47 lines
2.4 KiB
JavaScript
47 lines
2.4 KiB
JavaScript
import { jsx as _jsx } from "react/jsx-runtime";
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import { encodeURIPath } from '../../shared/lib/encode-uri-path';
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import { getAssetQueryString } from './get-asset-query-string';
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/**
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* Abstracts the rendering of CSS files based on whether they are inlined or not.
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* For inlined CSS, renders a <style> tag with the CSS content directly embedded.
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* For external CSS files, renders a <link> tag pointing to the CSS file.
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*/ export function renderCssResource(entryCssFiles, ctx, preloadCallbacks) {
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return entryCssFiles.map((entryCssFile, index)=>{
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// `Precedence` is an opt-in signal for React to handle resource
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// loading and deduplication, etc. It's also used as the key to sort
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// resources so they will be injected in the correct order.
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// During HMR, it's critical to use different `precedence` values
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// for different stylesheets, so their order will be kept.
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// https://github.com/facebook/react/pull/25060
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const precedence = process.env.NODE_ENV === 'development' ? 'next_' + entryCssFile.path : 'next';
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// In dev, Safari and Firefox will cache the resource during HMR:
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// - https://github.com/vercel/next.js/issues/5860
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// - https://bugs.webkit.org/show_bug.cgi?id=187726
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// Because of this, we add a `?v=` query to bypass the cache during
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// development. We need to also make sure that the number is always
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// increasing.
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const fullHref = `${ctx.assetPrefix}/_next/${encodeURIPath(entryCssFile.path)}${getAssetQueryString(ctx, true)}`;
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if (entryCssFile.inlined && !ctx.parsedRequestHeaders.isRSCRequest) {
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return /*#__PURE__*/ _jsx("style", {
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nonce: ctx.nonce,
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// @ts-ignore
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precedence: precedence,
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href: fullHref,
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children: entryCssFile.content
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}, index);
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}
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preloadCallbacks == null ? void 0 : preloadCallbacks.push(()=>{
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ctx.componentMod.preloadStyle(fullHref, ctx.renderOpts.crossOrigin, ctx.nonce);
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});
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return /*#__PURE__*/ _jsx("link", {
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rel: "stylesheet",
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href: fullHref,
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// @ts-ignore
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precedence: precedence,
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crossOrigin: ctx.renderOpts.crossOrigin,
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nonce: ctx.nonce
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}, index);
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});
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}
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//# sourceMappingURL=render-css-resource.js.map
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