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August 17, 2017 22:48
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webpack.config.js with multiple chunks
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const webpack = require('webpack'); | |
const path = require('path'); | |
const autoprefixer = require('autoprefixer'); | |
const HtmlWebpackPlugin = require('html-webpack-plugin'); | |
const RollbarSourceMapPlugin = require('rollbar-sourcemap-webpack-plugin'); | |
const envVarStubs = require('./package.json').appSettings.envVarStubs; | |
const envVars = process.env; | |
const isProd = process.argv.includes('-p'); | |
const API_KEY = isProd | |
? envVars.API_KEY | |
: envVarStubs.API_KEY || envVars.API_KEY; | |
const API_HOST = isProd | |
? envVars.API_HOST | |
: envVarStubs.API_HOST || envVars.API_HOST; | |
const API_PORT = isProd | |
? envVars.API_PORT | |
: envVarStubs.API_PORT || envVars.API_PORT; | |
const ROLLBAR_TOKEN = isProd | |
? envVars.ROLLBAR_TOKEN | |
: envVarStubs.ROLLBAR_TOKEN || envVars.ROLLBAR_TOKEN; | |
const ROLLBAR_SERVER_TOKEN = isProd | |
? envVars.ROLLBAR_SERVER_TOKEN | |
: envVarStubs.ROLLBAR_SERVER_TOKEN || envVars.ROLLBAR_SERVER_TOKEN; | |
const nodeEnv = isProd ? 'production' : 'development'; | |
const sourcePath = pathFromRoot('./src'); | |
const outputPath = pathFromRoot('./public'); | |
function pathFromRoot(url = '') { | |
return path.resolve(__dirname, url); | |
} | |
if (!API_KEY) throw 'The "API_KEY" env variable must be set'; | |
if (!API_HOST) throw 'The "API_HOST" env variable must be set'; | |
if (!API_PORT) throw 'The "API_PORT" env variable must be set'; | |
const plugins = [ | |
new webpack.optimize.CommonsChunkPlugin({ | |
names: ['vendor', 'img', 'fonts', 'manifest'] | |
}), | |
new webpack.DefinePlugin({ | |
'process.env': { | |
API_KEY: JSON.stringify(API_KEY), | |
API_HOST: JSON.stringify(API_HOST), | |
API_PORT: JSON.stringify(API_PORT), | |
ROLLBAR_TOKEN: JSON.stringify(ROLLBAR_TOKEN), | |
ROLLBAR_SERVER_TOKEN: JSON.stringify(ROLLBAR_SERVER_TOKEN), | |
NODE_ENV: JSON.stringify(nodeEnv) // NODE_ENV: '"production"' for decreasing size of react library | |
} | |
}), | |
new HtmlWebpackPlugin({ | |
filename: pathFromRoot('./public/index.html'), | |
template: `${sourcePath}/index.ejs` | |
}), | |
new RollbarSourceMapPlugin({ | |
accessToken: ROLLBAR_SERVER_TOKEN, | |
version: Math.random(), | |
publicPath: outputPath | |
}) | |
]; | |
module.exports = { | |
devtool: isProd ? 'source-map' : 'eval', | |
context: sourcePath, | |
entry: { | |
rollbar: '../external-tools/rollbar-snippet.js', | |
bundle: './index.tsx', | |
img: '../resources/img/index.js', | |
fonts: '../resources/fonts/index.js', | |
vendor: [ | |
'classnames', | |
'moment', | |
'query-string', | |
'ramda', | |
'react', | |
'react-addons-create-fragment', | |
'react-dom', | |
'react-modal', | |
'react-paginate', | |
'react-redux', | |
'react-redux-form', | |
'react-router', | |
'redux', | |
'redux-observable', | |
'redux-router', | |
'reselect', | |
'rxjs', | |
'tcomb-validation', | |
'tslib', | |
'validator' | |
] | |
}, | |
output: { | |
filename: '[name].[chunkhash].js', | |
path: outputPath | |
}, | |
module: { | |
rules: [ | |
{ | |
enforce: 'pre', | |
test: /\.tsx?$/, | |
loader: 'tslint-loader', | |
exclude: /node_modules/, | |
options: { | |
failOnHint: true | |
} | |
}, | |
{ | |
test: /\.tsx?$/, | |
exclude: /node_modules/, | |
loader: 'ts-loader', | |
options: { | |
configFileName: pathFromRoot('./tsconfig.json') | |
} | |
}, | |
{ | |
test: /\.svg$/, | |
loader: 'url-loader', | |
options: { | |
mimetype: 'image/svg+xml', | |
limit: 30000 | |
} | |
}, | |
{ | |
test: /\.png$/, | |
loader: 'url-loader', | |
options: { | |
mimetype: 'image/png', | |
limit: 30000 | |
} | |
}, | |
{ | |
test: /\.(woff|woff2)$/, | |
loader: 'url-loader', | |
options: { | |
mimetype: 'application/font-woff', | |
limit: 30000 | |
} | |
}, | |
{ | |
test: /\.eot$/, | |
loader: 'url-loader', | |
options: { | |
mimetype: 'application/vnd.ms-fontobject', | |
limit: 30000 | |
} | |
}, | |
{ | |
test: /\.(ttf|otf)$/, | |
loader: 'url-loader', | |
options: { | |
mimetype: 'application/octet-stream', | |
limit: 30000 | |
} | |
}, | |
{ | |
test: /\.scss$/, | |
use: [ | |
'style-loader', | |
{ | |
loader: 'css-loader', | |
options: { | |
importLoaders: 1 | |
} | |
}, | |
'postcss-loader', | |
{ | |
loader: 'sass-loader', | |
options: { | |
includePaths: [pathFromRoot('./node_modules')] | |
} | |
} | |
] | |
} | |
] | |
}, | |
resolve: { | |
extensions: ['.js', '.jsx', '.ts', '.tsx'], | |
modules: [sourcePath, 'node_modules'] | |
}, | |
plugins: plugins | |
}; |
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