private function Arrayx()
{
$array = $values = array();
$this->match(DocLexer::T_OPEN_CURLY_BRACES);
// If the array is empty, stop parsing and return.
if ($this->lexer->isNextToken(DocLexer::T_CLOSE_CURLY_BRACES)) {
$this->match(DocLexer::T_CLOSE_CURLY_BRACES);
return $array;
}
$values[] = $this->ArrayEntry();
while ($this->lexer->isNextToken(DocLexer::T_COMMA)) {
$this->match(DocLexer::T_COMMA);
// optional trailing comma
if ($this->lexer->isNextToken(DocLexer::T_CLOSE_CURLY_BRACES)) {
break;
}
$values[] = $this->ArrayEntry();
}
$this->match(DocLexer::T_CLOSE_CURLY_BRACES);
foreach ($values as $value) {
list($key, $val) = $value;
if ($key !== null) {
$array[$key] = $val;
} else {
$array[] = $val;
}
}
return $array;
}