rsnext/packages/next/build/webpack/config/blocks/css/overrideCssConfiguration.ts
2020-05-18 15:24:37 -04:00

32 lines
826 B
TypeScript

import { Configuration, RuleSetRule } from 'webpack'
import { getPostCssPlugins } from './plugins'
export async function __overrideCssConfiguration(
rootDirectory: string,
isProduction: boolean,
config: Configuration
) {
const postCssPlugins = await getPostCssPlugins(rootDirectory, isProduction)
function patch(rule: RuleSetRule) {
if (
rule.options &&
typeof rule.options === 'object' &&
rule.options['ident'] === '__nextjs_postcss'
) {
rule.options.plugins = postCssPlugins
} else if (Array.isArray(rule.oneOf)) {
rule.oneOf.forEach(patch)
} else if (Array.isArray(rule.use)) {
rule.use.forEach((u) => {
if (typeof u === 'object') {
patch(u)
}
})
}
}
config.module?.rules?.forEach((entry) => {
patch(entry)
})
}