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const helpers = require('./helpers')
const webpackMerge = require('webpack-merge') // used to merge webpack configs
const webpackMergeDll = webpackMerge.strategy({plugins: 'replace'})
const commonConfig = require('./webpack.common.js') // the settings that are common to prod and dev
/**
* Webpack Plugins
*/
const AddAssetHtmlPlugin = require('add-asset-html-webpack-plugin')
const DefinePlugin = require('webpack/lib/DefinePlugin')
const NamedModulesPlugin = require('webpack/lib/NamedModulesPlugin')
const LoaderOptionsPlugin = require('webpack/lib/LoaderOptionsPlugin')
/**
* Webpack Constants
*/
const ENV = process.env.ENV = process.env.NODE_ENV = 'development'
const HOST = process.env.HOST || 'localhost'
const PORT = process.env.PORT || 3000
const HMR = helpers.hasProcessFlag('hot')
const METADATA = webpackMerge(commonConfig({env: ENV}).metadata, {
host: HOST,
port: PORT,
ENV: ENV,
HMR: HMR
})
const DllBundlesPlugin = require('webpack-dll-bundles-plugin').DllBundlesPlugin
/**
* Webpack configuration
*
* See: http://webpack.github.io/docs/configuration.html#cli
*/
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: 'cheap-module-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].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: '[name].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: '[id].chunk.js',
library: 'ac_[name]',
libraryTarget: 'var',
publicPath: '/client/'
},
externals: {
webtorrent: 'WebTorrent'
},
module: {
rules: [
{
test: /\.ts$/,
use: [
{
loader: 'tslint-loader',
options: {
configFile: 'tslint.json'
}
}
],
exclude: [/\.(spec|e2e)\.ts$/]
}
]
},
plugins: [
/**
* 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,
'process.env': {
'ENV': JSON.stringify(METADATA.ENV),
'NODE_ENV': JSON.stringify(METADATA.ENV),
'HMR': METADATA.HMR
}
}),
new DllBundlesPlugin({
bundles: {
polyfills: [
'core-js',
{
name: 'zone.js',
path: 'zone.js/dist/zone.js'
},
{
name: 'zone.js',
path: 'zone.js/dist/long-stack-trace-zone.js'
}
],
vendor: [
'@angular/platform-browser',
'@angular/platform-browser-dynamic',
'@angular/core',
'@angular/common',
'@angular/forms',
'@angular/http',
'@angular/router',
'@angularclass/hmr',
'rxjs'
]
},
dllDir: helpers.root('dll'),
webpackConfig: webpackMergeDll(commonConfig({env: ENV}), {
devtool: 'cheap-module-source-map',
plugins: []
})
}),
/**
* Plugin: AddAssetHtmlPlugin
* Description: Adds the given JS or CSS file to the files
* Webpack knows about, and put it into the list of assets
* html-webpack-plugin injects into the generated html.
*
* See: https://github.com/SimenB/add-asset-html-webpack-plugin
*/
new AddAssetHtmlPlugin([
{ filepath: helpers.root(`dll/${DllBundlesPlugin.resolveFile('polyfills')}`) },
{ filepath: helpers.root(`dll/${DllBundlesPlugin.resolveFile('vendor')}`) }
]),
/**
* Plugin: NamedModulesPlugin (experimental)
* Description: Uses file names as module name.
*
* See: https://github.com/webpack/webpack/commit/a04ffb928365b19feb75087c63f13cadfc08e1eb
*/
new NamedModulesPlugin(),
/**
* Plugin LoaderOptionsPlugin (experimental)
*
* See: https://gist.github.com/sokra/27b24881210b56bbaff7
*/
new LoaderOptionsPlugin({
debug: true,
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: false,
failOnHint: false,
resourcePath: 'src'
},
// 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')
}
}
})
],
/**
* Webpack Development Server configuration
* Description: The webpack-dev-server is a little node.js Express server.
* The server emits information about the compilation state to the client,
* which reacts to those events.
*
* See: https://webpack.github.io/docs/webpack-dev-server.html
*/
devServer: {
port: METADATA.port,
host: METADATA.host,
historyApiFallback: true,
watchOptions: {
aggregateTimeout: 300,
poll: 1000
},
outputPath: 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: true,
module: false,
clearImmediate: false,
setImmediate: false
}
})
}
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