JavaScriptExample
diff --git a/‎lib/WebpackOptionsValidationError.js‎
Lines changed: 2 additions & 0 deletions b/‎lib/WebpackOptionsValidationError.js‎
Lines changed: 2 additions & 0 deletions
diff --git a/‎lib/validateSchema.js‎
Lines changed: 1 addition & 0 deletions b/‎lib/validateSchema.js‎
Lines changed: 1 addition & 0 deletions
diff --git a/‎package.json‎
Lines changed: 1 addition & 0 deletions b/‎package.json‎
Lines changed: 1 addition & 0 deletions
diff --git a/‎schemas/webpackOptionsSchema.json‎
Lines changed: 24 additions & 3 deletions b/‎schemas/webpackOptionsSchema.json‎
Lines changed: 24 additions & 3 deletions
diff --git a/‎test/Validation.test.js‎
Lines changed: 11 additions & 0 deletions b/‎test/Validation.test.js‎
Lines changed: 11 additions & 0 deletions
@@ -75,6 +75,8 @@ WebpackOptionsValidationError.formatValidationError = function formatValidationE
 			}
 			return dataPath + " should be " + err.params.type + ":\n" +
 				getSchemaPartText(err.parentSchema);
+		case "instanceof":
+			return dataPath + " should be an instance of " + getSchemaPartText(err.parentSchema) + ".";
 		case "required":
 			var missingProperty = err.params.missingProperty.replace(/^\./, "");
 			return dataPath + " misses the property '" + missingProperty + "'.\n" +
 
@@ -8,6 +8,7 @@ var ajv = new Ajv({
 	allErrors: true,
 	verbose: true
 });
+require('ajv-keywords')(ajv);
 
 function validateSchema(schema, options) {
 	if(Array.isArray(options)) {
 
@@ -6,6 +6,7 @@
   "dependencies": {
     "acorn": "^4.0.3",
     "ajv": "^4.7.0",
+    "ajv-keywords": "^1.1.1",
     "async": "^2.1.2",
     "enhanced-resolve": "^2.2.0",
     "interpret": "^1.0.0",
 
@@ -76,7 +76,14 @@
         },
         {
           "additionalProperties": {
-            "type": "string"
+            "anyOf": [
+              {
+                "type": "string"
+              },
+              {
+                "type": "object"
+              }
+            ]
           },
           "description": "If an dependency matches exactly a property of the object, the property value is used as dependency.",
           "type": "object"
@@ -109,7 +116,14 @@
           "type": "boolean"
         },
         "exprContextRegExp": {
-          "instanceof": "RegExp"
+          "anyOf": [
+            {
+              "type": "boolean"
+            },
+            {
+              "instanceof": "RegExp"
+            }
+          ]
         },
         "exprContextRequest": {
           "type": "string"
@@ -153,7 +167,14 @@
           "type": "boolean"
         },
         "unknownContextRegExp": {
-          "instanceof": "RegExp"
+          "anyOf": [
+            {
+              "type": "boolean"
+            },
+            {
+              "instanceof": "RegExp"
+            }
+          ]
         },
         "unknownContextRequest": {
           "type": "string"
 
@@ -33,6 +33,17 @@ describe("Validation", function() {
 			"   object { <key>: string | [string] } | string | [string]",
 			"   The entry point(s) of the compilation."
 		]
+	}, {
+		name: "invalid instanceof",
+		config: {
+			entry: "a",
+			module: {
+				wrappedContextRegExp: 1337
+			}
+		},
+		message: [
+			" - configuration.module.wrappedContextRegExp should be an instance of RegExp.",
+		]
 	}, {
 		name: "multiple errors",
 		config: {
Original file line number	Diff line number	Diff line change
`@@ -75,6 +75,8 @@ WebpackOptionsValidationError.formatValidationError = function formatValidationE`
`75`	`75`	`}`
`76`	`76`	`return dataPath + " should be " + err.params.type + ":\n" +`
`77`	`77`	`getSchemaPartText(err.parentSchema);`
	`78`	`+ case "instanceof":`
	`79`	`+ return dataPath + " should be an instance of " + getSchemaPartText(err.parentSchema) + ".";`
`78`	`80`	`case "required":`
`79`	`81`	`var missingProperty = err.params.missingProperty.replace(/^\./, "");`
`80`	`82`	`return dataPath + " misses the property '" + missingProperty + "'.\n" +`