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Add mutual PartialEq and PartialCmp impls for OsStr, OsString

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This commit is contained in:
Gleb Kozyrev 2016-02-18 16:03:42 +02:00
parent b54770c245
commit 9fb4fcac82
1 changed files with 38 additions and 0 deletions
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38
src/libstd/ffi/os_str.rs
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@ -343,6 +343,44 @@ impl Ord for OsStr {
fn cmp(&self, other: &OsStr) -> cmp::Ordering { self.bytes().cmp(other.bytes()) }
}
macro_rules! impl_cmp {
($lhs:ty, $rhs: ty) => {
#[stable(feature = "cmp_os_str", since = "1.8.0")]
impl<'a, 'b> PartialEq<$rhs> for $lhs {
#[inline]
fn eq(&self, other: &$rhs) -> bool { <OsStr as PartialEq>::eq(self, other) }
}
#[stable(feature = "cmp_os_str", since = "1.8.0")]
impl<'a, 'b> PartialEq<$lhs> for $rhs {
#[inline]
fn eq(&self, other: &$lhs) -> bool { <OsStr as PartialEq>::eq(self, other) }
}
#[stable(feature = "cmp_os_str", since = "1.8.0")]
impl<'a, 'b> PartialOrd<$rhs> for $lhs {
#[inline]
fn partial_cmp(&self, other: &$rhs) -> Option<cmp::Ordering> {
<OsStr as PartialOrd>::partial_cmp(self, other)
}
}
#[stable(feature = "cmp_os_str", since = "1.8.0")]
impl<'a, 'b> PartialOrd<$lhs> for $rhs {
#[inline]
fn partial_cmp(&self, other: &$lhs) -> Option<cmp::Ordering> {
<OsStr as PartialOrd>::partial_cmp(self, other)
}
}
}
}
impl_cmp!(OsString, OsStr);
impl_cmp!(OsString, &'a OsStr);
impl_cmp!(Cow<'a, OsStr>, OsStr);
impl_cmp!(Cow<'a, OsStr>, &'b OsStr);
impl_cmp!(Cow<'a, OsStr>, OsString);
#[stable(feature = "rust1", since = "1.0.0")]
impl Hash for OsStr {
#[inline]