{"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"ast::Expr::WhileExpr(e)"}]}
            ast::Expr::WhileExpr(e) => self.collect_while_loop(syntax_ptr, e),
            }
            ast::Expr::ForExpr(e) => self.collect_for_loop(syntax_ptr, e),