1 files changed, 55 insertions, 29 deletions
diff --git a/node_modules/webpack/schemas/ajv.absolutePath.js b/node_modules/webpack/schemas/ajv.absolutePath.js
index cb5d10be7..2d7c92fdd 100644
--- a/node_modules/webpack/schemas/ajv.absolutePath.js
+++ b/node_modules/webpack/schemas/ajv.absolutePath.js
@@ -1,29 +1,55 @@
-"use strict";
-
-const getErrorFor = (shouldBeAbsolute, data, schema) => {
-	const message = shouldBeAbsolute ?
-		`The provided value ${JSON.stringify(data)} is not an absolute path!`
-		: `A relative path is expected. However the provided value ${JSON.stringify(data)} is an absolute path!`;
-
-	return {
-		keyword: "absolutePath",
-		params: { absolutePath: data },
-		message: message,
-		parentSchema: schema,
-	};
-};
-module.exports = (ajv) => ajv.addKeyword("absolutePath", {
-	errors: true,
-	type: "string",
-	compile(expected, schema) {
-		function callback(data) {
-			const passes = expected === /^(?:[A-Za-z]:\\|\/)/.test(data);
-			if(!passes) {
-				callback.errors = [getErrorFor(expected, data, schema)];
-			}
-			return passes;
-		}
-		callback.errors = [];
-		return callback;
-	}
-});
+"use strict";
+
+const errorMessage = (schema, data, message) => ({
+	keyword: "absolutePath",
+	params: { absolutePath: data },
+	message: message,
+	parentSchema: schema
+});
+
+const getErrorFor = (shouldBeAbsolute, data, schema) => {
+	const message = shouldBeAbsolute
+		? `The provided value ${JSON.stringify(data)} is not an absolute path!`
+		: `A relative path is expected. However, the provided value ${JSON.stringify(
+				data
+		  )} is an absolute path!`;
+
+	return errorMessage(schema, data, message);
+};
+
+module.exports = ajv =>
+	ajv.addKeyword("absolutePath", {
+		errors: true,
+		type: "string",
+		compile(expected, schema) {
+			function callback(data) {
+				let passes = true;
+				const isExclamationMarkPresent = data.includes("!");
+				const isCorrectAbsoluteOrRelativePath =
+					expected === /^(?:[A-Za-z]:\\|\/)/.test(data);
+
+				if (isExclamationMarkPresent) {
+					callback.errors = [
+						errorMessage(
+							schema,
+							data,
+							`The provided value ${JSON.stringify(
+								data
+							)} contans exclamation mark (!) which is not allowed because it's reserved for loader syntax.`
+						)
+					];
+					passes = false;
+				}
+
+				if (!isCorrectAbsoluteOrRelativePath) {
+					callback.errors = [getErrorFor(expected, data, schema)];
+					passes = false;
+				}
+
+				return passes;
+			}
+			callback.errors = [];
+
+			return callback;
+		}
+	});