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improve chunks + windows err on size 0

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This commit is contained in:
Bastian Kauschke 2020-05-18 20:06:00 +02:00
parent 1799d31847
commit 870b7cbb11
1 changed files with 5 additions and 5 deletions
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10
library/core/src/slice/mod.rs
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@ -680,7 +680,7 @@ impl<T> [T] {
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]
pub fn windows(&self, size: usize) -> Windows<'_, T> {
assert!(size != 0);
assert_ne!(size, 0);
Windows { v: self, size }
}
@ -714,7 +714,7 @@ impl<T> [T] {
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]
pub fn chunks(&self, chunk_size: usize) -> Chunks<'_, T> {
assert!(chunk_size != 0);
assert_ne!(chunk_size, 0);
Chunks { v: self, chunk_size }
}
@ -752,7 +752,7 @@ impl<T> [T] {
#[stable(feature = "rust1", since = "1.0.0")]
#[inline]
pub fn chunks_mut(&mut self, chunk_size: usize) -> ChunksMut<'_, T> {
assert!(chunk_size != 0);
assert_ne!(chunk_size, 0);
ChunksMut { v: self, chunk_size }
}
@ -789,7 +789,7 @@ impl<T> [T] {
#[stable(feature = "chunks_exact", since = "1.31.0")]
#[inline]
pub fn chunks_exact(&self, chunk_size: usize) -> ChunksExact<'_, T> {
assert!(chunk_size != 0);
assert_ne!(chunk_size, 0);
let rem = self.len() % chunk_size;
let len = self.len() - rem;
let (fst, snd) = self.split_at(len);
@ -834,7 +834,7 @@ impl<T> [T] {
#[stable(feature = "chunks_exact", since = "1.31.0")]
#[inline]
pub fn chunks_exact_mut(&mut self, chunk_size: usize) -> ChunksExactMut<'_, T> {
assert!(chunk_size != 0);
assert_ne!(chunk_size, 0);
let rem = self.len() % chunk_size;
let len = self.len() - rem;
let (fst, snd) = self.split_at_mut(len);