[ES6] Implement Reflect.has

[WebKit-https.git] / Source / JavaScriptCore / builtins / ReflectObject.js

diff --git a/Source/JavaScriptCore/builtins/ReflectObject.js b/Source/JavaScriptCore/builtins/ReflectObject.js
index 166af07..804c1e6 100644 (file)
--- a/Source/JavaScriptCore/builtins/ReflectObject.js
+++ b/Source/JavaScriptCore/builtins/ReflectObject.js
@@ -47,3 +47,12 @@ function deleteProperty(target, propertyKey)
     return delete target[propertyKey];
 }
 
+function has(target, propertyKey)
+{
+    "use strict";
+
+    if (!@isObject(target))
+        throw new @TypeError("Reflect.has requires the first argument be an object");
+
+    return propertyKey in target;
+}