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SourceMapDevToolPlugin demo
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const webpack = require('webpack'); | |
const path = require('path'); | |
const isProd = NODE_ENV === 'production'; | |
const ifProd = x => isProd && x; | |
const removeEmpty = arr => arr.filter(Boolean); | |
module.exports = { | |
entry: './index.js', | |
output: { | |
path: path.resolve(__dirname, 'build'), | |
publicPath: '/', | |
filename: '[name].js', | |
}, | |
module: { | |
rules: [ | |
// loaders configuration | |
], | |
}, | |
optimization: { | |
noEmitOnErrors: true, | |
minimizer: removeEmpty([ | |
ifProd(new UglifyJsPlugin({ | |
// this one is important | |
sourceMap: true, | |
})), | |
]), | |
}, | |
// devTool option is not needed anymore for prod | |
// but for development it's just easier to use then SourceMapDevToolPlugin | |
devtool: isProd ? false : 'cheap-module-eval-source-map', | |
// we gonna use this plugin: | |
plugins: [ | |
// ... other plugins | |
ifProd(new webpack.SourceMapDevToolPlugin({ | |
// this is the url of our local sourcemap server | |
publicPath: 'https://localhost:5050/', | |
filename: '[file].map', | |
})), | |
] | |
}; |
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