protected function pMatchArm(Node\MatchArm $node) : string { $result = ''; if ($node->conds) { for ($i = 0, $c = \count($node->conds); $i + 1 < $c; $i++) { $result .= $this->p($node->conds[$i]) . ', '; } $result .= $this->pKey($node->conds[$i]); } else { $result = 'default => '; } return $result . $this->p($node->body); }