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Auto merge of #134703 - poliorcetics:ab/push-ovsylkzsoxku, r=GuillaumeGomez

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nits: Cleanup of `librustdoc::clean::Cfg::simplify_with`

r? `@GuillaumeGomez`
This commit is contained in:
bors 2024-12-25 16:56:32 +00:00
commit 7c002ff9a7
1 changed files with 10 additions and 12 deletions
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22
src/librustdoc/clean/cfg.rs
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@ -226,30 +226,28 @@ impl Cfg {
/// `Cfg`.
///
/// See `tests::test_simplify_with` for examples.
pub(crate) fn simplify_with(&self, assume: &Cfg) -> Option<Cfg> {
pub(crate) fn simplify_with(&self, assume: &Self) -> Option<Self> {
if self == assume {
return None;
}
if let Cfg::All(a) = self {
None
} else if let Cfg::All(a) = self {
let mut sub_cfgs: Vec<Cfg> = if let Cfg::All(b) = assume {
a.iter().filter(|a| !b.contains(a)).cloned().collect()
} else {
a.iter().filter(|&a| a != assume).cloned().collect()
};
let len = sub_cfgs.len();
return match len {
match len {
0 => None,
1 => sub_cfgs.pop(),
_ => Some(Cfg::All(sub_cfgs)),
};
} else if let Cfg::All(b) = assume {
if b.contains(self) {
return None;
}
} else if let Cfg::All(b) = assume
&& b.contains(self)
{
None
} else {
Some(self.clone())
}
Some(self.clone())
}
}