function UselessTernaryOperatorSniff::process

* @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint *

Parameters

int $inlineThenPointer:

Overrides Sniff::process

File

vendor/slevomat/coding-standard/SlevomatCodingStandard/Sniffs/ControlStructures/UselessTernaryOperatorSniff.php, line 39

Class

UselessTernaryOperatorSniff

Namespace

SlevomatCodingStandard\Sniffs\ControlStructures

Code

public function process(File $phpcsFile, $inlineThenPointer) : void {
    $tokens = $phpcsFile->getTokens();
    $pointerAfterInlineThen = TokenHelper::findNextEffective($phpcsFile, $inlineThenPointer + 1);
    if ($tokens[$pointerAfterInlineThen]['code'] === T_INLINE_ELSE) {
        $inlineElsePointer = $pointerAfterInlineThen;
    }
    else {
        if (!in_array($tokens[$pointerAfterInlineThen]['code'], [
            T_TRUE,
            T_FALSE,
        ], true)) {
            return;
        }
        $inlineElsePointer = TokenHelper::findNextEffective($phpcsFile, $pointerAfterInlineThen + 1);
        if ($tokens[$inlineElsePointer]['code'] !== T_INLINE_ELSE) {
            return;
        }
    }
    $pointerAfterInlineElse = TokenHelper::findNextEffective($phpcsFile, $inlineElsePointer + 1);
    if (!in_array($tokens[$pointerAfterInlineElse]['code'], [
        T_TRUE,
        T_FALSE,
    ], true)) {
        return;
    }
    $conditionStartPointer = TernaryOperatorHelper::getStartPointer($phpcsFile, $inlineThenPointer);
    
    /** @var int $conditionEndPointer */
    $conditionEndPointer = TokenHelper::findPreviousEffective($phpcsFile, $inlineThenPointer - 1);
    $errorParameters = [
        'Useless ternary operator.',
        $inlineThenPointer,
        self::CODE_USELESS_TERNARY_OPERATOR,
    ];
    if (!$this->assumeAllConditionExpressionsAreAlreadyBoolean && !ConditionHelper::conditionReturnsBoolean($phpcsFile, $conditionStartPointer, $conditionEndPointer)) {
        if ($tokens[$pointerAfterInlineThen]['code'] !== T_INLINE_ELSE) {
            $phpcsFile->addError(...$errorParameters);
        }
        return;
    }
    $fix = $phpcsFile->addFixableError(...$errorParameters);
    if (!$fix) {
        return;
    }
    $inlineElseEndPointer = TernaryOperatorHelper::getEndPointer($phpcsFile, $inlineThenPointer, $inlineElsePointer);
    $pointerAfterTernaryOperator = TokenHelper::findNextEffective($phpcsFile, $inlineElseEndPointer + 1);
    $phpcsFile->fixer
        ->beginChangeset();
    if ($tokens[$pointerAfterInlineThen]['code'] === T_FALSE) {
        $negativeCondition = ConditionHelper::getNegativeCondition($phpcsFile, $conditionStartPointer, $conditionEndPointer);
        FixerHelper::change($phpcsFile, $conditionStartPointer, $conditionEndPointer, $negativeCondition);
    }
    FixerHelper::removeBetween($phpcsFile, $conditionEndPointer, $pointerAfterTernaryOperator);
    $phpcsFile->fixer
        ->endChangeset();
}