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- /*
- MIT License http://www.opensource.org/licenses/mit-license.php
- Author Tobias Koppers @sokra
- */
- "use strict";
-
- const ChunkGroup = require("./ChunkGroup");
-
- /** @typedef {import("./Chunk")} Chunk */
-
- /**
- * Entrypoint serves as an encapsulation primitive for chunks that are
- * a part of a single ChunkGroup. They represent all bundles that need to be loaded for a
- * single instance of a page. Multi-page application architectures will typically yield multiple Entrypoint objects
- * inside of the compilation, whereas a Single Page App may only contain one with many lazy-loaded chunks.
- */
- class Entrypoint extends ChunkGroup {
- /**
- * Creates an instance of Entrypoint.
- * @param {string} name the name of the entrypoint
- */
- constructor(name) {
- super(name);
- /** @type {Chunk=} */
- this.runtimeChunk = undefined;
- }
-
- /**
- * isInitial will always return true for Entrypoint ChunkGroup.
- * @returns {true} returns true as all entrypoints are initial ChunkGroups
- */
- isInitial() {
- return true;
- }
-
- /**
- * Sets the runtimeChunk for an entrypoint.
- * @param {Chunk} chunk the chunk being set as the runtime chunk.
- * @returns {void}
- */
- setRuntimeChunk(chunk) {
- this.runtimeChunk = chunk;
- }
-
- /**
- * Fetches the chunk reference containing the webpack bootstrap code
- * @returns {Chunk} returns the runtime chunk or first chunk in `this.chunks`
- */
- getRuntimeChunk() {
- return this.runtimeChunk || this.chunks[0];
- }
-
- /**
- * @param {Chunk} oldChunk chunk to be replaced
- * @param {Chunk} newChunk New chunk that will be replaced with
- * @returns {boolean} returns true if the replacement was successful
- */
- replaceChunk(oldChunk, newChunk) {
- if (this.runtimeChunk === oldChunk) this.runtimeChunk = newChunk;
- return super.replaceChunk(oldChunk, newChunk);
- }
- }
-
- module.exports = Entrypoint;
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