GraphQL\Validator\Rules\UniqueArgumentNames::duplicateArgMessage PHP Method

duplicateArgMessage() static public method

static public duplicateArgMessage ( $argName )
    static function duplicateArgMessage($argName)
    {
        return "There can be only one argument named \"{$argName}\".";
    }

Usage Example

 private function duplicateArg($argName, $l1, $c1, $l2, $c2)
 {
     return FormattedError::create(UniqueArgumentNames::duplicateArgMessage($argName), [new SourceLocation($l1, $c1), new SourceLocation($l2, $c2)]);
 }