getArgument() public method

public getArgument ( )
 public function __invoke(ValidationContext $context)
 {
     return [Node::ARGUMENT => function (Argument $argAST) use($context) {
         $argDef = $context->getArgument();
         if ($argDef && !DocumentValidator::isValidLiteralValue($argAST->value, $argDef->getType())) {
             return new Error(self::badValueMessage($argAST->name->value, $argDef->getType(), Printer::doPrint($argAST->value)), [$argAST->value]);
         }
     }];
 }
 public function __invoke(ValidationContext $context)
 {
     return [Node::ARGUMENT => function (Argument $argAST) use($context) {
         $argDef = $context->getArgument();
         if ($argDef) {
             $errors = DocumentValidator::isValidLiteralValue($argDef->getType(), $argAST->value);
             if (!empty($errors)) {
                 $context->reportError(new Error(self::badValueMessage($argAST->name->value, $argDef->getType(), Printer::doPrint($argAST->value), $errors), [$argAST->value]));
             }
         }
         return Visitor::skipNode();
     }];
 }