isValidResolver() - Code Metrics - Inspection of "Refactor helper functions (#128)" - digiaonline/graphql-php - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( 7bb9a6...34bf96 )

by Christoffer

created 2018-03-18 15:02 UTC

isValidResolver() A

↳ Parent: assertType()

Complexity

Conditions	2
Paths	2

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Importance

Changes

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

<?php

namespace Digia\GraphQL\Type;

use Digia\GraphQL\Error\InvalidTypeException;
use Digia\GraphQL\Error\InvariantException;
use Digia\GraphQL\Type\Definition\AbstractTypeInterface;
use Digia\GraphQL\Type\Definition\CompositeTypeInterface;
use Digia\GraphQL\Type\Definition\Directive;
use Digia\GraphQL\Type\Definition\EnumType;
use Digia\GraphQL\Type\Definition\InputObjectType;
use Digia\GraphQL\Type\Definition\InputTypeInterface;
use Digia\GraphQL\Type\Definition\InterfaceType;
use Digia\GraphQL\Type\Definition\LeafTypeInterface;
use Digia\GraphQL\Type\Definition\ListType;
use Digia\GraphQL\Type\Definition\NamedTypeInterface;
use Digia\GraphQL\Type\Definition\NonNullType;
use Digia\GraphQL\Type\Definition\ObjectType;
use Digia\GraphQL\Type\Definition\OutputTypeInterface;
use Digia\GraphQL\Type\Definition\ScalarType;
use Digia\GraphQL\Type\Definition\TypeInterface;
use Digia\GraphQL\Type\Definition\UnionType;
use Digia\GraphQL\Type\Definition\WrappingTypeInterface;
use function Digia\GraphQL\Util\invariant;
use function Digia\GraphQL\Util\toString;

/**
 * @param $thunk
 * @return null|array
 */
function resolveThunk($thunk): ?array
{
    return \is_callable($thunk) ? $thunk() : $thunk;
}

/**
 * @param mixed $value
 * @return bool
 */
function isAssocArray($value): bool
{
    if (!\is_array($value)) {
        return false;
    }
    if (empty($value)) {
        return true;
    }
    $keys = \array_keys($value);
    return $keys !== \array_keys($keys);
}

/**
 * @param $type
 * @throws InvariantException
 */
function assertType($type)
{
    invariant(
        $type instanceof TypeInterface,
        \sprintf('Expected %s to be a GraphQL type.', toString($type))
    );
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertScalarType(TypeInterface $type)
{
    invariant(
        $type instanceof ScalarType,
        \sprintf('Expected %s to be a GraphQL Scalar type.', toString($type))
    );
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertObjectType(TypeInterface $type)
{
    invariant(
        $type instanceof ObjectType,
        \sprintf('Expected %s to be a GraphQL Object type.', toString($type))
    );
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertInterfaceType(TypeInterface $type)
{
    invariant(
        $type instanceof InterfaceType,
        \sprintf('Expected %s to be a GraphQL Interface type.', toString($type))
    );
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertUnionType(TypeInterface $type)
{
    invariant(
        $type instanceof UnionType,
        \sprintf('Expected %s to be a GraphQL Union type.', toString($type))
    );
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertEnumType(TypeInterface $type)
{
    invariant(
        $type instanceof EnumType,
        \sprintf('Expected %s to be a GraphQL Enum type.', toString($type))
    );
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertInputObjectType(TypeInterface $type)
{
    invariant(
        $type instanceof InputObjectType,
        \sprintf('Expected %s to be a GraphQL InputObject type.', toString($type))
    );
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertListType(TypeInterface $type)
{
    invariant(
        $type instanceof ListType,
        \sprintf('Expected %s to be a GraphQL List type.', toString($type))
    );
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertNonNullType(TypeInterface $type)
{
    invariant(
        $type instanceof NonNullType,
        \sprintf('Expected %s to be a GraphQL NonNull type.', toString($type))
    );
}

/**
 * Whether a type is an input type cannot be determined with `instanceof`
 * because lists and non-nulls can also be output types if the wrapped type is an output type.
 *
 * @param TypeInterface|null $type
 * @return bool
 */
function isInputType(?TypeInterface $type): bool
{
    return null !== $type && ($type instanceof InputTypeInterface || ($type instanceof WrappingTypeInterface && isInputType($type->getOfType())));
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertInputType(TypeInterface $type)
{
    invariant(
        isInputType($type),
        \sprintf('Expected %s to be a GraphQL input type.', toString($type))
    );
}

/**
 * Whether a type is an output type cannot be determined with `instanceof`
 * because lists and non-nulls can also be output types if the wrapped type is an output type.
 *
 * @param TypeInterface|null $type
 * @return bool
 */
function isOutputType(?TypeInterface $type): bool
{
    return null !== $type && ($type instanceof OutputTypeInterface || ($type instanceof WrappingTypeInterface && isOutputType($type->getOfType())));
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertOutputType(TypeInterface $type)
{
    invariant(
        isOutputType($type),
        \sprintf('Expected %s to be a GraphQL output type.', toString($type))
    );
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertLeafType(TypeInterface $type)
{
    invariant(
        $type instanceof LeafTypeInterface,
        \sprintf('Expected %s to be a GraphQL leaf type.', toString($type))
    );
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertCompositeType(TypeInterface $type)
{
    invariant(
        $type instanceof CompositeTypeInterface,
        \sprintf('Expected %s to be a GraphQL composite type.', toString($type))
    );
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertAbstractType(TypeInterface $type)
{
    invariant(
        $type instanceof AbstractTypeInterface,
        \sprintf('Expected %s to be a GraphQL abstract type.', toString($type))
    );
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertWrappingType(TypeInterface $type)
{
    invariant(
        $type instanceof WrappingTypeInterface,
        \sprintf('Expected %s to be a GraphQL wrapping type.', toString($type))
    );
}

/**
 * @param TypeInterface $type
 * @return bool
 */
function isNullableType(TypeInterface $type): bool
{
    return !($type instanceof NonNullType);
}

/**
 * @param TypeInterface $type
 * @return TypeInterface
 * @throws InvariantException
 */
function assertNullableType(TypeInterface $type): TypeInterface
{
    invariant(
        isNullableType($type),
        \sprintf('Expected %s to be a GraphQL nullable type.', toString($type))
    );

    return $type;
}

/**
 * @param TypeInterface|null $type
 * @return TypeInterface|null
 */
function getNullableType(?TypeInterface $type): ?TypeInterface
{
    if (null === $type) {
        return null;
    }

    return $type instanceof NonNullType ? $type->getOfType() : $type;
}

/**
 * @param TypeInterface $type
 * @throws InvariantException
 */
function assertNamedType(TypeInterface $type)
{
    invariant(
        $type instanceof NamedTypeInterface,
        \sprintf('Expected %s to be a GraphQL named type.', toString($type))
    );
}

/**
 * @param TypeInterface|null $type
 * @return NamedTypeInterface|null
 */
function getNamedType(?TypeInterface $type): ?NamedTypeInterface
{
    if (!$type) {
        return null;
    }

    $unwrappedType = $type;

    while ($unwrappedType instanceof WrappingTypeInterface) {
        $unwrappedType = $unwrappedType->getOfType();
    }

    return $unwrappedType;

}

/**
 * @param array $config
 * @return ScalarType
 */
function GraphQLScalarType(array $config = []): ScalarType
{
    return new ScalarType($config);
}

/**
 * @param array $config
 * @return EnumType
 */
function GraphQLEnumType(array $config = []): EnumType
{
    return new EnumType($config);
}

/**
 * @param array $config
 * @return InputObjectType
 */
function GraphQLInputObjectType(array $config = []): InputObjectType
{
    return new InputObjectType($config);
}

/**
 * @param array $config
 * @return InterfaceType
 */
function GraphQLInterfaceType(array $config = []): InterfaceType
{
    return new InterfaceType($config);
}

/**
 * @param array $config
 * @return ObjectType
 */
function GraphQLObjectType(array $config = []): ObjectType
{
    return new ObjectType($config);
}

/**
 * @param array $config
 * @return UnionType
 */
function GraphQLUnionType(array $config = []): UnionType
{
    return new UnionType($config);
}

/**
 * @param array $config
 * @return Schema
 */
function GraphQLSchema(array $config = []): Schema
{
    return new Schema($config);
}

/**
 * @param array $config
 * @return Directive
 */
function GraphQLDirective(array $config = []): Directive
{
    return new Directive($config);
}

/**
 * @param TypeInterface $ofType
 * @return ListType
 */
function GraphQLList(TypeInterface $ofType): ListType
{
    return new ListType($ofType);
}

/**
 * @param TypeInterface $ofType
 * @return NonNullType
 * @throws InvalidTypeException
 */
function GraphQLNonNull(TypeInterface $ofType): NonNullType
{
    return new NonNullType($ofType);
}


1			<?php
2
3			namespace Digia\GraphQL\Type;
4
5			use Digia\GraphQL\Error\InvalidTypeException;
6			use Digia\GraphQL\Error\InvariantException;
7			use Digia\GraphQL\Type\Definition\AbstractTypeInterface;
8			use Digia\GraphQL\Type\Definition\CompositeTypeInterface;
9			use Digia\GraphQL\Type\Definition\Directive;
10			use Digia\GraphQL\Type\Definition\EnumType;
11			use Digia\GraphQL\Type\Definition\InputObjectType;
12			use Digia\GraphQL\Type\Definition\InputTypeInterface;
13			use Digia\GraphQL\Type\Definition\InterfaceType;
14			use Digia\GraphQL\Type\Definition\LeafTypeInterface;
15			use Digia\GraphQL\Type\Definition\ListType;
16			use Digia\GraphQL\Type\Definition\NamedTypeInterface;
17			use Digia\GraphQL\Type\Definition\NonNullType;
18			use Digia\GraphQL\Type\Definition\ObjectType;
19			use Digia\GraphQL\Type\Definition\OutputTypeInterface;
20			use Digia\GraphQL\Type\Definition\ScalarType;
21			use Digia\GraphQL\Type\Definition\TypeInterface;
22			use Digia\GraphQL\Type\Definition\UnionType;
23			use Digia\GraphQL\Type\Definition\WrappingTypeInterface;
24			use function Digia\GraphQL\Util\invariant;
25			use function Digia\GraphQL\Util\toString;
26
27			/**
28			* @param $thunk
29			* @return null\|array
30			*/
31			function resolveThunk($thunk): ?array
32			{
33			return \is_callable($thunk) ? $thunk() : $thunk;
34			}
35
36			/**
37			* @param mixed $value
38			* @return bool
39			*/
40			function isAssocArray($value): bool
41			{
42			if (!\is_array($value)) {
43			return false;
44			}
45			if (empty($value)) {
46			return true;
47			}
48			$keys = \array_keys($value);
49			return $keys !== \array_keys($keys);
50			}
51
52			/**
53			* @param $type
54			* @throws InvariantException
55			*/
56			function assertType($type)
57			{
58			invariant(
59			$type instanceof TypeInterface,
60			\sprintf('Expected %s to be a GraphQL type.', toString($type))
61			);
62			}
63
64			/**
65			* @param TypeInterface $type
66			* @throws InvariantException
67			*/
68			function assertScalarType(TypeInterface $type)
69			{
70			invariant(
71			$type instanceof ScalarType,
72			\sprintf('Expected %s to be a GraphQL Scalar type.', toString($type))
73			);
74			}
75
76			/**
77			* @param TypeInterface $type
78			* @throws InvariantException
79			*/
80			function assertObjectType(TypeInterface $type)
81			{
82			invariant(
83			$type instanceof ObjectType,
84			\sprintf('Expected %s to be a GraphQL Object type.', toString($type))
85			);
86			}
87
88			/**
89			* @param TypeInterface $type
90			* @throws InvariantException
91			*/
92			function assertInterfaceType(TypeInterface $type)
93			{
94			invariant(
95			$type instanceof InterfaceType,
96			\sprintf('Expected %s to be a GraphQL Interface type.', toString($type))
97			);
98			}
99
100			/**
101			* @param TypeInterface $type
102			* @throws InvariantException
103			*/
104			function assertUnionType(TypeInterface $type)
105			{
106			invariant(
107			$type instanceof UnionType,
108			\sprintf('Expected %s to be a GraphQL Union type.', toString($type))
109			);
110			}
111
112			/**
113			* @param TypeInterface $type
114			* @throws InvariantException
115			*/
116			function assertEnumType(TypeInterface $type)
117			{
118			invariant(
119			$type instanceof EnumType,
120			\sprintf('Expected %s to be a GraphQL Enum type.', toString($type))
121			);
122			}
123
124			/**
125			* @param TypeInterface $type
126			* @throws InvariantException
127			*/
128			function assertInputObjectType(TypeInterface $type)
129			{
130			invariant(
131			$type instanceof InputObjectType,
132			\sprintf('Expected %s to be a GraphQL InputObject type.', toString($type))
133			);
134			}
135
136			/**
137			* @param TypeInterface $type
138			* @throws InvariantException
139			*/
140			function assertListType(TypeInterface $type)
141			{
142			invariant(
143			$type instanceof ListType,
144			\sprintf('Expected %s to be a GraphQL List type.', toString($type))
145			);
146			}
147
148			/**
149			* @param TypeInterface $type
150			* @throws InvariantException
151			*/
152			function assertNonNullType(TypeInterface $type)
153			{
154			invariant(
155			$type instanceof NonNullType,
156			\sprintf('Expected %s to be a GraphQL NonNull type.', toString($type))
157			);
158			}
159
160			/**
161			* Whether a type is an input type cannot be determined with `instanceof`
162			* because lists and non-nulls can also be output types if the wrapped type is an output type.
163			*
164			* @param TypeInterface\|null $type
165			* @return bool
166			*/
167			function isInputType(?TypeInterface $type): bool
168			{
169			return null !== $type && ($type instanceof InputTypeInterface \|\| ($type instanceof WrappingTypeInterface && isInputType($type->getOfType())));
170			}
171
172			/**
173			* @param TypeInterface $type
174			* @throws InvariantException
175			*/
176			function assertInputType(TypeInterface $type)
177			{
178			invariant(
179			isInputType($type),
180			\sprintf('Expected %s to be a GraphQL input type.', toString($type))
181			);
182			}
183
184			/**
185			* Whether a type is an output type cannot be determined with `instanceof`
186			* because lists and non-nulls can also be output types if the wrapped type is an output type.
187			*
188			* @param TypeInterface\|null $type
189			* @return bool
190			*/
191			function isOutputType(?TypeInterface $type): bool
192			{
193			return null !== $type && ($type instanceof OutputTypeInterface \|\| ($type instanceof WrappingTypeInterface && isOutputType($type->getOfType())));
194			}
195
196			/**
197			* @param TypeInterface $type
198			* @throws InvariantException
199			*/
200			function assertOutputType(TypeInterface $type)
201			{
202			invariant(
203			isOutputType($type),
204			\sprintf('Expected %s to be a GraphQL output type.', toString($type))
205			);
206			}
207
208			/**
209			* @param TypeInterface $type
210			* @throws InvariantException
211			*/
212			function assertLeafType(TypeInterface $type)
213			{
214			invariant(
215			$type instanceof LeafTypeInterface,
216			\sprintf('Expected %s to be a GraphQL leaf type.', toString($type))
217			);
218			}
219
220			/**
221			* @param TypeInterface $type
222			* @throws InvariantException
223			*/
224			function assertCompositeType(TypeInterface $type)
225			{
226			invariant(
227			$type instanceof CompositeTypeInterface,
228			\sprintf('Expected %s to be a GraphQL composite type.', toString($type))
229			);
230			}
231
232			/**
233			* @param TypeInterface $type
234			* @throws InvariantException
235			*/
236			function assertAbstractType(TypeInterface $type)
237			{
238			invariant(
239			$type instanceof AbstractTypeInterface,
240			\sprintf('Expected %s to be a GraphQL abstract type.', toString($type))
241			);
242			}
243
244			/**
245			* @param TypeInterface $type
246			* @throws InvariantException
247			*/
248			function assertWrappingType(TypeInterface $type)
249			{
250			invariant(
251			$type instanceof WrappingTypeInterface,
252			\sprintf('Expected %s to be a GraphQL wrapping type.', toString($type))
253			);
254			}
255
256			/**
257			* @param TypeInterface $type
258			* @return bool
259			*/
260			function isNullableType(TypeInterface $type): bool
261			{
262			return !($type instanceof NonNullType);
263			}
264
265			/**
266			* @param TypeInterface $type
267			* @return TypeInterface
268			* @throws InvariantException
269			*/
270			function assertNullableType(TypeInterface $type): TypeInterface
271			{
272			invariant(
273			isNullableType($type),
274			\sprintf('Expected %s to be a GraphQL nullable type.', toString($type))
275			);
276
277			return $type;
278			}
279
280			/**
281			* @param TypeInterface\|null $type
282			* @return TypeInterface\|null
283			*/
284			function getNullableType(?TypeInterface $type): ?TypeInterface
285			{
286			if (null === $type) {
287			return null;
288			}
289
290			return $type instanceof NonNullType ? $type->getOfType() : $type;
291			}
292
293			/**
294			* @param TypeInterface $type
295			* @throws InvariantException
296			*/
297			function assertNamedType(TypeInterface $type)
298			{
299			invariant(
300			$type instanceof NamedTypeInterface,
301			\sprintf('Expected %s to be a GraphQL named type.', toString($type))
302			);
303			}
304
305			/**
306			* @param TypeInterface\|null $type
307			* @return NamedTypeInterface\|null
308			*/
309			function getNamedType(?TypeInterface $type): ?NamedTypeInterface
310			{
311			if (!$type) {
312			return null;
313			}
314
315			$unwrappedType = $type;
316
317			while ($unwrappedType instanceof WrappingTypeInterface) {
318			$unwrappedType = $unwrappedType->getOfType();
319			}
320
321			return $unwrappedType;
			0 ignored issues – show Bug Best Practice introduced 2018-03-08 01:16 UTC by Report Bug Copy Issue Report The expression `return $unwrappedType` returns the type `Digia\GraphQL\Type\Definition\TypeInterface` which is incompatible with the type-hinted return `null\|Digia\GraphQL\Type\...tion\NamedTypeInterface`. Loading history...
322			}
323
324			/**
325			* @param array $config
326			* @return ScalarType
327			*/
328			function GraphQLScalarType(array $config = []): ScalarType
329			{
330			return new ScalarType($config);
331			}
332
333			/**
334			* @param array $config
335			* @return EnumType
336			*/
337			function GraphQLEnumType(array $config = []): EnumType
338			{
339			return new EnumType($config);
340			}
341
342			/**
343			* @param array $config
344			* @return InputObjectType
345			*/
346			function GraphQLInputObjectType(array $config = []): InputObjectType
347			{
348			return new InputObjectType($config);
349			}
350
351			/**
352			* @param array $config
353			* @return InterfaceType
354			*/
355			function GraphQLInterfaceType(array $config = []): InterfaceType
356			{
357			return new InterfaceType($config);
358			}
359
360			/**
361			* @param array $config
362			* @return ObjectType
363			*/
364			function GraphQLObjectType(array $config = []): ObjectType
365			{
366			return new ObjectType($config);
367			}
368
369			/**
370			* @param array $config
371			* @return UnionType
372			*/
373			function GraphQLUnionType(array $config = []): UnionType
374			{
375			return new UnionType($config);
376			}
377
378			/**
379			* @param array $config
380			* @return Schema
381			*/
382			function GraphQLSchema(array $config = []): Schema
383			{
384			return new Schema($config);
385			}
386
387			/**
388			* @param array $config
389			* @return Directive
390			*/
391			function GraphQLDirective(array $config = []): Directive
392			{
393			return new Directive($config);
394			}
395
396			/**
397			* @param TypeInterface $ofType
398			* @return ListType
399			*/
400			function GraphQLList(TypeInterface $ofType): ListType
401			{
402			return new ListType($ofType);
403			}
404
405			/**
406			* @param TypeInterface $ofType
407			* @return NonNullType
408			* @throws InvalidTypeException
409			*/
410			function GraphQLNonNull(TypeInterface $ofType): NonNullType
411			{
412			return new NonNullType($ofType);
413			}
414

digiaonline / graphql-php

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isValidResolver() A

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