/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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/** @typedef {import("./Module")} Module */
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/** @typedef {import("./Dependency")} Dependency */
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class ModuleReason {
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/**
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* @param {Module} module the referencing module
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* @param {Dependency} dependency the referencing dependency
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* @param {string=} explanation some extra detail
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*/
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constructor(module, dependency, explanation) {
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this.module = module;
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this.dependency = dependency;
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this.explanation = explanation;
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this._chunks = null;
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}
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hasChunk(chunk) {
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if (this._chunks) {
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if (this._chunks.has(chunk)) return true;
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} else if (this.module && this.module._chunks.has(chunk)) return true;
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return false;
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}
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rewriteChunks(oldChunk, newChunks) {
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if (!this._chunks) {
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if (this.module) {
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if (!this.module._chunks.has(oldChunk)) return;
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this._chunks = new Set(this.module._chunks);
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} else {
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this._chunks = new Set();
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}
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}
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if (this._chunks.has(oldChunk)) {
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this._chunks.delete(oldChunk);
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for (let i = 0; i < newChunks.length; i++) {
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this._chunks.add(newChunks[i]);
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}
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}
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}
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}
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module.exports = ModuleReason;
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