php-ds /
polyfill
| @@ 171-181 (lines=11) @@ | ||
| 168 | /** |
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| 169 | * @inheritDoc |
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| 170 | */ |
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| 171 | public function pop() |
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| 172 | { |
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| 173 | if ($this->isEmpty()) { |
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| 174 | throw new UnderflowException(); |
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| 175 | } |
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| 176 | ||
| 177 | $value = array_pop($this->internal); |
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| 178 | $this->adjustCapacity(); |
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| 179 | ||
| 180 | return $value; |
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| 181 | } |
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| 182 | ||
| 183 | private function pushAll($values) |
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| 184 | { |
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| @@ 293-303 (lines=11) @@ | ||
| 290 | /** |
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| 291 | * @inheritDoc |
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| 292 | */ |
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| 293 | public function shift() |
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| 294 | { |
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| 295 | if ($this->isEmpty()) { |
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| 296 | throw new UnderflowException(); |
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| 297 | } |
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| 298 | ||
| 299 | $value = array_shift($this->internal); |
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| 300 | $this->adjustCapacity(); |
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| 301 | ||
| 302 | return $value; |
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| 303 | } |
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| 304 | ||
| 305 | /** |
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| 306 | * @inheritDoc |
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