/**
* {@inheritdoc}
*/
public function fix(\SplFileInfo $file, Tokens $tokens)
{
for ($index = $tokens->count() - 1; $index >= 0; --$index) {
$token = $tokens[$index];
if (!$token->isGivenKind(T_FUNCTION)) {
continue;
}
$startParenthesisIndex = $tokens->getNextTokenOfKind($index, array('('));
$endParenthesisIndex = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $startParenthesisIndex);
for ($iter = $endParenthesisIndex - 1; $iter > $startParenthesisIndex; --$iter) {
if (!$tokens[$iter]->isGivenKind(T_VARIABLE)) {
continue;
}
// skip ... before $variable for variadic parameter
if (defined('T_ELLIPSIS')) {
$prevNonWhitespaceIndex = $tokens->getPrevNonWhitespace($iter);
if ($tokens[$prevNonWhitespaceIndex]->isGivenKind(T_ELLIPSIS)) {
$iter = $prevNonWhitespaceIndex;
}
}
// skip & before $variable for parameter passed by reference
$prevNonWhitespaceIndex = $tokens->getPrevNonWhitespace($iter);
if ($tokens[$prevNonWhitespaceIndex]->equals('&')) {
$iter = $prevNonWhitespaceIndex;
}
if (!$tokens[$iter - 1]->equalsAny(array(array(T_WHITESPACE), array(T_COMMENT), array(T_DOC_COMMENT), '(', ','))) {
$tokens->insertAt($iter, new Token(array(T_WHITESPACE, ' ')));
}
}
}
}