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104 lines
2.7 KiB
104 lines
2.7 KiB
<?php declare(strict_types=1);
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/*
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* This file is part of PHPUnit.
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*
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* (c) Sebastian Bergmann <sebastian@phpunit.de>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace PHPUnit\Runner\Baseline;
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use function array_fill;
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use function array_merge;
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use function array_slice;
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use function assert;
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use function count;
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use function explode;
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use function implode;
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use function str_replace;
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use function strpos;
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use function substr;
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use function trim;
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/**
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* @internal This class is not covered by the backward compatibility promise for PHPUnit
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*
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* @see Copied from https://github.com/phpstan/phpstan-src/blob/1.10.33/src/File/ParentDirectoryRelativePathHelper.php
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*/
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final class RelativePathCalculator
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{
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/**
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* @psalm-var non-empty-string $baselineDirectory
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*/
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private readonly string $baselineDirectory;
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/**
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* @psalm-param non-empty-string $baselineDirectory
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*/
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public function __construct(string $baselineDirectory)
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{
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$this->baselineDirectory = $baselineDirectory;
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}
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/**
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* @psalm-param non-empty-string $filename
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*
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* @psalm-return non-empty-string
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*/
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public function calculate(string $filename): string
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{
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$result = implode('/', $this->parts($filename));
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assert($result !== '');
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return $result;
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}
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/**
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* @psalm-param non-empty-string $filename
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*
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* @psalm-return list<non-empty-string>
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*/
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public function parts(string $filename): array
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{
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$schemePosition = strpos($filename, '://');
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if ($schemePosition !== false) {
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$filename = substr($filename, $schemePosition + 3);
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assert($filename !== '');
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}
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$parentParts = explode('/', trim(str_replace('\\', '/', $this->baselineDirectory), '/'));
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$parentPartsCount = count($parentParts);
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$filenameParts = explode('/', trim(str_replace('\\', '/', $filename), '/'));
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$filenamePartsCount = count($filenameParts);
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$i = 0;
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for (; $i < $filenamePartsCount; $i++) {
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if ($parentPartsCount < $i + 1) {
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break;
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}
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$parentPath = implode('/', array_slice($parentParts, 0, $i + 1));
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$filenamePath = implode('/', array_slice($filenameParts, 0, $i + 1));
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if ($parentPath !== $filenamePath) {
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break;
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}
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}
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if ($i === 0) {
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return [$filename];
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}
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$dotsCount = $parentPartsCount - $i;
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assert($dotsCount >= 0);
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return array_merge(array_fill(0, $dotsCount, '..'), array_slice($filenameParts, $i));
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}
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}
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