Nuxt/lib/builder/webpack/plugins/vue/util.js

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import chalk from 'chalk'
const prefix = `[vue-server-renderer-webpack-plugin]`
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export const warn = msg => console.error(chalk.red(`${prefix} ${msg}\n`)) // eslint-disable-line no-console
export const tip = msg => console.log(chalk.yellow(`${prefix} ${msg}\n`)) // eslint-disable-line no-console
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export const validate = compiler => {
if (compiler.options.target !== 'node') {
warn('webpack config `target` should be "node".')
}
if (compiler.options.output && compiler.options.output.libraryTarget !== 'commonjs2') {
warn('webpack config `output.libraryTarget` should be "commonjs2".')
}
if (!compiler.options.externals) {
tip(
'It is recommended to externalize dependencies in the server build for ' +
'better build performance.'
)
}
}
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export const onEmit = (compiler, name, hook) => {
if (compiler.hooks) {
// Webpack >= 4.0.0
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compiler.hooks.emit.tapAsync(name, hook)
} else {
// Webpack < 4.0.0
compiler.plugin('emit', hook)
}
}
export const isJS = file => /\.js(\?[^.]+)?$/.test(file)
export const isCSS = file => /\.css(\?[^.]+)?$/.test(file)