49 lines
1.5 KiB
TypeScript
49 lines
1.5 KiB
TypeScript
import type { webpack } from 'next/dist/compiled/webpack/webpack'
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export function getClientStyleLoader({
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hasAppDir,
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isDevelopment,
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assetPrefix,
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}: {
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hasAppDir: boolean
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isDevelopment: boolean
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assetPrefix: string
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}): webpack.RuleSetUseItem {
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// Keep next-style-loader for development mode in `pages/`
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if (isDevelopment && !hasAppDir) {
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return {
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loader: 'next-style-loader',
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options: {
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insert: function (element: Node) {
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// By default, style-loader injects CSS into the bottom
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// of <head>. This causes ordering problems between dev
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// and prod. To fix this, we render a <noscript> tag as
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// an anchor for the styles to be placed before. These
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// styles will be applied _before_ <style jsx global>.
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// These elements should always exist. If they do not,
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// this code should fail.
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var anchorElement = document.querySelector(
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'#__next_css__DO_NOT_USE__'
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)!
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var parentNode = anchorElement.parentNode! // Normally <head>
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// Each style tag should be placed right before our
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// anchor. By inserting before and not after, we do not
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// need to track the last inserted element.
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parentNode.insertBefore(element, anchorElement)
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},
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},
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}
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}
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const MiniCssExtractPlugin =
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require('../../../../plugins/mini-css-extract-plugin').default
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return {
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loader: MiniCssExtractPlugin.loader,
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options: {
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publicPath: `${assetPrefix}/_next/`,
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esModule: false,
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},
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}
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}
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