public function fix(\SplFileInfo $file, Tokens $tokens)
{
$currIndex = 0;
while (null !== $currIndex) {
$boundaries = $this->find('dirname', $tokens, $currIndex, $tokens->count() - 1);
if (null === $boundaries) {
return;
}
list($functionNameIndex, $openParenthesis, $closeParenthesis) = $boundaries;
// analysing cursor shift, so nested expressions kept processed
$currIndex = $openParenthesis;
/* ensure __FILE__ is in between (...) */
$fileCandidateRightIndex = $tokens->getPrevMeaningfulToken($closeParenthesis);
$fileCandidateRight = $tokens[$fileCandidateRightIndex];
$fileCandidateLeftIndex = $tokens->getNextMeaningfulToken($openParenthesis);
$fileCandidateLeft = $tokens[$fileCandidateLeftIndex];
if (!$fileCandidateRight->isGivenKind(array(T_FILE)) || !$fileCandidateLeft->isGivenKind(array(T_FILE))) {
continue;
}
// get rid of root namespace when it used
$namespaceCandidateIndex = $tokens->getPrevMeaningfulToken($functionNameIndex);
$namespaceCandidate = $tokens[$namespaceCandidateIndex];
if ($namespaceCandidate->isGivenKind(T_NS_SEPARATOR)) {
$tokens->removeTrailingWhitespace($namespaceCandidateIndex);
$namespaceCandidate->clear();
}
// closing parenthesis removed with leading spaces
$tokens->removeLeadingWhitespace($closeParenthesis);
$tokens[$closeParenthesis]->clear();
// opening parenthesis removed with trailing and leading spaces
$tokens->removeLeadingWhitespace($openParenthesis);
$tokens->removeTrailingWhitespace($openParenthesis);
$tokens[$openParenthesis]->clear();
// replace constant and remove function name
$tokens->overrideAt($fileCandidateLeftIndex, new Token(array(T_DIR, '__DIR__')));
$tokens[$functionNameIndex]->clear();
}
}
