Name	Size	Mode	Actions
index.js	5641	0644	editdlrm
index.js.map	8904	0644	editdlrm
postcss-next-font.js	6488	0644	editdlrm
postcss-next-font.js.map	9470	0644	editdlrm

{"version":3,"sources":["../../../../../src/build/webpack/loaders/next-font-loader/index.ts"],"sourcesContent":["import type { FontLoader } from '../../../../../font'\n\nimport path from 'path'\nimport { bold, cyan } from '../../../../lib/picocolors'\nimport loaderUtils from 'next/dist/compiled/loader-utils3'\nimport postcssNextFontPlugin from './postcss-next-font'\nimport { promisify } from 'util'\n\nexport default async function nextFontLoader(this: any) {\n const nextFontLoaderSpan =\n this.currentTraceSpan.traceChild('next-font-loader')\n return nextFontLoaderSpan.traceAsyncFn(async () => {\n const callback = this.async()\n\n /**\n * The next-swc plugin next-transform-font turns font function calls into CSS imports.\n * At the end of the import, it adds the call arguments and some additional data as a resourceQuery.\n * e.g:\n * const inter = Inter({ subset: ['latin'] })\n * ->\n * import inter from 'next/font/google/target.css?{\"import\":\"Inter\",\"subsets\":[\"latin\"]}'\n *\n * Here we parse the resourceQuery to get the font function name, call arguments, and the path to the file that called the font function.\n */\n const {\n path: relativeFilePathFromRoot,\n import: functionName,\n arguments: data,\n variableName,\n } = JSON.parse(this.resourceQuery.slice(1))\n\n // Throw error if @next/font is used in _document.js\n if (/pages[\\\\/]_document\\./.test(relativeFilePathFromRoot)) {\n const err = new Error(\n `${bold('Cannot')} be used within ${cyan('pages/_document.js')}.`\n )\n err.name = 'NextFontError'\n callback(err)\n return\n }\n\n const {\n isDev,\n isServer,\n assetPrefix,\n fontLoaderPath,\n postcss: getPostcss,\n } = this.getOptions()\n\n if (assetPrefix && !/^\\/|https?:\\/\\//.test(assetPrefix)) {\n const err = new Error(\n 'assetPrefix must start with a leading slash or be an absolute URL(http:// or https://)'\n )\n err.name = 'NextFontError'\n callback(err)\n return\n }\n\n /**\n * Emit font files to .next/static/media as [hash].[ext].\n *\n * If the font should be preloaded, add .p to the filename: [hash].p.[ext]\n * NextFontManifestPlugin adds these files to the next/font manifest.\n *\n * If the font is using a size-adjust fallback font, add -s to the filename: [hash]-s.[ext]\n * NextFontManifestPlugin uses this to see if fallback fonts are being used.\n * This is used to collect stats on fallback fonts usage by the Google Aurora team.\n */\n const emitFontFile = (\n content: Buffer,\n ext: string,\n preload: boolean,\n isUsingSizeAdjust?: boolean\n ) => {\n const opts = { context: this.rootContext, content }\n const interpolatedName = loaderUtils.interpolateName(\n this,\n `static/media/[hash]${isUsingSizeAdjust ? '-s' : ''}${\n preload ? '.p' : ''\n }.${ext}`,\n opts\n )\n const outputPath = `${assetPrefix}/_next/${interpolatedName}`\n // Only the client emits the font file\n if (!isServer) {\n this.emitFile(interpolatedName, content, null)\n }\n // But both the server and client must get the resulting path\n return outputPath\n }\n\n try {\n // Import the font loader function from either next/font/local or next/font/google\n // The font loader function emits font files and returns @font-faces and fallback font metrics\n const fontLoader: FontLoader = require(fontLoaderPath).default\n let { css, fallbackFonts, adjustFontFallback, weight, style, variable } =\n await nextFontLoaderSpan.traceChild('font-loader').traceAsyncFn(() =>\n fontLoader({\n functionName,\n variableName,\n data,\n emitFontFile,\n resolve: (src: string) =>\n promisify(this.resolve)(\n path.dirname(\n path.join(this.rootContext, relativeFilePathFromRoot)\n ),\n src.startsWith('.') ? src : `./${src}`\n ),\n isDev,\n isServer,\n loaderContext: this,\n })\n )\n\n const { postcss } = await getPostcss()\n\n // Exports will be exported as is from css-loader instead of a CSS module export\n const exports: { name: any; value: any }[] = []\n\n // Generate a hash from the CSS content. 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