Allow up or down for second argument.

Author: octalmage

src/robotjs.cc

@@ -485,7 +485,6 @@ NAN_METHOD(keyToggle)
 
 	v8::String::Utf8Value kstr(info[0]->ToString());
 	v8::String::Utf8Value fstr(info[2]->ToString());
-	down = info[1]->BooleanValue();
 	k = *kstr;
 	f = *fstr;
 
@@ -499,6 +498,28 @@ NAN_METHOD(keyToggle)
     	default:
       		return Nan::ThrowError("Invalid number of arguments.");
 	}
+	
+	//Get down value if provided.
+	if (info.Length() > 1)
+	{
+		char *d;
+
+		Nan::Utf8String dstr(info[1]);
+		d = *dstr;
+
+		if (strcmp(d, "down") == 0)
+		{
+			down = true;
+		}
+		else if (strcmp(d, "up") == 0)
+		{
+			down = false;
+		}
+		else
+		{
+			return Nan::ThrowError("Invalid mouse button state specified.");
+		}
+	}
 
 	if (f)
 	{