3 new helpers for 'hasOwnProperty' checks

Author: photonstorm

v3/src/utils/object/HasAll.js

@@ -0,0 +1,14 @@
+var HasAll = function (source, keys)
+{
+    for (var i = 0; i < keys.length; i++)
+    {
+        if (!source.hasOwnProperty(keys[i]))
+        {
+            return false;
+        }
+    }
+
+    return true;
+};
+
+module.exports = HasAll;

v3/src/utils/object/HasAny.js

@@ -0,0 +1,14 @@
+var HasAny = function (source, keys)
+{
+    for (var i = 0; i < keys.length; i++)
+    {
+        if (source.hasOwnProperty(keys[i]))
+        {
+            return true;
+        }
+    }
+
+    return false;
+};
+
+module.exports = HasAny;

v3/src/utils/object/HasValue.js

@@ -0,0 +1,6 @@
+var HasValue = function (source, key)
+{
+    return (source.hasOwnProperty(key));
+};
+
+module.exports = HasValue;