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use modify over getting a mutable reference

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Folkert 2022-05-20 21:01:50 +02:00
parent 8a361bb68a
commit 4489a308e4
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4 changed files with 27 additions and 27 deletions
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28
compiler/solve/src/solve.rs
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@ -2999,13 +2999,13 @@ fn instantiate_rigids_help(subs: &mut Subs, max_rank: Rank, initial: Variable) {
// we have tracked all visited variables, and can now traverse them
// in one go (without looking at the UnificationTable) and clear the copy field
for var in visited {
let descriptor = subs.get_ref_mut(var);
if descriptor.copy.is_some() {
descriptor.rank = Rank::NONE;
descriptor.mark = Mark::NONE;
descriptor.copy = OptVariable::NONE;
}
subs.modify(var, |descriptor| {
if descriptor.copy.is_some() {
descriptor.rank = Rank::NONE;
descriptor.mark = Mark::NONE;
descriptor.copy = OptVariable::NONE;
}
});
}
}
@ -3023,13 +3023,13 @@ fn deep_copy_var_in(
// we have tracked all visited variables, and can now traverse them
// in one go (without looking at the UnificationTable) and clear the copy field
for var in visited {
let descriptor = subs.get_ref_mut(var);
if descriptor.copy.is_some() {
descriptor.rank = Rank::NONE;
descriptor.mark = Mark::NONE;
descriptor.copy = OptVariable::NONE;
}
subs.modify(var, |descriptor| {
if descriptor.copy.is_some() {
descriptor.rank = Rank::NONE;
descriptor.mark = Mark::NONE;
descriptor.copy = OptVariable::NONE;
}
});
}
copy