| Total Complexity | 32 |
| Total Lines | 330 |
| Duplicated Lines | 0 % |
| Coverage | 100% |
| Changes | 0 | ||
| 1 | <?php |
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| 21 | class EnumMap implements ArrayAccess, Countable, IteratorAggregate |
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| 22 | { |
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| 23 | /** |
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| 24 | * The classname of the enumeration type |
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| 25 | * @var string |
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| 26 | */ |
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| 27 | private $enumeration; |
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| 28 | |||
| 29 | /** |
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| 30 | * Internal map of ordinal number and data value |
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| 31 | * @var array |
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| 32 | */ |
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| 33 | private $map = []; |
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| 34 | |||
| 35 | /** |
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| 36 | * Constructor |
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| 37 | * @param string $enumeration The classname of the enumeration type |
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| 38 | * @param null|iterable $map Initialize map |
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| 39 | * @throws InvalidArgumentException |
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| 40 | */ |
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| 41 | 19 | public function __construct(string $enumeration, iterable $map = null) |
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| 42 | { |
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| 43 | 19 | if (!\is_subclass_of($enumeration, Enum::class)) { |
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| 44 | 1 | throw new InvalidArgumentException(\sprintf( |
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| 45 | 1 | '%s can handle subclasses of %s only', |
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| 46 | 1 | __CLASS__, |
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| 47 | 1 | Enum::class |
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| 48 | )); |
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| 49 | } |
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| 50 | 18 | $this->enumeration = $enumeration; |
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| 51 | |||
| 52 | 18 | if ($map) { |
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| 53 | 2 | $this->addIterable($map); |
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| 54 | } |
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| 55 | 18 | } |
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| 56 | |||
| 57 | /* write access (mutable) */ |
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| 58 | |||
| 59 | /** |
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| 60 | * Adds the given enumerator (object or value) mapping to the specified data value. |
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| 61 | * @param Enum|null|bool|int|float|string|array $enumerator |
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| 62 | * @param mixed $value |
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| 63 | * @throws InvalidArgumentException On an invalid given enumerator |
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| 64 | * @see offsetSet() |
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| 65 | */ |
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| 66 | 11 | public function add($enumerator, $value): void |
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| 70 | 10 | } |
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| 71 | |||
| 72 | /** |
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| 73 | * Adds the given iterable, mapping enumerators (objects or values) to data values. |
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| 74 | * @param iterable $map |
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| 75 | * @throws InvalidArgumentException On an invalid given enumerator |
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| 76 | */ |
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| 77 | 4 | public function addIterable(iterable $map): void |
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| 78 | { |
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| 79 | 4 | $innerMap = $this->map; |
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| 80 | 4 | foreach ($map as $enumerator => $value) { |
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| 81 | 4 | $ord = ($this->enumeration)::get($enumerator)->getOrdinal(); |
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| 82 | 4 | $innerMap[$ord] = $value; |
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| 83 | } |
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| 84 | 4 | $this->map = $innerMap; |
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| 85 | 4 | } |
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| 86 | |||
| 87 | /** |
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| 88 | * Removes the given enumerator (object or value) mapping. |
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| 89 | * @param Enum|null|bool|int|float|string|array $enumerator |
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| 90 | * @throws InvalidArgumentException On an invalid given enumerator |
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| 91 | * @see offsetUnset() |
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| 92 | */ |
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| 93 | 5 | public function remove($enumerator): void |
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| 94 | { |
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| 95 | 5 | $ord = ($this->enumeration)::get($enumerator)->getOrdinal(); |
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| 96 | 5 | unset($this->map[$ord]); |
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| 97 | 5 | } |
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| 98 | |||
| 99 | /** |
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| 100 | * Removes the given iterable enumerator (object or value) mappings. |
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| 101 | * @param iterable $enumerators |
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| 102 | * @throws InvalidArgumentException On an invalid given enumerator |
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| 103 | */ |
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| 104 | 2 | public function removeIterable(iterable $enumerators): void |
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| 105 | { |
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| 106 | 2 | $map = $this->map; |
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| 107 | 2 | foreach ($enumerators as $enumerator) { |
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| 108 | 2 | $ord = ($this->enumeration)::get($enumerator)->getOrdinal(); |
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| 109 | 2 | unset($map[$ord]); |
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| 110 | } |
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| 111 | |||
| 112 | 2 | $this->map = $map; |
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| 113 | 2 | } |
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| 114 | |||
| 115 | /* write access (immutable) */ |
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| 116 | |||
| 117 | /** |
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| 118 | * Creates a new map with the given enumerator (object or value) mapping to the specified data value added. |
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| 119 | * @param Enum|null|bool|int|float|string|array $enumerator |
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| 120 | * @param mixed $value |
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| 121 | * @return static |
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| 122 | * @throws InvalidArgumentException On an invalid given enumerator |
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| 123 | */ |
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| 124 | 1 | public function with($enumerator, $value): self |
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| 125 | { |
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| 126 | 1 | $clone = clone $this; |
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| 127 | 1 | $clone->add($enumerator, $value); |
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| 128 | 1 | return $clone; |
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| 129 | } |
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| 130 | |||
| 131 | /** |
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| 132 | * Creates a new map with the given iterable mapping enumerators (objects or values) to data values added. |
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| 133 | * @param iterable $map |
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| 134 | * @return static |
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| 135 | * @throws InvalidArgumentException On an invalid given enumerator |
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| 136 | */ |
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| 137 | 1 | public function withIterable(iterable $map): self |
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| 138 | { |
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| 139 | 1 | $clone = clone $this; |
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| 140 | 1 | $clone->addIterable($map); |
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| 141 | 1 | return $clone; |
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| 142 | } |
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| 143 | |||
| 144 | /** |
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| 145 | * Create a new map with the given enumerator mapping removed. |
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| 146 | * @param Enum|null|bool|int|float|string|array $enumerator |
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| 147 | * @return static |
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| 148 | * @throws InvalidArgumentException On an invalid given enumerator |
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| 149 | */ |
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| 150 | 1 | public function without($enumerator): self |
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| 151 | { |
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| 152 | 1 | $clone = clone $this; |
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| 153 | 1 | $clone->remove($enumerator); |
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| 154 | 1 | return $clone; |
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| 155 | } |
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| 156 | |||
| 157 | /** |
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| 158 | * Creates a new map with the given iterable enumerator (object or value) mappings removed. |
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| 159 | * @param iterable $enumerators |
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| 160 | * @return static |
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| 161 | * @throws InvalidArgumentException On an invalid given enumerator |
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| 162 | */ |
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| 163 | 1 | public function withoutIterable(iterable $enumerators): self |
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| 168 | } |
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| 169 | |||
| 170 | /* read access */ |
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| 171 | |||
| 172 | /** |
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| 173 | * Get the classname of the enumeration type. |
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| 174 | * @return string |
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| 175 | */ |
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| 176 | 1 | public function getEnumeration(): string |
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| 177 | { |
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| 178 | 1 | return $this->enumeration; |
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| 179 | } |
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| 180 | |||
| 181 | /** |
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| 182 | * Get the mapped data value of the given enumerator (object or value). |
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| 183 | * @param Enum|null|bool|int|float|string|array $enumerator |
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| 184 | * @return mixed |
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| 185 | * @throws InvalidArgumentException On an invalid given enumerator |
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| 186 | * @throws UnexpectedValueException If the given enumerator does not exist in this map |
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| 187 | * @see offsetGet() |
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| 188 | */ |
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| 189 | 10 | public function get($enumerator) |
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| 190 | { |
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| 191 | 10 | $enumerator = ($this->enumeration)::get($enumerator); |
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| 192 | 10 | $ord = $enumerator->getOrdinal(); |
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| 193 | 10 | if (!\array_key_exists($ord, $this->map)) { |
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| 194 | 2 | throw new UnexpectedValueException(sprintf( |
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| 195 | 2 | 'Enumerator %s could not be found', |
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| 196 | 2 | \var_export($enumerator->getValue(), true) |
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| 197 | )); |
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| 198 | } |
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| 199 | |||
| 200 | 8 | return $this->map[$ord]; |
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| 201 | } |
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| 202 | |||
| 203 | /** |
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| 204 | * Get a list of enumerator keys. |
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| 205 | * @return Enum[] |
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| 206 | */ |
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| 207 | 7 | public function getKeys(): array |
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| 210 | } |
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| 211 | |||
| 212 | /** |
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| 213 | * Get a list of mapped data values. |
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| 214 | * @return mixed[] |
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| 215 | */ |
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| 216 | 7 | public function getValues(): array |
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| 219 | } |
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| 220 | |||
| 221 | /** |
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| 222 | * Search for the given data value. |
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| 223 | * @param mixed $value |
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| 224 | * @param bool $strict Use strict type comparison |
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| 225 | * @return Enum|null The enumerator object of the first matching data value or NULL |
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| 226 | */ |
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| 227 | 2 | public function search($value, bool $strict = false) |
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| 235 | } |
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| 236 | |||
| 237 | /** |
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| 238 | * Test if the given enumerator key (object or value) exists. |
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| 239 | * @param Enum|null|bool|int|float|string|array $enumerator |
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| 240 | * @return bool |
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| 241 | * @see offsetExists() |
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| 242 | */ |
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| 243 | 8 | public function has($enumerator): bool |
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| 251 | } |
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| 252 | } |
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| 253 | |||
| 254 | /** |
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| 255 | * Test if the given enumerator key (object or value) exists. |
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| 256 | * @param Enum|null|bool|int|float|string|array $enumerator |
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| 257 | * @return bool |
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| 258 | * @see offsetExists() |
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| 259 | * @see has() |
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| 260 | * @deprecated Will trigger deprecation warning in last 4.x and removed in 5.x |
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| 261 | */ |
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| 262 | 1 | public function contains($enumerator): bool |
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| 265 | } |
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| 266 | |||
| 267 | /* ArrayAccess */ |
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| 268 | |||
| 269 | /** |
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| 270 | * Test if the given enumerator key (object or value) exists and is not NULL |
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| 271 | * @param Enum|null|bool|int|float|string|array $enumerator |
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| 272 | * @return bool |
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| 273 | * @see contains() |
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| 274 | */ |
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| 275 | 5 | public function offsetExists($enumerator): bool |
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| 282 | } |
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| 283 | } |
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| 284 | |||
| 285 | /** |
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| 286 | * Get the mapped data value of the given enumerator (object or value). |
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| 287 | * @param Enum|null|bool|int|float|string|array $enumerator |
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| 288 | * @return mixed The mapped date value of the given enumerator or NULL |
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| 289 | * @throws InvalidArgumentException On an invalid given enumerator |
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| 290 | * @see get() |
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| 291 | */ |
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| 292 | 4 | public function offsetGet($enumerator) |
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| 293 | { |
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| 294 | try { |
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| 295 | 4 | return $this->get($enumerator); |
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| 296 | 1 | } catch (UnexpectedValueException $e) { |
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| 297 | 1 | return null; |
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| 298 | } |
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| 299 | } |
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| 300 | |||
| 301 | /** |
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| 302 | * Adds the given enumerator (object or value) mapping to the specified data value. |
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| 303 | * @param Enum|null|bool|int|float|string|array $enumerator |
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| 304 | * @param mixed $value |
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| 305 | * @return void |
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| 306 | * @throws InvalidArgumentException On an invalid given enumerator |
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| 307 | * @see add() |
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| 308 | */ |
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| 309 | 7 | public function offsetSet($enumerator, $value = null): void |
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| 310 | { |
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| 311 | 7 | $this->add($enumerator, $value); |
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| 312 | 6 | } |
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| 313 | |||
| 314 | /** |
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| 315 | * Removes the given enumerator (object or value) mapping. |
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| 316 | * @param Enum|null|bool|int|float|string|array $enumerator |
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| 317 | * @return void |
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| 318 | * @throws InvalidArgumentException On an invalid given enumerator |
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| 319 | * @see remove() |
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| 320 | */ |
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| 321 | 2 | public function offsetUnset($enumerator): void |
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| 322 | { |
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| 323 | 2 | $this->remove($enumerator); |
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| 324 | 2 | } |
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| 325 | |||
| 326 | /* IteratorAggregate */ |
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| 327 | |||
| 328 | /** |
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| 329 | * Get a new Iterator. |
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| 330 | * |
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| 331 | * @return Iterator Iterator<K extends Enum, V> |
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| 332 | */ |
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| 333 | 2 | public function getIterator(): Iterator |
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| 338 | } |
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| 339 | 2 | } |
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| 340 | |||
| 341 | /* Countable */ |
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| 342 | |||
| 343 | /** |
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| 344 | * Count the number of elements |
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| 345 | * |
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| 346 | * @return int |
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| 347 | */ |
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| 348 | 3 | public function count(): int |
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| 351 | } |
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| 352 | } |
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| 353 |