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Fix unifying pure with flex vars

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Agus Zubiaga 2024-10-22 00:07:45 -03:00
parent 6533e9084d
commit 89a918cebe
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12 changed files with 230 additions and 154 deletions
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crates/compiler/unify/src/unify.rs
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@ -1149,9 +1149,8 @@ fn unify_erased_lambda<M: MetaCollector>(
#[must_use]
fn unify_pure<M: MetaCollector>(env: &mut Env, ctx: &Context, other: &Content) -> Outcome<M> {
match other {
Pure => merge(env, ctx, Pure),
Pure | FlexVar(_) => merge(env, ctx, Pure),
Effectful => merge(env, ctx, Effectful),
FlexVar(_) => merge(env, ctx, *other),
RigidVar(_)
| FlexAbleVar(_, _)
| RigidAbleVar(_, _)