Map::empty() - Code Metrics - Inspection of "Merge branch 'develop'" - Innmind/Immutable - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 9c20fb...b12bea )

by Baptiste

created 2018-12-13 18:43 UTC

Map::empty() A

↳ Parent: Map

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	2

Importance

Changes

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

<?php
declare(strict_types = 1);

namespace Innmind\Immutable;

use Innmind\Immutable\{
    Specification\ClassType,
    Exception\InvalidArgumentException,
    Exception\LogicException,
    Exception\ElementNotFoundException,
    Exception\GroupEmptyMapException
};

final class Map implements MapInterface
{
    private $implementation;

    /**
     * {@inheritdoc}
     */
    public function __construct(string $keyType, string $valueType)
    {
        $type = Type::of($keyType);

        if ($type instanceof ClassType || $keyType === 'object') {
            $this->implementation = new Map\ObjectKeys($keyType, $valueType);
        } else if (\in_array($keyType, ['int', 'integer', 'string'], true)) {
            $this->implementation = new Map\Primitive($keyType, $valueType);
        } else {
            $this->implementation = new Map\DoubleIndex($keyType, $valueType);
        }
    }

    public static function of(
        string $key,
        string $value,
        array $keys = [],
        array $values = []
    ): self {
        $keys = \array_values($keys);
        $values = \array_values($values);

        if (\count($keys) !== \count($values)) {
            throw new LogicException('Different sizes of keys and values');
        }

        $self = new self($key, $value);

        foreach ($keys as $i => $key) {
            $self = $self->put($key, $values[$i]);
        }

        return $self;
    }

    /**
     * {@inheritdoc}
     */
    public function keyType(): Str
    {
        return $this->implementation->keyType();
    }

    /**
     * {@inheritdoc}
     */
    public function valueType(): Str
    {
        return $this->implementation->valueType();
    }

    /**
     * {@inheritdoc}
     */
    public function size(): int
    {
        return $this->implementation->size();
    }

    /**
     * {@inheritdoc}
     */
    public function count(): int
    {
        return $this->implementation->count();
    }

    /**
     * {@inheritdoc}
     */
    public function current()
    {
        return $this->implementation->current();
    }

    /**
     * {@inheritdoc}
     */
    public function key()
    {
        return $this->implementation->key();
    }

    /**
     * {@inheritdoc}
     */
    public function next()
    {
        $this->implementation->next();
    }

    /**
     * {@inheritdoc}
     */
    public function rewind()
    {
        $this->implementation->rewind();
    }

    /**
     * {@inheritdoc}
     */
    public function valid()
    {
        return $this->implementation->valid();
    }

    /**
     * {@inheritdoc}
     */
    public function offsetExists($offset): bool
    {
        return $this->implementation->offsetExists($offset);
    }

    /**
     * {@inheritdoc}
     */
    public function offsetGet($offset)
    {
        return $this->implementation->offsetGet($offset);
    }

    /**
     * {@inheritdoc}
     */
    public function offsetSet($offset, $value)
    {
        throw new LogicException('You can\'t modify a map');
    }

    /**
     * {@inheritdoc}
     */
    public function offsetUnset($offset)
    {
        throw new LogicException('You can\'t modify a map');
    }

    /**
     * {@inheritdoc}
     */
    public function put($key, $value): MapInterface
    {
        $map = clone $this;
        $map->implementation = $this->implementation->put($key, $value);

        return $map;
    }

    /**
     * Alias for put method in order to have a syntax similar to a true tuple
     * when constructing the map
     *
     * Example:
     * <code>
     * Map::of('int', 'int')
     *     (1, 2)
     *     (3, 4)
     * </code>
     *
     * @param T $key
     * @param S $value
     *
     * @return self<T, S>
     */
    public function __invoke($key, $value): self
    {
        return $this->put($key, $value);
    }

    /**
     * {@inheritdoc}
     */
    public function get($key)
    {
        return $this->implementation->get($key);
    }

    /**
     * {@inheritdoc}
     */
    public function contains($key): bool
    {
        return $this->implementation->contains($key);
    }

    /**
     * {@inheritdoc}
     */
    public function clear(): MapInterface
    {
        $map = clone $this;
        $map->implementation = $this->implementation->clear();

        return $map;
    }

    /**
     * {@inheritdoc}
     */
    public function equals(MapInterface $map): bool
    {
        return $this->implementation->equals($map);
    }

    /**
     * {@inheritdoc}
     */
    public function filter(callable $predicate): MapInterface
    {
        $map = $this->clear();
        $map->implementation = $this->implementation->filter($predicate);

        return $map;
    }

    /**
     * {@inheritdoc}
     */
    public function foreach(callable $function): MapInterface
    {
        $this->implementation->foreach($function);

        return $this;
    }

    /**
     * {@inheritdoc}
     */
    public function groupBy(callable $discriminator): MapInterface
    {
        return $this->implementation->groupBy($discriminator);
    }

    /**
     * {@inheritdoc}
     */
    public function keys(): SetInterface
    {
        return $this->implementation->keys();
    }

    /**
     * {@inheritdoc}
     */
    public function values(): StreamInterface
    {
        return $this->implementation->values();
    }

    /**
     * {@inheritdoc}
     */
    public function map(callable $function): MapInterface
    {
        $map = $this->clear();
        $map->implementation = $this->implementation->map($function);

        return $map;
    }

    /**
     * {@inheritdoc}
     */
    public function join(string $separator): Str
    {
        return $this->implementation->join($separator);
    }

    /**
     * {@inheritdoc}
     */
    public function remove($key): MapInterface
    {
        $map = clone $this;
        $map->implementation = $this->implementation->remove($key);

        return $map;
    }

    /**
     * {@inheritdoc}
     */
    public function merge(MapInterface $map): MapInterface
    {
        $self = clone $this;
        $self->implementation = $this->implementation->merge($map);

        return $self;
    }

    /**
     * {@inheritdoc}
     */
    public function partition(callable $predicate): MapInterface
    {
        return $this->implementation->partition($predicate);
    }

    /**
     * {@inheritdoc}
     */
    public function reduce($carry, callable $reducer)
    {
        return $this->implementation->reduce($carry, $reducer);
    }

    public function empty(): bool
    {
        return $this->implementation->empty();
    }
}


1		<?php
2		declare(strict_types = 1);
3
4		namespace Innmind\Immutable;
5
6		use Innmind\Immutable\{
7		Specification\ClassType,
8		Exception\InvalidArgumentException,
9		Exception\LogicException,
10		Exception\ElementNotFoundException,
11		Exception\GroupEmptyMapException
12		};
13
14		final class Map implements MapInterface
15		{
16		private $implementation;
17
18		/**
19		* {@inheritdoc}
20		*/
21	98	public function __construct(string $keyType, string $valueType)
22		{
23	98	$type = Type::of($keyType);
24
25	98	if ($type instanceof ClassType \|\| $keyType === 'object') {
26	4	$this->implementation = new Map\ObjectKeys($keyType, $valueType);
27	94	} else if (\in_array($keyType, ['int', 'integer', 'string'], true)) {
28	76	$this->implementation = new Map\Primitive($keyType, $valueType);
29		} else {
30	22	$this->implementation = new Map\DoubleIndex($keyType, $valueType);
31		}
32	98	}
33
34	22	public static function of(
35		string $key,
36		string $value,
37		array $keys = [],
38		array $values = []
39		): self {
40	22	$keys = \array_values($keys);
41	22	$values = \array_values($values);
42
43	22	if (\count($keys) !== \count($values)) {
44	2	throw new LogicException('Different sizes of keys and values');
45		}
46
47	20	$self = new self($key, $value);
48
49	20	foreach ($keys as $i => $key) {
50	2	$self = $self->put($key, $values[$i]);
51		}
52
53	20	return $self;
54		}
55
56		/**
57		* {@inheritdoc}
58		*/
59	48	public function keyType(): Str
60		{
61	48	return $this->implementation->keyType();
62		}
63
64		/**
65		* {@inheritdoc}
66		*/
67	46	public function valueType(): Str
68		{
69	46	return $this->implementation->valueType();
70		}
71
72		/**
73		* {@inheritdoc}
74		*/
75	22	public function size(): int
76		{
77	22	return $this->implementation->size();
78		}
79
80		/**
81		* {@inheritdoc}
82		*/
83	6	public function count(): int
84		{
85	6	return $this->implementation->count();
86		}
87
88		/**
89		* {@inheritdoc}
90		*/
91	2	public function current()
92		{
93	2	return $this->implementation->current();
94		}
95
96		/**
97		* {@inheritdoc}
98		*/
99	2	public function key()
100		{
101	2	return $this->implementation->key();
102		}
103
104		/**
105		* {@inheritdoc}
106		*/
107	2	public function next()
108		{
109	2	$this->implementation->next();
110	2	}
111
112		/**
113		* {@inheritdoc}
114		*/
115	2	public function rewind()
116		{
117	2	$this->implementation->rewind();
118	2	}
119
120		/**
121		* {@inheritdoc}
122		*/
123	2	public function valid()
124		{
125	2	return $this->implementation->valid();
126		}
127
128		/**
129		* {@inheritdoc}
130		*/
131	2	public function offsetExists($offset): bool
132		{
133	2	return $this->implementation->offsetExists($offset);
134		}
135
136		/**
137		* {@inheritdoc}
138		*/
139	8	public function offsetGet($offset)
140		{
141	8	return $this->implementation->offsetGet($offset);
142		}
143
144		/**
145		* {@inheritdoc}
146		*/
147	2	public function offsetSet($offset, $value)
148		{
149	2	throw new LogicException('You can\'t modify a map');
150		}
151
152		/**
153		* {@inheritdoc}
154		*/
155	2	public function offsetUnset($offset)
156		{
157	2	throw new LogicException('You can\'t modify a map');
158		}
159
160		/**
161		* {@inheritdoc}
162		*/
163	84	public function put($key, $value): MapInterface
164		{
165	84	$map = clone $this;
166	84	$map->implementation = $this->implementation->put($key, $value);
167
168	78	return $map;
169		}
170
171		/**
172		* Alias for put method in order to have a syntax similar to a true tuple
173		* when constructing the map
174		*
175		* Example:
176		* <code>
177		* Map::of('int', 'int')
178		* (1, 2)
179		* (3, 4)
180		* </code>
181		*
182		* @param T $key
183		* @param S $value
184		*
185		* @return self<T, S>
186		*/
187	16	public function __invoke($key, $value): self
188		{
189	16	return $this->put($key, $value);
190		}
191
192		/**
193		* {@inheritdoc}
194		*/
195	48	public function get($key)
196		{
197	48	return $this->implementation->get($key);
198		}
199
200		/**
201		* {@inheritdoc}
202		*/
203	28	public function contains($key): bool
204		{
205	28	return $this->implementation->contains($key);
206		}
207
208		/**
209		* {@inheritdoc}
210		*/
211	10	public function clear(): MapInterface
212		{
213	10	$map = clone $this;
214	10	$map->implementation = $this->implementation->clear();
215
216	10	return $map;
217		}
218
219		/**
220		* {@inheritdoc}
221		*/
222	12	public function equals(MapInterface $map): bool
223		{
224	12	return $this->implementation->equals($map);
225		}
226
227		/**
228		* {@inheritdoc}
229		*/
230	2	public function filter(callable $predicate): MapInterface
231		{
232	2	$map = $this->clear();
233	2	$map->implementation = $this->implementation->filter($predicate);
234
235	2	return $map;
236		}
237
238		/**
239		* {@inheritdoc}
240		*/
241	2	public function foreach(callable $function): MapInterface
242		{
243	2	$this->implementation->foreach($function);
244
245	2	return $this;
246		}
247
248		/**
249		* {@inheritdoc}
250		*/
251	4	public function groupBy(callable $discriminator): MapInterface
252		{
253	4	return $this->implementation->groupBy($discriminator);
254		}
255
256		/**
257		* {@inheritdoc}
258		*/
259	22	public function keys(): SetInterface
260		{
261	22	return $this->implementation->keys();
262		}
263
264		/**
265		* {@inheritdoc}
266		*/
267	10	public function values(): StreamInterface
268		{
269	10	return $this->implementation->values();
270		}
271
272		/**
273		* {@inheritdoc}
274		*/
275	6	public function map(callable $function): MapInterface
276		{
277	6	$map = $this->clear();
278	6	$map->implementation = $this->implementation->map($function);
279
280	2	return $map;
281		}
282
283		/**
284		* {@inheritdoc}
285		*/
286	2	public function join(string $separator): Str
287		{
288	2	return $this->implementation->join($separator);
289		}
290
291		/**
292		* {@inheritdoc}
293		*/
294	2	public function remove($key): MapInterface
295		{
296	2	$map = clone $this;
297	2	$map->implementation = $this->implementation->remove($key);
298
299	2	return $map;
300		}
301
302		/**
303		* {@inheritdoc}
304		*/
305	4	public function merge(MapInterface $map): MapInterface
306		{
307	4	$self = clone $this;
308	4	$self->implementation = $this->implementation->merge($map);
309
310	2	return $self;
311		}
312
313		/**
314		* {@inheritdoc}
315		*/
316	2	public function partition(callable $predicate): MapInterface
317		{
318	2	return $this->implementation->partition($predicate);
319		}
320
321		/**
322		* {@inheritdoc}
323		*/
324	6	public function reduce($carry, callable $reducer)
325		{
326	6	return $this->implementation->reduce($carry, $reducer);
327		}
328
329		public function empty(): bool
330		{
331		return $this->implementation->empty();
332		}
333		}
334

Innmind / Immutable

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Map::empty() A

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