"use strict";
|
|
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
|
|
function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
|
|
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 bfj = require('bfj');
|
|
const path = require('path');
|
|
const mkdir = require('mkdirp');
|
|
const {
|
bold
|
} = require('chalk');
|
|
const Logger = require('./Logger');
|
|
const viewer = require('./viewer');
|
|
const utils = require('./utils');
|
|
class BundleAnalyzerPlugin {
|
constructor(opts = {}) {
|
this.opts = _objectSpread({
|
analyzerMode: 'server',
|
analyzerHost: '127.0.0.1',
|
reportFilename: null,
|
reportTitle: utils.defaultTitle,
|
defaultSizes: 'parsed',
|
openAnalyzer: true,
|
generateStatsFile: false,
|
statsFilename: 'stats.json',
|
statsOptions: null,
|
excludeAssets: null,
|
logLevel: 'info',
|
// deprecated
|
startAnalyzer: true
|
}, opts, {
|
analyzerPort: 'analyzerPort' in opts ? opts.analyzerPort === 'auto' ? 0 : opts.analyzerPort : 8888
|
});
|
this.server = null;
|
this.logger = new Logger(this.opts.logLevel);
|
}
|
|
apply(compiler) {
|
this.compiler = compiler;
|
|
const done = (stats, callback) => {
|
callback = callback || (() => {});
|
|
const actions = [];
|
|
if (this.opts.generateStatsFile) {
|
actions.push(() => this.generateStatsFile(stats.toJson(this.opts.statsOptions)));
|
} // Handling deprecated `startAnalyzer` flag
|
|
|
if (this.opts.analyzerMode === 'server' && !this.opts.startAnalyzer) {
|
this.opts.analyzerMode = 'disabled';
|
}
|
|
if (this.opts.analyzerMode === 'server') {
|
actions.push(() => this.startAnalyzerServer(stats.toJson()));
|
} else if (this.opts.analyzerMode === 'static') {
|
actions.push(() => this.generateStaticReport(stats.toJson()));
|
} else if (this.opts.analyzerMode === 'json') {
|
actions.push(() => this.generateJSONReport(stats.toJson()));
|
}
|
|
if (actions.length) {
|
// Making analyzer logs to be after all webpack logs in the console
|
setImmediate( /*#__PURE__*/_asyncToGenerator(function* () {
|
try {
|
yield Promise.all(actions.map(action => action()));
|
callback();
|
} catch (e) {
|
callback(e);
|
}
|
}));
|
} else {
|
callback();
|
}
|
};
|
|
if (compiler.hooks) {
|
compiler.hooks.done.tapAsync('webpack-bundle-analyzer', done);
|
} else {
|
compiler.plugin('done', done);
|
}
|
}
|
|
generateStatsFile(stats) {
|
var _this = this;
|
|
return _asyncToGenerator(function* () {
|
const statsFilepath = path.resolve(_this.compiler.outputPath, _this.opts.statsFilename);
|
mkdir.sync(path.dirname(statsFilepath));
|
|
try {
|
yield bfj.write(statsFilepath, stats, {
|
space: 2,
|
promises: 'ignore',
|
buffers: 'ignore',
|
maps: 'ignore',
|
iterables: 'ignore',
|
circular: 'ignore'
|
});
|
|
_this.logger.info(`${bold('Webpack Bundle Analyzer')} saved stats file to ${bold(statsFilepath)}`);
|
} catch (error) {
|
_this.logger.error(`${bold('Webpack Bundle Analyzer')} error saving stats file to ${bold(statsFilepath)}: ${error}`);
|
}
|
})();
|
}
|
|
startAnalyzerServer(stats) {
|
var _this2 = this;
|
|
return _asyncToGenerator(function* () {
|
if (_this2.server) {
|
(yield _this2.server).updateChartData(stats);
|
} else {
|
_this2.server = viewer.startServer(stats, {
|
openBrowser: _this2.opts.openAnalyzer,
|
host: _this2.opts.analyzerHost,
|
port: _this2.opts.analyzerPort,
|
reportTitle: _this2.opts.reportTitle,
|
bundleDir: _this2.getBundleDirFromCompiler(),
|
logger: _this2.logger,
|
defaultSizes: _this2.opts.defaultSizes,
|
excludeAssets: _this2.opts.excludeAssets
|
});
|
}
|
})();
|
}
|
|
generateJSONReport(stats) {
|
var _this3 = this;
|
|
return _asyncToGenerator(function* () {
|
yield viewer.generateJSONReport(stats, {
|
reportFilename: path.resolve(_this3.compiler.outputPath, _this3.opts.reportFilename || 'report.json'),
|
bundleDir: _this3.getBundleDirFromCompiler(),
|
logger: _this3.logger,
|
excludeAssets: _this3.opts.excludeAssets
|
});
|
})();
|
}
|
|
generateStaticReport(stats) {
|
var _this4 = this;
|
|
return _asyncToGenerator(function* () {
|
yield viewer.generateReport(stats, {
|
openBrowser: _this4.opts.openAnalyzer,
|
reportFilename: path.resolve(_this4.compiler.outputPath, _this4.opts.reportFilename || 'report.html'),
|
reportTitle: _this4.opts.reportTitle,
|
bundleDir: _this4.getBundleDirFromCompiler(),
|
logger: _this4.logger,
|
defaultSizes: _this4.opts.defaultSizes,
|
excludeAssets: _this4.opts.excludeAssets
|
});
|
})();
|
}
|
|
getBundleDirFromCompiler() {
|
switch (this.compiler.outputFileSystem.constructor.name) {
|
case 'MemoryFileSystem':
|
return null;
|
// Detect AsyncMFS used by Nuxt 2.5 that replaces webpack's MFS during development
|
// Related: #274
|
|
case 'AsyncMFS':
|
return null;
|
|
default:
|
return this.compiler.outputPath;
|
}
|
}
|
|
}
|
|
module.exports = BundleAnalyzerPlugin;
|
