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Merge pull request #4209 from roc-lang/impl-tag-discriminant

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Derive `Hash` implementations for tag unions
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Ayaz 2022-10-10 22:23:05 -05:00 • committed by GitHub
commit 83b64c4fb3
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13 changed files with 844 additions and 106 deletions
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3
crates/compiler/solve/src/specialize.rs
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@ -655,7 +655,7 @@ fn make_specialization_decision<P: Phase>(
})
}
}
Structure(_) | Alias(_, _, _, _) => {
Structure(_) | Alias(_, _, _, _) | RecursionVar { .. } => {
let builtin = match ability_member.try_into() {
Ok(builtin) => builtin,
Err(_) => return SpecializeDecision::Drop,
@ -691,7 +691,6 @@ fn make_specialization_decision<P: Phase>(
| RigidAbleVar(..)
| FlexVar(..)
| RigidVar(..)
| RecursionVar { .. }
| LambdaSet(..)
| RangedNumber(..) => {
internal_error!("unexpected")