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:188:29 | 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:216:26 | LL | while let Some(..) = values.iter().next() { | ^^^^^^^^^^^^^^^^^^^^ help: try: `for _ in values.iter() { .. }` error: aborting due to 12 previous errors