/opt/canhelp/node_modules/next/dist/build/webpack/plugins
Edit: /opt/canhelp/node_modules/next/dist/build/webpack/plugins/next-font-manifest-plugin.js (6814B)
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
Object.defineProperty(exports, "NextFontManifestPlugin", {
enumerable: true,
get: function() {
return NextFontManifestPlugin;
}
});
const _webpack = require("next/dist/compiled/webpack/webpack");
const _getroutefromentrypoint = /*#__PURE__*/ _interop_require_default(require("../../../server/get-route-from-entrypoint"));
const _constants = require("../../../shared/lib/constants");
const _utils = require("../utils");
const _path = /*#__PURE__*/ _interop_require_default(require("path"));
function _interop_require_default(obj) {
return obj && obj.__esModule ? obj : {
default: obj
};
}
const PLUGIN_NAME = 'NextFontManifestPlugin';
/**
* When calling font functions with next/font, you can specify if you'd like the font to be preloaded (true by default).
* e.g.: const inter = Inter({ subsets: ['latin'], preload: true })
*
* In that case, next-font-loader will emit the font file as [name].p.[ext] instead of [name].[ext]
* This function returns those files from an array that can include both preloaded and non-preloaded files.
*/ function getPreloadedFontFiles(fontFiles) {
return fontFiles.filter((file)=>/\.p\.(woff|woff2|eot|ttf|otf)$/.test(file));
}
/**
* Similarly to getPreloadedFontFiles, but returns true if some of the files includes -s in the name.
* This means that a font is using size adjust in its fallback font.
* This was added to enable adding data-size-adjust="true" to the dom, used by the Google Aurora team to collect statistics.
*/ function getPageIsUsingSizeAdjust(fontFiles) {
return fontFiles.some((file)=>file.includes('-s'));
}
class NextFontManifestPlugin {
constructor(options){
this.appDir = options.appDir;
}
apply(compiler) {
compiler.hooks.make.tap(PLUGIN_NAME, (compilation)=>{
// In this stage the font files are emitted and we can collect all files emitted by each chunkGroup (entry).
compilation.hooks.processAssets.tap({
name: PLUGIN_NAME,
stage: _webpack.webpack.Compilation.PROCESS_ASSETS_STAGE_ADDITIONS
}, ()=>{
const nextFontManifest = {
pages: {},
app: {},
appUsingSizeAdjust: false,
pagesUsingSizeAdjust: false
};
if (this.appDir) {
const appDirBase = _path.default.dirname(this.appDir) + _path.default.sep;
// After all modules are created, we collect the modules that was created by next-font-loader.
(0, _utils.traverseModules)(compilation, (mod, _chunk, chunkGroup)=>{
var _mod_request;
if (mod == null ? void 0 : (_mod_request = mod.request) == null ? void 0 : _mod_request.includes('/next-font-loader/index.js?')) {
var _mod_buildInfo;
if (!((_mod_buildInfo = mod.buildInfo) == null ? void 0 : _mod_buildInfo.assets)) return;
const chunkEntryName = (appDirBase + chunkGroup.name).replace(/[\\/]/g, _path.default.sep);
const modAssets = Object.keys(mod.buildInfo.assets);
const fontFiles = modAssets.filter((file)=>/\.(woff|woff2|eot|ttf|otf)$/.test(file));
// Look if size-adjust fallback font is being used
if (!nextFontManifest.appUsingSizeAdjust) {
nextFontManifest.appUsingSizeAdjust = getPageIsUsingSizeAdjust(fontFiles);
}
const preloadedFontFiles = getPreloadedFontFiles(fontFiles);
// Add an entry of the module's font files in the manifest.
// We'll add an entry even if no files should preload.
// When an entry is present but empty, instead of preloading the font files, a preconnect tag is added.
if (fontFiles.length > 0) {
if (!nextFontManifest.app[chunkEntryName]) {
nextFontManifest.app[chunkEntryName] = [];
}
nextFontManifest.app[chunkEntryName].push(...preloadedFontFiles);
}
}
}, (chunkGroup)=>{
var _chunkGroup_name;
// Only loop through entrypoints that are under app/.
return !!((_chunkGroup_name = chunkGroup.name) == null ? void 0 : _chunkGroup_name.startsWith('app/'));
});
}
// Look at all the entrypoints created for pages/.
for (const entrypoint of compilation.entrypoints.values()){
const pagePath = (0, _getroutefromentrypoint.default)(entrypoint.name);
if (!pagePath) {
continue;
}
// Get font files from the chunks included in the entrypoint.
const fontFiles = entrypoint.chunks.flatMap((chunk)=>[
...chunk.auxiliaryFiles
]).filter((file)=>/\.(woff|woff2|eot|ttf|otf)$/.test(file));
// Look if size-adjust fallback font is being used
if (!nextFontManifest.pagesUsingSizeAdjust) {
nextFontManifest.pagesUsingSizeAdjust = getPageIsUsingSizeAdjust(fontFiles);
}
const preloadedFontFiles = getPreloadedFontFiles(fontFiles);
// Add an entry of the route's font files in the manifest.
// We'll add an entry even if no files should preload.
// When an entry is present but empty, instead of preloading the font files, a preconnect tag is added.
if (fontFiles.length > 0) {
nextFontManifest.pages[pagePath] = preloadedFontFiles;
}
}
const manifest = JSON.stringify(nextFontManifest, null);
// Create manifest for edge
compilation.emitAsset(`server/${_constants.NEXT_FONT_MANIFEST}.js`, new _webpack.sources.RawSource(`self.__NEXT_FONT_MANIFEST=${JSON.stringify(manifest)}`));
// Create manifest for server
compilation.emitAsset(`server/${_constants.NEXT_FONT_MANIFEST}.json`, new _webpack.sources.RawSource(manifest));
});
});
return;
}
}
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