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MIT License http://www.opensource.org/licenses/mit-license.php

Author Tobias Koppers @sokra

"use strict";

const util = require("util");

class ModuleReason {

constructor(module, dependency) {

this.module = module;

this.dependency = dependency;

this._chunks = null;

}

hasChunk(chunk) {

if(this._chunks) {

if(this._chunks.has(chunk))

return true;

} else if(this.module._chunks.has(chunk))

return true;

return false;

}

rewriteChunks(oldChunk, newChunks) {

if(!this._chunks) {

if(!this.module._chunks.has(oldChunk))

return;

this._chunks = new Set(this.module._chunks);

}

if(this._chunks.has(oldChunk)) {

this._chunks.delete(oldChunk);

for(let i = 0; i < newChunks.length; i++) {

this._chunks.add(newChunks[i]);

}

Object.defineProperty(ModuleReason.prototype, "chunks", {

configurable: false,

get: util.deprecate(function() {

return this._chunks ? Array.from(this._chunks) : null;

}, "ModuleReason.chunks: Use ModuleReason.hasChunk/rewriteChunks instead"),

set() {

throw new Error("Readonly. Use ModuleReason.rewriteChunks to modify chunks.");

}

});

module.exports = ModuleReason;

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