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Merge pull request #227 from dmvt/reduce-driver-to-less-than-1-MB
reduces development driver size to ~683k by removing vendor sourceMaps
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| const { ConcatSource } = require('webpack-sources') | ||
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| module.exports = class AddVendorsPlugin { | ||
| constructor(base) { | ||
| this.base = base | ||
| } | ||
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| apply(compiler) { | ||
| compiler.hooks.emit.tapAsync( | ||
| `AddVendorsPlugin ${this.base}`, | ||
| (compilation, callback) => { | ||
| const main = compilation.assets[`main.${this.base}`] | ||
| const mainMap = compilation.assets[`main.${this.base}.map`] | ||
| const vendor = compilation.assets[`vendors.${this.base}`] | ||
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| if (main && vendor) { | ||
| const compiledAsset = new ConcatSource(main.children[0]) | ||
| compiledAsset.add(vendor) | ||
| compiledAsset.add(main.children[1]) | ||
| compilation.assets = {} | ||
| compilation.assets[this.base] = compiledAsset | ||
| } else if (main && mainMap) { | ||
| compilation.assets = {} | ||
| compilation.assets[this.base] = main | ||
| compilation.assets[`${this.base}.map`] = mainMap | ||
| } | ||
| callback() | ||
| } | ||
| ) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| /* eslint-disable strict, no-console, object-shorthand */ | ||
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| 'use strict' | ||
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| const { paths } = require('./webpack.parts.js') | ||
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| module.exports = { | ||
| entry: paths.entry, | ||
| mode: 'none', | ||
| module: { | ||
| rules: [ | ||
| { | ||
| test: /\.js$/, | ||
| exclude: /node_modules/, | ||
| use: { | ||
| loader: 'babel-loader', | ||
| }, | ||
| } | ||
| ] | ||
| }, | ||
| optimization: { | ||
| minimize: true, | ||
| noEmitOnErrors: true | ||
| }, | ||
| resolve: { | ||
| extensions: ['.js'], | ||
| modules: ['node_modules'], | ||
| }, | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,30 @@ | ||
| /* eslint-disable strict, no-console, object-shorthand */ | ||
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| 'use strict' | ||
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| const UglifyJsPlugin = require('uglifyjs-webpack-plugin') | ||
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| module.exports = { | ||
| devtool: 'inline-source-map', | ||
| optimization: { | ||
| minimizer: [ | ||
| new UglifyJsPlugin({ | ||
| test: /vendor/, | ||
| sourceMap: false, | ||
| }), | ||
| new UglifyJsPlugin({ | ||
| test: /^((?!(vendor)).)*.js$/, | ||
| sourceMap: true, | ||
| }) | ||
| ], | ||
| splitChunks: { | ||
| cacheGroups: { | ||
| commons: { | ||
| test: /[\\/]node_modules[\\/]/, | ||
| name: 'vendors', | ||
| chunks: 'all' | ||
| } | ||
| } | ||
| }, | ||
| }, | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| /* eslint-disable strict, no-console, object-shorthand */ | ||
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| 'use strict' | ||
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| const path = require('path') | ||
| const merge = require('webpack-merge') | ||
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| const development = require('./webpack.development.js') | ||
| const production = require('./webpack.production.js') | ||
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| const AddVendorsPlugin = require('./plugins/add-vendors-plugin') | ||
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| const paths = { | ||
| entry: path.resolve(__dirname, './src/index.js'), | ||
| bundle: path.resolve(__dirname, 'dist/browser'), | ||
| } | ||
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| const outputs = (base, env, mapping, overrides) => { | ||
| const collection = [] | ||
| const library = 'bigchaindb-driver' | ||
| const windowLibrary = 'BigchainDB' | ||
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| let environment = development | ||
| let ext = 'js' | ||
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| if (env === 'production') { | ||
| environment = production | ||
| ext = `min.${ext}` | ||
| } | ||
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| Object.entries(mapping).forEach(([target, extension]) => { | ||
| const filename = `[name].${library}.${extension}.${ext}` | ||
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| const compiled = { | ||
| output: { | ||
| filename: filename, | ||
| library: target === 'window' ? windowLibrary : library, | ||
| libraryTarget: target, | ||
| path: paths.bundle | ||
| }, | ||
| plugins: [ | ||
| new AddVendorsPlugin(`${library}.${extension}.${ext}`) | ||
| ] | ||
| } | ||
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| collection.push(merge(base, environment, compiled, overrides)) | ||
| }) | ||
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| return collection | ||
| } | ||
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| module.exports = { | ||
| outputs, | ||
| paths | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,7 @@ | ||
| /* eslint-disable strict, no-console, object-shorthand */ | ||
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| 'use strict' | ||
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| module.exports = { | ||
| devtool: 'source-map', | ||
| } |