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feat: const classof func

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This commit is contained in:
Shunsuke Shibayama 2024-08-15 11:15:22 +09:00
parent 0a040f1afd
commit 2ff3194d69
5 changed files with 86 additions and 15 deletions
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19
crates/erg_compiler/context/instantiate_spec.rs
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@ -975,6 +975,25 @@ impl Context {
Err((Type::NamedTuple(ts), errs))
}
}
"classof" => {
let Some(arg) = args.pos_args().next() else {
return Err((
Failure,
TyCheckErrors::from(TyCheckError::args_missing_error(
self.cfg.input.clone(),
line!() as usize,
args.loc(),
"classof",
self.caused_by(),
vec![Str::from("obj")],
)),
));
};
let tp = self
.instantiate_const_expr(&arg.expr, None, tmp_tv_cache, not_found_is_qvar)
.map_err(|(_, errs)| (Type::Failure, errs))?;
self.get_tp_t(&tp).map_err(|errs| (Type::Failure, errs))
}
other => {
let Some(ctx) = self.get_type_ctx(other).or_else(|| {
self.consts