Set::detach() - 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

Set::detach() A

↳ Parent: Set

Complexity

Conditions	1
Paths	1

Size

Total Lines	6
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	1

Importance

Changes

Metric	Value
dl	0
loc	6
ccs	4
cts	4
cp	1
rs	9.4285
c	0
b	0
f	0
cc	1
eloc	3
nc	1
nop	1
crap	1

<?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\InvalidSetException;
use GpsLab\Component\Enum\Exception\OutOfEnumException;

class Set
{
    /**
     * @var int
     */
    private $bit = 0;

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

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

    /**
     * @param array $values
     */
    final public function __construct(array $values = [])
    {
        foreach ($values as $value) {
            $this->attach($value);
        }
    }

    /**
     * @return mixed[]
     */
    final public function values()
    {
        if (!$this->bit) {
            return [];
        }

        $values = [];
        foreach (self::$bits[get_called_class()] as $bit => $value) {
            if ($this->bit & $bit) {
                $values[] = $value;
            }
        }

        return $values;
    }

    /**
     * Attach the given value.
     *
     * @param mixed $value
     */
    final public function attach($value)
    {
        self::validateValue($value);

        $this->bit |= $this->bit($value);
    }

    /**
     * Detach the given value.
     *
     * @param mixed $value
     */
    final public function detach($value)
    {
        self::validateValue($value);

        $this->bit ^= $this->bit($value);
    }

    /**
     * Given value was attached.
     *
     * @param mixed $value
     *
     * @return bool
     */
    final public function contains($value)
    {
        self::validateValue($value);

        return (bool) ($this->bit & $this->bit($value));
    }

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

    /**
     * Check if this Set is the same as other.
     *
     * @param Set $set
     *
     * @return bool
     */
    final public function equal(Set $set)
    {
        self::validateType($set);

        return $this->bit === $this->bit;
    }

    /**
     * Check if this Set is a subset of other.
     *
     * @param Set $set
     *
     * @return bool
     */
    final public function subset(Set $set)
    {
        self::validateType($set);

        return ($this->bit & $set->bit) === $this->bit;
    }

    /**
     * Check if this Set is a superset of other.
     *
     * @param Set $set
     *
     * @return bool
     */
    final public function superset(Set $set)
    {
        self::validateType($set);

        return ($this->bit | $set->bit) === $this->bit;
    }

    /**
     * Produce a new set with enum from both this and other (this | other).
     *
     * @param Set ...$set Other Set(s) of the same enum to produce the union
     *
     * @return Set
     */
    final public function union(Set $set)
    {
        $bit = $this->bit;
        foreach (func_get_args() as $set) {
            self::validateType($set);

            $bit |= $set->bit;
        }

        $clone = new static();
        $clone->bit = $bit;

        return $clone;
    }

    /**
     * Produce a new set with enum common to both this and other (this & other).
     *
     * @param Set ...$set Other Set(s) of the same enumeration to produce the union
     *
     * @return Set
     */
    final public function intersect(Set $set)
    {
        $bit = $this->bit;
        foreach (func_get_args() as $set) {
            self::validateType($set);

            $bit &= $set->bit;
        }

        $clone = new static();
        $clone->bit = $bit;

        return $clone;
    }

    /**
     * Produce a new set with enum in this but not in other (this - other).
     *
     * @param Set ...$set Other Set(s) of the same enumeration to produce the union
     *
     * @return Set
     */
    final public function diff(Set $set)
    {
        $bit = 0;
        foreach (func_get_args() as $set) {
            self::validateType($set);

            $bit |= $set->bit;
        }

        $clone = new static();
        $clone->bit = $this->bit & ~$bit;

        return $clone;
    }

    /**
     * Produce a new set with enum in either this and other but not in both (this ^ (other | other)).
     *
     * @param Set ...$set Other Set(s) of the same enumeration to produce the union
     *
     * @return Set
     */
    final public function symDiff(Set $set)
    {
        $bit = 0;
        foreach (func_get_args() as $set) {
            self::validateType($set);

            $bit |= $set->bit;
        }

        $clone = new static();
        $clone->bit = $this->bit ^ $bit;

        return $clone;
    }

    /**
     * Get choices for checkbox group.
     *
     * <code>
     * {
     *   value1: 'Readable value 1',
     *   value2: 'Readable value 2',
     * }
     * </code>
     *
     * @return array
     */
    final public static function choices()
    {
        $class = get_called_class();
        self::detectConstants($class);

        $choices = [];
        foreach (self::$keys[$class] as $value) {
            $choices[$value] = static::readable($value);
        }

        return $choices;
    }

    /**
     * @param mixed $value
     *
     * @return string
     */
    public static function readable($value)
    {
        self::validateValue($value);

        return array_search($value, self::$keys[get_called_class()]);
    }

    /**
     * @param mixed $value
     */
    private static function validateValue($value)
    {
        if (!static::isValid($value)) {
            throw OutOfEnumException::create($value, get_called_class());
        }
    }

    /**
     * @param object $object
     */
    private static function validateType($object)
    {
        $class = get_called_class();
        if ($class !== get_class($object)) {
            throw InvalidSetException::notInstanceOf($class, get_class($object));
        }
    }

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

            $bit = 1;
            foreach (ConstantDetector::detect($class) as $constant => $constant_value) {
                self::$keys[$class][$constant] = $constant_value;
                self::$bits[$class][$bit] = $constant_value;
                $bit += $bit;
            }
        }
    }

    /**
     * @param mixed $value
     *
     * @return int
     */
    private function bit($value)
    {
        return array_search($value, self::bits());
    }

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

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


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\InvalidSetException;
14			use GpsLab\Component\Enum\Exception\OutOfEnumException;
15
16			class Set
17			{
18			/**
19			* @var int
20			*/
21			private $bit = 0;
22
23			/**
24			* @var mixed[][]
25			*/
26			private static $bits = [];
27
28			/**
29			* @var mixed[][]
30			*/
31			private static $keys = [];
32
33			/**
34			* @param array $values
35			*/
36	24		final public function __construct(array $values = [])
37			{
38	24		foreach ($values as $value) {
39	24		$this->attach($value);
40			}
41	24		}
42
43			/**
44			* @return mixed[]
45			*/
46	5		final public function values()
47			{
48	5		if (!$this->bit) {
49	1		return [];
50			}
51
52	5		$values = [];
53	5		foreach (self::$bits[get_called_class()] as $bit => $value) {
54	5		if ($this->bit & $bit) {
55	5		$values[] = $value;
56			}
57			}
58
59	5		return $values;
60			}
61
62			/**
63			* Attach the given value.
64			*
65			* @param mixed $value
66			*/
67	24		final public function attach($value)
68			{
69	24		self::validateValue($value);
70
71	24		$this->bit \|= $this->bit($value);
72	24		}
73
74			/**
75			* Detach the given value.
76			*
77			* @param mixed $value
78			*/
79	2		final public function detach($value)
80			{
81	2		self::validateValue($value);
82
83	1		$this->bit ^= $this->bit($value);
84	1		}
85
86			/**
87			* Given value was attached.
88			*
89			* @param mixed $value
90			*
91			* @return bool
92			*/
93	2		final public function contains($value)
94			{
95	2		self::validateValue($value);
96
97	1		return (bool) ($this->bit & $this->bit($value));
98			}
99
100			/**
101			* Is value supported.
102			*
103			* @param mixed $value
104			*
105			* @return bool
106			*/
107	24		final public static function isValid($value)
108			{
109	24		return in_array($value, self::bits(), true);
110			}
111
112			/**
113			* Check if this Set is the same as other.
114			*
115			* @param Set $set
116			*
117			* @return bool
118			*/
119	3		final public function equal(Set $set)
120			{
121	3		self::validateType($set);
122
123	2		return $this->bit === $this->bit;
124			}
125
126			/**
127			* Check if this Set is a subset of other.
128			*
129			* @param Set $set
130			*
131			* @return bool
132			*/
133	2		final public function subset(Set $set)
134			{
135	2		self::validateType($set);
136
137	1		return ($this->bit & $set->bit) === $this->bit;
138			}
139
140			/**
141			* Check if this Set is a superset of other.
142			*
143			* @param Set $set
144			*
145			* @return bool
146			*/
147	2		final public function superset(Set $set)
148			{
149	2		self::validateType($set);
150
151	1		return ($this->bit \| $set->bit) === $this->bit;
152			}
153
154			/**
155			* Produce a new set with enum from both this and other (this \| other).
156			*
157			* @param Set ...$set Other Set(s) of the same enum to produce the union
158			*
159			* @return Set
160			*/
161	2	View Code Duplication	final public function union(Set $set)
162			{
163	2		$bit = $this->bit;
164	2		foreach (func_get_args() as $set) {
165	2		self::validateType($set);
166
167	1		$bit \|= $set->bit;
168			}
169
170	1		$clone = new static();
171	1		$clone->bit = $bit;
172
173	1		return $clone;
174			}
175
176			/**
177			* Produce a new set with enum common to both this and other (this & other).
178			*
179			* @param Set ...$set Other Set(s) of the same enumeration to produce the union
180			*
181			* @return Set
182			*/
183	2	View Code Duplication	final public function intersect(Set $set)
184			{
185	2		$bit = $this->bit;
186	2		foreach (func_get_args() as $set) {
187	2		self::validateType($set);
188
189	1		$bit &= $set->bit;
190			}
191
192	1		$clone = new static();
193	1		$clone->bit = $bit;
194
195	1		return $clone;
196			}
197
198			/**
199			* Produce a new set with enum in this but not in other (this - other).
200			*
201			* @param Set ...$set Other Set(s) of the same enumeration to produce the union
202			*
203			* @return Set
204			*/
205	2	View Code Duplication	final public function diff(Set $set)
206			{
207	2		$bit = 0;
208	2		foreach (func_get_args() as $set) {
209	2		self::validateType($set);
210
211	1		$bit \|= $set->bit;
212			}
213
214	1		$clone = new static();
215	1		$clone->bit = $this->bit & ~$bit;
216
217	1		return $clone;
218			}
219
220			/**
221			* Produce a new set with enum in either this and other but not in both (this ^ (other \| other)).
222			*
223			* @param Set ...$set Other Set(s) of the same enumeration to produce the union
224			*
225			* @return Set
226			*/
227	2	View Code Duplication	final public function symDiff(Set $set)
228			{
229	2		$bit = 0;
230	2		foreach (func_get_args() as $set) {
231	2		self::validateType($set);
232
233	1		$bit \|= $set->bit;
234			}
235
236	1		$clone = new static();
237	1		$clone->bit = $this->bit ^ $bit;
238
239	1		return $clone;
240			}
241
242			/**
243			* Get choices for checkbox group.
244			*
245			* <code>
246			* {
247			* value1: 'Readable value 1',
248			* value2: 'Readable value 2',
249			* }
250			* </code>
251			*
252			* @return array
253			*/
254	2		final public static function choices()
255			{
256	2		$class = get_called_class();
257	2		self::detectConstants($class);
258
259	2		$choices = [];
260	2		foreach (self::$keys[$class] as $value) {
261	2		$choices[$value] = static::readable($value);
262			}
263
264	2		return $choices;
265			}
266
267			/**
268			* @param mixed $value
269			*
270			* @return string
271			*/
272	3		public static function readable($value)
273			{
274	3		self::validateValue($value);
275
276	3		return array_search($value, self::$keys[get_called_class()]);
277			}
278
279			/**
280			* @param mixed $value
281			*/
282	24		private static function validateValue($value)
283			{
284	24		if (!static::isValid($value)) {
285	3		throw OutOfEnumException::create($value, get_called_class());
286			}
287	24		}
288
289			/**
290			* @param object $object
291			*/
292	15		private static function validateType($object)
293			{
294	15		$class = get_called_class();
295	15		if ($class !== get_class($object)) {
296	7		throw InvalidSetException::notInstanceOf($class, get_class($object));
297			}
298	8		}
299
300			/**
301			* @param string $class
302			*/
303	24		private static function detectConstants($class)
304			{
305	24		if (!isset(self::$bits[$class])) {
306	2		self::$keys[$class] = [];
307	2		self::$bits[$class] = [];
308
309	2		$bit = 1;
310	2		foreach (ConstantDetector::detect($class) as $constant => $constant_value) {
311	2		self::$keys[$class][$constant] = $constant_value;
312	2		self::$bits[$class][$bit] = $constant_value;
313	2		$bit += $bit;
314			}
315			}
316	24		}
317
318			/**
319			* @param mixed $value
320			*
321			* @return int
322			*/
323	24		private function bit($value)
324			{
325	24		return array_search($value, self::bits());
326			}
327
328			/**
329			* @return array
330			*/
331	24		private static function bits()
332			{
333	24		$class = get_called_class();
334	24		self::detectConstants($class);
335
336	24		return self::$bits[$class];
337			}
338			}
339

gpslab / enum

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Set::detach() A

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