webpack/lib/errors/ConflictingEntryExportsWarning.js

Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.

/*
	MIT License http://www.opensource.org/licenses/mit-license.php
	Author Alexander Akait @alexander-akait
*/

"use strict";

const WebpackError = require("./WebpackError");

/** @import Chunk from "../graph/Chunk" */

/**
 * Warning raised when several modules of an `entryExports: "all"` entry bind the same
 * export name, which leaves the name out of the merged exports.
 */
class ConflictingEntryExportsWarning extends WebpackError {
	/**
	 * Captures the entry's chunk and the names it cannot expose.
	 * @param {Chunk} chunk the chunk carrying the entry
	 * @param {string[]} names the conflicting export names
	 */
	constructor(chunk, names) {
		super(
			`Entry "${chunk.name || chunk.id}" contains conflicting exports for the ${
				names.length === 1 ? "name" : "names"
			} ${names.map((name) => `'${name}'`).join(", ")}, so ${
				names.length === 1 ? "it is" : "they are"
			} not exposed by the merged exports.`
		);

		/** @type {string} */
		this.name = "ConflictingEntryExportsWarning";
		/** @type {Chunk} */
		this.chunk = chunk;
	}
}

module.exports = ConflictingEntryExportsWarning;