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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.
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/*
	MIT License http://www.opensource.org/licenses/mit-license.php
	Author Tobias Koppers @sokra
*/

"use strict";

const { validate } = require("schema-utils");

/* cSpell:disable */
const DID_YOU_MEAN = {
	rules: "module.rules",
	loaders: "module.rules or module.rules.*.use",
	query: "module.rules.*.options (BREAKING CHANGE since webpack 5)",
	noParse: "module.noParse",
	filename: "output.filename or module.rules.*.generator.filename",
	file: "output.filename",
	chunkFilename: "output.chunkFilename",
	chunkfilename: "output.chunkFilename",
	ecmaVersion:
		"output.environment (output.ecmaVersion was a temporary configuration option during webpack 5 beta)",
	ecmaversion:
		"output.environment (output.ecmaVersion was a temporary configuration option during webpack 5 beta)",
	ecma: "output.environment (output.ecmaVersion was a temporary configuration option during webpack 5 beta)",
	path: "output.path",
	pathinfo: "output.pathinfo",
	pathInfo: "output.pathinfo",
	jsonpFunction: "output.chunkLoadingGlobal (BREAKING CHANGE since webpack 5)",
	chunkCallbackName:
		"output.chunkLoadingGlobal (BREAKING CHANGE since webpack 5)",
	jsonpScriptType: "output.scriptType (BREAKING CHANGE since webpack 5)",
	hotUpdateFunction: "output.hotUpdateGlobal (BREAKING CHANGE since webpack 5)",
	splitChunks: "optimization.splitChunks",
	immutablePaths: "snapshot.immutablePaths",
	managedPaths: "snapshot.managedPaths",
	maxModules: "stats.modulesSpace (BREAKING CHANGE since webpack 5)",
	hashedModuleIds:
		'optimization.moduleIds: "hashed" (BREAKING CHANGE since webpack 5)',
	namedChunks:
		'optimization.chunkIds: "named" (BREAKING CHANGE since webpack 5)',
	namedModules:
		'optimization.moduleIds: "named" (BREAKING CHANGE since webpack 5)',
	occurrenceOrder:
		'optimization.chunkIds: "size" and optimization.moduleIds: "size" (BREAKING CHANGE since webpack 5)',
	automaticNamePrefix:
		"optimization.splitChunks.[cacheGroups.*].idHint (BREAKING CHANGE since webpack 5)",
	noEmitOnErrors:
		"optimization.emitOnErrors (BREAKING CHANGE since webpack 5: logic is inverted to avoid negative flags)",
	Buffer:
		"to use the ProvidePlugin to process the Buffer variable to modules as polyfill\n" +
		"BREAKING CHANGE: webpack 5 no longer provided Node.js polyfills by default.\n" +
		"Note: if you are using 'node.Buffer: false', you can just remove that as this is the default behavior now.\n" +
		"To provide a polyfill to modules use:\n" +
		'new ProvidePlugin({ Buffer: ["buffer", "Buffer"] }) and npm install buffer.',
	process:
		"to use the ProvidePlugin to process the process variable to modules as polyfill\n" +
		"BREAKING CHANGE: webpack 5 no longer provided Node.js polyfills by default.\n" +
		"Note: if you are using 'node.process: false', you can just remove that as this is the default behavior now.\n" +
		"To provide a polyfill to modules use:\n" +
		'new ProvidePlugin({ process: "process" }) and npm install buffer.'
};

const REMOVED = {
	concord:
		"BREAKING CHANGE: resolve.concord has been removed and is no longer available.",
	devtoolLineToLine:
		"BREAKING CHANGE: output.devtoolLineToLine has been removed and is no longer available."
};
/* cSpell:enable */

/**
 * @param {Parameters[0]} schema a json schema
 * @param {Parameters[1]} options the options that should be validated
 * @param {Parameters[2]=} validationConfiguration configuration for generating errors
 * @returns {void}
 */
const validateSchema = (schema, options, validationConfiguration) => {
	validate(
		schema,
		options,
		validationConfiguration || {
			name: "Webpack",
			postFormatter: (formattedError, error) => {
				const children = error.children;
				if (
					children &&
					children.some(
						child =>
							child.keyword === "absolutePath" &&
							child.dataPath === ".output.filename"
					)
				) {
					return `${formattedError}\nPlease use output.path to specify absolute path and output.filename for the file name.`;
				}

				if (
					children &&
					children.some(
						child =>
							child.keyword === "pattern" && child.dataPath === ".devtool"
					)
				) {
					return (
						`${formattedError}\n` +
						"BREAKING CHANGE since webpack 5: The devtool option is more strict.\n" +
						"Please strictly follow the order of the keywords in the pattern."
					);
				}

				if (error.keyword === "additionalProperties") {
					const params =
						/** @type {import("ajv").AdditionalPropertiesParams} */ (
							error.params
						);
					if (
						Object.prototype.hasOwnProperty.call(
							DID_YOU_MEAN,
							params.additionalProperty
						)
					) {
						return `${formattedError}\nDid you mean ${
							DID_YOU_MEAN[
								/** @type {keyof DID_YOU_MEAN} */ (params.additionalProperty)
							]
						}?`;
					}

					if (
						Object.prototype.hasOwnProperty.call(
							REMOVED,
							params.additionalProperty
						)
					) {
						return `${formattedError}\n${
							REMOVED[/** @type {keyof REMOVED} */ (params.additionalProperty)]
						}?`;
					}

					if (!error.dataPath) {
						if (params.additionalProperty === "debug") {
							return (
								`${formattedError}\n` +
								"The 'debug' property was removed in webpack 2.0.0.\n" +
								"Loaders should be updated to allow passing this option via loader options in module.rules.\n" +
								"Until loaders are updated one can use the LoaderOptionsPlugin to switch loaders into debug mode:\n" +
								"plugins: [\n" +
								"  new webpack.LoaderOptionsPlugin({\n" +
								"    debug: true\n" +
								"  })\n" +
								"]"
							);
						}

						if (params.additionalProperty) {
							return (
								`${formattedError}\n` +
								"For typos: please correct them.\n" +
								"For loader options: webpack >= v2.0.0 no longer allows custom properties in configuration.\n" +
								"  Loaders should be updated to allow passing options via loader options in module.rules.\n" +
								"  Until loaders are updated one can use the LoaderOptionsPlugin to pass these options to the loader:\n" +
								"  plugins: [\n" +
								"    new webpack.LoaderOptionsPlugin({\n" +
								"      // test: /\\.xxx$/, // may apply this only for some modules\n" +
								"      options: {\n" +
								`        ${params.additionalProperty}: …\n` +
								"      }\n" +
								"    })\n" +
								"  ]"
							);
						}
					}
				}

				return formattedError;
			}
		}
	);
};
module.exports = validateSchema;