _uglifyEs2 = _interopRequireDefault(_uglifyEs);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+var buildUglifyOptions = function buildUglifyOptions() {
+  var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
+      ecma = _ref.ecma,
+      warnings = _ref.warnings,
+      _ref$parse = _ref.parse,
+      parse = _ref$parse === undefined ? {} : _ref$parse,
+      _ref$compress = _ref.compress,
+      compress = _ref$compress === undefined ? {} : _ref$compress,
+      mangle = _ref.mangle,
+      output = _ref.output,
+      toplevel = _ref.toplevel,
+      nameCache = _ref.nameCache,
+      ie8 = _ref.ie8,
+      keep_classnames = _ref.keep_classnames,
+      keep_fnames = _ref.keep_fnames,
+      safari10 = _ref.safari10;
+
+  return {
+    ecma,
+    warnings,
+    parse: Object.assign({}, parse),
+    compress: typeof compress === 'boolean' ? compress : Object.assign({}, compress),
+    // eslint-disable-next-line no-nested-ternary
+    mangle: mangle == null ? true : typeof mangle === 'boolean' ? mangle : Object.assign({}, mangle),
+    output: Object.assign({
+      shebang: true,
+      comments: false,
+      beautify: false,
+      semicolons: true
+    }, output),
+    // Ignoring sourceMap from options
+    sourceMap: null,
+    toplevel,
+    nameCache,
+    ie8,
+    keep_classnames,
+    keep_fnames,
+    safari10
+  };
+}; /* eslint-disable
+     arrow-body-style
+   */
+
+
+var buildComments = function buildComments(options, uglifyOptions, extractedComments) {
+  var condition = {};
+  var commentsOpts = uglifyOptions.output.comments;
+
+  // /^\**!|@preserve|@license|@cc_on/
+  if (typeof options.extractComments === 'boolean') {
+    condition.preserve = commentsOpts;
+    condition.extract = /^\**!|@preserve|@license|@cc_on/;
+  } else if (typeof options.extractComments === 'string' || options.extractComments instanceof RegExp) {
+    // extractComments specifies the extract condition and commentsOpts specifies the preserve condition
+    condition.preserve = commentsOpts;
+    condition.extract = options.extractComments;
+  } else if (typeof options.extractComments === 'function') {
+    condition.preserve = false;
+    condition.extract = options.extractComments;
+  } else if (Object.prototype.hasOwnProperty.call(options.extractComments, 'condition')) {
+    // Extract condition is given in extractComments.condition
+    condition.preserve = commentsOpts;
+    condition.extract = options.extractComments.condition;
+  } else {
+    // No extract condition is given. Extract comments that match commentsOpts instead of preserving them
+    condition.preserve = false;
+    condition.extract = commentsOpts;
+  }
+
+  // Ensure that both conditions are functions
+  ['preserve', 'extract'].forEach(function (key) {
+    var regexStr = void 0;
+    var regex = void 0;
+
+    switch (typeof condition[key]) {
+      case 'boolean':
+        condition[key] = condition[key] ? function () {
+          return true;
+        } : function () {
+          return false;
+        };
+
+        break;
+      case 'function':
+        break;
+      case 'string':
+        if (condition[key] === 'all') {
+          condition[key] = function () {
+            return true;
+          };
+
+          break;
+        }
+
+        if (condition[key] === 'some') {
+          condition[key] = function (astNode, comment) {
+            return comment.type === 'comment2' && /@preserve|@license|@cc_on/i.test(comment.value);
+          };
+
+          break;
+        }
+
+        regexStr = condition[key];
+
+        condition[key] = function (astNode, comment) {
+          return new RegExp(regexStr).test(comment.value);
+        };
+
+        break;
+      default:
+        regex = condition[key];
+
+        condition[key] = function (astNode, comment) {
+          return regex.test(comment.value);
+        };
+    }
+  });
+
+  // Redefine the comments function to extract and preserve
+  // comments according to the two conditions
+  return function (astNode, comment) {
+    if (condition.extract(astNode, comment)) {
+      extractedComments.push(comment.type === 'comment2' ? `/*${comment.value}*/` : `//${comment.value}`);
+    }
+
+    return condition.preserve(astNode, comment);
+  };
+};
+
+var minify = function minify(options) {
+  var file = options.file,
+      input = options.input,
+      inputSourceMap = options.inputSourceMap,
+      extractComments = options.extractComments,
+      minifyFn = options.minify;
+
+
+  if (minifyFn) {
+    return minifyFn({ [file]: input }, inputSourceMap);
+  }
+
+  // Copy uglify options
+  var uglifyOptions = buildUglifyOptions(options.uglifyOptions);
+
+  // Add source map data
+  if (inputSourceMap) {
+    uglifyOptions.sourceMap = {
+      content: inputSourceMap
+    };
+  }
+
+  var extractedComments = [];
+
+  if (extractComments) {
+    uglifyOptions.output.comments = buildComments(options, uglifyOptions, extractedComments);
+  }
+
+  var _uglify$minify = _uglifyEs2.default.minify({ [file]: input }, uglifyOptions),
+      error = _uglify$minify.error,
+      map = _uglify$minify.map,
+      code = _uglify$minify.code,
+      warnings = _uglify$minify.warnings;
+
+  return { error, map, code, warnings, extractedComments };
+};
+
+exports.default = minify;
\ No newline at end of file
diff --git a/node_modules/uglifyjs-webpack-plugin/dist/uglify/worker.js b/node_modules/uglifyjs-webpack-plugin/dist/uglify/worker.js
new file mode 100644
index 00000000..94493565
--- /dev/null
+++ b/node_modules/uglifyjs-webpack-plugin/dist/uglify/worker.js
@@ -0,0 +1,20 @@
+'use strict';
+
+var _minify = require('./minify');
+
+var _minify2 = _interopRequireDefault(_minify);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+module.exports = function (options, callback) {
+  try {
+    // 'use strict' => this === undefined (Clean Scope)
+    // Safer for possible security issues, albeit not critical at all here
+    // eslint-disable-next-line no-new-func, no-param-reassign
+    options = new Function('exports', 'require', 'module', '__filename', '__dirname', `'use strict'\nreturn ${options}`)(exports, require, module, __filename, __dirname);
+
+    callback(null, (0, _minify2.default)(options));
+  } catch (errors) {
+    callback(errors);
+  }
+};
\ No newline at end of file
-- 
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