);
env
| A.FunDecs fundecs ->
- List.fold_left fundecs ~init:env ~f:(
- fun env (A.FunDec {name; params; result; body; pos=_}) ->
- let (env_for_body, formals_in_reverse_order) =
- List.fold_left params ~init:(env, []) ~f:(
- fun (env, formals) (A.Field {name; escape=_; typ; pos}) ->
- let ty = env_get_typ_actual ~env ~sym:typ ~pos in
- let env = Env.set_val env name (Value.Var {ty}) in
- (env, ty :: formals)
+ let env_with_fun_heads_only =
+ List.fold_left fundecs ~init:env ~f:(
+ fun env (A.FunDec {name; params; result; body=_; pos=_}) ->
+ let formals =
+ List.map params ~f:(
+ fun (A.Field {name=_; typ; pos; escape=_}) ->
+ env_get_typ_actual ~env ~sym:typ ~pos
+ )
+ in
+ let result =
+ match result with
+ | Some (s, p) -> env_get_typ_actual ~sym:s ~env ~pos:p
+ | None -> Type.Unit
+ in
+ Env.set_val env name (Value.Fun {formals; result})
+ )
+ in
+ List.iter fundecs ~f:(
+ fun (A.FunDec {name=_; params; result=_; body; pos=_}) ->
+ let env_with_fun_heads_and_local_vars =
+ List.fold_left params ~init:env_with_fun_heads_only ~f:(
+ fun env (A.Field {name=var_name; escape=_; typ; pos}) ->
+ let var_ty = env_get_typ_actual ~env ~sym:typ ~pos in
+ Env.set_val env var_name (Value.Var {ty = var_ty})
)
in
- (* ignore because we only care if an exception is raised *)
- ignore (transExp ~env:env_for_body body);
- let formals = List.rev formals_in_reverse_order in
- let result =
- match result with
- | None ->
- Type.Unit
- | Some (sym, pos) ->
- env_get_typ_actual ~sym ~env ~pos
- in
- Env.set_val env name (Value.Fun {formals; result})
- )
+ (* we only care if an exception is raised *)
+ ignore (transExp ~env:env_with_fun_heads_and_local_vars body);
+ );
+ env_with_fun_heads_only
)
and transTy ~(env : Env.t) (ty_exp : A.ty) : Type.t =
(match ty_exp with