createWith() - Code Metrics - Inspection of "Merge pull request #60 from gin0115/feature/add-cl..." - gin0115/pinkcrab_function_constructors - Measure and Improve Code Quality continuously with Scrutinizer

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by Glynn

created 2022-10-24 08:25 UTC

createWith() A

↳ Parent: Project

Complexity

Conditions	5
Paths	2

Size

Total Lines	38
Code Lines	22

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	5
eloc	22
nc	2
nop	2
dl	0
loc	38
rs	9.2568
c	0
b	0
f	0

<?php

/**
 * Object functions.
 *
 * This file is part of PinkCrab Function Constructors.
 *
 * PinkCrab Function Constructors is free software: you can redistribute it and/or modify it under the terms of the
 * GNU General Public License as published by the Free Software Foundation, either version 2
 * of the License, or (at your option) any later version.
 *
 * PinkCrab Function Constructors is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
 * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with PinkCrab Function Constructors.
 * If not, see <https://www.gnu.org/licenses/>.
 *
 * @author Glynn Quelch <[email protected]>
 * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
 * @package PinkCrab\FunctionConstructors
 * @since 0.0.1
 *
 * @template Number of int|float
 * @phpstan-template Number of int|float
 * @psalm-template Number of int|float
 * @template Class of object|class-string
 * @phpstan-template Class of object|class-string
 * @psalm-template Class of object|class-string
 */

declare(strict_types=1);

namespace PinkCrab\FunctionConstructors\Objects;

use Closure;
use InvalidArgumentException;
use PinkCrab\FunctionConstructors\Comparisons as C;
filter:
    dependency_paths: ["lib/*"]

/**
 * Returns a function for checking if the passed class or string-class-name matches
 * that of the predefined class or string-class-name.
 *
 * @template Class of object|class-string
 * @param Class $class
filter:
    dependency_paths: ["lib/*"]
 * @return Closure(Class): bool
 */
function isInstanceOf($class): Closure
{

    // If we have an object, get full name.
    if (is_object($class)) {
        $class = get_class($class);
    }
    if (! class_exists($class)) {
        throw new InvalidArgumentException(__FUNCTION__ . 'only accepts a Class or Class Name');
    }

    /**
     * @param Class $value
     * @return bool
     */
    return function ($value) use ($class): bool {
        if (is_object($value)) {
            $value = get_class($value);
        }
        if (! class_exists($value)) {
            throw new InvalidArgumentException(__FUNCTION__ . 'only accepts a Class or Class Name');
        }
        return is_a($value, $class, true);
    };
}

/**
 * Returns a function to check if a passed class or string-class-name implements a predefined interface.
 *
 * @template Class of object|class-string
 * @param Class $interface The interface to check against.
 * @return Closure(Class): bool
 */
function implementsInterface($interface): Closure
{
    /**
     * @param Class $class
     * @return bool
     */
    return function ($class) use ($interface): bool {
        return in_array(
            $interface,
            class_implements($class, false) ?: array(),
            true
        );
    };
}

/**
 * Returns a function for turning objects into arrays.
 * Only takes public properties.
 *
 * @return Closure(object):array<string, mixed>
 */
function toArray(): Closure
{
    /**
     * @param object $object
     * @return array<string, mixed>
     */
    return function ($object): array {

        // If not object, return empty array.
        if (! is_object($object)) {
            return array();
        }

        $objectVars = get_object_vars($object);
        return array_reduce(
            array_keys($objectVars),
            function (array $array, $key) use ($objectVars): array {
                $array[ ltrim((string) $key, '_') ] = $objectVars[ $key ];
                return $array;
            },
            array()
        );
    };
}


/**
 * Returns a closure for checking if an object uses a trait.
 *
 * @param string $trait
 * @param bool $autoload Whether to call __autoload by default.
 * @return Closure(object):bool
 */
function usesTrait(string $trait, bool $autoload = true): Closure
{
    /**
     * @param object|class-string $object
     * @return bool
     */
    return function ($object) use ($trait, $autoload): bool {
        // Throw type error if not object or class-string.
        if (! is_object($object) && ! class_exists($object, false)) {
            throw new InvalidArgumentException(__FUNCTION__ . ' only accepts an object or class-string');
        }

        $traits = array();
        do {
            $traits = array_merge(class_uses($object, $autoload) ?: array(), $traits);
        } while ($object = get_parent_class($object));

        return in_array($trait, $traits, true);
    };
};

/**
 * Creates a class which allows the creation of an object with a set of predefined properties and pass additionals.
 *
 * @template Class of object
 * @param class-string<Class> $class

 * @param array<string, mixed> $baseProperties
 * @return Closure(array<string, mixed>):Class
 */
function createWith(string $class, array $baseProperties = array()): Closure
{
    // Get all expected constrcutor args as an array of keys with any default values.
    $constructor = new \ReflectionClass($class);
    $constructorArgs = $constructor->getConstructor() ? $constructor->getConstructor()->getParameters() : array();
    $constructorArgs = array_reduce(
        $constructorArgs,
        function (array $args, \ReflectionParameter $param) use ($baseProperties): array {
            // If the param exists in base properties use that, else use the default value or null.
            $args[ $param->getName() ] = \array_key_exists($param->getName(), $baseProperties)
                ? $baseProperties[ $param->getName() ]
                : ($param->isDefaultValueAvailable()
                    ? $param->getDefaultValue()
                    : null);
            return $args;
        },
        array()
    );

    /**
     * @param array<string, mixed> $properties
     * @return Class
     */
    return function (array $properties = array()) use ($class, $constructorArgs) {
        // Loop through constructorArgs and replace with any passed properties.
        $constructorArgs = array_reduce(
            array_keys($constructorArgs),
            function (array $args, string $key) use ($constructorArgs, $properties): array {
                $args[] = \array_key_exists($key, $properties)
                    ? $properties[ $key ]
                    : $constructorArgs[ $key ];
                return $args;
            },
            array()
        );


        return new $class(...$constructorArgs);
    };
}


1			<?php
2
3			/**
4			* Object functions.
5			*
6			* This file is part of PinkCrab Function Constructors.
7			*
8			* PinkCrab Function Constructors is free software: you can redistribute it and/or modify it under the terms of the
9			* GNU General Public License as published by the Free Software Foundation, either version 2
10			* of the License, or (at your option) any later version.
11			*
12			* PinkCrab Function Constructors is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
13			* even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
14			* See the GNU General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License along with PinkCrab Function Constructors.
17			* If not, see <https://www.gnu.org/licenses/>.
18			*
19			* @author Glynn Quelch <[email protected]>
20			* @license http://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
21			* @package PinkCrab\FunctionConstructors
22			* @since 0.0.1
23			*
24			* @template Number of int\|float
25			* @phpstan-template Number of int\|float
26			* @psalm-template Number of int\|float
27			* @template Class of object\|class-string
28			* @phpstan-template Class of object\|class-string
29			* @psalm-template Class of object\|class-string
30			*/
31
32			declare(strict_types=1);
33
34			namespace PinkCrab\FunctionConstructors\Objects;
35
36			use Closure;
37			use InvalidArgumentException;
38			use PinkCrab\FunctionConstructors\Comparisons as C;
			0 ignored issues – show Bug introduced 2022-05-14 20:53 UTC by Report Bug Copy Issue Report The type `PinkCrab\FunctionConstructors\Comparisons` was not found. Maybe you did not declare it correctly or list all dependencies? The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g. `excluded_paths: ["lib/"]`, you can move it to the dependency path list as follows: filter: dependency_paths: ["lib/"] For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths Loading history...
39
40			/**
41			* Returns a function for checking if the passed class or string-class-name matches
42			* that of the predefined class or string-class-name.
43			*
44			* @template Class of object\|class-string
45			* @param Class $class
			0 ignored issues – show Bug introduced 2022-05-21 13:45 UTC by Report Bug Copy Issue Report The type `PinkCrab\FunctionConstructors\Objects\Class` was not found. Maybe you did not declare it correctly or list all dependencies? The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g. `excluded_paths: ["lib/"]`, you can move it to the dependency path list as follows: filter: dependency_paths: ["lib/"] For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths Loading history...
46			* @return Closure(Class): bool
47			*/
48			function isInstanceOf($class): Closure
49			{
50
51			// If we have an object, get full name.
52			if (is_object($class)) {
53			$class = get_class($class);
54			}
55			if (! class_exists($class)) {
56			throw new InvalidArgumentException(__FUNCTION__ . 'only accepts a Class or Class Name');
57			}
58
59			/**
60			* @param Class $value
61			* @return bool
62			*/
63			return function ($value) use ($class): bool {
64			if (is_object($value)) {
65			$value = get_class($value);
66			}
67			if (! class_exists($value)) {
68			throw new InvalidArgumentException(__FUNCTION__ . 'only accepts a Class or Class Name');
69			}
70			return is_a($value, $class, true);
71			};
72			}
73
74			/**
75			* Returns a function to check if a passed class or string-class-name implements a predefined interface.
76			*
77			* @template Class of object\|class-string
78			* @param Class $interface The interface to check against.
79			* @return Closure(Class): bool
80			*/
81			function implementsInterface($interface): Closure
82			{
83			/**
84			* @param Class $class
85			* @return bool
86			*/
87			return function ($class) use ($interface): bool {
88			return in_array(
89			$interface,
90			class_implements($class, false) ?: array(),
91			true
92			);
93			};
94			}
95
96			/**
97			* Returns a function for turning objects into arrays.
98			* Only takes public properties.
99			*
100			* @return Closure(object):array<string, mixed>
101			*/
102			function toArray(): Closure
103			{
104			/**
105			* @param object $object
106			* @return array<string, mixed>
107			*/
108			return function ($object): array {
109
110			// If not object, return empty array.
111			if (! is_object($object)) {
112			return array();
113			}
114
115			$objectVars = get_object_vars($object);
116			return array_reduce(
117			array_keys($objectVars),
118			function (array $array, $key) use ($objectVars): array {
119			$array[ ltrim((string) $key, '_') ] = $objectVars[ $key ];
120			return $array;
121			},
122			array()
123			);
124			};
125			}
126
127
128			/**
129			* Returns a closure for checking if an object uses a trait.
130			*
131			* @param string $trait
132			* @param bool $autoload Whether to call __autoload by default.
133			* @return Closure(object):bool
134			*/
135			function usesTrait(string $trait, bool $autoload = true): Closure
136			{
137			/**
138			* @param object\|class-string $object
139			* @return bool
140			*/
141			return function ($object) use ($trait, $autoload): bool {
142			// Throw type error if not object or class-string.
143			if (! is_object($object) && ! class_exists($object, false)) {
144			throw new InvalidArgumentException(__FUNCTION__ . ' only accepts an object or class-string');
145			}
146
147			$traits = array();
148			do {
149			$traits = array_merge(class_uses($object, $autoload) ?: array(), $traits);
150			} while ($object = get_parent_class($object));
151
152			return in_array($trait, $traits, true);
153			};
154			};
155
156			/**
157			* Creates a class which allows the creation of an object with a set of predefined properties and pass additionals.
158			*
159			* @template Class of object
160			* @param class-string<Class> $class
			1 ignored issue – show Documentation Bug introduced 2022-10-23 23:43 UTC by Report Bug Copy Issue Report The doc comment `class-string<Class>` at position `0` could not be parsed: Unknown type name 'class-string' at position 0 in class-string<Class>. Loading history...
161			* @param array<string, mixed> $baseProperties
162			* @return Closure(array<string, mixed>):Class
163			*/
164			function createWith(string $class, array $baseProperties = array()): Closure
165			{
166			// Get all expected constrcutor args as an array of keys with any default values.
167			$constructor = new \ReflectionClass($class);
168			$constructorArgs = $constructor->getConstructor() ? $constructor->getConstructor()->getParameters() : array();
169			$constructorArgs = array_reduce(
170			$constructorArgs,
171			function (array $args, \ReflectionParameter $param) use ($baseProperties): array {
172			// If the param exists in base properties use that, else use the default value or null.
173			$args[ $param->getName() ] = \array_key_exists($param->getName(), $baseProperties)
174			? $baseProperties[ $param->getName() ]
175			: ($param->isDefaultValueAvailable()
176			? $param->getDefaultValue()
177			: null);
178			return $args;
179			},
180			array()
181			);
182
183			/**
184			* @param array<string, mixed> $properties
185			* @return Class
186			*/
187			return function (array $properties = array()) use ($class, $constructorArgs) {
188			// Loop through constructorArgs and replace with any passed properties.
189			$constructorArgs = array_reduce(
190			array_keys($constructorArgs),
191			function (array $args, string $key) use ($constructorArgs, $properties): array {
192			$args[] = \array_key_exists($key, $properties)
193			? $properties[ $key ]
194			: $constructorArgs[ $key ];
195			return $args;
196			},
197			array()
198			);
199
200
201			return new $class(...$constructorArgs);
202			};
203			}
204

gin0115 / pinkcrab_function_constructors

Push — develop ( e8138b...fd59c9 )

createWith() A

Complexity

Size

Duplication

Importance

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