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Mylloon 2023-12-06 18:06:52 +01:00
parent 8b3a34ba2d
commit 1f1e58f84f
Signed by: Anri
GPG key ID: A82D63DFF8D1317F
1 changed files with 52 additions and 50 deletions
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32
flap/src/hopix/hopixTypechecker.ml
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@ -214,7 +214,6 @@ and pattern_tagval
-> HopixTypes.aty * HopixTypes.typing_environment -> HopixTypes.aty * HopixTypes.typing_environment
= =
fun tenv cons tlist plist -> fun tenv cons tlist plist ->
let cons_scheme = let cons_scheme =
try HopixTypes.lookup_type_scheme_of_constructor cons.position cons.value tenv with try HopixTypes.lookup_type_scheme_of_constructor cons.position cons.value tenv with
| HopixTypes.Unbound (pos, Constructor (KId c)) -> | HopixTypes.Unbound (pos, Constructor (KId c)) ->
@ -233,8 +232,7 @@ and pattern_tagval
invalid_instantiation cons.position expected given invalid_instantiation cons.position expected given
in in
let p_args, tenv = synth_list_pattern tenv plist in let p_args, tenv = synth_list_pattern tenv plist in
( ( (let expected_args, result =
let expected_args, result =
HopixTypes.destruct_function_type_maximally cons.position tcons HopixTypes.destruct_function_type_maximally cons.position tcons
in in
(try (try
@ -249,8 +247,8 @@ and pattern_tagval
cons.position cons.position
~expected:result ~expected:result
~given:(HopixTypes.ATyArrow (result, result))); ~given:(HopixTypes.ATyArrow (result, result)));
result result)
),tenv , tenv )
and synth_list_pattern tenv = function and synth_list_pattern tenv = function
| [] -> [], tenv | [] -> [], tenv
@ -268,10 +266,12 @@ and pattern_record
fun tenv plist tlist -> fun tenv plist tlist ->
let label = fst (List.hd plist) in let label = fst (List.hd plist) in
let type_cons, _, labels = let type_cons, _, labels =
let LId label_name = label.value in let (LId label_name) = label.value in
try HopixTypes.lookup_type_constructor_of_label label.position label.value tenv with try HopixTypes.lookup_type_constructor_of_label label.position label.value tenv with
| HopixTypes.Unbound (pos, Label (LId i)) -> | HopixTypes.Unbound (pos, Label (LId i)) ->
HopixTypes.type_error pos (Printf.sprintf "There is no type definition for label `%s'." label_name ) HopixTypes.type_error
pos
(Printf.sprintf "There is no type definition for label `%s'." label_name)
in in
let tlist' = let tlist' =
match tlist with match tlist with
@ -279,8 +279,8 @@ and pattern_record
| None -> HopixTypes.type_error label.position "No types found." | None -> HopixTypes.type_error label.position "No types found."
in in
let tenv = let tenv =
List.fold_left ( List.fold_left
fun tenv (Position.{ position = label_pos; value = label_val }, pat) -> (fun tenv (Position.{ position = label_pos; value = label_val }, pat) ->
let label_scheme = let label_scheme =
try HopixTypes.lookup_type_scheme_of_label label_pos label_val tenv with try HopixTypes.lookup_type_scheme_of_label label_pos label_val tenv with
| HopixTypes.Unbound (pos, Label (LId i)) -> | HopixTypes.Unbound (pos, Label (LId i)) ->
@ -291,15 +291,17 @@ and pattern_record
| HopixTypes.InvalidInstantiation { expected; given } -> | HopixTypes.InvalidInstantiation { expected; given } ->
invalid_instantiation (Position.position pat) expected given invalid_instantiation (Position.position pat) expected given
in in
let _,expected = HopixTypes.destruct_function_type label_pos instance_type_scheme in let _, expected =
let (given,tenv) = synth_pattern tenv pat in HopixTypes.destruct_function_type label_pos instance_type_scheme
check_equal_types label_pos ~expected ~given; tenv in
) tenv plist; let given, tenv = synth_pattern tenv pat in
check_equal_types label_pos ~expected ~given;
tenv)
tenv
plist
in in
ATyCon (type_cons, tlist'), tenv ATyCon (type_cons, tlist'), tenv
and synth_variable and synth_variable
: HopixTypes.typing_environment -> identifier Position.located : HopixTypes.typing_environment -> identifier Position.located
-> ty Position.located list option -> HopixTypes.aty -> ty Position.located list option -> HopixTypes.aty