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