1 files changed, 66 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/validateSchema.js b/node_modules/webpack/lib/validateSchema.js
new file mode 100644
index 000000000..8d415c170
--- /dev/null
+++ b/node_modules/webpack/lib/validateSchema.js
@@ -0,0 +1,66 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Gajus Kuizinas @gajus
+*/
+"use strict";
+
+const Ajv = require("ajv");
+const ajv = new Ajv({
+	errorDataPath: "configuration",
+	allErrors: true,
+	verbose: true
+});
+require("ajv-keywords")(ajv, ["instanceof"]);
+require("../schemas/ajv.absolutePath")(ajv);
+
+function validateSchema(schema, options) {
+	if(Array.isArray(options)) {
+		const errors = options.map((options) => validateObject(schema, options));
+		errors.forEach((list, idx) => {
+			list.forEach(function applyPrefix(err) {
+				err.dataPath = `[${idx}]${err.dataPath}`;
+				if(err.children) {
+					err.children.forEach(applyPrefix);
+				}
+			});
+		});
+		return errors.reduce((arr, items) => {
+			return arr.concat(items);
+		}, []);
+	} else {
+		return validateObject(schema, options);
+	}
+}
+
+function validateObject(schema, options) {
+	const validate = ajv.compile(schema);
+	const valid = validate(options);
+	return valid ? [] : filterErrors(validate.errors);
+}
+
+function filterErrors(errors) {
+	let newErrors = [];
+	errors.forEach((err) => {
+		const dataPath = err.dataPath;
+		let children = [];
+		newErrors = newErrors.filter((oldError) => {
+			if(oldError.dataPath.includes(dataPath)) {
+				if(oldError.children) {
+					children = children.concat(oldError.children.slice(0));
+				}
+				oldError.children = undefined;
+				children.push(oldError);
+				return false;
+			}
+			return true;
+		});
+		if(children.length) {
+			err.children = children;
+		}
+		newErrors.push(err);
+	});
+
+	return newErrors;
+}
+
+module.exports = validateSchema;