protected function pStmt_Interface(Stmt\Interface_ $node) : string { return $this->pAttrGroups($node->attrGroups) . 'interface ' . $node->name . (!empty($node->extends) ? ' extends ' . $this->pCommaSeparated($node->extends) : '') . $this->nl . '{' . $this->pStmts($node->stmts) . $this->nl . '}'; }