add parameter check

Mihail Slavchev · Mihail Slavchev · commit cd80a2a2d1f7 · 2016-06-27T18:34:00.000+03:00
diff --git a/runtime/src/main/jni/MetadataNode.cpp b/runtime/src/main/jni/MetadataNode.cpp
@@ -986,6 +986,10 @@ void MetadataNode::InterfaceConstructorCallback(const v8::FunctionCallbackInfo<v
 
 		if (info.Length() == 1)
 		{
+			if (!info[0]->IsObject())
+			{
+				throw NativeScriptException(string("First argument must be implementation object"));
+			}
 			implementationObject = info[0]->ToObject();
 		}
 		else if (info.Length() == 2)

Original file line number	Diff line number	Diff line change
`@@ -986,6 +986,10 @@ void MetadataNode::InterfaceConstructorCallback(const v8::FunctionCallbackInfo<v`
`986`	`986`
`987`	`987`	`if (info.Length() == 1)`
`988`	`988`	`{`
	`989`	`+ if (!info[0]->IsObject())`
	`990`	`+ {`
	`991`	`+ throw NativeScriptException(string("First argument must be implementation object"));`
	`992`	`+ }`
`989`	`993`	`implementationObject = info[0]->ToObject();`
`990`	`994`	`}`
`991`	`995`	`else if (info.Length() == 2)`