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Document a few undocumented methos in Vector

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Closes #9379
This commit is contained in:
Luis de Bethencourt 2013-09-21 01:17:22 -04:00
parent e268c7fcc5
commit e98bd9bb68
1 changed files with 6 additions and 0 deletions
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6
src/libstd/vec.rs
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@ -925,6 +925,7 @@ impl<'self,T> ImmutableVector<'self, T> for &'self [T] {
} }
#[inline] #[inline]
/// Returns an iterator over the vector
fn iter(self) -> VecIterator<'self, T> { fn iter(self) -> VecIterator<'self, T> {
unsafe { unsafe {
let p = vec::raw::to_ptr(self); let p = vec::raw::to_ptr(self);
@ -941,6 +942,7 @@ impl<'self,T> ImmutableVector<'self, T> for &'self [T] {
} }
#[inline] #[inline]
/// Returns a reversed iterator over a vector
fn rev_iter(self) -> RevIterator<'self, T> { fn rev_iter(self) -> RevIterator<'self, T> {
self.iter().invert() self.iter().invert()
} }
@ -1931,6 +1933,7 @@ impl<'self,T> MutableVector<'self, T> for &'self mut [T] {
} }
#[inline] #[inline]
/// Returns an iterator that allows modifying each value
fn mut_iter(self) -> VecMutIterator<'self, T> { fn mut_iter(self) -> VecMutIterator<'self, T> {
unsafe { unsafe {
let p = vec::raw::to_mut_ptr(self); let p = vec::raw::to_mut_ptr(self);
@ -1947,6 +1950,7 @@ impl<'self,T> MutableVector<'self, T> for &'self mut [T] {
} }
#[inline] #[inline]
/// Returns a reversed iterator that allows modifying each value
fn mut_rev_iter(self) -> MutRevIterator<'self, T> { fn mut_rev_iter(self) -> MutRevIterator<'self, T> {
self.mut_iter().invert() self.mut_iter().invert()
} }
@ -1988,11 +1992,13 @@ impl<'self,T> MutableVector<'self, T> for &'self mut [T] {
} }
#[inline] #[inline]
/// Returns an unsafe mutable pointer to the element in index
unsafe fn unsafe_mut_ref(self, index: uint) -> *mut T { unsafe fn unsafe_mut_ref(self, index: uint) -> *mut T {
ptr::mut_offset(self.repr().data as *mut T, index as int) ptr::mut_offset(self.repr().data as *mut T, index as int)
} }
#[inline] #[inline]
/// Unsafely sets the element in index to the value
unsafe fn unsafe_set(self, index: uint, val: T) { unsafe fn unsafe_set(self, index: uint, val: T) {
*self.unsafe_mut_ref(index) = val; *self.unsafe_mut_ref(index) = val;
} }