TypeUtilities::MaybeThrowIfNotType() - Code Metrics - Inspection of "updating infection config" - SignpostMarv/daft-object - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( fdcfe6...a8e98e )

by SignpostMarv

created 2019-02-28 23:04 UTC

TypeUtilities::MaybeThrowIfNotType() A

↳ Parent: TypeUtilities

Complexity

Conditions	2
Paths	2

Size

Total Lines	20
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	8
CRAP Score	2

Importance

Changes

Metric	Value
cc	2
eloc	7
nc	2
nop	4
dl	0
loc	20
ccs	8
cts	8
cp	1
crap	2
rs	10
c	0
b	0
f	0

<?php
/**
* @author SignpostMarv
*/
declare(strict_types=1);

namespace SignpostMarv\DaftObject;

use ReflectionException;
use ReflectionMethod;

class TypeUtilities
{
    const BOOL_EXPECTING_NON_PUBLIC_METHOD = false;

    const BOOL_EXPECTING_GETTER = false;

    const BOOL_DEFAULT_THROWIFNOTIMPLEMENTATION = false;

    const BOOL_DEFAULT_EXPECTING_NON_PUBLIC_METHOD = true;

    const BOOL_METHOD_IS_PUBLIC = true;

    const BOOL_METHOD_IS_NON_PUBLIC = false;

    const BOOL_DEFAULT_SET_NOT_GET = false;

    const BOOL_DOES_NOT_HAVE_METHOD = false;

    const SUPPORTED_INVALID_LEADING_CHARACTERS = [
        '@',
    ];

    const BOOL_METHOD_IS_NOT_STATIC = false;

    /**
    * @var array<string, array<string, bool>>
    *
    * @psalm-var array<class-string<DaftObject>, array<string, bool>>
    */
    private static $Getters = [];

    /**
    * @var array<string, array<int, string>>
    *
    * @psalm-var array<class-string<DaftObject>, array<int, string>>
    */
    private static $publicSetters = [];

    /**
    * @psalm-param class-string<DaftObject> $class
    *
    * @return array<int, string>
    */
    public static function DaftObjectPublicGetters(string $class) : array
    {
        static::CachePublicGettersAndSetters($class);

        return array_keys(array_filter(self::$Getters[$class]));
    }

    /**
    * @psalm-param class-string<DaftObject> $class
    *
    * @return array<int, string>
    */
    public static function DaftObjectPublicOrProtectedGetters(string $class) : array
    {
        static::CachePublicGettersAndSetters($class);

        return array_keys(self::$Getters[$class]);
    }

    /**
    * @psalm-param class-string<DaftObject> $class
    */
    public static function DaftObjectPublicSetters(string $class) : array
    {
        static::CachePublicGettersAndSetters($class);

        return self::$publicSetters[$class];
    }

    public static function MethodNameFromProperty(
        string $prop,
        bool $SetNotGet = self::BOOL_DEFAULT_SET_NOT_GET
    ) : string {
        if (
            in_array(
                mb_substr($prop, 0, 1),
                self::SUPPORTED_INVALID_LEADING_CHARACTERS,
                DefinitionAssistant::IN_ARRAY_STRICT_MODE
            )
        ) {
            return ($SetNotGet ? 'Alter' : 'Obtain') . ucfirst(mb_substr($prop, 1));
        }

        return ($SetNotGet ? 'Set' : 'Get') . ucfirst($prop);
    }

    public static function HasMethod(
        string $class,
        string $property,
        bool $SetNotGet,
        bool $pub = self::BOOL_DEFAULT_EXPECTING_NON_PUBLIC_METHOD
    ) : bool {
        $method = static::MethodNameFromProperty($property, $SetNotGet);

        try {
            $ref = new ReflectionMethod($class, $method);

            return
                ($pub ? $ref->isPublic() : $ref->isProtected()) &&
                self::BOOL_METHOD_IS_NOT_STATIC === $ref->isStatic();
        } catch (ReflectionException $e) {
            return self::BOOL_DOES_NOT_HAVE_METHOD;
        }
    }

    /**
    * @template T as string
    *
    * @param scalar|array|object|null $value
    *
    * @psalm-param class-string<DaftObject> $class_name
    */
    public static function ExpectRetrievedValueIsString(
        string $property,
        $value,
        string $class_name
    ) : string {
        /**
        * @psalm-var T
        */
        $value = static::MaybeThrowIfNotType($property, $value, $class_name, 'string');

        return $value;
    }

    /**
    * @template T as array
    *
    * @param scalar|array|object|null $value
    *
    * @psalm-param class-string<DaftObject> $class_name
    */
    public static function ExpectRetrievedValueIsArray(
        string $property,
        $value,
        string $class_name
    ) : array {
        /**
        * @psalm-var T
        */
        $value = static::MaybeThrowIfNotType($property, $value, $class_name, 'array');

        return $value;
    }

    /**
    * @template T as int
    *
    * @param scalar|array|object|null $value
    *
    * @psalm-param class-string<DaftObject> $class_name
    */
    public static function ExpectRetrievedValueIsIntish(
        string $property,
        $value,
        string $class_name
    ) : int {
        if (is_string($value) && ctype_digit($value)) {
            $value = (int) $value;
        }

        /**
        * @psalm-var T
        */
        $value = static::MaybeThrowIfNotType($property, $value, $class_name, 'integer');

        return $value;
    }

    /**
    * @template T as float
    *
    * @param scalar|array|object|null $value
    *
    * @psalm-param class-string<DaftObject> $class_name
    */
    public static function ExpectRetrievedValueIsFloatish(
        string $property,
        $value,
        string $class_name
    ) : float {
        if (is_string($value) && is_numeric($value)) {
            $value = (float) $value;
        }

        /**
        * @psalm-var T
        */
        $value = static::MaybeThrowIfNotType($property, $value, $class_name, 'double');

        return $value;
    }

    /**
    * @template T as bool
    *
    * @param scalar|array|object|null $value
    *
    * @psalm-param class-string<DaftObject> $class_name
    */
    public static function ExpectRetrievedValueIsBoolish(
        string $property,
        $value,
        string $class_name
    ) : bool {
        if ('1' === $value || 1 === $value) {
            return true;
        } elseif ('0' === $value || 0 === $value) {
            return false;
        }

        /**
        * @psalm-var T
        */
        $value = static::MaybeThrowIfNotType($property, $value, $class_name, 'boolean');

        return $value;
    }

    /**
    * @psalm-param class-string<DaftObject> $class_name
    *
    * @param scalar|array|object|null $value
    */
    public static function MaybeThrowOnNudge(
        string $class_name,
        string $property,
        $value
    ) : void {
        if (
            ! in_array(
                $property,
                $class_name::DaftObjectProperties(),
                DefinitionAssistant::IN_ARRAY_STRICT_MODE
            )
        ) {
            throw Exceptions\Factory::UndefinedPropertyException($class_name, $property);
        } elseif (
            true === is_null($value) &&
            ! in_array(
                $property,
                $class_name::DaftObjectNullableProperties(),
                DefinitionAssistant::IN_ARRAY_STRICT_MODE
            )
        ) {
            throw Exceptions\Factory::PropertyNotNullableException($class_name, $property);
        }
    }

    /**
    * @template T
    *
    * @param scalar|array|object|null $value
    *
    * @psalm-return T
    *
    * @return mixed
    */
    protected static function MaybeThrowIfNotType(
        string $property,
        $value,
        string $class_name,
        string $type
    ) {
        if ($type !== gettype($value)) {
            throw Exceptions\Factory::PropertyValueNotOfExpectedTypeException(
                $class_name,
                $property,
                $type
            );
        }

        /**
        * @var T
        */
        $value = $value;

        return $value;
    }

    /**
    * @template T as DaftObject
    *
    * @psalm-param class-string<T> $class
    */
    protected static function CachePublicGettersAndSettersProperties(string $class) : void
    {
        if (
            is_a($class, AbstractDaftObject::class, true) &&
            DefinitionAssistant::IsTypeUnregistered($class)
        ) {
            /**
            * @psalm-var class-string<T>
            */
            $class = DefinitionAssistant::RegisterAbstractDaftObjectType($class);
        }

        foreach (
            DefinitionAssistant::ObtainExpectedProperties($class) as $prop
        ) {
            static::CachePublicGettersAndSettersProperty($class, $prop);
        }
    }

    /**
    * @psalm-param class-string<DaftObject> $class
    */
    protected static function CachePublicGettersAndSettersProperty(
        string $class,
        string $prop
    ) : void {
        if (static::HasMethod($class, $prop, self::BOOL_EXPECTING_GETTER)) {
            self::$Getters[$class][$prop] = self::BOOL_METHOD_IS_PUBLIC;
        } elseif (static::HasMethod(
            $class,
            $prop,
            self::BOOL_EXPECTING_GETTER,
            self::BOOL_EXPECTING_NON_PUBLIC_METHOD
        )) {
            self::$Getters[$class][$prop] = self::BOOL_METHOD_IS_NON_PUBLIC;
        }

        if (static::HasMethod($class, $prop, self::BOOL_METHOD_IS_PUBLIC)) {
            self::$publicSetters[$class][] = $prop;
        }
    }

    /**
    * @psalm-param class-string<DaftObject> $class
    */
    private static function CachePublicGettersAndSetters(string $class) : void
    {
        if (false === isset(self::$Getters[$class])) {
            self::$Getters[$class] = [];
            self::$publicSetters[$class] = [];

            if (
                is_a(
                    $class,
                    DefinesOwnIdPropertiesInterface::class,
                    true
                )
            ) {
                self::$Getters[$class]['id'] = self::BOOL_METHOD_IS_PUBLIC;
            }

            /**
            * @psalm-var class-string<DaftObject>
            */
            $class = $class;

            static::CachePublicGettersAndSettersProperties($class);
        }
    }
}


1		<?php
2		/**
3		* @author SignpostMarv
4		*/
5		declare(strict_types=1);
6
7		namespace SignpostMarv\DaftObject;
8
9		use ReflectionException;
10		use ReflectionMethod;
11
12		class TypeUtilities
13		{
14		const BOOL_EXPECTING_NON_PUBLIC_METHOD = false;
15
16		const BOOL_EXPECTING_GETTER = false;
17
18		const BOOL_DEFAULT_THROWIFNOTIMPLEMENTATION = false;
19
20		const BOOL_DEFAULT_EXPECTING_NON_PUBLIC_METHOD = true;
21
22		const BOOL_METHOD_IS_PUBLIC = true;
23
24		const BOOL_METHOD_IS_NON_PUBLIC = false;
25
26		const BOOL_DEFAULT_SET_NOT_GET = false;
27
28		const BOOL_DOES_NOT_HAVE_METHOD = false;
29
30		const SUPPORTED_INVALID_LEADING_CHARACTERS = [
31		'@',
32		];
33
34		const BOOL_METHOD_IS_NOT_STATIC = false;
35
36		/**
37		* @var array<string, array<string, bool>>
38		*
39		* @psalm-var array<class-string<DaftObject>, array<string, bool>>
40		*/
41		private static $Getters = [];
42
43		/**
44		* @var array<string, array<int, string>>
45		*
46		* @psalm-var array<class-string<DaftObject>, array<int, string>>
47		*/
48		private static $publicSetters = [];
49
50		/**
51		* @psalm-param class-string<DaftObject> $class
52		*
53		* @return array<int, string>
54		*/
55	556	public static function DaftObjectPublicGetters(string $class) : array
56		{
57	556	static::CachePublicGettersAndSetters($class);
58
59	556	return array_keys(array_filter(self::$Getters[$class]));
60		}
61
62		/**
63		* @psalm-param class-string<DaftObject> $class
64		*
65		* @return array<int, string>
66		*/
67	76	public static function DaftObjectPublicOrProtectedGetters(string $class) : array
68		{
69	76	static::CachePublicGettersAndSetters($class);
70
71	76	return array_keys(self::$Getters[$class]);
72		}
73
74		/**
75		* @psalm-param class-string<DaftObject> $class
76		*/
77	368	public static function DaftObjectPublicSetters(string $class) : array
78		{
79	368	static::CachePublicGettersAndSetters($class);
80
81	368	return self::$publicSetters[$class];
82		}
83
84	886	public static function MethodNameFromProperty(
85		string $prop,
86		bool $SetNotGet = self::BOOL_DEFAULT_SET_NOT_GET
87		) : string {
88		if (
89	886	in_array(
90	886	mb_substr($prop, 0, 1),
91	886	self::SUPPORTED_INVALID_LEADING_CHARACTERS,
92	886	DefinitionAssistant::IN_ARRAY_STRICT_MODE
93		)
94		) {
95	69	return ($SetNotGet ? 'Alter' : 'Obtain') . ucfirst(mb_substr($prop, 1));
96		}
97
98	874	return ($SetNotGet ? 'Set' : 'Get') . ucfirst($prop);
99		}
100
101	39	public static function HasMethod(
102		string $class,
103		string $property,
104		bool $SetNotGet,
105		bool $pub = self::BOOL_DEFAULT_EXPECTING_NON_PUBLIC_METHOD
106		) : bool {
107	39	$method = static::MethodNameFromProperty($property, $SetNotGet);
108
109		try {
110	39	$ref = new ReflectionMethod($class, $method);
111
112		return
113	35	($pub ? $ref->isPublic() : $ref->isProtected()) &&
114	35	self::BOOL_METHOD_IS_NOT_STATIC === $ref->isStatic();
115	19	} catch (ReflectionException $e) {
116	19	return self::BOOL_DOES_NOT_HAVE_METHOD;
117		}
118		}
119
120		/**
121		* @template T as string
122		*
123		* @param scalar\|array\|object\|null $value
124		*
125		* @psalm-param class-string<DaftObject> $class_name
126		*/
127	80	public static function ExpectRetrievedValueIsString(
128		string $property,
129		$value,
130		string $class_name
131		) : string {
132		/**
133		* @psalm-var T
134		*/
135	80	$value = static::MaybeThrowIfNotType($property, $value, $class_name, 'string');
136
137	76	return $value;
138		}
139
140		/**
141		* @template T as array
142		*
143		* @param scalar\|array\|object\|null $value
144		*
145		* @psalm-param class-string<DaftObject> $class_name
146		*/
147	8	public static function ExpectRetrievedValueIsArray(
148		string $property,
149		$value,
150		string $class_name
151		) : array {
152		/**
153		* @psalm-var T
154		*/
155	8	$value = static::MaybeThrowIfNotType($property, $value, $class_name, 'array');
156
157	4	return $value;
158		}
159
160		/**
161		* @template T as int
162		*
163		* @param scalar\|array\|object\|null $value
164		*
165		* @psalm-param class-string<DaftObject> $class_name
166		*/
167	20	public static function ExpectRetrievedValueIsIntish(
168		string $property,
169		$value,
170		string $class_name
171		) : int {
172	20	if (is_string($value) && ctype_digit($value)) {
173	4	$value = (int) $value;
174		}
175
176		/**
177		* @psalm-var T
178		*/
179	20	$value = static::MaybeThrowIfNotType($property, $value, $class_name, 'integer');
180
181	16	return $value;
182		}
183
184		/**
185		* @template T as float
186		*
187		* @param scalar\|array\|object\|null $value
188		*
189		* @psalm-param class-string<DaftObject> $class_name
190		*/
191	16	public static function ExpectRetrievedValueIsFloatish(
192		string $property,
193		$value,
194		string $class_name
195		) : float {
196	16	if (is_string($value) && is_numeric($value)) {
197	4	$value = (float) $value;
198		}
199
200		/**
201		* @psalm-var T
202		*/
203	16	$value = static::MaybeThrowIfNotType($property, $value, $class_name, 'double');
204
205	12	return $value;
206		}
207
208		/**
209		* @template T as bool
210		*
211		* @param scalar\|array\|object\|null $value
212		*
213		* @psalm-param class-string<DaftObject> $class_name
214		*/
215	28	public static function ExpectRetrievedValueIsBoolish(
216		string $property,
217		$value,
218		string $class_name
219		) : bool {
220	28	if ('1' === $value \|\| 1 === $value) {
221	8	return true;
222	20	} elseif ('0' === $value \|\| 0 === $value) {
223	8	return false;
224		}
225
226		/**
227		* @psalm-var T
228		*/
229	12	$value = static::MaybeThrowIfNotType($property, $value, $class_name, 'boolean');
230
231	8	return $value;
232		}
233
234		/**
235		* @psalm-param class-string<DaftObject> $class_name
236		*
237		* @param scalar\|array\|object\|null $value
238		*/
239	540	public static function MaybeThrowOnNudge(
240		string $class_name,
241		string $property,
242		$value
243		) : void {
244		if (
245	540	! in_array(
246	405	$property,
247	540	$class_name::DaftObjectProperties(),
248	540	DefinitionAssistant::IN_ARRAY_STRICT_MODE
249		)
250		) {
251	8	throw Exceptions\Factory::UndefinedPropertyException($class_name, $property);
252		} elseif (
253	532	true === is_null($value) &&
254	300	! in_array(
255	225	$property,
256	300	$class_name::DaftObjectNullableProperties(),
257	474	DefinitionAssistant::IN_ARRAY_STRICT_MODE
258		)
259		) {
260	208	throw Exceptions\Factory::PropertyNotNullableException($class_name, $property);
261		}
262	324	}
263
264		/**
265		* @template T
266		*
267		* @param scalar\|array\|object\|null $value
268		*
269		* @psalm-return T
270		*
271		* @return mixed
272		*/
273	132	protected static function MaybeThrowIfNotType(
274		string $property,
275		$value,
276		string $class_name,
277		string $type
278		) {
279	132	if ($type !== gettype($value)) {
280	20	throw Exceptions\Factory::PropertyValueNotOfExpectedTypeException(
281	15	$class_name,
282	10	$property,
283	10	$type
284		);
285		}
286
287		/**
288		* @var T
289		*/
290	112	$value = $value;
291
292	112	return $value;
293		}
294
295		/**
296		* @template T as DaftObject
297		*
298		* @psalm-param class-string<T> $class
299		*/
300	39	protected static function CachePublicGettersAndSettersProperties(string $class) : void
301		{
302		if (
303	39	is_a($class, AbstractDaftObject::class, true) &&
304	39	DefinitionAssistant::IsTypeUnregistered($class)
305		) {
306		/**
307		* @psalm-var class-string<T>
308		*/
309	38	$class = DefinitionAssistant::RegisterAbstractDaftObjectType($class);
310		}
311
312		foreach (
313	39	DefinitionAssistant::ObtainExpectedProperties($class) as $prop
314		) {
315	39	static::CachePublicGettersAndSettersProperty($class, $prop);
316		}
317	39	}
318
319		/**
320		* @psalm-param class-string<DaftObject> $class
321		*/
322	39	protected static function CachePublicGettersAndSettersProperty(
323		string $class,
324		string $prop
325		) : void {
326	39	if (static::HasMethod($class, $prop, self::BOOL_EXPECTING_GETTER)) {
327	31	self::$Getters[$class][$prop] = self::BOOL_METHOD_IS_PUBLIC;
328	8	} elseif (static::HasMethod(
329	6	$class,
330	4	$prop,
331	8	self::BOOL_EXPECTING_GETTER,
332	8	self::BOOL_EXPECTING_NON_PUBLIC_METHOD
333		)) {
334	4	self::$Getters[$class][$prop] = self::BOOL_METHOD_IS_NON_PUBLIC;
335		}
336
337	39	if (static::HasMethod($class, $prop, self::BOOL_METHOD_IS_PUBLIC)) {
338	24	self::$publicSetters[$class][] = $prop;
339		}
340	39	}
341
342		/**
343		* @psalm-param class-string<DaftObject> $class
344		*/
345	892	private static function CachePublicGettersAndSetters(string $class) : void
346		{
347	892	if (false === isset(self::$Getters[$class])) {
348	39	self::$Getters[$class] = [];
349	39	self::$publicSetters[$class] = [];
350
351		if (
352	39	is_a(
353	30	$class,
354	39	DefinesOwnIdPropertiesInterface::class,
355	39	true
356		)
357		) {
358	15	self::$Getters[$class]['id'] = self::BOOL_METHOD_IS_PUBLIC;
359		}
360
361		/**
362		* @psalm-var class-string<DaftObject>
363		*/
364	39	$class = $class;
365
366	39	static::CachePublicGettersAndSettersProperties($class);
367		}
368	892	}
369		}
370

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TypeUtilities::MaybeThrowIfNotType() A

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