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fix a few 'variable does not need to be mutable' warnings #22509

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Merged
merged 1 commit into from
Feb 22, 2015
Merged

fix a few 'variable does not need to be mutable' warnings #22509

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16 changes: 8 additions & 8 deletions src/libcoretest/iter.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -82,7 +82,7 @@ fn test_iterator_chain() {
let xs = [0, 1, 2, 3, 4, 5];
let ys = [30, 40, 50, 60];
let expected = [0, 1, 2, 3, 4, 5, 30, 40, 50, 60];
let mut it = xs.iter().chain(ys.iter());
let it = xs.iter().chain(ys.iter());
let mut i = 0;
for &x in it {
assert_eq!(x, expected[i]);
Expand All @@ -91,7 +91,7 @@ fn test_iterator_chain() {
assert_eq!(i, expected.len());

let ys = count(30, 10).take(4);
let mut it = xs.iter().cloned().chain(ys);
let it = xs.iter().cloned().chain(ys);
let mut i = 0;
for x in it {
assert_eq!(x, expected[i]);
Expand All @@ -110,7 +110,7 @@ fn test_filter_map() {
#[test]
fn test_iterator_enumerate() {
let xs = [0, 1, 2, 3, 4, 5];
let mut it = xs.iter().enumerate();
let it = xs.iter().enumerate();
for (i, &x) in it {
assert_eq!(i, x);
}
Expand Down Expand Up @@ -152,7 +152,7 @@ fn test_iterator_peekable() {
fn test_iterator_take_while() {
let xs = [0, 1, 2, 3, 5, 13, 15, 16, 17, 19];
let ys = [0, 1, 2, 3, 5, 13];
let mut it = xs.iter().take_while(|&x| *x < 15);
let it = xs.iter().take_while(|&x| *x < 15);
let mut i = 0;
for x in it {
assert_eq!(*x, ys[i]);
Expand All @@ -165,7 +165,7 @@ fn test_iterator_take_while() {
fn test_iterator_skip_while() {
let xs = [0, 1, 2, 3, 5, 13, 15, 16, 17, 19];
let ys = [15, 16, 17, 19];
let mut it = xs.iter().skip_while(|&x| *x < 15);
let it = xs.iter().skip_while(|&x| *x < 15);
let mut i = 0;
for x in it {
assert_eq!(*x, ys[i]);
Expand Down Expand Up @@ -231,7 +231,7 @@ fn test_iterator_scan() {
let xs = [0, 1, 2, 3, 4];
let ys = [0f64, 1.0, 3.0, 6.0, 10.0];

let mut it = xs.iter().scan(0, add);
let it = xs.iter().scan(0, add);
let mut i = 0;
for x in it {
assert_eq!(x, ys[i]);
Expand All @@ -244,7 +244,7 @@ fn test_iterator_scan() {
fn test_iterator_flat_map() {
let xs = [0, 3, 6];
let ys = [0, 1, 2, 3, 4, 5, 6, 7, 8];
let mut it = xs.iter().flat_map(|&x| count(x, 1).take(3));
let it = xs.iter().flat_map(|&x| count(x, 1).take(3));
let mut i = 0;
for x in it {
assert_eq!(x, ys[i]);
Expand Down Expand Up @@ -279,7 +279,7 @@ fn test_unfoldr() {
}
}

let mut it = Unfold::new(0, count);
let it = Unfold::new(0, count);
let mut i = 0;
for counted in it {
assert_eq!(counted, i);
Expand Down