mirror of https://github.com/nuxt/nuxt.git
61 lines
1.3 KiB
JavaScript
61 lines
1.3 KiB
JavaScript
import path from 'path'
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import { warmup } from 'thread-loader'
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// https://github.com/webpack-contrib/thread-loader
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// https://github.com/webpack-contrib/cache-loader
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export default class PerfLoader {
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constructor(options) {
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this.options = options
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this.warmup = warmup
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this.workerPools = {
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js: {
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name: 'js',
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poolTimeout: this.options.dev ? Infinity : 2000
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},
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css: {
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name: 'css',
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poolTimeout: this.options.dev ? Infinity : 2000
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}
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}
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}
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warmupAll() {
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this.warmup(this.workerPools.js, ['babel-loader', 'babel-preset-env'])
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this.warmup(this.workerPools.css, ['css-loader'])
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}
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pool(poolName, _loaders) {
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const loaders = [].concat(_loaders)
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if (this.options.build.parallel) {
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const pool = this.workerPools[poolName]
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if (pool) {
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loaders.unshift({
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loader: 'thread-loader',
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options: pool
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})
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}
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}
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if (this.options.build.cache) {
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loaders.unshift({
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loader: 'cache-loader',
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options: {
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cacheDirectory: path.resolve('node_modules/.cache/cache-loader')
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}
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})
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}
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return loaders
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}
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poolOneOf(poolName, oneOfRules) {
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return oneOfRules.map(rule => Object.assign({}, rule, {
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use: this.pool(poolName, rule.use)
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}))
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}
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}
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