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Merge pull request #5179 from roc-lang/i5143-tuple-abilities

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Implement ability obligation checking and derivation for tuples
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Ayaz 2023-03-25 15:51:39 -05:00 • committed by GitHub
commit 61dd5cc8c7
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36 changed files with 4225 additions and 2296 deletions
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36
crates/compiler/solve/src/ability.rs
View file

@ -881,6 +881,15 @@ impl DerivableVisitor for DeriveEncoding {
Ok(Descend(true))
}
#[inline(always)]
fn visit_tuple(
_subs: &Subs,
_var: Variable,
_elems: TupleElems,
) -> Result<Descend, NotDerivable> {
Ok(Descend(true))
}
#[inline(always)]
fn visit_tag_union(_var: Variable) -> Result<Descend, NotDerivable> {
Ok(Descend(true))
@ -988,6 +997,15 @@ impl DerivableVisitor for DeriveDecoding {
Ok(Descend(true))
}
#[inline(always)]
fn visit_tuple(
_subs: &Subs,
_var: Variable,
_elems: TupleElems,
) -> Result<Descend, NotDerivable> {
Ok(Descend(true))
}
#[inline(always)]
fn visit_tag_union(_var: Variable) -> Result<Descend, NotDerivable> {
Ok(Descend(true))
@ -1094,6 +1112,15 @@ impl DerivableVisitor for DeriveHash {
Ok(Descend(true))
}
#[inline(always)]
fn visit_tuple(
_subs: &Subs,
_var: Variable,
_elems: TupleElems,
) -> Result<Descend, NotDerivable> {
Ok(Descend(true))
}
#[inline(always)]
fn visit_tag_union(_var: Variable) -> Result<Descend, NotDerivable> {
Ok(Descend(true))
@ -1200,6 +1227,15 @@ impl DerivableVisitor for DeriveEq {
Ok(Descend(true))
}
#[inline(always)]
fn visit_tuple(
_subs: &Subs,
_var: Variable,
_elems: TupleElems,
) -> Result<Descend, NotDerivable> {
Ok(Descend(true))
}
#[inline(always)]
fn visit_tag_union(_var: Variable) -> Result<Descend, NotDerivable> {
Ok(Descend(true))

2
crates/compiler/solve/src/specialize.rs
View file

@ -748,7 +748,7 @@ fn get_specialization_lambda_set_ambient_function<P: Phase>(
let specialized_lambda_set = *specialization
.specialization_lambda_sets
.get(&lset_region)
.expect("lambda set region not resolved");
.unwrap_or_else(|| panic!("lambda set region not resolved: {:?}", (spec_symbol, specialization)));
Ok(specialized_lambda_set)
}
MemberImpl::Error => todo_abilities!(),