GraphQLRuntime::bind() - Code Metrics - Inspection of "Dependecy injection" - digiaonline/graphql-php - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — master (#21)

by Christoffer

created 2018-03-02 12:11 UTC

GraphQLRuntime::bind() A

↳ Parent: GraphQLRuntime

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
eloc	1
c	0
b	0
f	0
nc	1
nop	2
dl	0
loc	3
rs	10

<?php

namespace Digia\GraphQL;

use Digia\GraphQL\Language\AST\Builder\ArgumentBuilder;
use Digia\GraphQL\Language\AST\Builder\BooleanBuilder;
use Digia\GraphQL\Language\AST\Builder\BuilderInterface;
use Digia\GraphQL\Language\AST\Builder\DirectiveBuilder;
use Digia\GraphQL\Language\AST\Builder\DirectiveDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\DocumentBuilder;
use Digia\GraphQL\Language\AST\Builder\EnumBuilder;
use Digia\GraphQL\Language\AST\Builder\EnumTypeDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\EnumTypeExtensionBuilder;
use Digia\GraphQL\Language\AST\Builder\EnumValueDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\FieldBuilder;
use Digia\GraphQL\Language\AST\Builder\FieldDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\FloatBuilder;
use Digia\GraphQL\Language\AST\Builder\FragmentDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\FragmentSpreadBuilder;
use Digia\GraphQL\Language\AST\Builder\InlineFragmentBuilder;
use Digia\GraphQL\Language\AST\Builder\InputObjectTypeDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\InputObjectTypeExtensionBuilder;
use Digia\GraphQL\Language\AST\Builder\InputValueDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\IntBuilder;
use Digia\GraphQL\Language\AST\Builder\InterfaceTypeDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\InterfaceTypeExtensionBuilder;
use Digia\GraphQL\Language\AST\Builder\ListBuilder;
use Digia\GraphQL\Language\AST\Builder\ListTypeBuilder;
use Digia\GraphQL\Language\AST\Builder\NameBuilder;
use Digia\GraphQL\Language\AST\Builder\NamedTypeBuilder;
use Digia\GraphQL\Language\AST\Builder\NodeBuilder;
use Digia\GraphQL\Language\AST\Builder\NodeBuilderInterface;
use Digia\GraphQL\Language\AST\Builder\NonNullTypeBuilder;
use Digia\GraphQL\Language\AST\Builder\NullBuilder;
use Digia\GraphQL\Language\AST\Builder\ObjectBuilder;
use Digia\GraphQL\Language\AST\Builder\ObjectFieldBuilder;
use Digia\GraphQL\Language\AST\Builder\ObjectTypeDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\ObjectTypeExtensionBuilder;
use Digia\GraphQL\Language\AST\Builder\OperationDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\OperationTypeDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\ScalarTypeDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\ScalarTypeExtensionBuilder;
use Digia\GraphQL\Language\AST\Builder\SchemaDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\SelectionSetBuilder;
use Digia\GraphQL\Language\AST\Builder\StringBuilder;
use Digia\GraphQL\Language\AST\Builder\UnionTypeDefinitionBuilder;
use Digia\GraphQL\Language\AST\Builder\UnionTypeExtensionBuilder;
use Digia\GraphQL\Language\AST\Builder\VariableBuilder;
use Digia\GraphQL\Language\AST\Builder\VariableDefinitionBuilder;
use Digia\GraphQL\Language\AST\DirectiveLocationEnum;
use Digia\GraphQL\Language\AST\Node\BooleanValueNode;
use Digia\GraphQL\Language\AST\Node\FloatValueNode;
use Digia\GraphQL\Language\AST\Node\IntValueNode;
use Digia\GraphQL\Language\AST\Node\NodeInterface;
use Digia\GraphQL\Language\AST\Node\StringValueNode;
use Digia\GraphQL\Language\AST\NodeKindEnum;
use Digia\GraphQL\Language\Lexer;
use Digia\GraphQL\Language\LexerInterface;
use Digia\GraphQL\Language\Parser;
use Digia\GraphQL\Language\ParserInterface;
use Digia\GraphQL\Language\Printer;
use Digia\GraphQL\Language\PrinterInterface;
use Digia\GraphQL\Language\Reader\AmpReader;
use Digia\GraphQL\Language\Reader\AtReader;
use Digia\GraphQL\Language\Reader\BangReader;
use Digia\GraphQL\Language\Reader\BlockStringReader;
use Digia\GraphQL\Language\Reader\BraceReader;
use Digia\GraphQL\Language\Reader\BracketReader;
use Digia\GraphQL\Language\Reader\ColonReader;
use Digia\GraphQL\Language\Reader\CommentReader;
use Digia\GraphQL\Language\Reader\DollarReader;
use Digia\GraphQL\Language\Reader\EqualsReader;
use Digia\GraphQL\Language\Reader\NameReader;
use Digia\GraphQL\Language\Reader\NumberReader;
use Digia\GraphQL\Language\Reader\ParenthesisReader;
use Digia\GraphQL\Language\Reader\PipeReader;
use Digia\GraphQL\Language\Reader\ReaderInterface;
use Digia\GraphQL\Language\Reader\SpreadReader;
use Digia\GraphQL\Language\Reader\StringReader;
use Digia\GraphQL\Type\Definition\TypeNameEnum;
use League\Container\Container;
use League\Container\Definition\DefinitionInterface;
use const Digia\GraphQL\Type\MAX_INT;

use const Digia\GraphQL\Type\MIN_INT;

use function Digia\GraphQL\Type\GraphQLBoolean;
use function Digia\GraphQL\Type\GraphQLDirective;
use function Digia\GraphQL\Type\GraphQLNonNull;
use function Digia\GraphQL\Type\GraphQLScalarType;
use function Digia\GraphQL\Type\GraphQLString;

class GraphQLRuntime
{

    /**
     * @var GraphQLRuntime
     */
    private static $instance;

    /**
     * @var BuilderInterface[]
     */
    private static $nodeBuilders;

    /**
     * @var ReaderInterface[]
     */
    private static $sourceReaders;

    /**
     * @var Container
     */
    protected $container;

    /**
     * GraphQL constructor.
     */
    public function __construct()
    {
        $this->container = new Container();

        $this->registerBindings();
    }

    /**
     * @return GraphQLRuntime
     */
    public static function get()
    {
        if (null === self::$instance) {
            self::$instance = new static();
        }

        return self::$instance;
    }

    /**
     * @return BuilderInterface[]
     */
    public static function getNodeBuilders(): array
    {
        if (null === self::$nodeBuilders) {

            self::$nodeBuilders = [
                // Standard
                new ArgumentBuilder(),
                new BooleanBuilder(),
                new DirectiveBuilder(),
                new DocumentBuilder(),
                new EnumBuilder(),
                new FieldBuilder(),
                new FloatBuilder(),
                new FragmentDefinitionBuilder(),
                new FragmentSpreadBuilder(),
                new InlineFragmentBuilder(),
                new IntBuilder(),
                new ListBuilder(),
                new ListTypeBuilder(),
                new NameBuilder(),
                new NamedTypeBuilder(),
                new NonNullTypeBuilder(),
                new NullBuilder(),
                new ObjectBuilder(),
                new ObjectFieldBuilder(),
                new OperationDefinitionBuilder(),
                new SelectionSetBuilder(),
                new StringBuilder(),
                new VariableBuilder(),
                new VariableDefinitionBuilder(),
                // Schema Definition Language (SDL)
                new SchemaDefinitionBuilder(),
                new OperationTypeDefinitionBuilder(),
                new FieldDefinitionBuilder(),
                new ScalarTypeDefinitionBuilder(),
                new ObjectTypeDefinitionBuilder(),
                new InterfaceTypeDefinitionBuilder(),
                new UnionTypeDefinitionBuilder(),
                new EnumTypeDefinitionBuilder(),
                new EnumValueDefinitionBuilder(),
                new InputObjectTypeDefinitionBuilder(),
                new InputValueDefinitionBuilder(),
                new ScalarTypeExtensionBuilder(),
                new ObjectTypeExtensionBuilder(),
                new InterfaceTypeExtensionBuilder(),
                new EnumTypeExtensionBuilder(),
                new UnionTypeExtensionBuilder(),
                new InputObjectTypeExtensionBuilder(),
                new DirectiveDefinitionBuilder(),
            ];
        }

        return self::$nodeBuilders;
    }

    /**
     * @return ReaderInterface[]
     */
    public static function getSourceReaders(): array
    {
        if (null === self::$sourceReaders) {

            self::$sourceReaders = [
                new AmpReader(),
                new AtReader(),
                new BangReader(),
                new BlockStringReader(),
                new BraceReader(),
                new BracketReader(),
                new ColonReader(),
                new CommentReader(),
                new DollarReader(),
                new EqualsReader(),
                new NameReader(),
                new NumberReader(),
                new ParenthesisReader(),
                new PipeReader(),
                new SpreadReader(),
                new StringReader(),
            ];
        }

        return self::$sourceReaders;
    }

    /**
     * @param string $id
     * @param mixed  $concrete
     * @return DefinitionInterface
     */
    public function bind(string $id, $concrete): DefinitionInterface
    {
        return $this->container->add($id, $concrete);
    }

    /**
     * @param string $id
     * @param mixed  $concrete
     * @return DefinitionInterface
     */
    public function singleton(string $id, $concrete): DefinitionInterface
    {
        return $this->container->add($id, $concrete, true);
    }

    /**
     * @param string $id
     * @return mixed
     */
    public function make(string $id)
    {
        return $this->container->get($id);
    }

    /**
     *
     */
    protected function registerBindings()
    {
        $this->registerParser();
        $this->registerPrinter();
        $this->registerScalarTypes();
        $this->registerDirectives();
    }

    /**
     * Registers the GraphQL parser with the container.
     */
    protected function registerParser()
    {
        $this->singleton(NodeBuilderInterface::class, function () {
            return new NodeBuilder(self::getNodeBuilders());
        });

        $this->singleton(ParserInterface::class, Parser::class)
            ->addArgument(NodeBuilderInterface::class);

        $this->bind(LexerInterface::class, function () {
            return new Lexer(self::getSourceReaders());
        });
    }

    /**
     * Registers the GraphQL printer with the container.
     */
    protected function registerPrinter()
    {
        $this->singleton(PrinterInterface::class, Printer::class);
    }

    /**
     * Registers the GraphQL scalar types with the container.
     */
    protected function registerScalarTypes()
    {
        /**
         * @param $value
         * @return bool
         * @throws \TypeError
         */
        function coerceBoolean($value): bool
        {
            if (!is_scalar($value)) {
                throw new \TypeError(sprintf('Boolean cannot represent a non-scalar value: %s', $value));
            }

            return (bool)$value;
        }

        $this->singleton('GraphQLBoolean', function () {
            return GraphQLScalarType([
                'name'        => TypeNameEnum::BOOLEAN,
                'description' => 'The `Boolean` scalar type represents `true` or `false`.',
                'serialize'   => function ($value) {
                    return coerceBoolean($value);
                },
                'parseValue'  => function ($value) {
                    return coerceBoolean($value);
                },

                'parseLiteral' => function (NodeInterface $astNode) {
                    /** @var BooleanValueNode $astNode */
                    return $astNode->getKind() === NodeKindEnum::BOOLEAN ? $astNode->getValue() : null;
                },
            ]);
        });

        /**
         * @param $value
         * @return float
         * @throws \TypeError
         */
        function coerceFloat($value): float

        {
            if ($value === '') {
                throw new \TypeError('Float cannot represent non numeric value: (empty string)');
            }

            if (is_numeric($value) || \is_bool($value)) {
                return (float)$value;
            }

            throw new \TypeError(sprintf('Float cannot represent non numeric value: %s', $value));
        }

        $this->singleton('GraphQLFloat', function () {
            return GraphQLScalarType([
                'name'         => TypeNameEnum::FLOAT,
                'description'  =>
                    'The `Float` scalar type represents signed double-precision fractional ' .
                    'values as specified by ' .
                    '[IEEE 754](http://en.wikipedia.org/wiki/IEEE_floating_point).',
                'serialize'    => function ($value) {
                    return coerceFloat($value);
                },
                'parseValue'   => function ($value) {
                    return coerceFloat($value);
                },
                'parseLiteral' => function (NodeInterface $astNode) {
                    /** @var FloatValueNode $astNode */
                    return in_array($astNode->getKind(), [NodeKindEnum::FLOAT, NodeKindEnum::INT], true)
                        ? $astNode->getValue()
                        : null;
                },
            ]);
        });

        /**
         * @param $value
         * @return int
         * @throws \TypeError
         */
        function coerceInt($value)

        {
            if ($value === '') {
                throw new \TypeError('Int cannot represent non 32-bit signed integer value: (empty string)');
            }

            if (\is_bool($value)) {
                $value = (int)$value;
            }

            if (!\is_int($value) || $value > MAX_INT || $value < MIN_INT) {
                throw new \TypeError(sprintf('Int cannot represent non 32-bit signed integer value: %s', $value));
            }

            $intValue   = (int)$value;
            $floatValue = (float)$value;

            if ($floatValue != $intValue || floor($floatValue) !== $floatValue) {
                throw new \TypeError(sprintf('Int cannot represent non-integer value: %s', $value));
            }

            return $intValue;
        }

        $this->singleton('GraphQLInt', function () {
            return GraphQLScalarType([
                'name'         => TypeNameEnum::INT,
                'description'  =>
                    'The `Int` scalar type represents non-fractional signed whole numeric ' .
                    'values. Int can represent values between -(2^31) and 2^31 - 1.',
                'serialize'    => function ($value) {
                    return coerceInt($value);
                },
                'parseValue'   => function ($value) {
                    return coerceInt($value);
                },
                'parseLiteral' => function (NodeInterface $astNode) {
                    /** @var IntValueNode $astNode */
                    return $astNode->getKind() === NodeKindEnum::INT ? $astNode->getValue() : null;
                },
            ]);
        });

        /**
         * @param $value
         * @return string
         * @throws \TypeError
         */
        function coerceString($value): string

        {
            if ($value === null) {
                return 'null';
            }

            if ($value === true) {
                return 'true';
            }

            if ($value === false) {
                return 'false';
            }

            if (!is_scalar($value)) {
                throw new \TypeError('String cannot represent a non-scalar value');
            }

            return (string)$value;
        }

        $this->singleton('GraphQLID', function () {
            return GraphQLScalarType([
                'name'         => TypeNameEnum::ID,
                'description'  =>
                    'The `ID` scalar type represents a unique identifier, often used to ' .
                    'refetch an object or as key for a cache. The ID type appears in a JSON ' .
                    'response as a String; however, it is not intended to be human-readable. ' .
                    'When expected as an input type, any string (such as `"4"`) or integer ' .
                    '(such as `4`) input value will be accepted as an ID.',
                'serialize'    => function ($value) {
                    return coerceString($value);
                },
                'parseValue'   => function ($value) {
                    return coerceString($value);
                },
                'parseLiteral' => function (NodeInterface $astNode) {
                    /** @var StringValueNode $astNode */
                    return in_array($astNode->getKind(), [NodeKindEnum::STRING, NodeKindEnum::INT], true)
                        ? $astNode->getValue()
                        : null;
                },
            ]);
        });

        $this->singleton('GraphQLString', function () {
            return GraphQLScalarType([
                'name'         => TypeNameEnum::STRING,
                'description'  =>
                    'The `String` scalar type represents textual data, represented as UTF-8 ' .
                    'character sequences. The String type is most often used by GraphQL to ' .
                    'represent free-form human-readable text.',
                'serialize'    => function ($value) {
                    return coerceString($value);
                },
                'parseValue'   => function ($value) {
                    return coerceString($value);
                },
                'parseLiteral' => function (NodeInterface $astNode) {
                    /** @var StringValueNode $astNode */
                    return $astNode->getKind() === NodeKindEnum::STRING ? $astNode->getValue() : null;
                },
            ]);
        });
    }

    /**
     * Registers the GraphQL directives with the container.
     */
    protected function registerDirectives()
    {
        $this->singleton('GraphQLIncludeDirective', function () {
            return GraphQLDirective([
                'name'        => 'include',
                'description' =>
                    'Directs the executor to include this field or fragment only when ' .
                    'the `if` argument is true.',
                'locations'   => [
                    DirectiveLocationEnum::FIELD,
                    DirectiveLocationEnum::FRAGMENT_SPREAD,
                    DirectiveLocationEnum::INLINE_FRAGMENT,
                ],
                'args'        => [
                    'if ' => [
                        'type'        => GraphQLNonNull(GraphQLBoolean()),
                        'description' => 'Included when true.',
                    ],
                ],
            ]);
        });

        $this->singleton('GraphQLSkipDirective', function () {
            return GraphQLDirective([
                'name'        => 'skip',
                'description' =>
                    'Directs the executor to skip this field or fragment when the `if` ' .
                    'argument is true.',
                'locations'   => [
                    DirectiveLocationEnum::FIELD,
                    DirectiveLocationEnum::FRAGMENT_SPREAD,
                    DirectiveLocationEnum::INLINE_FRAGMENT,
                ],
                'args'        => [
                    'if' => [
                        'type'        => GraphQLNonNull(GraphQLBoolean()),
                        'description' => 'Skipped when true.',
                    ],
                ],
            ]);
        });

        $this->singleton('GraphQLDeprecatedDirective', function () {
            return GraphQLDirective([
                'name'        => 'deprecated',
                'description' => 'Marks an element of a GraphQL schema as no longer supported.',
                'locations'   => [
                    DirectiveLocationEnum::FIELD_DEFINITION,
                    DirectiveLocationEnum::ENUM_VALUE,
                ],
                'args'        => [
                    'reason' => [
                        'type'         => GraphQLString(),
                        'description'  =>
                            'Explains why this element was deprecated, usually also including a ' .
                            'suggestion for how to access supported similar data. Formatted ' .
                            'in [Markdown](https://daringfireball.net/projects/markdown/).',
                        'defaultValue' => DEFAULT_DEPRECATION_REASON,
                    ],
                ]
            ]);
        });
    }
}


1			<?php
2
3			namespace Digia\GraphQL;
4
5			use Digia\GraphQL\Language\AST\Builder\ArgumentBuilder;
6			use Digia\GraphQL\Language\AST\Builder\BooleanBuilder;
7			use Digia\GraphQL\Language\AST\Builder\BuilderInterface;
8			use Digia\GraphQL\Language\AST\Builder\DirectiveBuilder;
9			use Digia\GraphQL\Language\AST\Builder\DirectiveDefinitionBuilder;
10			use Digia\GraphQL\Language\AST\Builder\DocumentBuilder;
11			use Digia\GraphQL\Language\AST\Builder\EnumBuilder;
12			use Digia\GraphQL\Language\AST\Builder\EnumTypeDefinitionBuilder;
13			use Digia\GraphQL\Language\AST\Builder\EnumTypeExtensionBuilder;
14			use Digia\GraphQL\Language\AST\Builder\EnumValueDefinitionBuilder;
15			use Digia\GraphQL\Language\AST\Builder\FieldBuilder;
16			use Digia\GraphQL\Language\AST\Builder\FieldDefinitionBuilder;
17			use Digia\GraphQL\Language\AST\Builder\FloatBuilder;
18			use Digia\GraphQL\Language\AST\Builder\FragmentDefinitionBuilder;
19			use Digia\GraphQL\Language\AST\Builder\FragmentSpreadBuilder;
20			use Digia\GraphQL\Language\AST\Builder\InlineFragmentBuilder;
21			use Digia\GraphQL\Language\AST\Builder\InputObjectTypeDefinitionBuilder;
22			use Digia\GraphQL\Language\AST\Builder\InputObjectTypeExtensionBuilder;
23			use Digia\GraphQL\Language\AST\Builder\InputValueDefinitionBuilder;
24			use Digia\GraphQL\Language\AST\Builder\IntBuilder;
25			use Digia\GraphQL\Language\AST\Builder\InterfaceTypeDefinitionBuilder;
26			use Digia\GraphQL\Language\AST\Builder\InterfaceTypeExtensionBuilder;
27			use Digia\GraphQL\Language\AST\Builder\ListBuilder;
28			use Digia\GraphQL\Language\AST\Builder\ListTypeBuilder;
29			use Digia\GraphQL\Language\AST\Builder\NameBuilder;
30			use Digia\GraphQL\Language\AST\Builder\NamedTypeBuilder;
31			use Digia\GraphQL\Language\AST\Builder\NodeBuilder;
32			use Digia\GraphQL\Language\AST\Builder\NodeBuilderInterface;
33			use Digia\GraphQL\Language\AST\Builder\NonNullTypeBuilder;
34			use Digia\GraphQL\Language\AST\Builder\NullBuilder;
35			use Digia\GraphQL\Language\AST\Builder\ObjectBuilder;
36			use Digia\GraphQL\Language\AST\Builder\ObjectFieldBuilder;
37			use Digia\GraphQL\Language\AST\Builder\ObjectTypeDefinitionBuilder;
38			use Digia\GraphQL\Language\AST\Builder\ObjectTypeExtensionBuilder;
39			use Digia\GraphQL\Language\AST\Builder\OperationDefinitionBuilder;
40			use Digia\GraphQL\Language\AST\Builder\OperationTypeDefinitionBuilder;
41			use Digia\GraphQL\Language\AST\Builder\ScalarTypeDefinitionBuilder;
42			use Digia\GraphQL\Language\AST\Builder\ScalarTypeExtensionBuilder;
43			use Digia\GraphQL\Language\AST\Builder\SchemaDefinitionBuilder;
44			use Digia\GraphQL\Language\AST\Builder\SelectionSetBuilder;
45			use Digia\GraphQL\Language\AST\Builder\StringBuilder;
46			use Digia\GraphQL\Language\AST\Builder\UnionTypeDefinitionBuilder;
47			use Digia\GraphQL\Language\AST\Builder\UnionTypeExtensionBuilder;
48			use Digia\GraphQL\Language\AST\Builder\VariableBuilder;
49			use Digia\GraphQL\Language\AST\Builder\VariableDefinitionBuilder;
50			use Digia\GraphQL\Language\AST\DirectiveLocationEnum;
51			use Digia\GraphQL\Language\AST\Node\BooleanValueNode;
52			use Digia\GraphQL\Language\AST\Node\FloatValueNode;
53			use Digia\GraphQL\Language\AST\Node\IntValueNode;
54			use Digia\GraphQL\Language\AST\Node\NodeInterface;
55			use Digia\GraphQL\Language\AST\Node\StringValueNode;
56			use Digia\GraphQL\Language\AST\NodeKindEnum;
57			use Digia\GraphQL\Language\Lexer;
58			use Digia\GraphQL\Language\LexerInterface;
59			use Digia\GraphQL\Language\Parser;
60			use Digia\GraphQL\Language\ParserInterface;
61			use Digia\GraphQL\Language\Printer;
62			use Digia\GraphQL\Language\PrinterInterface;
63			use Digia\GraphQL\Language\Reader\AmpReader;
64			use Digia\GraphQL\Language\Reader\AtReader;
65			use Digia\GraphQL\Language\Reader\BangReader;
66			use Digia\GraphQL\Language\Reader\BlockStringReader;
67			use Digia\GraphQL\Language\Reader\BraceReader;
68			use Digia\GraphQL\Language\Reader\BracketReader;
69			use Digia\GraphQL\Language\Reader\ColonReader;
70			use Digia\GraphQL\Language\Reader\CommentReader;
71			use Digia\GraphQL\Language\Reader\DollarReader;
72			use Digia\GraphQL\Language\Reader\EqualsReader;
73			use Digia\GraphQL\Language\Reader\NameReader;
74			use Digia\GraphQL\Language\Reader\NumberReader;
75			use Digia\GraphQL\Language\Reader\ParenthesisReader;
76			use Digia\GraphQL\Language\Reader\PipeReader;
77			use Digia\GraphQL\Language\Reader\ReaderInterface;
78			use Digia\GraphQL\Language\Reader\SpreadReader;
79			use Digia\GraphQL\Language\Reader\StringReader;
80			use Digia\GraphQL\Type\Definition\TypeNameEnum;
81			use League\Container\Container;
82			use League\Container\Definition\DefinitionInterface;
83			use const Digia\GraphQL\Type\MAX_INT;
			0 ignored issues – show Bug introduced 2018-03-02 11:20 UTC by Report Bug Copy Issue Report The constant `Digia\GraphQL\Type\MAX_INT` was not found. Maybe you did not declare it correctly or list all dependencies? Loading history...
84			use const Digia\GraphQL\Type\MIN_INT;
			0 ignored issues – show Bug introduced 2018-03-02 11:20 UTC by Report Bug Copy Issue Report The constant `Digia\GraphQL\Type\MIN_INT` was not found. Maybe you did not declare it correctly or list all dependencies? Loading history...
85			use function Digia\GraphQL\Type\GraphQLBoolean;
86			use function Digia\GraphQL\Type\GraphQLDirective;
87			use function Digia\GraphQL\Type\GraphQLNonNull;
88			use function Digia\GraphQL\Type\GraphQLScalarType;
89			use function Digia\GraphQL\Type\GraphQLString;
90
91			class GraphQLRuntime
92			{
93
94			/**
95			* @var GraphQLRuntime
96			*/
97			private static $instance;
98
99			/**
100			* @var BuilderInterface[]
101			*/
102			private static $nodeBuilders;
103
104			/**
105			* @var ReaderInterface[]
106			*/
107			private static $sourceReaders;
108
109			/**
110			* @var Container
111			*/
112			protected $container;
113
114			/**
115			* GraphQL constructor.
116			*/
117			public function __construct()
118			{
119			$this->container = new Container();
120
121			$this->registerBindings();
122			}
123
124			/**
125			* @return GraphQLRuntime
126			*/
127			public static function get()
128			{
129			if (null === self::$instance) {
130			self::$instance = new static();
131			}
132
133			return self::$instance;
134			}
135
136			/**
137			* @return BuilderInterface[]
138			*/
139			public static function getNodeBuilders(): array
140			{
141			if (null === self::$nodeBuilders) {
			0 ignored issues – show introduced 2018-03-02 12:13 UTC by Report Bug Copy Issue Report The condition `null === self::nodeBuilders` can never be `true`. Loading history...
142			self::$nodeBuilders = [
143			// Standard
144			new ArgumentBuilder(),
145			new BooleanBuilder(),
146			new DirectiveBuilder(),
147			new DocumentBuilder(),
148			new EnumBuilder(),
149			new FieldBuilder(),
150			new FloatBuilder(),
151			new FragmentDefinitionBuilder(),
152			new FragmentSpreadBuilder(),
153			new InlineFragmentBuilder(),
154			new IntBuilder(),
155			new ListBuilder(),
156			new ListTypeBuilder(),
157			new NameBuilder(),
158			new NamedTypeBuilder(),
159			new NonNullTypeBuilder(),
160			new NullBuilder(),
161			new ObjectBuilder(),
162			new ObjectFieldBuilder(),
163			new OperationDefinitionBuilder(),
164			new SelectionSetBuilder(),
165			new StringBuilder(),
166			new VariableBuilder(),
167			new VariableDefinitionBuilder(),
168			// Schema Definition Language (SDL)
169			new SchemaDefinitionBuilder(),
170			new OperationTypeDefinitionBuilder(),
171			new FieldDefinitionBuilder(),
172			new ScalarTypeDefinitionBuilder(),
173			new ObjectTypeDefinitionBuilder(),
174			new InterfaceTypeDefinitionBuilder(),
175			new UnionTypeDefinitionBuilder(),
176			new EnumTypeDefinitionBuilder(),
177			new EnumValueDefinitionBuilder(),
178			new InputObjectTypeDefinitionBuilder(),
179			new InputValueDefinitionBuilder(),
180			new ScalarTypeExtensionBuilder(),
181			new ObjectTypeExtensionBuilder(),
182			new InterfaceTypeExtensionBuilder(),
183			new EnumTypeExtensionBuilder(),
184			new UnionTypeExtensionBuilder(),
185			new InputObjectTypeExtensionBuilder(),
186			new DirectiveDefinitionBuilder(),
187			];
188			}
189
190			return self::$nodeBuilders;
191			}
192
193			/**
194			* @return ReaderInterface[]
195			*/
196			public static function getSourceReaders(): array
197			{
198			if (null === self::$sourceReaders) {
			0 ignored issues – show introduced 2018-03-02 12:13 UTC by Report Bug Copy Issue Report The condition `null === self::sourceReaders` can never be `true`. Loading history...
199			self::$sourceReaders = [
200			new AmpReader(),
201			new AtReader(),
202			new BangReader(),
203			new BlockStringReader(),
204			new BraceReader(),
205			new BracketReader(),
206			new ColonReader(),
207			new CommentReader(),
208			new DollarReader(),
209			new EqualsReader(),
210			new NameReader(),
211			new NumberReader(),
212			new ParenthesisReader(),
213			new PipeReader(),
214			new SpreadReader(),
215			new StringReader(),
216			];
217			}
218
219			return self::$sourceReaders;
220			}
221
222			/**
223			* @param string $id
224			* @param mixed $concrete
225			* @return DefinitionInterface
226			*/
227			public function bind(string $id, $concrete): DefinitionInterface
228			{
229			return $this->container->add($id, $concrete);
230			}
231
232			/**
233			* @param string $id
234			* @param mixed $concrete
235			* @return DefinitionInterface
236			*/
237			public function singleton(string $id, $concrete): DefinitionInterface
238			{
239			return $this->container->add($id, $concrete, true);
240			}
241
242			/**
243			* @param string $id
244			* @return mixed
245			*/
246			public function make(string $id)
247			{
248			return $this->container->get($id);
249			}
250
251			/**
252			*
253			*/
254			protected function registerBindings()
255			{
256			$this->registerParser();
257			$this->registerPrinter();
258			$this->registerScalarTypes();
259			$this->registerDirectives();
260			}
261
262			/**
263			* Registers the GraphQL parser with the container.
264			*/
265			protected function registerParser()
266			{
267			$this->singleton(NodeBuilderInterface::class, function () {
268			return new NodeBuilder(self::getNodeBuilders());
269			});
270
271			$this->singleton(ParserInterface::class, Parser::class)
272			->addArgument(NodeBuilderInterface::class);
273
274			$this->bind(LexerInterface::class, function () {
275			return new Lexer(self::getSourceReaders());
276			});
277			}
278
279			/**
280			* Registers the GraphQL printer with the container.
281			*/
282			protected function registerPrinter()
283			{
284			$this->singleton(PrinterInterface::class, Printer::class);
285			}
286
287			/**
288			* Registers the GraphQL scalar types with the container.
289			*/
290			protected function registerScalarTypes()
291			{
292			/**
293			* @param $value
294			* @return bool
295			* @throws \TypeError
296			*/
297			function coerceBoolean($value): bool
298			{
299			if (!is_scalar($value)) {
300			throw new \TypeError(sprintf('Boolean cannot represent a non-scalar value: %s', $value));
301			}
302
303			return (bool)$value;
304			}
305
306			$this->singleton('GraphQLBoolean', function () {
307			return GraphQLScalarType([
308			'name' => TypeNameEnum::BOOLEAN,
309			'description' => 'The `Boolean` scalar type represents `true` or `false`.',
310			'serialize' => function ($value) {
311			return coerceBoolean($value);
312			},
313			'parseValue' => function ($value) {
314			return coerceBoolean($value);
315			},
316
317			'parseLiteral' => function (NodeInterface $astNode) {
318			/** @var BooleanValueNode $astNode */
319			return $astNode->getKind() === NodeKindEnum::BOOLEAN ? $astNode->getValue() : null;
320			},
321			]);
322			});
323
324			/**
325			* @param $value
326			* @return float
327			* @throws \TypeError
328			*/
329			function coerceFloat($value): float
			0 ignored issues – show Best Practice introduced 2018-03-02 11:20 UTC by Report Bug Copy Issue Report It is generally recommended to explicitly declare the visibility for methods. Adding explicit visibility (`private`, `protected`, or `public`) is generally recommend to communicate to other developers how, and from where this method is intended to be used. Loading history...
330			{
331			if ($value === '') {
332			throw new \TypeError('Float cannot represent non numeric value: (empty string)');
333			}
334
335			if (is_numeric($value) \|\| \is_bool($value)) {
336			return (float)$value;
337			}
338
339			throw new \TypeError(sprintf('Float cannot represent non numeric value: %s', $value));
340			}
341
342			$this->singleton('GraphQLFloat', function () {
343			return GraphQLScalarType([
344			'name' => TypeNameEnum::FLOAT,
345			'description' =>
346			'The `Float` scalar type represents signed double-precision fractional ' .
347			'values as specified by ' .
348			'[IEEE 754](http://en.wikipedia.org/wiki/IEEE_floating_point).',
349			'serialize' => function ($value) {
350			return coerceFloat($value);
351			},
352			'parseValue' => function ($value) {
353			return coerceFloat($value);
354			},
355			'parseLiteral' => function (NodeInterface $astNode) {
356			/** @var FloatValueNode $astNode */
357			return in_array($astNode->getKind(), [NodeKindEnum::FLOAT, NodeKindEnum::INT], true)
358			? $astNode->getValue()
359			: null;
360			},
361			]);
362			});
363
364			/**
365			* @param $value
366			* @return int
367			* @throws \TypeError
368			*/
369			function coerceInt($value)
			0 ignored issues – show Best Practice introduced 2018-03-02 11:20 UTC by Report Bug Copy Issue Report It is generally recommended to explicitly declare the visibility for methods. Adding explicit visibility (`private`, `protected`, or `public`) is generally recommend to communicate to other developers how, and from where this method is intended to be used. Loading history...
370			{
371			if ($value === '') {
372			throw new \TypeError('Int cannot represent non 32-bit signed integer value: (empty string)');
373			}
374
375			if (\is_bool($value)) {
376			$value = (int)$value;
377			}
378
379			if (!\is_int($value) \|\| $value > MAX_INT \|\| $value < MIN_INT) {
380			throw new \TypeError(sprintf('Int cannot represent non 32-bit signed integer value: %s', $value));
381			}
382
383			$intValue = (int)$value;
384			$floatValue = (float)$value;
385
386			if ($floatValue != $intValue \|\| floor($floatValue) !== $floatValue) {
387			throw new \TypeError(sprintf('Int cannot represent non-integer value: %s', $value));
388			}
389
390			return $intValue;
391			}
392
393			$this->singleton('GraphQLInt', function () {
394			return GraphQLScalarType([
395			'name' => TypeNameEnum::INT,
396			'description' =>
397			'The `Int` scalar type represents non-fractional signed whole numeric ' .
398			'values. Int can represent values between -(2^31) and 2^31 - 1.',
399			'serialize' => function ($value) {
400			return coerceInt($value);
401			},
402			'parseValue' => function ($value) {
403			return coerceInt($value);
404			},
405			'parseLiteral' => function (NodeInterface $astNode) {
406			/** @var IntValueNode $astNode */
407			return $astNode->getKind() === NodeKindEnum::INT ? $astNode->getValue() : null;
408			},
409			]);
410			});
411
412			/**
413			* @param $value
414			* @return string
415			* @throws \TypeError
416			*/
417			function coerceString($value): string
			0 ignored issues – show Best Practice introduced 2018-03-02 11:20 UTC by Report Bug Copy Issue Report It is generally recommended to explicitly declare the visibility for methods. Adding explicit visibility (`private`, `protected`, or `public`) is generally recommend to communicate to other developers how, and from where this method is intended to be used. Loading history...
418			{
419			if ($value === null) {
420			return 'null';
421			}
422
423			if ($value === true) {
424			return 'true';
425			}
426
427			if ($value === false) {
428			return 'false';
429			}
430
431			if (!is_scalar($value)) {
432			throw new \TypeError('String cannot represent a non-scalar value');
433			}
434
435			return (string)$value;
436			}
437
438			$this->singleton('GraphQLID', function () {
439			return GraphQLScalarType([
440			'name' => TypeNameEnum::ID,
441			'description' =>
442			'The `ID` scalar type represents a unique identifier, often used to ' .
443			'refetch an object or as key for a cache. The ID type appears in a JSON ' .
444			'response as a String; however, it is not intended to be human-readable. ' .
445			'When expected as an input type, any string (such as `"4"`) or integer ' .
446			'(such as `4`) input value will be accepted as an ID.',
447			'serialize' => function ($value) {
448			return coerceString($value);
449			},
450			'parseValue' => function ($value) {
451			return coerceString($value);
452			},
453			'parseLiteral' => function (NodeInterface $astNode) {
454			/** @var StringValueNode $astNode */
455			return in_array($astNode->getKind(), [NodeKindEnum::STRING, NodeKindEnum::INT], true)
456			? $astNode->getValue()
457			: null;
458			},
459			]);
460			});
461
462			$this->singleton('GraphQLString', function () {
463			return GraphQLScalarType([
464			'name' => TypeNameEnum::STRING,
465			'description' =>
466			'The `String` scalar type represents textual data, represented as UTF-8 ' .
467			'character sequences. The String type is most often used by GraphQL to ' .
468			'represent free-form human-readable text.',
469			'serialize' => function ($value) {
470			return coerceString($value);
471			},
472			'parseValue' => function ($value) {
473			return coerceString($value);
474			},
475			'parseLiteral' => function (NodeInterface $astNode) {
476			/** @var StringValueNode $astNode */
477			return $astNode->getKind() === NodeKindEnum::STRING ? $astNode->getValue() : null;
478			},
479			]);
480			});
481			}
482
483			/**
484			* Registers the GraphQL directives with the container.
485			*/
486			protected function registerDirectives()
487			{
488			$this->singleton('GraphQLIncludeDirective', function () {
489			return GraphQLDirective([
490			'name' => 'include',
491			'description' =>
492			'Directs the executor to include this field or fragment only when ' .
493			'the `if` argument is true.',
494			'locations' => [
495			DirectiveLocationEnum::FIELD,
496			DirectiveLocationEnum::FRAGMENT_SPREAD,
497			DirectiveLocationEnum::INLINE_FRAGMENT,
498			],
499			'args' => [
500			'if ' => [
501			'type' => GraphQLNonNull(GraphQLBoolean()),
502			'description' => 'Included when true.',
503			],
504			],
505			]);
506			});
507
508			$this->singleton('GraphQLSkipDirective', function () {
509			return GraphQLDirective([
510			'name' => 'skip',
511			'description' =>
512			'Directs the executor to skip this field or fragment when the `if` ' .
513			'argument is true.',
514			'locations' => [
515			DirectiveLocationEnum::FIELD,
516			DirectiveLocationEnum::FRAGMENT_SPREAD,
517			DirectiveLocationEnum::INLINE_FRAGMENT,
518			],
519			'args' => [
520			'if' => [
521			'type' => GraphQLNonNull(GraphQLBoolean()),
522			'description' => 'Skipped when true.',
523			],
524			],
525			]);
526			});
527
528			$this->singleton('GraphQLDeprecatedDirective', function () {
529			return GraphQLDirective([
530			'name' => 'deprecated',
531			'description' => 'Marks an element of a GraphQL schema as no longer supported.',
532			'locations' => [
533			DirectiveLocationEnum::FIELD_DEFINITION,
534			DirectiveLocationEnum::ENUM_VALUE,
535			],
536			'args' => [
537			'reason' => [
538			'type' => GraphQLString(),
539			'description' =>
540			'Explains why this element was deprecated, usually also including a ' .
541			'suggestion for how to access supported similar data. Formatted ' .
542			'in [Markdown](https://daringfireball.net/projects/markdown/).',
543			'defaultValue' => DEFAULT_DEPRECATION_REASON,
544			],
545			]
546			]);
547			});
548			}
549			}
550

digiaonline / graphql-php

Pull Request — master (#21)

GraphQLRuntime::bind() A

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