Lines Matching refs:tree

18     public function walk(ParseTreeListener $listener, ParseTree $tree) : void
20         if ($tree instanceof ErrorNode) {
21             $listener->visitErrorNode($tree);
26         if ($tree instanceof TerminalNode) {
27             $listener->visitTerminal($tree);
32         if (!$tree instanceof RuleNode) {
33             throw new \RuntimeException('Unexpected tree type.');
36         $this->enterRule($listener, $tree);
38         $count = $tree->getChildCount();
41             $child = $tree->getChild($i);
48         $this->exitRule($listener, $tree);