function VariableAnalysisSniff::processVariableAsSymbolicObjectProperty

*

Parameters

File $phpcsFile: * @param int $stackPtr * @param string $varName * @param int $currScope * * @return bool

1 call to VariableAnalysisSniff::processVariableAsSymbolicObjectProperty()

VariableAnalysisSniff::processVariable in vendor/sirbrillig/phpcs-variable-analysis/VariableAnalysis/Sniffs/CodeAnalysis/VariableAnalysisSniff.php

* Process a normal variable in the code. * * Most importantly, this function determines if the variable use is a "read" * (using the variable for something) or a "write" (an assignment) or, * sometimes, both at once. * …

File

vendor/sirbrillig/phpcs-variable-analysis/VariableAnalysis/Sniffs/CodeAnalysis/VariableAnalysisSniff.php, line 1542

Class

VariableAnalysisSniff

Namespace

VariableAnalysis\Sniffs\CodeAnalysis

Code

protected function processVariableAsSymbolicObjectProperty(File $phpcsFile, $stackPtr, $varName, $currScope) {
    $tokens = $phpcsFile->getTokens();
    // Are we a symbolic object property/function derefeference?
    // Search backwards for first token that isn't whitespace, is it a "->" operator?
    $objectOperatorPtr = $phpcsFile->findPrevious(Tokens::$emptyTokens, $stackPtr - 1, null, true, null, true);
    if ($objectOperatorPtr === false || $tokens[$objectOperatorPtr]['code'] !== T_OBJECT_OPERATOR) {
        return false;
    }
    $this->markVariableReadAndWarnIfUndefined($phpcsFile, $varName, $stackPtr, $currScope);
    return true;
}