public function Drupal_Sniffs_Formatting_SpaceUnaryOperatorSniff::process in Coder 7.2

Processes this test, when one of its tokens is encountered.

Parameters

PHP_CodeSniffer_File $phpcsFile The file being scanned.:

int $stackPtr The position of the current token in: the stack passed in $tokens.

Return value

void

File

coder_sniffer/Drupal/Sniffs/Formatting/SpaceUnaryOperatorSniff.php, line 53

Class

Drupal_Sniffs_Formatting_SpaceUnaryOperatorSniff

Drupal_Sniffs_Formatting_SpaceUnaryOperatorSniff.

Code

public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr) {
  $tokens = $phpcsFile
    ->getTokens();

  // Check decrement / increment.
  if ($tokens[$stackPtr]['code'] === T_DEC || $tokens[$stackPtr]['code'] === T_INC) {
    $modifyLeft = substr($tokens[$stackPtr - 1]['content'], 0, 1) === '$' || $tokens[$stackPtr + 1]['content'] === ';';
    if ($modifyLeft === true && $tokens[$stackPtr - 1]['code'] === T_WHITESPACE) {
      $error = 'There must not be a single space before a unary operator statement';
      $phpcsFile
        ->addError($error, $stackPtr, 'IncDecLeft');
      return;
    }
    if ($modifyLeft === false && substr($tokens[$stackPtr + 1]['content'], 0, 1) !== '$') {
      $error = 'A unary operator statement must not be followed by a single space';
      $phpcsFile
        ->addError($error, $stackPtr, 'IncDecRight');
      return;
    }
  }

  // Check "!" operator.
  if ($tokens[$stackPtr]['code'] === T_BOOLEAN_NOT && $tokens[$stackPtr + 1]['code'] === T_WHITESPACE) {
    $error = 'A unary operator statement must not be followed by a space';
    $phpcsFile
      ->addError($error, $stackPtr, 'BooleanNot');
    return;
  }

  // Find the last syntax item to determine if this is an unary operator.
  $lastSyntaxItem = $phpcsFile
    ->findPrevious(array(
    T_WHITESPACE,
  ), $stackPtr - 1, $tokens[$stackPtr]['column'] * -1, true, null, true);
  $operatorSuffixAllowed = in_array($tokens[$lastSyntaxItem]['code'], array(
    T_LNUMBER,
    T_DNUMBER,
    T_CLOSE_PARENTHESIS,
    T_CLOSE_CURLY_BRACKET,
    T_CLOSE_SQUARE_BRACKET,
    T_VARIABLE,
    T_STRING,
  ));

  // Check plus / minus value assignments or comparisons.
  if ($tokens[$stackPtr]['code'] === T_MINUS || $tokens[$stackPtr]['code'] === T_PLUS) {
    if ($operatorSuffixAllowed === false && $tokens[$stackPtr + 1]['code'] === T_WHITESPACE) {
      $error = 'A unary operator statement must not be followed by a space';
      $phpcsFile
        ->addError($error, $stackPtr);
    }
  }
}