function VariableAnalysisSniff::markVariableRead

* Record that a variable has been used within a scope. * * If the variable has not been defined first, this will still mark it used. * To display a warning for undefined variables, use * `markVariableReadAndWarnIfUndefined()`. * *

Parameters

string $varName: * @param int $stackPtr * @param int $currScope * * @return void

7 calls to VariableAnalysisSniff::markVariableRead()

VariableAnalysisSniff::markAllVariablesRead in vendor/sirbrillig/phpcs-variable-analysis/VariableAnalysis/Sniffs/CodeAnalysis/VariableAnalysisSniff.php: * Mark all variables within a scope as being used. * * This will prevent any of the variables in that scope from being reported * as unused. * *
VariableAnalysisSniff::markVariableReadAndWarnIfUndefined in vendor/sirbrillig/phpcs-variable-analysis/VariableAnalysis/Sniffs/CodeAnalysis/VariableAnalysisSniff.php: * Record a variable use and report a warning if the variable is undefined. * *
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. * …
VariableAnalysisSniff::processVariableAsAssignment in vendor/sirbrillig/phpcs-variable-analysis/VariableAnalysis/Sniffs/CodeAnalysis/VariableAnalysisSniff.php: * Process a variable that is being assigned. * * This will record that the variable has been defined within a scope so that * later we can determine if it it unused and we can guarantee that any * future uses of the variable are not using an…
VariableAnalysisSniff::processVariableAsFunctionParameter in vendor/sirbrillig/phpcs-variable-analysis/VariableAnalysis/Sniffs/CodeAnalysis/VariableAnalysisSniff.php: * Process a parameter definition if it is inside a function definition. * * This does not include variables imported by a "use" statement. * *

... See full list

File

vendor/sirbrillig/phpcs-variable-analysis/VariableAnalysis/Sniffs/CodeAnalysis/VariableAnalysisSniff.php, line 641

Class

VariableAnalysisSniff

Namespace

VariableAnalysis\Sniffs\CodeAnalysis

Code

protected function markVariableRead($varName, $stackPtr, $currScope) {
    $varInfo = $this->getOrCreateVariableInfo($varName, $currScope);
    if (isset($varInfo->firstRead) && $varInfo->firstRead <= $stackPtr) {
        return;
    }
    $varInfo->firstRead = $stackPtr;
}