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server/node_modules/webpack/lib/prefetch/ChunkPrefetchStartupRuntimeModule.js
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moreqqq
написал тесты
29 май 2026, 22:13
29 май 2026, 22:13
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/* MIT License http://www.opensource.org/licenses/mit-license.php */ "use strict"; const RuntimeGlobals = require("../RuntimeGlobals"); const RuntimeModule = require("../RuntimeModule"); const Template = require("../Template"); /** @typedef {import("../Chunk")} Chunk */ /** @typedef {import("../Chunk").ChunkChildOfTypeInOrder} ChunkChildOfTypeInOrder */ /** @typedef {import("../Compilation")} Compilation */ class ChunkPrefetchStartupRuntimeModule extends RuntimeModule { /** * @param {ChunkChildOfTypeInOrder[]} startupChunks chunk ids to trigger when chunks are loaded */ constructor(startupChunks) { super("startup prefetch", RuntimeModule.STAGE_TRIGGER); /** @type {ChunkChildOfTypeInOrder[]} */ this.startupChunks = startupChunks; } /** * @returns {string | null} runtime code */ generate() { const { startupChunks } = this; const compilation = /** @type {Compilation} */ (this.compilation); const chunk = /** @type {Chunk} */ (this.chunk); const { runtimeTemplate } = compilation; return Template.asString( startupChunks.map( ({ onChunks, chunks }) => `${RuntimeGlobals.onChunksLoaded}(0, ${JSON.stringify( // This need to include itself to delay execution after this chunk has been fully loaded onChunks.filter((c) => c === chunk).map((c) => c.id) )}, ${runtimeTemplate.basicFunction( "", chunks.size < 3 ? Array.from( chunks, (c) => `${RuntimeGlobals.prefetchChunk}(${JSON.stringify(c.id)});` ) : `${JSON.stringify(Array.from(chunks, (c) => c.id))}.map(${ RuntimeGlobals.prefetchChunk });` )}, 5);` ) ); } } module.exports = ChunkPrefetchStartupRuntimeModule;