rust-clippy/tests/ui/while_loop.stderr
2018-12-10 08:22:07 +01:00

115 lines
3.4 KiB
Text

error: this loop could be written as a `while let` loop
--> $DIR/while_loop.rs:15:5
|
15 | / loop {
16 | | if let Some(_x) = y {
17 | | let _v = 1;
18 | | } else {
19 | | break;
20 | | }
21 | | }
| |_____^ help: try: `while let Some(_x) = y { .. }`
|
= note: `-D clippy::while-let-loop` implied by `-D warnings`
error: this loop could be written as a `while let` loop
--> $DIR/while_loop.rs:29:5
|
29 | / loop {
30 | | match y {
31 | | Some(_x) => true,
32 | | None => break,
33 | | };
34 | | }
| |_____^ help: try: `while let Some(_x) = y { .. }`
error: this loop could be written as a `while let` loop
--> $DIR/while_loop.rs:35:5
|
35 | / loop {
36 | | let x = match y {
37 | | Some(x) => x,
38 | | None => break,
... |
41 | | let _str = "foo";
42 | | }
| |_____^ help: try: `while let Some(x) = y { .. }`
error: this loop could be written as a `while let` loop
--> $DIR/while_loop.rs:43:5
|
43 | / loop {
44 | | let x = match y {
45 | | Some(x) => x,
46 | | None => break,
... |
53 | | }
54 | | }
| |_____^ help: try: `while let Some(x) = y { .. }`
error: this loop could be written as a `while let` loop
--> $DIR/while_loop.rs:71:5
|
71 | / loop {
72 | | let (e, l) = match "".split_whitespace().next() {
73 | | Some(word) => (word.is_empty(), word.len()),
74 | | None => break,
... |
77 | | let _ = (e, l);
78 | | }
| |_____^ help: try: `while let Some(word) = "".split_whitespace().next() { .. }`
error: this loop could be written as a `for` loop
--> $DIR/while_loop.rs:81:33
|
81 | while let Option::Some(x) = iter.next() {
| ^^^^^^^^^^^ help: try: `for x in iter { .. }`
|
= note: `-D clippy::while-let-on-iterator` implied by `-D warnings`
error: this loop could be written as a `for` loop
--> $DIR/while_loop.rs:86:25
|
86 | while let Some(x) = iter.next() {
| ^^^^^^^^^^^ help: try: `for x in iter { .. }`
error: this loop could be written as a `for` loop
--> $DIR/while_loop.rs:91:25
|
91 | while let Some(_) = iter.next() {}
| ^^^^^^^^^^^ help: try: `for _ in iter { .. }`
error: this loop could be written as a `while let` loop
--> $DIR/while_loop.rs:134:5
|
134 | / loop {
135 | | let _ = match iter.next() {
136 | | Some(ele) => ele,
137 | | None => break,
138 | | };
139 | | loop {}
140 | | }
| |_____^ help: try: `while let Some(ele) = iter.next() { .. }`
error: empty `loop {}` detected. You may want to either use `panic!()` or add `std::thread::sleep(..);` to the loop body.
--> $DIR/while_loop.rs:139:9
|
139 | loop {}
| ^^^^^^^
|
= note: `-D clippy::empty-loop` implied by `-D warnings`
error: this loop could be written as a `for` loop
--> $DIR/while_loop.rs:197:29
|
197 | while let Some(v) = y.next() {
| ^^^^^^^^ help: try: `for v in y { .. }`
error: this loop could be written as a `for` loop
--> $DIR/while_loop.rs:225:26
|
225 | while let Some(..) = values.iter().next() {
| ^^^^^^^^^^^^^^^^^^^^ help: try: `for _ in values.iter() { .. }`
error: aborting due to 12 previous errors