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Merge remote-tracking branch 'origin/hm-inference_anto' into hm-inference

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This commit is contained in:
pca006132 2021-08-19 11:32:04 +08:00
commit 9a07ef3301
1 changed files with 17 additions and 16 deletions
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33
nac3core/src/typecheck/magic_methods.rs
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@ -66,26 +66,32 @@ pub fn comparison_name(op: &Cmpop) -> Option<&'static str> {
pub fn impl_binop(
unifier: &mut Unifier,
_store: &PrimitiveStore,
store: &PrimitiveStore,
ty: Type,
other_ty: &[Type],
ret_ty: Type,
ops: &[ast::Operator],
) {
if let TypeEnum::TObj { fields, .. } = unifier.get_ty(ty).borrow() {
let (other_ty, other_var_id) = if other_ty.len() == 1 {
(other_ty[0], None)
} else {
let (ty, var_id) = unifier.get_fresh_var_with_range(other_ty);
(ty, Some(var_id))
};
let function_vars = if let Some(var_id) = other_var_id {
vec![(var_id, other_ty)].into_iter().collect::<HashMap<_, _>>()
} else {
HashMap::new()
};
for op in ops {
fields.borrow_mut().insert(binop_name(op).into(), {
let other = if other_ty.len() == 1 {
other_ty[0]
} else {
unifier.get_fresh_var_with_range(other_ty).0
};
unifier.add_ty(TypeEnum::TFunc(
FunSignature {
ret: ret_ty,
vars: HashMap::new(),
vars: function_vars.clone(),
args: vec![FuncArg {
ty: other,
ty: other_ty,
default_value: None,
name: "other".into(),
}],
@ -95,17 +101,12 @@ pub fn impl_binop(
});
fields.borrow_mut().insert(binop_assign_name(op).into(), {
let other = if other_ty.len() == 1 {
other_ty[0]
} else {
unifier.get_fresh_var_with_range(other_ty).0
};
unifier.add_ty(TypeEnum::TFunc(
FunSignature {
ret: ret_ty,
vars: HashMap::new(),
ret: store.none,
vars: function_vars.clone(),
args: vec![FuncArg {
ty: other,
ty: other_ty,
default_value: None,
name: "other".into(),
}],