rust/tests/ui/while_loop.stderr
Michael Wright a4bba694c0 Clean up while_loop tests
At some stage, we started adding test cases inside the function which tests
refutable patterns. This commits splits those test cases out into separate
functions.
2019-05-06 07:49:45 +02:00

116 lines
3.4 KiB
Plaintext

error: this loop could be written as a `while let` loop
--> $DIR/while_loop.rs:6:5
|
LL | / loop {
LL | | if let Some(_x) = y {
LL | | let _v = 1;
LL | | } else {
LL | | break;
LL | | }
LL | | }
| |_____^ 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:20:5
|
LL | / loop {
LL | | match y {
LL | | Some(_x) => true,
LL | | None => break,
LL | | };
LL | | }
| |_____^ help: try: `while let Some(_x) = y { .. }`
error: this loop could be written as a `while let` loop
--> $DIR/while_loop.rs:26:5
|
LL | / loop {
LL | | let x = match y {
LL | | Some(x) => x,
LL | | None => break,
... |
LL | | let _str = "foo";
LL | | }
| |_____^ help: try: `while let Some(x) = y { .. }`
error: this loop could be written as a `while let` loop
--> $DIR/while_loop.rs:34:5
|
LL | / loop {
LL | | let x = match y {
LL | | Some(x) => x,
LL | | None => break,
... |
LL | | }
LL | | }
| |_____^ help: try: `while let Some(x) = y { .. }`
error: this loop could be written as a `while let` loop
--> $DIR/while_loop.rs:62:5
|
LL | / loop {
LL | | let (e, l) = match "".split_whitespace().next() {
LL | | Some(word) => (word.is_empty(), word.len()),
LL | | None => break,
... |
LL | | let _ = (e, l);
LL | | }
| |_____^ help: try: `while let Some(word) = "".split_whitespace().next() { .. }`
error: this loop could be written as a `for` loop
--> $DIR/while_loop.rs:72:33
|
LL | 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:77:25
|
LL | 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:82:25
|
LL | 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:125:5
|
LL | / loop {
LL | | let _ = match iter.next() {
LL | | Some(ele) => ele,
LL | | None => break,
LL | | };
LL | | loop {}
LL | | }
| |_____^ 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:130:9
|
LL | loop {}
| ^^^^^^^
|
= note: `-D clippy::empty-loop` implied by `-D warnings`
error: this loop could be written as a `for` loop
--> $DIR/while_loop.rs:191:29
|
LL | 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:228:26
|
LL | while let Some(..) = values.iter().next() {
| ^^^^^^^^^^^^^^^^^^^^ help: try: `for _ in values.iter() { .. }`
error: aborting due to 12 previous errors