/**
* ArrayEntry ::= Value | KeyValuePair
* KeyValuePair ::= Key "=" PlainValue
* Key ::= string | integer
*
* @return array
*/
private function ArrayEntry()
{
$peek = $this->lexer->glimpse();
if (DocLexer::T_EQUALS === $peek['type']) {
$this->match($this->lexer->isNextToken(DocLexer::T_INTEGER) ? DocLexer::T_INTEGER : DocLexer::T_STRING);
$key = $this->lexer->token['value'];
$this->match(DocLexer::T_EQUALS);
return array($key, $this->PlainValue());
}
return array(null, $this->Value());
}
/**
* ArrayEntry ::= Value | KeyValuePair
* KeyValuePair ::= Key ("=" | ":") PlainValue | Constant
* Key ::= string | integer | Constant
*
* @return array
*/
private function ArrayEntry()
{
$peek = $this->lexer->glimpse();
if (DocLexer::T_EQUALS === $peek['type'] || DocLexer::T_COLON === $peek['type']) {
if ($this->lexer->isNextToken(DocLexer::T_IDENTIFIER)) {
$key = $this->Constant();
} else {
$this->matchAny(array(DocLexer::T_INTEGER, DocLexer::T_STRING));
$key = $this->lexer->token['value'];
}
$this->matchAny(array(DocLexer::T_EQUALS, DocLexer::T_COLON));
return array($key, $this->PlainValue());
}
return array(null, $this->Value());
}
/**
* Array ::= "{" ArrayEntry {"," ArrayEntry}* [","] "}"
*
* @return array
*/
private function Arrayx()
{
$array = $values = array();
$this->match(DocLexer::T_OPEN_CURLY_BRACES);
$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;
}
