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fix: const call bug

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This commit is contained in:
Shunsuke Shibayama 2023-12-30 21:53:38 +09:00
parent 477778c9fe
commit 2ddff1512f
6 changed files with 35 additions and 13 deletions
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30
crates/erg_compiler/context/eval.rs
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@ -1925,11 +1925,20 @@ impl Context {
self.convert_tp_into_type(t)
}
// TyParam(Ts: Array(Type)) -> Type(Ts: Array(Type))
TyParam::FreeVar(fv) if fv.get_type().is_some() => Ok(named_free_var(
fv.unbound_name().unwrap(),
fv.level().unwrap(),
fv.constraint().unwrap(),
)),
// TyParam(?S(: Str)) -> Err(...),
// TyParam(?D(: GenericDict)) -> Ok(?D(: GenericDict)),
// FIXME: GenericDict
TyParam::FreeVar(fv)
if fv.get_type().is_some_and(|t| {
self.subtype_of(&t, &Type::Type) || &t.qual_name() == "GenericDict"
}) =>
{
Ok(named_free_var(
fv.unbound_name().unwrap(),
fv.level().unwrap(),
fv.constraint().unwrap(),
))
}
TyParam::Type(t) => Ok(t.as_ref().clone()),
TyParam::Mono(name) => Ok(Type::Mono(name)),
TyParam::App { name, args } => Ok(Type::Poly { name, params: args }),
@ -2599,7 +2608,16 @@ impl Context {
TyParam::App { ref name, ref args } => self
.rec_get_const_obj(name)
.and_then(|v| {
let ty = self.convert_value_into_type(v.clone()).ok()?;
let ty = match self.convert_value_into_type(v.clone()) {
Ok(ty) => ty,
Err(ValueObj::Subr(subr)) => {
// REVIEW: evaluation of polymorphic types
return subr.sig_t().return_t().cloned();
}
Err(_) => {
return None;
}
};
let instance = self
.instantiate_def_type(&ty)
.map_err(|err| {