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| author | Nick Cameron <ncameron@mozilla.com> | 2015-11-24 11:23:48 +1300 |
|---|---|---|
| committer | Nick Cameron <ncameron@mozilla.com> | 2015-11-24 11:53:47 +1300 |
| commit | 0dfd875b6efa68ed67988a2f9856fc3bbdc91ce2 (patch) | |
| tree | 4cbbfc1e2246c63f75e0d1f0e48d99153504b7b2 /src/libcollections/enum_set.rs | |
| parent | 1f1a1e6595cb9472927cd91d523982047832aa7a (diff) | |
| download | rust-0dfd875b6efa68ed67988a2f9856fc3bbdc91ce2.tar.gz rust-0dfd875b6efa68ed67988a2f9856fc3bbdc91ce2.zip | |
rustfmt libcollections
Diffstat (limited to 'src/libcollections/enum_set.rs')
| -rw-r--r-- | src/libcollections/enum_set.rs | 83 |
1 files changed, 55 insertions, 28 deletions
diff --git a/src/libcollections/enum_set.rs b/src/libcollections/enum_set.rs index 32cd4193d88..717c1d13af4 100644 --- a/src/libcollections/enum_set.rs +++ b/src/libcollections/enum_set.rs @@ -20,7 +20,7 @@ use core::marker; use core::fmt; -use core::iter::{FromIterator}; +use core::iter::FromIterator; use core::ops::{Sub, BitOr, BitAnd, BitXor}; // FIXME(contentions): implement union family of methods? (general design may be @@ -43,11 +43,13 @@ pub struct EnumSet<E> { impl<E> Copy for EnumSet<E> {} impl<E> Clone for EnumSet<E> { - fn clone(&self) -> EnumSet<E> { *self } + fn clone(&self) -> EnumSet<E> { + *self + } } #[stable(feature = "rust1", since = "1.0.0")] -impl<E:CLike + fmt::Debug> fmt::Debug for EnumSet<E> { +impl<E: CLike + fmt::Debug> fmt::Debug for EnumSet<E> { fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result { fmt.debug_set().entries(self).finish() } @@ -79,18 +81,22 @@ pub trait CLike { fn from_usize(usize) -> Self; } -fn bit<E:CLike>(e: &E) -> usize { +fn bit<E: CLike>(e: &E) -> usize { use core::usize; let value = e.to_usize(); assert!(value < usize::BITS, - "EnumSet only supports up to {} variants.", usize::BITS - 1); + "EnumSet only supports up to {} variants.", + usize::BITS - 1); 1 << value } -impl<E:CLike> EnumSet<E> { +impl<E: CLike> EnumSet<E> { /// Returns an empty `EnumSet`. pub fn new() -> EnumSet<E> { - EnumSet {bits: 0, marker: marker::PhantomData} + EnumSet { + bits: 0, + marker: marker::PhantomData, + } } /// Returns the number of elements in the given `EnumSet`. @@ -124,14 +130,18 @@ impl<E:CLike> EnumSet<E> { /// Returns the union of both `EnumSets`. pub fn union(&self, e: EnumSet<E>) -> EnumSet<E> { - EnumSet {bits: self.bits | e.bits, - marker: marker::PhantomData} + EnumSet { + bits: self.bits | e.bits, + marker: marker::PhantomData, + } } /// Returns the intersection of both `EnumSets`. pub fn intersection(&self, e: EnumSet<E>) -> EnumSet<E> { - EnumSet {bits: self.bits & e.bits, - marker: marker::PhantomData} + EnumSet { + bits: self.bits & e.bits, + marker: marker::PhantomData, + } } /// Adds an enum to the `EnumSet`, and returns `true` if it wasn't there before @@ -159,35 +169,47 @@ impl<E:CLike> EnumSet<E> { } } -impl<E:CLike> Sub for EnumSet<E> { +impl<E: CLike> Sub for EnumSet<E> { type Output = EnumSet<E>; fn sub(self, e: EnumSet<E>) -> EnumSet<E> { - EnumSet {bits: self.bits & !e.bits, marker: marker::PhantomData} + EnumSet { + bits: self.bits & !e.bits, + marker: marker::PhantomData, + } } } -impl<E:CLike> BitOr for EnumSet<E> { +impl<E: CLike> BitOr for EnumSet<E> { type Output = EnumSet<E>; fn bitor(self, e: EnumSet<E>) -> EnumSet<E> { - EnumSet {bits: self.bits | e.bits, marker: marker::PhantomData} + EnumSet { + bits: self.bits | e.bits, + marker: marker::PhantomData, + } } } -impl<E:CLike> BitAnd for EnumSet<E> { +impl<E: CLike> BitAnd for EnumSet<E> { type Output = EnumSet<E>; fn bitand(self, e: EnumSet<E>) -> EnumSet<E> { - EnumSet {bits: self.bits & e.bits, marker: marker::PhantomData} + EnumSet { + bits: self.bits & e.bits, + marker: marker::PhantomData, + } } } -impl<E:CLike> BitXor for EnumSet<E> { +impl<E: CLike> BitXor for EnumSet<E> { type Output = EnumSet<E>; fn bitxor(self, e: EnumSet<E>) -> EnumSet<E> { - EnumSet {bits: self.bits ^ e.bits, marker: marker::PhantomData} + EnumSet { + bits: self.bits ^ e.bits, + marker: marker::PhantomData, + } } } @@ -209,13 +231,17 @@ impl<E> Clone for Iter<E> { } } -impl<E:CLike> Iter<E> { +impl<E: CLike> Iter<E> { fn new(bits: usize) -> Iter<E> { - Iter { index: 0, bits: bits, marker: marker::PhantomData } + Iter { + index: 0, + bits: bits, + marker: marker::PhantomData, + } } } -impl<E:CLike> Iterator for Iter<E> { +impl<E: CLike> Iterator for Iter<E> { type Item = E; fn next(&mut self) -> Option<E> { @@ -239,8 +265,8 @@ impl<E:CLike> Iterator for Iter<E> { } } -impl<E:CLike> FromIterator<E> for EnumSet<E> { - fn from_iter<I: IntoIterator<Item=E>>(iter: I) -> EnumSet<E> { +impl<E: CLike> FromIterator<E> for EnumSet<E> { + fn from_iter<I: IntoIterator<Item = E>>(iter: I) -> EnumSet<E> { let mut ret = EnumSet::new(); ret.extend(iter); ret @@ -248,7 +274,8 @@ impl<E:CLike> FromIterator<E> for EnumSet<E> { } #[stable(feature = "rust1", since = "1.0.0")] -impl<'a, E> IntoIterator for &'a EnumSet<E> where E: CLike { +impl<'a, E> IntoIterator for &'a EnumSet<E> where E: CLike +{ type Item = E; type IntoIter = Iter<E>; @@ -257,8 +284,8 @@ impl<'a, E> IntoIterator for &'a EnumSet<E> where E: CLike { } } -impl<E:CLike> Extend<E> for EnumSet<E> { - fn extend<I: IntoIterator<Item=E>>(&mut self, iter: I) { +impl<E: CLike> Extend<E> for EnumSet<E> { + fn extend<I: IntoIterator<Item = E>>(&mut self, iter: I) { for element in iter { self.insert(element); } @@ -267,7 +294,7 @@ impl<E:CLike> Extend<E> for EnumSet<E> { #[stable(feature = "extend_ref", since = "1.2.0")] impl<'a, E: 'a + CLike + Copy> Extend<&'a E> for EnumSet<E> { - fn extend<I: IntoIterator<Item=&'a E>>(&mut self, iter: I) { + fn extend<I: IntoIterator<Item = &'a E>>(&mut self, iter: I) { self.extend(iter.into_iter().cloned()); } } |
