rust/tests/ui/lint/for_loop_over_fallibles.stderr
2023-01-11 09:32:08 +00:00

102 lines
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warning: for loop over an `Option`. This is more readably written as an `if let` statement
--> $DIR/for_loop_over_fallibles.rs:5:14
|
LL | for _ in Some(1) {}
| ^^^^^^^
|
= note: `#[warn(for_loops_over_fallibles)]` on by default
help: to check pattern in a loop use `while let`
|
LL | while let Some(_) = Some(1) {}
| ~~~~~~~~~~~~~~~ ~~~
help: consider using `if let` to clear intent
|
LL | if let Some(_) = Some(1) {}
| ~~~~~~~~~~~~ ~~~
warning: for loop over a `Result`. This is more readably written as an `if let` statement
--> $DIR/for_loop_over_fallibles.rs:9:14
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LL | for _ in Ok::<_, ()>(1) {}
| ^^^^^^^^^^^^^^
|
help: to check pattern in a loop use `while let`
|
LL | while let Ok(_) = Ok::<_, ()>(1) {}
| ~~~~~~~~~~~~~ ~~~
help: consider using `if let` to clear intent
|
LL | if let Ok(_) = Ok::<_, ()>(1) {}
| ~~~~~~~~~~ ~~~
warning: for loop over an `Option`. This is more readably written as an `if let` statement
--> $DIR/for_loop_over_fallibles.rs:15:14
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LL | for _ in [0; 0].iter().next() {}
| ^^^^^^^^^^^^^^^^^^^^
|
help: to iterate over `[0; 0].iter()` remove the call to `next`
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LL | for _ in [0; 0].iter().by_ref() {}
| ~~~~~~~~~
help: consider using `if let` to clear intent
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LL | if let Some(_) = [0; 0].iter().next() {}
| ~~~~~~~~~~~~ ~~~
warning: for loop over a `Result`. This is more readably written as an `if let` statement
--> $DIR/for_loop_over_fallibles.rs:21:14
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LL | for _ in Ok::<_, ()>([0; 0].iter()) {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
help: to check pattern in a loop use `while let`
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LL | while let Ok(_) = Ok::<_, ()>([0; 0].iter()) {}
| ~~~~~~~~~~~~~ ~~~
help: consider using `if let` to clear intent
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LL | if let Ok(_) = Ok::<_, ()>([0; 0].iter()) {}
| ~~~~~~~~~~ ~~~
warning: for loop over a `Result`. This is more readably written as an `if let` statement
--> $DIR/for_loop_over_fallibles.rs:29:14
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LL | for _ in Ok::<_, ()>([0; 0].iter()) {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
help: to check pattern in a loop use `while let`
|
LL | while let Ok(_) = Ok::<_, ()>([0; 0].iter()) {}
| ~~~~~~~~~~~~~ ~~~
help: consider unwrapping the `Result` with `?` to iterate over its contents
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LL | for _ in Ok::<_, ()>([0; 0].iter())? {}
| +
help: consider using `if let` to clear intent
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LL | if let Ok(_) = Ok::<_, ()>([0; 0].iter()) {}
| ~~~~~~~~~~ ~~~
warning: for loop over a `Result`. This is more readably written as an `if let` statement
--> $DIR/for_loop_over_fallibles.rs:36:14
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LL | for _ in Ok::<_, ()>([0; 0]) {}
| ^^^^^^^^^^^^^^^^^^^
|
help: to check pattern in a loop use `while let`
|
LL | while let Ok(_) = Ok::<_, ()>([0; 0]) {}
| ~~~~~~~~~~~~~ ~~~
help: consider unwrapping the `Result` with `?` to iterate over its contents
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LL | for _ in Ok::<_, ()>([0; 0])? {}
| +
help: consider using `if let` to clear intent
|
LL | if let Ok(_) = Ok::<_, ()>([0; 0]) {}
| ~~~~~~~~~~ ~~~
warning: 6 warnings emitted