private function findStart(Tokens $tokens, $index)
{
do {
$index = $tokens->getPrevMeaningfulToken($index);
$token = $tokens[$index];
$blockType = $tokens->detectBlockType($token);
if (null !== $blockType && !$blockType['isStart']) {
$index = $tokens->findBlockEnd($blockType['type'], $index, false);
$token = $tokens[$index];
}
} while (!$token->equalsAny(array('$', array(T_VARIABLE))));
$prevIndex = $tokens->getPrevMeaningfulToken($index);
$prevToken = $tokens[$prevIndex];
if ($prevToken->equals('$')) {
$index = $prevIndex;
$prevIndex = $tokens->getPrevMeaningfulToken($index);
$prevToken = $tokens[$prevIndex];
}
if ($prevToken->isGivenKind(T_OBJECT_OPERATOR)) {
return $this->findStart($tokens, $prevIndex);
}
if ($prevToken->isGivenKind(T_PAAMAYIM_NEKUDOTAYIM)) {
$prevPrevIndex = $tokens->getPrevMeaningfulToken($prevIndex);
if (!$tokens[$prevPrevIndex]->isGivenKind(T_STRING)) {
return $this->findStart($tokens, $prevIndex);
}
$index = $tokens->getTokenNotOfKindSibling($prevIndex, -1, array(array(T_NS_SEPARATOR), array(T_STRING)));
$index = $tokens->getNextMeaningfulToken($index);
}
return $index;
}
/**
* {@inheritdoc}
*/
public function fix(\SplFileInfo $file, Tokens $tokens)
{
foreach ($tokens as $index => $token) {
if (!$token->isGivenKind(T_ECHO)) {
continue;
}
$nextTokenIndex = $tokens->getNextMeaningfulToken($index);
$endTokenIndex = $tokens->getNextTokenOfKind($index, array(';', array(T_CLOSE_TAG)));
$canBeConverted = true;
for ($i = $nextTokenIndex; $i < $endTokenIndex; ++$i) {
if ($tokens[$i]->equalsAny(array('(', array(CT_ARRAY_SQUARE_BRACE_OPEN)))) {
$blockType = $tokens->detectBlockType($tokens[$i]);
$i = $tokens->findBlockEnd($blockType['type'], $i);
}
if ($tokens[$i]->equals(',')) {
$canBeConverted = false;
break;
}
}
if (false === $canBeConverted) {
continue;
}
$tokens->overrideAt($index, array(T_PRINT, 'print'));
}
}
/**
* Inject into the text placeholders of candidates of vertical alignment.
*
* @param Tokens $tokens
* @param int $startAt
* @param int $endAt
*
* @return array($code, $context_counter)
*/
private function injectAlignmentPlaceholders(Tokens $tokens, $startAt, $endAt)
{
for ($index = $startAt; $index < $endAt; ++$index) {
$token = $tokens[$index];
if ($token->isGivenKind(array(T_FOREACH, T_FOR, T_WHILE, T_IF, T_SWITCH))) {
$index = $tokens->getNextMeaningfulToken($index);
$index = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $index);
continue;
}
if ($token->isGivenKind(T_ARRAY)) {
// don't use "$tokens->isArray()" here, short arrays are handled in the next case
$from = $tokens->getNextMeaningfulToken($index);
$until = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_PARENTHESIS_BRACE, $from);
$index = $until;
$this->injectArrayAlignmentPlaceholders($tokens, $from, $until);
continue;
}
if ($token->isGivenKind(CT_ARRAY_SQUARE_BRACE_OPEN)) {
$prevToken = $tokens[$tokens->getPrevMeaningfulToken($index)];
if ($prevToken->isGivenKind(array(T_STRING, T_VARIABLE))) {
continue;
}
$from = $index;
$until = $tokens->findBlockEnd(Tokens::BLOCK_TYPE_ARRAY_SQUARE_BRACE, $from);
$index = $until;
$this->injectArrayAlignmentPlaceholders($tokens, $from + 1, $until - 1);
continue;
}
if ($token->isGivenKind(T_DOUBLE_ARROW)) {
$tokenContent = sprintf(self::ALIGNABLE_PLACEHOLDER, $this->currentLevel) . $token->getContent();
$nextToken = $tokens[$index + 1];
if (!$nextToken->isWhitespace()) {
$tokenContent .= ' ';
} elseif ($nextToken->isWhitespace(" \t")) {
$nextToken->setContent(' ');
}
$token->setContent($tokenContent);
continue;
}
if ($token->equals(';')) {
++$this->deepestLevel;
++$this->currentLevel;
continue;
}
if ($token->equals(',')) {
for ($i = $index; $i < $endAt - 1; ++$i) {
if (false !== strpos($tokens[$i - 1]->getContent(), "\n")) {
break;
}
if ($tokens[$i + 1]->isGivenKind(array(T_ARRAY, CT_ARRAY_SQUARE_BRACE_OPEN))) {
$arrayStartIndex = $tokens[$i + 1]->isGivenKind(T_ARRAY) ? $tokens->getNextMeaningfulToken($i + 1) : $i + 1;
$blockType = Tokens::detectBlockType($tokens[$arrayStartIndex]);
$arrayEndIndex = $tokens->findBlockEnd($blockType['type'], $arrayStartIndex);
if ($tokens->isPartialCodeMultiline($arrayStartIndex, $arrayEndIndex)) {
break;
}
}
++$index;
}
}
}
}
