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get-config.js
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get-config.js
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let { BundleAnalyzerPlugin } = require('webpack-bundle-analyzer')
let { writeFile } = require('fs').promises
let escapeRegexp = require('escape-string-regexp')
let CssMinimizerPlugin = require('css-minimizer-webpack-plugin')
let { join } = require('path')
let mkdirp = require('mkdirp')
const STATIC =
/\.(eot|woff2?|ttf|otf|svg|png|jpe?g|gif|webp|mp4|mp3|ogg|pdf|html|ico|md)$/
module.exports = async function getConfig(limitConfig, check, output) {
if (check.import) {
let loader = ''
for (let i in check.import) {
let list = check.import[i].replace(/}|{/g, '').trim()
loader +=
`import ${check.import[i]} from ${JSON.stringify(i)}\n` +
`console.log(${list})\n`
}
await mkdirp(output)
let entry = join(output, 'entry.js')
await writeFile(entry, loader)
check.files = entry
}
if (check.files.length === 0) {
check.missed = true
check.webpack = false
}
let config = {
entry: {
index: check.files
},
output: {
filename: limitConfig.why && `${limitConfig.project}.js`,
path: output
},
optimization: {
concatenateModules: !check.disableModuleConcatenation,
minimizer: ['...', new CssMinimizerPlugin()]
},
module: {
rules: [
{
test: STATIC,
type: 'asset/resource'
},
{
test: /\.css$/,
exclude: /\.module\.css$/,
use: [require.resolve('style-loader'), require.resolve('css-loader')]
},
{
test: /\.module\.css$/,
use: [
require.resolve('style-loader'),
{
loader: require.resolve('css-loader'),
options: {
modules: true
}
}
]
}
]
}
}
if (check.ignore && check.ignore.length > 0) {
let escaped = check.ignore.map(i => escapeRegexp(i))
let ignorePattern = new RegExp(`^(${escaped.join('|')})($|/)`)
config.externals = ({ request }, callback) => {
if (ignorePattern.test(request)) {
callback(null, 'root a')
} else {
callback()
}
}
}
if (!config.plugins) config.plugins = []
if (limitConfig.why) {
config.plugins.push(
new BundleAnalyzerPlugin({
openAnalyzer: process.env.NODE_ENV !== 'test',
analyzerMode: process.env.NODE_ENV === 'test' ? 'static' : 'server',
defaultSizes: check.gzip === false ? 'parsed' : 'gzip',
analyzerPort: 8888 + limitConfig.checks.findIndex(i => i === check)
})
)
} else if (limitConfig.saveBundle) {
config.plugins.push(
new BundleAnalyzerPlugin({
openAnalyzer: false,
analyzerMode: 'disabled',
generateStatsFile: true
})
)
}
return config
}