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name	type	size	perms	modified	actions
[parent directory]
Annotation.php	file	1,135 B	0644	2025-09-13 08:53:30	edit
AnnotationHelper.php	file	8,874 B	0644	2025-09-13 08:53:30	edit
AnnotationTypeHelper.php	file	10,396 B	0644	2025-09-13 08:53:30	edit
ArrayHelper.php	file	6,397 B	0644	2025-09-13 08:53:30	edit
ArrayKeyValue.php	file	3,685 B	0644	2025-09-13 08:53:30	edit
Attribute.php	file	1,168 B	0644	2025-09-13 08:53:30	edit
AttributeHelper.php	file	5,118 B	0644	2025-09-13 08:53:30	edit
CatchHelper.php	file	2,234 B	0644	2025-09-13 08:53:30	edit
ClassHelper.php	file	3,102 B	0644	2025-09-13 08:53:30	edit
Comment.php	file	430 B	0644	2025-09-13 08:53:30	edit
CommentHelper.php	file	2,583 B	0644	2025-09-13 08:53:30	edit
ConditionHelper.php	file	10,446 B	0644	2025-09-13 08:53:30	edit
ConstantHelper.php	file	2,077 B	0644	2025-09-13 08:53:30	edit
DocCommentHelper.php	file	7,287 B	0644	2025-09-13 08:53:30	edit
EmptyFileException.php	file	502 B	0644	2025-09-13 08:53:30	edit
FixerHelper.php	file	2,014 B	0644	2025-09-13 08:53:30	edit
FunctionHelper.php	file	16,951 B	0644	2025-09-13 08:53:30	edit
IdentificatorHelper.php	file	7,518 B	0644	2025-09-13 08:53:30	edit
IndentationHelper.php	file	2,908 B	0644	2025-09-13 08:53:30	edit
NamespaceHelper.php	file	5,939 B	0644	2025-09-13 08:53:30	edit
ParameterHelper.php	file	893 B	0644	2025-09-13 08:53:30	edit
ParsedDocComment.php	file	2,322 B	0644	2025-09-13 08:53:30	edit
PhpDocParserHelper.php	file	1,595 B	0644	2025-09-13 08:53:30	edit
PropertyHelper.php	file	6,544 B	0644	2025-09-13 08:53:30	edit
ReferencedName.php	file	1,354 B	0644	2025-09-13 08:53:30	edit
ReferencedNameHelper.php	file	15,494 B	0644	2025-09-13 08:53:30	edit
ScopeHelper.php	file	1,517 B	0644	2025-09-13 08:53:30	edit
SniffLocalCache.php	file	1,232 B	0644	2025-09-13 08:53:30	edit
SniffSettingsHelper.php	file	2,058 B	0644	2025-09-13 08:53:30	edit
StringHelper.php	file	485 B	0644	2025-09-13 08:53:30	edit
SuppressHelper.php	file	2,321 B	0644	2025-09-13 08:53:30	edit
TernaryOperatorHelper.php	file	5,091 B	0644	2025-09-13 08:53:30	edit
TokenHelper.php	file	13,183 B	0644	2025-09-13 08:53:30	edit
TokenPointerOutOfBoundsException.php	file	774 B	0644	2025-09-13 08:53:30	edit
TypeHelper.php	file	740 B	0644	2025-09-13 08:53:30	edit
TypeHint.php	file	966 B	0644	2025-09-13 08:53:30	edit
TypeHintHelper.php	file	10,926 B	0644	2025-09-13 08:53:30	edit
UseStatement.php	file	2,592 B	0644	2025-09-13 08:53:30	edit
UseStatementHelper.php	file	8,010 B	0644	2025-09-13 08:53:30	edit
VariableHelper.php	file	5,146 B	0644	2025-09-13 08:53:30	edit
YodaHelper.php	file	9,501 B	0644	2025-09-13 08:53:30	edit

editing: ReferencedNameHelper.php

<?php declare(strict_types = 1);

namespace SlevomatCodingStandard\Helpers;

use PHP_CodeSniffer\Files\File;
use PHP_CodeSniffer\Util\Tokens;
use function array_key_exists;
use function array_reverse;
use function array_values;
use function count;
use function in_array;
use function is_array;
use function token_get_all;
use const T_ANON_CLASS;
use const T_ARRAY;
use const T_AS;
use const T_ATTRIBUTE;
use const T_BITWISE_AND;
use const T_BITWISE_OR;
use const T_CATCH;
use const T_CLASS;
use const T_CLOSE_PARENTHESIS;
use const T_COLON;
use const T_COMMA;
use const T_CONST;
use const T_DECLARE;
use const T_DOUBLE_COLON;
use const T_DOUBLE_QUOTED_STRING;
use const T_ELLIPSIS;
use const T_ENUM;
use const T_ENUM_CASE;
use const T_EXTENDS;
use const T_FUNCTION;
use const T_GOTO;
use const T_HEREDOC;
use const T_IMPLEMENTS;
use const T_INSTANCEOF;
use const T_NAME_FULLY_QUALIFIED;
use const T_NAME_QUALIFIED;
use const T_NAME_RELATIVE;
use const T_NAMESPACE;
use const T_NEW;
use const T_NS_SEPARATOR;
use const T_NULLABLE;
use const T_NULLSAFE_OBJECT_OPERATOR;
use const T_OBJECT_OPERATOR;
use const T_OPEN_PARENTHESIS;
use const T_OPEN_SHORT_ARRAY;
use const T_OPEN_TAG;
use const T_PARAM_NAME;
use const T_STRING;
use const T_TRAIT;
use const T_TYPE_INTERSECTION;
use const T_TYPE_UNION;
use const T_USE;
use const T_VARIABLE;
use const T_WHITESPACE;

/**
 * @internal
 */
class ReferencedNameHelper
{

/**
	 * @return list<ReferencedName>
	 */
	public static function getAllReferencedNames(File $phpcsFile, int $openTagPointer): array
	{
		$lazyValue = static fn (): array => self::createAllReferencedNames($phpcsFile, $openTagPointer);

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

/**
	 * @return list<ReferencedName>
	 */
	public static function getAllReferencedNamesInAttributes(File $phpcsFile, int $openTagPointer): array
	{
		$lazyValue = static fn (): array => self::createAllReferencedNamesInAttributes($phpcsFile, $openTagPointer);

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

public static function getReferenceName(File $phpcsFile, int $nameStartPointer, int $nameEndPointer): string
	{
		$tokens = $phpcsFile->getTokens();

$referencedName = '';
		for ($i = $nameStartPointer; $i <= $nameEndPointer; $i++) {
			if (in_array($tokens[$i]['code'], Tokens::$emptyTokens, true)) {
				continue;
			}

$referencedName .= $tokens[$i]['content'];
		}

return $referencedName;
	}

public static function getReferencedNameEndPointer(File $phpcsFile, int $startPointer): int
	{
		$tokens = $phpcsFile->getTokens();

$nameTokenCodesWithWhitespace = [...TokenHelper::NAME_TOKEN_CODES, ...TokenHelper::INEFFECTIVE_TOKEN_CODES];

$lastNamePointer = $startPointer;
		for ($i = $startPointer + 1; $i < count($tokens); $i++) {
			if (!in_array($tokens[$i]['code'], $nameTokenCodesWithWhitespace, true)) {
				break;
			}

if (!in_array($tokens[$i]['code'], TokenHelper::NAME_TOKEN_CODES, true)) {
				continue;
			}

$lastNamePointer = $i;
		}

return $lastNamePointer;
	}

/**
	 * @return list<ReferencedName>
	 */
	private static function createAllReferencedNames(File $phpcsFile, int $openTagPointer): array
	{
		$referencedNames = [];

$beginSearchAtPointer = $openTagPointer + 1;
		$nameTokenCodes = TokenHelper::NAME_TOKEN_CODES;
		$nameTokenCodes[] = T_DOUBLE_QUOTED_STRING;
		$nameTokenCodes[] = T_HEREDOC;

$tokens = $phpcsFile->getTokens();
		while (true) {
			$nameStartPointer = TokenHelper::findNext($phpcsFile, $nameTokenCodes, $beginSearchAtPointer);
			if ($nameStartPointer === null) {
				break;
			}

// Find referenced names inside double quotes string
			if (self::isNeedParsedContent($tokens[$nameStartPointer]['code'])) {
				$content = $tokens[$nameStartPointer]['content'];
				$currentPointer = $nameStartPointer + 1;
				while (self::isNeedParsedContent($tokens[$currentPointer]['code'])) {
					$content .= $tokens[$currentPointer]['content'];
					$currentPointer++;
				}

$names = self::getReferencedNamesFromString($content);
				foreach ($names as $name) {
					$referencedNames[] = new ReferencedName($name, $nameStartPointer, $nameStartPointer, ReferencedName::TYPE_CLASS);
				}

$beginSearchAtPointer = $currentPointer;
				continue;
			}

// Attributes are parsed in specific method
			$attributeStartPointerBefore = TokenHelper::findPrevious($phpcsFile, T_ATTRIBUTE, $nameStartPointer - 1, $beginSearchAtPointer);
			if ($attributeStartPointerBefore !== null) {
				if ($tokens[$attributeStartPointerBefore]['attribute_closer'] > $nameStartPointer) {
					$beginSearchAtPointer = $tokens[$attributeStartPointerBefore]['attribute_closer'] + 1;
					continue;
				}
			}

if (!self::isReferencedName($phpcsFile, $nameStartPointer)) {
				/** @var int $beginSearchAtPointer */
				$beginSearchAtPointer = TokenHelper::findNextExcluding(
					$phpcsFile,
					[...TokenHelper::INEFFECTIVE_TOKEN_CODES, ...$nameTokenCodes],
					$nameStartPointer + 1,
				);
				continue;
			}

$nameEndPointer = self::getReferencedNameEndPointer($phpcsFile, $nameStartPointer);

$referencedNames[] = new ReferencedName(
				self::getReferenceName($phpcsFile, $nameStartPointer, $nameEndPointer),
				$nameStartPointer,
				$nameEndPointer,
				self::getReferenceType($phpcsFile, $nameStartPointer, $nameEndPointer),
			);
			$beginSearchAtPointer = $nameEndPointer + 1;
		}
		return $referencedNames;
	}

private static function getReferenceType(File $phpcsFile, int $nameStartPointer, int $nameEndPointer): string
	{
		$tokens = $phpcsFile->getTokens();

$nextTokenAfterEndPointer = TokenHelper::findNextEffective($phpcsFile, $nameEndPointer + 1);
		$previousTokenBeforeStartPointer = TokenHelper::findPreviousEffective($phpcsFile, $nameStartPointer - 1);

if ($tokens[$nextTokenAfterEndPointer]['code'] === T_OPEN_PARENTHESIS) {
			return $tokens[$previousTokenBeforeStartPointer]['code'] === T_NEW
				? ReferencedName::TYPE_CLASS
				: ReferencedName::TYPE_FUNCTION;
		}

if (
			$tokens[$previousTokenBeforeStartPointer]['code'] === T_TYPE_UNION
			|| $tokens[$nextTokenAfterEndPointer]['code'] === T_TYPE_UNION
		) {
			return ReferencedName::TYPE_CLASS;
		}

if (
			$tokens[$previousTokenBeforeStartPointer]['code'] === T_TYPE_INTERSECTION
			|| $tokens[$nextTokenAfterEndPointer]['code'] === T_TYPE_INTERSECTION
		) {
			return ReferencedName::TYPE_CLASS;
		}

if ($tokens[$nextTokenAfterEndPointer]['code'] === T_BITWISE_AND) {
			$tokenAfterNextToken = TokenHelper::findNextEffective($phpcsFile, $nextTokenAfterEndPointer + 1);

return in_array($tokens[$tokenAfterNextToken]['code'], [T_VARIABLE, T_ELLIPSIS], true)
				? ReferencedName::TYPE_CLASS
				: ReferencedName::TYPE_CONSTANT;
		}

if (
			in_array($tokens[$nextTokenAfterEndPointer]['code'], [
				T_VARIABLE,
				// Variadic parameter
				T_ELLIPSIS,
			], true)
		) {
			return ReferencedName::TYPE_CLASS;
		}

if ($tokens[$previousTokenBeforeStartPointer]['code'] === T_COLON) {
			$previousTokenPointer = TokenHelper::findPreviousEffective($phpcsFile, $previousTokenBeforeStartPointer - 1);

if (
				$tokens[$previousTokenPointer]['code'] === T_PARAM_NAME
				&& $tokens[$nextTokenAfterEndPointer]['code'] !== T_DOUBLE_COLON
			) {
				return ReferencedName::TYPE_CONSTANT;
			}

// Return type hint
			return ReferencedName::TYPE_CLASS;
		}

if (
			in_array($tokens[$previousTokenBeforeStartPointer]['code'], [
				T_EXTENDS,
				T_IMPLEMENTS,
				T_INSTANCEOF,
				// Trait
				T_USE,
				T_NEW,
				// Nullable type hint
				T_NULLABLE,
			], true)
			|| $tokens[$nextTokenAfterEndPointer]['code'] === T_DOUBLE_COLON
		) {
			return ReferencedName::TYPE_CLASS;
		}

if ($tokens[$previousTokenBeforeStartPointer]['code'] === T_COMMA) {
			$previousTokenPointer = TokenHelper::findPreviousExcluding(
				$phpcsFile,
				[T_COMMA, ...TokenHelper::NAME_TOKEN_CODES, ...TokenHelper::INEFFECTIVE_TOKEN_CODES],
				$previousTokenBeforeStartPointer - 1,
			);

return in_array($tokens[$previousTokenPointer]['code'], [
				T_IMPLEMENTS,
				T_EXTENDS,
				T_USE,
			], true)
				? ReferencedName::TYPE_CLASS
				: ReferencedName::TYPE_CONSTANT;
		}

if (in_array($tokens[$previousTokenBeforeStartPointer]['code'], [T_BITWISE_OR, T_OPEN_PARENTHESIS], true)) {
			$catchPointer = TokenHelper::findPreviousExcluding(
				$phpcsFile,
				[T_BITWISE_OR, T_OPEN_PARENTHESIS, ...TokenHelper::NAME_TOKEN_CODES, ...TokenHelper::INEFFECTIVE_TOKEN_CODES],
				$previousTokenBeforeStartPointer - 1,
			);

if ($tokens[$catchPointer]['code'] === T_CATCH) {
				return ReferencedName::TYPE_CLASS;
			}
		}

return ReferencedName::TYPE_CONSTANT;
	}

private static function isReferencedName(File $phpcsFile, int $startPointer): bool
	{
		$tokens = $phpcsFile->getTokens();

$nextPointer = TokenHelper::findNextEffective($phpcsFile, $startPointer + 1);
		$previousPointer = TokenHelper::findPreviousEffective($phpcsFile, $startPointer - 1);

if ($nextPointer !== null && $tokens[$nextPointer]['code'] === T_DOUBLE_COLON) {
			return !in_array($tokens[$previousPointer]['code'], [T_OBJECT_OPERATOR, T_NULLSAFE_OBJECT_OPERATOR], true);
		}

if (
			count($tokens[$startPointer]['conditions']) > 0
			&& array_values(array_reverse($tokens[$startPointer]['conditions']))[0] === T_USE
		) {
			// Method imported from trait
			return false;
		}

$previousToken = $tokens[$previousPointer];

$skipTokenCodes = [
			T_FUNCTION,
			T_DOUBLE_COLON,
			T_OBJECT_OPERATOR,
			T_NULLSAFE_OBJECT_OPERATOR,
			T_NAMESPACE,
			T_CONST,
			T_ENUM_CASE,
		];

if ($previousToken['code'] === T_USE) {
			$classPointer = TokenHelper::findPrevious($phpcsFile, [T_CLASS, T_TRAIT, T_ANON_CLASS, T_ENUM], $startPointer - 1);
			if ($classPointer !== null) {
				$classToken = $tokens[$classPointer];
				return $startPointer > $classToken['scope_opener'] && $startPointer < $classToken['scope_closer'];
			}

return false;
		}

if (
			$previousToken['code'] === T_OPEN_PARENTHESIS
			&& isset($previousToken['parenthesis_owner'])
			&& $tokens[$previousToken['parenthesis_owner']]['code'] === T_DECLARE
		) {
			return false;
		}

if (
			$previousToken['code'] === T_COMMA
			&& TokenHelper::findPreviousLocal($phpcsFile, T_DECLARE, $previousPointer - 1) !== null
		) {
			return false;
		}

if ($previousToken['code'] === T_COMMA) {
			$constPointer = TokenHelper::findPreviousLocal($phpcsFile, T_CONST, $previousPointer - 1);
			if (
				$constPointer !== null
				&& TokenHelper::findNext($phpcsFile, [T_OPEN_SHORT_ARRAY, T_ARRAY], $constPointer + 1, $startPointer) === null
			) {
				return false;
			}
		} elseif ($previousToken['code'] === T_BITWISE_AND) {
			$pointerBefore = TokenHelper::findPreviousEffective($phpcsFile, $previousPointer - 1);
			$isFunctionPointerBefore = TokenHelper::findPreviousLocal($phpcsFile, T_FUNCTION, $previousPointer - 1) !== null;

if ($tokens[$pointerBefore]['code'] !== T_VARIABLE && $isFunctionPointerBefore) {
				return false;
			}
		} elseif ($previousToken['code'] === T_GOTO) {
			return false;
		}

$isProbablyReferencedName = !in_array(
			$previousToken['code'],
			[...$skipTokenCodes, ...TokenHelper::CLASS_TYPE_TOKEN_CODES],
			true,
		);

if (!$isProbablyReferencedName) {
			return false;
		}

if ($previousToken['code'] === T_AS && !array_key_exists('nested_parenthesis', $previousToken)) {
			// "as" in "use" statement
			return false;
		}

$endPointer = self::getReferencedNameEndPointer($phpcsFile, $startPointer);
		$referencedName = self::getReferenceName($phpcsFile, $startPointer, $endPointer);

if (TypeHintHelper::isSimpleTypeHint($referencedName) || $referencedName === 'object') {
			return $tokens[$nextPointer]['code'] === T_OPEN_PARENTHESIS;
		}

return true;
	}

/**
	 * @return list<ReferencedName>
	 */
	private static function createAllReferencedNamesInAttributes(File $phpcsFile, int $openTagPointer): array
	{
		$referencedNames = [];

$tokens = $phpcsFile->getTokens();

$attributePointers = TokenHelper::findNextAll($phpcsFile, T_ATTRIBUTE, $openTagPointer + 1);

foreach ($attributePointers as $attributeStartPointer) {
			$searchStartPointer = $attributeStartPointer + 1;
			$searchEndPointer = $tokens[$attributeStartPointer]['attribute_closer'];

$searchPointer = $searchStartPointer;
			$searchTokens = [...TokenHelper::NAME_TOKEN_CODES, T_OPEN_PARENTHESIS, T_CLOSE_PARENTHESIS];
			$level = 0;
			do {
				$pointer = TokenHelper::findNext($phpcsFile, $searchTokens, $searchPointer, $searchEndPointer);

if ($pointer === null) {
					break;
				}

if ($tokens[$pointer]['code'] === T_OPEN_PARENTHESIS) {
					$level++;
					$searchPointer = $pointer + 1;
					continue;
				}

if ($tokens[$pointer]['code'] === T_CLOSE_PARENTHESIS) {
					$level--;
					$searchPointer = $pointer + 1;
					continue;
				}

$referencedNameEndPointer = self::getReferencedNameEndPointer($phpcsFile, $pointer);

$pointerBefore = TokenHelper::findPreviousEffective($phpcsFile, $pointer - 1);

if (in_array($tokens[$pointerBefore]['code'], [T_OPEN_TAG, T_ATTRIBUTE], true)) {
					$referenceType = ReferencedName::TYPE_CLASS;
				} elseif ($tokens[$pointerBefore]['code'] === T_COMMA && $level === 0) {
					$referenceType = ReferencedName::TYPE_CLASS;
				} elseif (self::isReferencedName($phpcsFile, $pointer)) {
					$referenceType = self::getReferenceType($phpcsFile, $pointer, $referencedNameEndPointer);
				} else {
					$searchPointer = $pointer + 1;
					continue;
				}

$referencedName = self::getReferenceName($phpcsFile, $pointer, $referencedNameEndPointer);

$referencedNames[] = new ReferencedName(
					$referencedName,
					$attributeStartPointer,
					$tokens[$attributeStartPointer]['attribute_closer'],
					$referenceType,
				);

$searchPointer = $referencedNameEndPointer + 1;

} while (true);
		}

return $referencedNames;
	}

/**
	 * @param int|string $code
	 */
	private static function isNeedParsedContent($code): bool
	{
		return in_array($code, [T_DOUBLE_QUOTED_STRING, T_HEREDOC], true);
	}

/**
	 * @return list<string>
	 */
	private static function getReferencedNamesFromString(string $content): array
	{
		$referencedNames = [];
		$subTokens = token_get_all('<?php ' . $content);

foreach ($subTokens as $position => $token) {
			if (is_array($token) && $token[0] === T_DOUBLE_COLON) {
				$referencedName = '';
				$tmpPosition = $position - 1;
				while (true) {
					if (!is_array($subTokens[$tmpPosition]) || !in_array($subTokens[$tmpPosition][0], [T_NS_SEPARATOR, T_STRING], true)) {
						break;
					}

$referencedName = $subTokens[$tmpPosition][1] . $referencedName;
					$tmpPosition--;
				}

$referencedNames[] = $referencedName;
			} elseif (is_array($token) && $token[0] === T_NEW) {
				$referencedName = '';
				$tmpPosition = $position + 1;
				while (true) {
					if (!is_array($subTokens[$tmpPosition])) {
						break;
					}
					if ($subTokens[$tmpPosition][0] === T_WHITESPACE) {
						$tmpPosition++;
						continue;
					}
					if (!in_array(
						$subTokens[$tmpPosition][0],
						[T_STRING, T_NS_SEPARATOR, T_NAME_QUALIFIED, T_NAME_FULLY_QUALIFIED, T_NAME_RELATIVE],
						true,
					)) {
						break;
					}

$referencedName .= $subTokens[$tmpPosition][1];
					$tmpPosition++;
				}
				if ($referencedName !== '') {
					$referencedNames[] = $referencedName;
				}
			}
		}

return $referencedNames;
	}

}

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