/**
* @author: @AngularClass
*/
const helpers = require('./helpers')
const webpackMerge = require('webpack-merge') // used to merge webpack configs
const commonConfig = require('./webpack.common.js') // the settings that are common to prod and dev
/**
* Webpack Plugins
*/
const DefinePlugin = require('webpack/lib/DefinePlugin')
const LoaderOptionsPlugin = require('webpack/lib/LoaderOptionsPlugin')
const NormalModuleReplacementPlugin = require('webpack/lib/NormalModuleReplacementPlugin')
const OptimizeJsPlugin = require('optimize-js-plugin')
const UglifyJsPlugin = require('webpack/lib/optimize/UglifyJsPlugin')
const HashedModuleIdsPlugin = require('webpack/lib/HashedModuleIdsPlugin')
/**
* Webpack Constants
*/
const ENV = process.env.NODE_ENV = process.env.ENV = 'production'
const HOST = process.env.HOST || 'localhost'
const PORT = process.env.PORT || 8080
const METADATA = webpackMerge(commonConfig({env: ENV}).metadata, {
host: HOST,
port: PORT,
ENV: ENV,
HMR: false,
API_URL: ''
})
module.exports = function (env) {
return webpackMerge(commonConfig({env: ENV}), {
/**
* Developer tool to enhance debugging
*
* See: http://webpack.github.io/docs/configuration.html#devtool
* See: https://github.com/webpack/docs/wiki/build-performance#sourcemaps
*/
devtool: 'source-map',
/**
* Options affecting the output of the compilation.
*
* See: http://webpack.github.io/docs/configuration.html#output
*/
output: {
/**
* The output directory as absolute path (required).
*
* See: http://webpack.github.io/docs/configuration.html#output-path
*/
path: helpers.root('dist'),
/**
* Specifies the name of each output file on disk.
* IMPORTANT: You must not specify an absolute path here!
*
* See: http://webpack.github.io/docs/configuration.html#output-filename
*/
filename: '[name].[chunkhash].bundle.js',
/**
* The filename of the SourceMaps for the JavaScript files.
* They are inside the output.path directory.
*
* See: http://webpack.github.io/docs/configuration.html#output-sourcemapfilename
*/
sourceMapFilename: '[file].map',
/**
* The filename of non-entry chunks as relative path
* inside the output.path directory.
*
* See: http://webpack.github.io/docs/configuration.html#output-chunkfilename
*/
chunkFilename: '[name].[chunkhash].chunk.js',
publicPath: '/client/'
},
externals: {
webtorrent: 'WebTorrent'
},
/**
* Add additional plugins to the compiler.
*
* See: http://webpack.github.io/docs/configuration.html#plugins
*/
plugins: [
/**
* Webpack plugin to optimize a JavaScript file for faster initial load
* by wrapping eagerly-invoked functions.
*
* See: https://github.com/vigneshshanmugam/optimize-js-plugin
*/
new OptimizeJsPlugin({
sourceMap: false
}),
/**
* Plugin: DedupePlugin
* Description: Prevents the inclusion of duplicate code into your bundle
* and instead applies a copy of the function at runtime.
*
* See: https://webpack.github.io/docs/list-of-plugins.html#defineplugin
* See: https://github.com/webpack/docs/wiki/optimization#deduplication
*/
// new DedupePlugin(),
/**
* Plugin: DefinePlugin
* Description: Define free variables.
* Useful for having development builds with debug logging or adding global constants.
*
* Environment helpers
*
* See: https://webpack.github.io/docs/list-of-plugins.html#defineplugin
*/
// NOTE: when adding more properties make sure you include them in custom-typings.d.ts
new DefinePlugin({
'ENV': JSON.stringify(METADATA.ENV),
'HMR': METADATA.HMR,
'API_URL': JSON.stringify(METADATA.API_URL),
'process.env': {
'ENV': JSON.stringify(METADATA.ENV),
'NODE_ENV': JSON.stringify(METADATA.ENV),
'HMR': METADATA.HMR
}
}),
/**
* Plugin: UglifyJsPlugin
* Description: Minimize all JavaScript output of chunks.
* Loaders are switched into minimizing mode.
*
* See: https://webpack.github.io/docs/list-of-plugins.html#uglifyjsplugin
*/
// NOTE: To debug prod builds uncomment //debug lines and comment //prod lines
new UglifyJsPlugin({
// beautify: true, //debug
// mangle: false, //debug
// dead_code: false, //debug
// unused: false, //debug
// deadCode: false, //debug
// compress: {
// screw_ie8: true,
// keep_fnames: true,
// drop_debugger: false,
// dead_code: false,
// unused: false
// }, // debug
// comments: true, //debug
beautify: false, // prod
output: {
comments: false
}, // prod
mangle: {
screw_ie8: true
}, // prod
compress: {
screw_ie8: true,
warnings: false,
conditionals: true,
unused: true,
comparisons: true,
sequences: true,
dead_code: true,
evaluate: true,
if_return: true,
join_vars: true,
negate_iife: false // we need this for lazy v8
}
}),
new NormalModuleReplacementPlugin(
/angular2-hmr/,
helpers.root('config/empty.js')
),
new NormalModuleReplacementPlugin(
/zone\.js(\\|\/)dist(\\|\/)long-stack-trace-zone/,
helpers.root('config/empty.js')
),
new HashedModuleIdsPlugin(),
/**
* Plugin: IgnorePlugin
* Description: Don’t generate modules for requests matching the provided RegExp.
*
* See: http://webpack.github.io/docs/list-of-plugins.html#ignoreplugin
*/
// new IgnorePlugin(/angular2-hmr/),
/**
* Plugin: CompressionPlugin
* Description: Prepares compressed versions of assets to serve
* them with Content-Encoding
*
* See: https://github.com/webpack/compression-webpack-plugin
*/
// install compression-webpack-plugin
// new CompressionPlugin({
// regExp: /\.css$|\.html$|\.js$|\.map$/,
// threshold: 2 * 1024
// })
/**
* Plugin LoaderOptionsPlugin (experimental)
*
* See: https://gist.github.com/sokra/27b24881210b56bbaff7
*/
new LoaderOptionsPlugin({
minimize: true,
debug: false,
options: {
/**
* Static analysis linter for TypeScript advanced options configuration
* Description: An extensible linter for the TypeScript language.
*
* See: https://github.com/wbuchwalter/tslint-loader
*/
tslint: {
emitErrors: true,
failOnHint: true,
resourcePath: 'src'
},
/**
* Html loader advanced options
*
* See: https://github.com/webpack/html-loader#advanced-options
*/
// TODO: Need to workaround Angular 2's html syntax => #id [bind] (event) *ngFor
htmlLoader: {
minimize: true,
removeAttributeQuotes: false,
caseSensitive: true,
customAttrSurround: [
[/#/, /(?:)/],
[/\*/, /(?:)/],
[/\[?\(?/, /(?:)/]
],
customAttrAssign: [/\)?]?=/]
},
// FIXME: Remove
// https://github.com/bholloway/resolve-url-loader/issues/36
// https://github.com/jtangelder/sass-loader/issues/289
context: __dirname,
output: {
path: helpers.root('dist')
}
}
})
],
/*
* Include polyfills or mocks for various node stuff
* Description: Node configuration
*
* See: https://webpack.github.io/docs/configuration.html#node
*/
node: {
global: true,
crypto: 'empty',
process: false,
module: false,
clearImmediate: false,
setImmediate: false
}
})
}
