123      * @param int $position
129       $expectedTokens, int $position = 0, bool $allowEndOfTokens = FALSE  argument
133         return $this->lookahead(array($expectedTokens), $position, $allowEndOfTokens);
138       if ($allowEndOfTokens === TRUE && (!isset($this->_tokens[$position]))) {
143         if ($this->matchToken($position, $token)) {
144           return $this->_tokens[$position];
149       throw $this->handleMismatch($expectedTokens, $position);
156      * @param int $position
159     protected function endOfTokens(int $position = 0): bool {  argument
160       return (count($this->_tokens) <= $position);
191       $position = 0;
193       while (count($this->_tokens) > $position) {
195           if ($found = $this->matchToken($position, $token)) {
196             ++$position;
206       if ($position > 0) {
207         array_splice($this->_tokens, 0, $position);
237      * @param int $position
241     protected function matchToken(int $position, int $type): bool {  argument
242       if (!isset($this->_tokens[$position])) {
251       return ($this->_tokens[$position]->type === $type);
258      * @param int $position
261     private function handleMismatch($expectedTokens, $position = 0) {  argument
263       if (!isset($this->_tokens[$position])) {
268       return new Exception\TokenMismatchException($this->_tokens[$position], $expectedTokens);