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manual_map

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manual implementation of `Option::map`
This commit is contained in:
Chris Denton 2023-11-21 23:55:07 +00:00
parent 8c85c5b7f4
commit 4c084c576a
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1 changed files with 3 additions and 5 deletions
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8
library/std/src/sys/windows/path.rs
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@ -147,12 +147,10 @@ pub fn parse_prefix(path: &OsStr) -> Option<Prefix<'_>> {
None
}
}
} else if let Some(drive) = parse_drive(path) {
// C:
Some(Disk(drive))
} else {
// no prefix
None
// If it has a drive like `C:` then it's a disk.
// Otherwise there is no prefix.
parse_drive(path).map(Disk)
}
}