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fix: overload resolution bug

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This commit is contained in:
Shunsuke Shibayama 2024-02-09 14:33:58 +09:00
parent 66352ddd3a
commit 21d5f22ca8
5 changed files with 30 additions and 1 deletions
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10
crates/erg_compiler/context/inquire.rs
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@ -1126,7 +1126,15 @@ impl Context {
_ => {}
}
if self.subtype_of(ty, &input_t) {
return Ok(ty.clone());
if let Ok(instance) = self.instantiate(ty.clone(), obj) {
let subst = self
.substitute_call(obj, &None, &instance, pos_args, kw_args, self)
.is_ok();
let eval = self.eval_t_params(instance, self.level, obj).is_ok();
if subst && eval {
return Ok(ty.clone());
}
}
}
}
let Type::Subr(subr_t) = input_t else {