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<?php |
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/** |
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* GitElephant - An abstraction layer for git written in PHP |
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* Copyright (C) 2013 Matteo Giachino |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see [http://www.gnu.org/licenses/]. |
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*/ |
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declare(strict_types=1); |
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namespace GitElephant; |
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/** |
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* @author Matteo Giachino <[email protected]> |
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*/ |
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class Utilities |
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{ |
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/** |
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* explode an array by lines that match a regular expression |
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* |
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* @param string[] $list a flat array |
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* @param string $pattern a regular expression |
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* |
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* @return array<int, array<int, string>> |
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*/ |
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public static function pregSplitArray(array $list, string $pattern): array |
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{ |
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$slices = []; |
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$index = -1; |
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foreach ($list as $value) { |
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if (preg_match($pattern, $value) === 1) { |
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++$index; |
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} |
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if ($index !== -1) { |
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$slices[$index][] = $value; |
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} |
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} |
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return $slices; |
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} |
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/** |
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* @param string[] $list a flat array |
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* @param string $pattern a regular expression |
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* |
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* @return array<int, array<int, string>> |
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*/ |
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public static function pregSplitFlatArray(array $list, string $pattern): array |
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{ |
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$slices = []; |
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$index = -1; |
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foreach ($list as $value) { |
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if (preg_match($pattern, $value) === 1) { |
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++$index; |
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} |
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$slices[$index + 1][] = $value; |
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} |
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return $slices; |
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} |
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} |
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