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libcollections: make EnumSet binops by value

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This commit is contained in:
Jorge Aparicio 2014-12-01 14:10:04 -05:00
parent 076e932fd5
commit baf79d4a11
1 changed files with 36 additions and 0 deletions
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36
src/libcollections/enum_set.rs
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@ -183,30 +183,66 @@ impl<E:CLike> EnumSet<E> {
}
}
// NOTE(stage0): Remove impl after a snapshot
#[cfg(stage0)]
impl<E:CLike> Sub<EnumSet<E>, EnumSet<E>> for EnumSet<E> {
fn sub(&self, e: &EnumSet<E>) -> EnumSet<E> {
EnumSet {bits: self.bits & !e.bits}
}
}
#[cfg(not(stage0))] // NOTE(stage0): Remove cfg after a snapshot
impl<E:CLike> Sub<EnumSet<E>, EnumSet<E>> for EnumSet<E> {
fn sub(self, e: EnumSet<E>) -> EnumSet<E> {
EnumSet {bits: self.bits & !e.bits}
}
}
// NOTE(stage0): Remove impl after a snapshot
#[cfg(stage0)]
impl<E:CLike> BitOr<EnumSet<E>, EnumSet<E>> for EnumSet<E> {
fn bitor(&self, e: &EnumSet<E>) -> EnumSet<E> {
EnumSet {bits: self.bits | e.bits}
}
}
#[cfg(not(stage0))] // NOTE(stage0): Remove cfg after a snapshot
impl<E:CLike> BitOr<EnumSet<E>, EnumSet<E>> for EnumSet<E> {
fn bitor(self, e: EnumSet<E>) -> EnumSet<E> {
EnumSet {bits: self.bits | e.bits}
}
}
// NOTE(stage0): Remove impl after a snapshot
#[cfg(stage0)]
impl<E:CLike> BitAnd<EnumSet<E>, EnumSet<E>> for EnumSet<E> {
fn bitand(&self, e: &EnumSet<E>) -> EnumSet<E> {
EnumSet {bits: self.bits & e.bits}
}
}
#[cfg(not(stage0))] // NOTE(stage0): Remove cfg after a snapshot
impl<E:CLike> BitAnd<EnumSet<E>, EnumSet<E>> for EnumSet<E> {
fn bitand(self, e: EnumSet<E>) -> EnumSet<E> {
EnumSet {bits: self.bits & e.bits}
}
}
// NOTE(stage0): Remove impl after a snapshot
#[cfg(stage0)]
impl<E:CLike> BitXor<EnumSet<E>, EnumSet<E>> for EnumSet<E> {
fn bitxor(&self, e: &EnumSet<E>) -> EnumSet<E> {
EnumSet {bits: self.bits ^ e.bits}
}
}
#[cfg(not(stage0))] // NOTE(stage0): Remove cfg after a snapshot
impl<E:CLike> BitXor<EnumSet<E>, EnumSet<E>> for EnumSet<E> {
fn bitxor(self, e: EnumSet<E>) -> EnumSet<E> {
EnumSet {bits: self.bits ^ e.bits}
}
}
/// An iterator over an EnumSet
pub struct Items<E> {
index: uint,