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Merge pull request #3616 from rtfeldman/i3614

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Compile branches in the presence of degenerate patterns
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Folkert de Vries 2022-07-25 19:45:36 +02:00 • committed by GitHub
commit d212dffa1a
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14 changed files with 210 additions and 66 deletions
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7
crates/compiler/constrain/src/expr.rs
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@ -1837,14 +1837,15 @@ fn constrain_when_branch_help(
};
for (i, loc_pattern) in when_branch.patterns.iter().enumerate() {
let pattern_expected = pattern_expected(HumanIndex::zero_based(i), loc_pattern.region);
let pattern_expected =
pattern_expected(HumanIndex::zero_based(i), loc_pattern.pattern.region);
let mut partial_state = PatternState::default();
constrain_pattern(
constraints,
env,
&loc_pattern.value,
loc_pattern.region,
&loc_pattern.pattern.value,
loc_pattern.pattern.region,
pattern_expected,
&mut partial_state,
);