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Avoid cloning requirement for unchanged markers (#6116)

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## Summary

Small optimization.
This commit is contained in:
Charlie Marsh 2024-08-15 11:58:20 -04:00 • committed by GitHub
parent 984346f669
commit 4d13b525ef
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1 changed files with 22 additions and 14 deletions
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36
crates/uv-resolver/src/resolver/mod.rs
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@ -1524,13 +1524,17 @@ impl<InstalledPackages: InstalledPackagesProvider> ResolverState<InstalledPackag
return None;
}
Cow::Owned(Requirement {
name: requirement.name.clone(),
extras: requirement.extras.clone(),
source: requirement.source.clone(),
origin: requirement.origin.clone(),
marker
})
if marker == requirement.marker {
requirement
} else {
Cow::Owned(Requirement {
name: requirement.name.clone(),
extras: requirement.extras.clone(),
source: requirement.source.clone(),
origin: requirement.origin.clone(),
marker
})
}
} else {
requirement
};
@ -1591,13 +1595,17 @@ impl<InstalledPackages: InstalledPackagesProvider> ResolverState<InstalledPackag
return None;
}
Cow::Owned(Requirement {
name: constraint.name.clone(),
extras: constraint.extras.clone(),
source: constraint.source.clone(),
origin: constraint.origin.clone(),
marker
})
if marker == constraint.marker {
Cow::Borrowed(constraint)
} else {
Cow::Owned(Requirement {
name: constraint.name.clone(),
extras: constraint.extras.clone(),
source: constraint.source.clone(),
origin: constraint.origin.clone(),
marker
})
}
} else {
// Additionally, if the requirement is `requests ; sys_platform == 'darwin'`
// and the constraint is `requests ; python_version == '3.6'`, the