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✎ Editing: ScopeHelper.php ← Back

<?php declare(strict_types = 1);

namespace SlevomatCodingStandard\Helpers;

use PHP_CodeSniffer\Files\File;
use function array_reverse;
use function in_array;
use const T_OPEN_TAG;

/**
 * @internal
 */
class ScopeHelper
{

public static function isInSameScope(File $phpcsFile, int $firstPointer, int $secondPointer): bool
	{
		$tokens = $phpcsFile->getTokens();

$getScope = static function (int $pointer) use ($tokens): int {
			$scope = 0;

foreach (array_reverse($tokens[$pointer]['conditions'], true) as $conditionPointer => $conditionTokenCode) {
				if (!in_array($conditionTokenCode, TokenHelper::FUNCTION_TOKEN_CODES, true)) {
					continue;
				}

$scope = $tokens[$conditionPointer]['level'] + 1;
				break;
			}

return $scope;
		};

return $getScope($firstPointer) === $getScope($secondPointer);
	}

public static function getRootPointer(File $phpcsFile, int $pointer): int
	{
		$rootPointer = TokenHelper::findNext($phpcsFile, T_OPEN_TAG, 0);

$rootPointers = array_reverse(self::getAllRootPointers($phpcsFile));
		foreach ($rootPointers as $currentRootPointer) {
			if ($currentRootPointer < $pointer) {
				$rootPointer = $currentRootPointer;
				break;
			}
		}

return $rootPointer;
	}

/**
	 * @return list<int>
	 */
	public static function getAllRootPointers(File $phpcsFile): array
	{
		$lazyValue = static fn (): array => TokenHelper::findNextAll($phpcsFile, T_OPEN_TAG, 0);

return SniffLocalCache::getAndSetIfNotCached($phpcsFile, 'openTagPointers', $lazyValue);
	}

}

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