{"ast_node_type":"other","tokens":[{"end":56,"kind":"keyword","start":0,"text":"Ty::from_rigid_kind(RigidTy::Closure(def,"}]}
        Ty::from_rigid_kind(RigidTy::Closure(def, args))
    pub fn new_closure(def: ClosureDef, args: GenericArgs) -> Ty {
    }