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std: remove foldr and alli methods in vec

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This commit is contained in:
Huon Wilson 2013-06-08 18:28:08 +10:00
parent ed299af625
commit 513d2292e5
14 changed files with 26 additions and 37 deletions
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16
src/libstd/vec.rs
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@ -1821,11 +1821,9 @@ pub trait ImmutableVector<'self, T> {
fn last_opt(&self) -> Option<&'self T>;
fn position(&self, f: &fn(t: &T) -> bool) -> Option<uint>;
fn rposition(&self, f: &fn(t: &T) -> bool) -> Option<uint>;
fn foldr<'a, U>(&'a self, z: U, p: &fn(t: &'a T, u: U) -> U) -> U;
fn map<U>(&self, f: &fn(t: &T) -> U) -> ~[U];
fn mapi<U>(&self, f: &fn(uint, t: &T) -> U) -> ~[U];
fn map_r<U>(&self, f: &fn(x: &T) -> U) -> ~[U];
fn alli(&self, f: &fn(uint, t: &T) -> bool) -> bool;
fn flat_map<U>(&self, f: &fn(t: &T) -> ~[U]) -> ~[U];
fn filter_mapped<U:Copy>(&self, f: &fn(t: &T) -> Option<U>) -> ~[U];
unsafe fn unsafe_ref(&self, index: uint) -> *T;
@ -1913,12 +1911,6 @@ impl<'self,T> ImmutableVector<'self, T> for &'self [T] {
rposition(*self, f)
}
/// Reduce a vector from right to left
#[inline]
fn foldr<'a, U>(&'a self, z: U, p: &fn(t: &'a T, u: U) -> U) -> U {
self.rev_iter().fold(z, |u, t| p(t, u))
}
/// Apply a function to each element of a vector and return the results
#[inline]
fn map<U>(&self, f: &fn(t: &T) -> U) -> ~[U] { map(*self, f) }
@ -1942,14 +1934,6 @@ impl<'self,T> ImmutableVector<'self, T> for &'self [T] {
r
}
/**
* Returns true if the function returns true for all elements.
*
* If the vector is empty, true is returned.
*/
fn alli(&self, f: &fn(uint, t: &T) -> bool) -> bool {
self.iter().enumerate().all(|(i, t)| f(i,t))
}
/**
* Apply a function to each element of a vector and return a concatenation
* of each result vector