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<?php |
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/** |
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* \PHPCompatibility\Sniffs\FunctionParameters\ArrayReduceInitialTypeSniff. |
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* |
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* @category PHP |
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* @package PHPCompatibility |
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* @author Juliette Reinders Folmer <[email protected]> |
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*/ |
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namespace PHPCompatibility\Sniffs\FunctionParameters; |
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use PHPCompatibility\AbstractFunctionCallParameterSniff; |
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/** |
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* \PHPCompatibility\Sniffs\FunctionParameters\ArrayReduceInitialTypeSniff. |
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* |
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* Detect: In PHP 5.2 and lower, the $initial parameter had to be an integer. |
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* |
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* @category PHP |
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* @package PHPCompatibility |
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* @author Juliette Reinders Folmer <[email protected]> |
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*/ |
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class ArrayReduceInitialTypeSniff extends AbstractFunctionCallParameterSniff |
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{ |
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/** |
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* Functions to check for. |
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* |
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* @var array |
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*/ |
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protected $targetFunctions = array( |
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'array_reduce' => true, |
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); |
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/** |
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* Tokens which, for the purposes of this sniff, indicate that there is |
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* a variable element to the value passed. |
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* |
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* @var array |
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*/ |
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private $variableValueTokens = array( |
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T_VARIABLE, |
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T_STRING, |
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T_SELF, |
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T_PARENT, |
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T_STATIC, |
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T_DOUBLE_QUOTED_STRING, |
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); |
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/** |
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* Do a version check to determine if this sniff needs to run at all. |
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* |
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* @return bool |
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*/ |
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protected function bowOutEarly() |
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{ |
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return ($this->supportsBelow('5.2') === false); |
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} |
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/** |
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* Process the parameters of a matched function. |
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* |
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* @param \PHP_CodeSniffer_File $phpcsFile The file being scanned. |
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* @param int $stackPtr The position of the current token in the stack. |
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* @param string $functionName The token content (function name) which was matched. |
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* @param array $parameters Array with information about the parameters. |
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* |
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* @return int|void Integer stack pointer to skip forward or void to continue |
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* normal file processing. |
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*/ |
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public function processParameters(\PHP_CodeSniffer_File $phpcsFile, $stackPtr, $functionName, $parameters) |
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{ |
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if (isset($parameters[3]) === false) { |
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return; |
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} |
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$targetParam = $parameters[3]; |
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if ($this->isNumber($phpcsFile, $targetParam['start'], $targetParam['end'], true) !== false) { |
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return; |
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} |
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if ($this->isNumericCalculation($phpcsFile, $targetParam['start'], $targetParam['end']) === true) { |
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return; |
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} |
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$error = 'Passing a non-integer as the value for $initial to array_reduce() is not supported in PHP 5.2 or lower.'; |
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if ($phpcsFile->findNext($this->variableValueTokens, $targetParam['start'], ($targetParam['end'] + 1)) === false) { |
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$phpcsFile->addError( |
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$error . ' Found %s', |
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$targetParam['start'], |
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'InvalidTypeFound', |
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array($targetParam['raw']) |
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); |
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} else { |
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$phpcsFile->addWarning( |
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$error . ' Variable value found. Found %s', |
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$targetParam['start'], |
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'VariableFound', |
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array($targetParam['raw']) |
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); |
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} |
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} |
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} |
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wimg /
PHPCompatibility
