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