/**
* Quotes symbols to strings.
* @return MacroTokens
*/
public function quoteFilter(MacroTokens $tokens)
{
$res = new MacroTokens();
while ($tokens->nextToken()) {
$res->append($tokens->isCurrent(MacroTokens::T_SYMBOL) && (!$tokens->isPrev() || $tokens->isPrev(',', '(', '[', '=>', ':', '?', '.', '<', '>', '<=', '>=', '===', '!==', '==', '!=', '<>', '&&', '||', '=', 'and', 'or', 'xor', '??')) && (!$tokens->isNext() || $tokens->isNext(',', ';', ')', ']', '=>', ':', '?', '.', '<', '>', '<=', '>=', '===', '!==', '==', '!=', '<>', '&&', '||', 'and', 'or', 'xor', '??')) ? "'" . $tokens->currentValue() . "'" : $tokens->currentToken());
}
return $res;
}
/**
* Syntax $entry in [item1, item2].
* @return MacroTokens
*/
public function inOperatorPass(MacroTokens $tokens)
{
while ($tokens->nextToken()) {
if ($tokens->isCurrent($tokens::T_VARIABLE)) {
$start = $tokens->position;
$depth = $tokens->depth;
$expr = $arr = [];
$expr[] = $tokens->currentToken();
while ($tokens->isNext($tokens::T_VARIABLE, $tokens::T_SYMBOL, $tokens::T_NUMBER, $tokens::T_STRING, '[', ']', '(', ')', '->') && !$tokens->isNext('in')) {
$expr[] = $tokens->nextToken();
}
if ($depth === $tokens->depth && $tokens->nextValue('in') && ($arr[] = $tokens->nextToken('['))) {
while ($tokens->isNext()) {
$arr[] = $tokens->nextToken();
if ($tokens->isCurrent(']') && $tokens->depth === $depth) {
$new = array_merge($tokens->parse('in_array('), $expr, $tokens->parse(', '), $arr, $tokens->parse(', TRUE)'));
array_splice($tokens->tokens, $start, $tokens->position - $start + 1, $new);
$tokens->position = $start + count($new) - 1;
continue 2;
}
}
}
$tokens->position = $start;
}
}
return $tokens->reset();
}
