ReflectionEnum::byValue() - Code Metrics - Inspection of "test const access for PHP 7.1" - gpslab/enum - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( e61af3...334344 )

by Peter

created 2017-05-22 15:06 UTC

ReflectionEnum::byValue() A

↳ Parent: ReflectionEnum

Complexity

Conditions	3
Paths	3

Size

Total Lines	18
Code Lines	9

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	9
CRAP Score	3

Importance

Changes

Metric	Value
dl	0
loc	18
ccs	9
cts	9
cp	1
rs	9.4285
c	0
b	0
f	0
cc	3
eloc	9
nc	3
nop	1
crap	3

<?php

/**
 * GpsLab component.
 *
 * @author    Peter Gribanov <[email protected]>
 * @copyright Copyright (c) 2011, Peter Gribanov
 * @license   http://opensource.org/licenses/MIT
 */

namespace GpsLab\Component\Enum;

use GpsLab\Component\Enum\Exception\BadMethodCallException;
use GpsLab\Component\Enum\Exception\OutOfEnumException;

abstract class ReflectionEnum implements Enum, \Serializable
{
    /**
     * @var mixed
     */
    private $value = '';

    /**
     * @var Enum[]
     */
    private static $instances = [];

    /**
     * @var mixed[][]
     */
    private static $create_methods = [];

    /**
     * @var mixed[][]
     */
    private static $is_methods = [];

    /**
     * @var mixed[][]
     */
    private static $constants = [];

    /**
     * @param mixed $value
     */
    final private function __construct($value)
    {
        $this->value = $value;
    }

    /**
     * @param mixed $value
     *
     * @return Enum
     */
    final public static function byValue($value)
    {
        $class = get_called_class();
        self::detectConstants($class);

        $method = array_search($value, self::$create_methods[$class], true);

        if ($method === false) {
            throw OutOfEnumException::create($value, $class);
        }

        // limitation of count object instances
        if (!isset(self::$instances[$class][$method])) {
            self::$instances[$class][$method] = new static($value);
        }

        return self::$instances[$class][$method];
    }

    /**
     * @return mixed
     */
    final public function value()
    {
        return $this->value;
    }

    /**
     * Available values.
     *
     * @return Enum[]
     */
    final public static function values()
    {
        $values = [];
        foreach (self::constants() as $constant => $value) {
            $values[$constant] = self::byValue($value);
        }

        return $values;
    }

    /**
     * @param Enum $enum
     *
     * @return bool
     */
    final public function equals(Enum $enum)
    {
        return $this === $enum || ($this->value() === $enum->value() && get_called_class() == get_class($enum));
    }

    /**
     * Is value supported.
     *
     * @param mixed $value
     *
     * @return bool
     */
    final public static function isValid($value)
    {
        return in_array($value, self::constants(), true);
    }

    /**
     * Get choices for radio group.
     *
     * <code>
     * {
     *   value1: 'Readable value 1',
     *   value2: 'Readable value 2',
     * }
     * </code>
     *
     * @return array
     */
    final public static function choices()
    {
        $choices = [];
        foreach (self::constants() as $value) {
            $choices[$value] = (string) self::byValue($value);
        }

        return $choices;
    }

    /**
     * Return readable value.
     *
     * @return string
     */
    public function __toString()
    {
        return $this->constant();
    }

    final public function __clone()
    {
        throw new \LogicException('Enumerations are not cloneable');
    }

    /**
     * @return mixed
     */
    public function serialize()
    {
        return serialize($this->value);
    }

    /**
     * @param mixed $data
     */
    public function unserialize($data)
    {
        self::byValue($this->value = unserialize($data));
    }

    /**
     * @param string $class
     */
    private static function detectConstants($class)
    {
        if (!isset(self::$create_methods[$class])) {
            self::$create_methods[$class] = [];
            self::$is_methods[$class] = [];
            self::$constants[$class] = [];

            foreach (ConstantDetector::detect($class) as $constant => $constant_value) {
                self::$constants[$class][$constant] = $constant_value;

                // second parameter of ucwords() is not supported on HHVM
                $constant = str_replace(' ', '', ucwords(str_replace('_', ' ', strtolower($constant))));

                self::$is_methods[$class]['is'.$constant] = $constant_value;
                self::$create_methods[$class][lcfirst($constant)] = $constant_value;
            }
        }
    }

    /**
     * @return array
     */
    private static function constants()
    {
        $class = get_called_class();
        self::detectConstants($class);

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

    /**
     * @return string
     */
    private function constant()
    {
        return array_search($this->value(), self::constants());
    }

    /**
     * @param string $method
     * @param array  $arguments
     *
     * @return bool
     */
    public function __call($method, array $arguments = [])
    {
        $class = get_called_class();
        self::detectConstants($class);

        if (!isset(self::$is_methods[$class][$method])) {
            throw BadMethodCallException::noMethod($method, $class);
        }

        return $this->value === self::$is_methods[$class][$method];
    }

    /**
     * @param string $method
     * @param array  $arguments
     *
     * @return Enum
     */
    public static function __callStatic($method, array $arguments = [])
    {
        $class = get_called_class();
        if (isset(self::$instances[$class][$method])) {
            return self::$instances[$class][$method];
        }

        self::detectConstants($class);

        if (!isset(self::$create_methods[$class][$method])) {
            throw BadMethodCallException::noStaticMethod($method, $class);
        }

        return self::$instances[$class][$method] = new static(self::$create_methods[$class][$method]);
    }
}


1		<?php
2
3		/**
4		* GpsLab component.
5		*
6		* @author Peter Gribanov <[email protected]>
7		* @copyright Copyright (c) 2011, Peter Gribanov
8		* @license http://opensource.org/licenses/MIT
9		*/
10
11		namespace GpsLab\Component\Enum;
12
13		use GpsLab\Component\Enum\Exception\BadMethodCallException;
14		use GpsLab\Component\Enum\Exception\OutOfEnumException;
15
16		abstract class ReflectionEnum implements Enum, \Serializable
17		{
18		/**
19		* @var mixed
20		*/
21		private $value = '';
22
23		/**
24		* @var Enum[]
25		*/
26		private static $instances = [];
27
28		/**
29		* @var mixed[][]
30		*/
31		private static $create_methods = [];
32
33		/**
34		* @var mixed[][]
35		*/
36		private static $is_methods = [];
37
38		/**
39		* @var mixed[][]
40		*/
41		private static $constants = [];
42
43		/**
44		* @param mixed $value
45		*/
46	3	final private function __construct($value)
47		{
48	3	$this->value = $value;
49	3	}
50
51		/**
52		* @param mixed $value
53		*
54		* @return Enum
55		*/
56	39	final public static function byValue($value)
57		{
58	39	$class = get_called_class();
59	39	self::detectConstants($class);
60
61	39	$method = array_search($value, self::$create_methods[$class], true);
62
63	39	if ($method === false) {
64	3	throw OutOfEnumException::create($value, $class);
65		}
66
67		// limitation of count object instances
68	36	if (!isset(self::$instances[$class][$method])) {
69	3	self::$instances[$class][$method] = new static($value);
70		}
71
72	36	return self::$instances[$class][$method];
73		}
74
75		/**
76		* @return mixed
77		*/
78	25	final public function value()
79		{
80	25	return $this->value;
81		}
82
83		/**
84		* Available values.
85		*
86		* @return Enum[]
87		*/
88	3	final public static function values()
89		{
90	3	$values = [];
91	3	foreach (self::constants() as $constant => $value) {
92	3	$values[$constant] = self::byValue($value);
93		}
94
95	3	return $values;
96		}
97
98		/**
99		* @param Enum $enum
100		*
101		* @return bool
102		*/
103	10	final public function equals(Enum $enum)
104		{
105	10	return $this === $enum \|\| ($this->value() === $enum->value() && get_called_class() == get_class($enum));
106		}
107
108		/**
109		* Is value supported.
110		*
111		* @param mixed $value
112		*
113		* @return bool
114		*/
115	10	final public static function isValid($value)
116		{
117	10	return in_array($value, self::constants(), true);
118		}
119
120		/**
121		* Get choices for radio group.
122		*
123		* <code>
124		* {
125		* value1: 'Readable value 1',
126		* value2: 'Readable value 2',
127		* }
128		* </code>
129		*
130		* @return array
131		*/
132	3	final public static function choices()
133		{
134	3	$choices = [];
135	3	foreach (self::constants() as $value) {
136	3	$choices[$value] = (string) self::byValue($value);
137		}
138
139	3	return $choices;
140		}
141
142		/**
143		* Return readable value.
144		*
145		* @return string
146		*/
147	13	public function __toString()
148		{
149	13	return $this->constant();
150		}
151
152	3	final public function __clone()
153		{
154	3	throw new \LogicException('Enumerations are not cloneable');
155		}
156
157		/**
158		* @return mixed
159		*/
160	10	public function serialize()
161		{
162	10	return serialize($this->value);
163		}
164
165		/**
166		* @param mixed $data
167		*/
168	10	public function unserialize($data)
169		{
170	10	self::byValue($this->value = unserialize($data));
171	10	}
172
173		/**
174		* @param string $class
175		*/
176	54	private static function detectConstants($class)
177		{
178	54	if (!isset(self::$create_methods[$class])) {
179	3	self::$create_methods[$class] = [];
180	3	self::$is_methods[$class] = [];
181	3	self::$constants[$class] = [];
182
183	3	foreach (ConstantDetector::detect($class) as $constant => $constant_value) {
184	3	self::$constants[$class][$constant] = $constant_value;
185
186		// second parameter of ucwords() is not supported on HHVM
187	3	$constant = str_replace(' ', '', ucwords(str_replace('_', ' ', strtolower($constant))));
188
189	3	self::$is_methods[$class]['is'.$constant] = $constant_value;
190	3	self::$create_methods[$class][lcfirst($constant)] = $constant_value;
191		}
192		}
193	54	}
194
195		/**
196		* @return array
197		*/
198	16	private static function constants()
199		{
200	16	$class = get_called_class();
201	16	self::detectConstants($class);
202
203	16	return self::$constants[$class];
204		}
205
206		/**
207		* @return string
208		*/
209	13	private function constant()
210		{
211	13	return array_search($this->value(), self::constants());
212		}
213
214		/**
215		* @param string $method
216		* @param array $arguments
217		*
218		* @return bool
219		*/
220	12	public function __call($method, array $arguments = [])
221		{
222	12	$class = get_called_class();
223	12	self::detectConstants($class);
224
225	12	if (!isset(self::$is_methods[$class][$method])) {
226	3	throw BadMethodCallException::noMethod($method, $class);
227		}
228
229	9	return $this->value === self::$is_methods[$class][$method];
230		}
231
232		/**
233		* @param string $method
234		* @param array $arguments
235		*
236		* @return Enum
237		*/
238	18	public static function __callStatic($method, array $arguments = [])
239		{
240	18	$class = get_called_class();
241	18	if (isset(self::$instances[$class][$method])) {
242	15	return self::$instances[$class][$method];
243		}
244
245	3	self::detectConstants($class);
246
247	3	if (!isset(self::$create_methods[$class][$method])) {
248	3	throw BadMethodCallException::noStaticMethod($method, $class);
249		}
250
251		return self::$instances[$class][$method] = new static(self::$create_methods[$class][$method]);
252		}
253		}
254

gpslab / enum

Push — master ( e61af3...334344 )

ReflectionEnum::byValue() A

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