function VariableHelper::isUsedInScopeInString

4 calls to VariableHelper::isUsedInScopeInString()

RequireNonCapturingCatchSniff::isVariableUsedInCodePart in vendor/slevomat/coding-standard/SlevomatCodingStandard/Sniffs/Exceptions/RequireNonCapturingCatchSniff.php

StaticClosureSniff::process in vendor/slevomat/coding-standard/SlevomatCodingStandard/Sniffs/Functions/StaticClosureSniff.php

* @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint *

UnusedVariableSniff::isUsedInLoopCycle in vendor/slevomat/coding-standard/SlevomatCodingStandard/Sniffs/Variables/UnusedVariableSniff.php

VariableHelper::isUsedInScopeInternal in vendor/slevomat/coding-standard/SlevomatCodingStandard/Helpers/VariableHelper.php

File

vendor/slevomat/coding-standard/SlevomatCodingStandard/Helpers/VariableHelper.php, line 83

Class

VariableHelper

@internal

Namespace

SlevomatCodingStandard\Helpers

Code

public static function isUsedInScopeInString(File $phpcsFile, string $variableName, int $stringPointer) : bool {
    $tokens = $phpcsFile->getTokens();
    $stringContent = $tokens[$stringPointer]['content'];
    if (preg_match('~(\\\\)?(' . preg_quote($variableName, '~') . ')\\b~', $stringContent, $matches) !== 0) {
        if ($matches[1] === '') {
            return true;
        }
        if (strlen($matches[1]) % 2 === 1) {
            return true;
        }
    }
    $variableNameWithoutDollar = substr($variableName, 1);
    return preg_match('~\\$\\{' . preg_quote($variableNameWithoutDollar, '~') . '(<=\\}|\\b)~', $stringContent) !== 0;
}