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<?php
/*
* This file is a part of graphql-youshido project.
*
* @author Alexandr Viniychuk <[email protected]>
* created: 11/27/15 1:22 AM
*/
namespace Youshido\GraphQL\Type\Scalar;
class BooleanType extends AbstractScalarType
{
public function getName()
return 'Boolean';
}
public function serialize($value)
if ($value === 'true') {
return true;
if ($value === 'false') {
return false;
return (bool)$value;
public function isValidValue($value)
return is_null($value) || is_bool($value);
public function getDescription()
return 'The `Boolean` scalar type represents `true` or `false`.';
Youshido /
GraphQL
