/**
* Initializes the token map.
*
* The token map maps the PHP internal token identifiers
* to the identifiers used by the Parser. Additionally it
* maps T_OPEN_TAG_WITH_ECHO to T_ECHO and T_CLOSE_TAG to ';'.
*/
protected static function initTokenMap()
{
if (!self::$tokenMap) {
self::$tokenMap = array();
// 256 is the minimum possible token number, as everything below
// it is an ASCII value
for ($i = 256; $i < 1000; ++$i) {
// T_DOUBLE_COLON is equivalent to T_PAAMAYIM_NEKUDOTAYIM
if (T_DOUBLE_COLON === $i) {
self::$tokenMap[$i] = PHPParser_Parser::T_PAAMAYIM_NEKUDOTAYIM;
// T_OPEN_TAG_WITH_ECHO with dropped T_OPEN_TAG results in T_ECHO
} elseif (T_OPEN_TAG_WITH_ECHO === $i) {
self::$tokenMap[$i] = PHPParser_Parser::T_ECHO;
// T_CLOSE_TAG is equivalent to ';'
} elseif (T_CLOSE_TAG === $i) {
self::$tokenMap[$i] = ord(';');
// and the others can be mapped directly
} elseif ('UNKNOWN' !== ($name = token_name($i)) && defined($name = 'PHPParser_Parser::' . $name)) {
self::$tokenMap[$i] = constant($name);
}
}
}
}
