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repl: show error for partial application

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Folkert 2020-12-26 22:13:05 +01:00
parent ebe22c9903
commit a760a41e1f
2 changed files with 43 additions and 3 deletions
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26
compiler/load/src/file.rs
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@ -3548,9 +3548,29 @@ fn add_def_to_module<'a>(
// get specialized!
if is_exposed {
let annotation = def.expr_var;
let layout = layout_cache.from_var(mono_env.arena, annotation, mono_env.subs).unwrap_or_else(|err|
todo!("TODO gracefully handle the situation where we expose a function to the host which doesn't have a valid layout (e.g. maybe the function wasn't monomorphic): {:?}", err)
);
let layout = match layout_cache.from_var(
mono_env.arena,
annotation,
mono_env.subs,
) {
Ok(l) => l,
Err(LayoutProblem::Erroneous) => {
let message = "top level function has erroneous type";
procs.runtime_errors.insert(symbol, message);
return;
}
Err(LayoutProblem::UnresolvedTypeVar(v)) => {
let message = format!(
"top level function has unresolved type variable {:?}",
v
);
procs
.runtime_errors
.insert(symbol, mono_env.arena.alloc(message));
return;
}
};
procs.insert_exposed(
symbol,