Rollup merge of #54537 - sdroege:chunks-exact, r=alexcrichton

Rename slice::exact_chunks() to slice::chunks_exact()

See https://github.com/rust-lang/rust/issues/47115#issuecomment-403090815
and https://github.com/rust-lang/rust/issues/47115#issuecomment-424053547

4 files changed, 19 insertions, 19 deletions

diff --git a/src/liballoc/lib.rs b/src/liballoc/lib.rs
index 6ce24b65990..7960936dad6 100644
--- a/src/liballoc/lib.rs
+++ b/src/liballoc/lib.rs
@@ -116,7 +116,7 @@
 #![feature(unsize)]
 #![feature(allocator_internals)]
 #![feature(on_unimplemented)]
-#![feature(exact_chunks)]
+#![feature(chunks_exact)]
 #![feature(rustc_const_unstable)]
 #![feature(const_vec_new)]
 #![feature(slice_partition_dedup)]
diff --git a/src/liballoc/slice.rs b/src/liballoc/slice.rs
index 6c0b1c33a1f..33d28bef2d7 100644
--- a/src/liballoc/slice.rs
+++ b/src/liballoc/slice.rs
@@ -123,8 +123,8 @@ pub use core::slice::{from_raw_parts, from_raw_parts_mut};
 pub use core::slice::{from_ref, from_mut};
 #[stable(feature = "slice_get_slice", since = "1.28.0")]
 pub use core::slice::SliceIndex;
-#[unstable(feature = "exact_chunks", issue = "47115")]
-pub use core::slice::{ExactChunks, ExactChunksMut};
+#[unstable(feature = "chunks_exact", issue = "47115")]
+pub use core::slice::{ChunksExact, ChunksExactMut};
 
 ////////////////////////////////////////////////////////////////////////////////
 // Basic slice extension methods
diff --git a/src/liballoc/tests/lib.rs b/src/liballoc/tests/lib.rs
index 710c659ac53..6ff39227555 100644
--- a/src/liballoc/tests/lib.rs
+++ b/src/liballoc/tests/lib.rs
@@ -20,7 +20,7 @@
 #![feature(str_escape)]
 #![feature(try_reserve)]
 #![feature(unboxed_closures)]
-#![feature(exact_chunks)]
+#![feature(chunks_exact)]
 #![feature(repeat_generic_slice)]
 
 extern crate alloc_system;
diff --git a/src/liballoc/tests/slice.rs b/src/liballoc/tests/slice.rs
index f33bf64d40b..c214c59618d 100644
--- a/src/liballoc/tests/slice.rs
+++ b/src/liballoc/tests/slice.rs
@@ -975,27 +975,27 @@ fn test_chunksator_0() {
 }
 
 #[test]
-fn test_exact_chunksator() {
+fn test_chunks_exactator() {
     let v = &[1, 2, 3, 4, 5];
 
-    assert_eq!(v.exact_chunks(2).len(), 2);
+    assert_eq!(v.chunks_exact(2).len(), 2);
 
     let chunks: &[&[_]] = &[&[1, 2], &[3, 4]];
-    assert_eq!(v.exact_chunks(2).collect::<Vec<_>>(), chunks);
+    assert_eq!(v.chunks_exact(2).collect::<Vec<_>>(), chunks);
     let chunks: &[&[_]] = &[&[1, 2, 3]];
-    assert_eq!(v.exact_chunks(3).collect::<Vec<_>>(), chunks);
+    assert_eq!(v.chunks_exact(3).collect::<Vec<_>>(), chunks);
     let chunks: &[&[_]] = &[];
-    assert_eq!(v.exact_chunks(6).collect::<Vec<_>>(), chunks);
+    assert_eq!(v.chunks_exact(6).collect::<Vec<_>>(), chunks);
 
     let chunks: &[&[_]] = &[&[3, 4], &[1, 2]];
-    assert_eq!(v.exact_chunks(2).rev().collect::<Vec<_>>(), chunks);
+    assert_eq!(v.chunks_exact(2).rev().collect::<Vec<_>>(), chunks);
 }
 
 #[test]
 #[should_panic]
-fn test_exact_chunksator_0() {
+fn test_chunks_exactator_0() {
     let v = &[1, 2, 3, 4];
-    let _it = v.exact_chunks(0);
+    let _it = v.chunks_exact(0);
 }
 
 #[test]
@@ -1235,10 +1235,10 @@ fn test_mut_chunks_0() {
 }
 
 #[test]
-fn test_mut_exact_chunks() {
+fn test_mut_chunks_exact() {
     let mut v = [0, 1, 2, 3, 4, 5, 6];
-    assert_eq!(v.exact_chunks_mut(2).len(), 3);
-    for (i, chunk) in v.exact_chunks_mut(3).enumerate() {
+    assert_eq!(v.chunks_exact_mut(2).len(), 3);
+    for (i, chunk) in v.chunks_exact_mut(3).enumerate() {
         for x in chunk {
             *x = i as u8;
         }
@@ -1248,9 +1248,9 @@ fn test_mut_exact_chunks() {
 }
 
 #[test]
-fn test_mut_exact_chunks_rev() {
+fn test_mut_chunks_exact_rev() {
     let mut v = [0, 1, 2, 3, 4, 5, 6];
-    for (i, chunk) in v.exact_chunks_mut(3).rev().enumerate() {
+    for (i, chunk) in v.chunks_exact_mut(3).rev().enumerate() {
         for x in chunk {
             *x = i as u8;
         }
@@ -1261,9 +1261,9 @@ fn test_mut_exact_chunks_rev() {
 
 #[test]
 #[should_panic]
-fn test_mut_exact_chunks_0() {
+fn test_mut_chunks_exact_0() {
     let mut v = [1, 2, 3, 4];
-    let _it = v.exact_chunks_mut(0);
+    let _it = v.chunks_exact_mut(0);
 }
 
 #[test]