rust-clippy/tests/ui/let_unit.stderr

107 lines
2.8 KiB
Text

error: this let-binding has unit value
--> $DIR/let_unit.rs:14:5
|
LL | let _x = println!("x");
| ^^^^^^^^^^^^^^^^^^^^^^^ help: omit the `let` binding: `println!("x");`
|
= note: `-D clippy::let-unit-value` implied by `-D warnings`
error: this let-binding has unit value
--> $DIR/let_unit.rs:18:9
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LL | let _a = ();
| ^^^^^^^^^^^^ help: omit the `let` binding: `();`
error: this let-binding has unit value
--> $DIR/let_unit.rs:53:5
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LL | / let _ = v
LL | | .into_iter()
LL | | .map(|i| i * 2)
LL | | .filter(|i| i % 2 == 0)
LL | | .map(|_| ())
LL | | .next()
LL | | .unwrap();
| |__________________^
|
help: omit the `let` binding
|
LL ~ v
LL + .into_iter()
LL + .map(|i| i * 2)
LL + .filter(|i| i % 2 == 0)
LL + .map(|_| ())
LL + .next()
...
error: this let-binding has unit value
--> $DIR/let_unit.rs:80:5
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LL | let x: () = f(); // Lint.
| ^^^^-^^^^^^^^^^^
| |
| help: use a wild (`_`) binding: `_`
error: this let-binding has unit value
--> $DIR/let_unit.rs:83:5
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LL | let x: () = f2(0i32); // Lint.
| ^^^^-^^^^^^^^^^^^^^^^
| |
| help: use a wild (`_`) binding: `_`
error: this let-binding has unit value
--> $DIR/let_unit.rs:85:5
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LL | let _: () = f3(()); // Lint
| ^^^^^^^^^^^^^^^^^^^ help: omit the `let` binding: `f3(());`
error: this let-binding has unit value
--> $DIR/let_unit.rs:86:5
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LL | let x: () = f3(()); // Lint
| ^^^^^^^^^^^^^^^^^^^ help: omit the `let` binding: `f3(());`
error: this let-binding has unit value
--> $DIR/let_unit.rs:88:5
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LL | let _: () = f4(vec![()]); // Lint
| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: omit the `let` binding: `f4(vec![()]);`
error: this let-binding has unit value
--> $DIR/let_unit.rs:89:5
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LL | let x: () = f4(vec![()]); // Lint
| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: omit the `let` binding: `f4(vec![()]);`
error: this let-binding has unit value
--> $DIR/let_unit.rs:98:5
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LL | let x: () = if true { f() } else { f2(0) }; // Lint
| ^^^^-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
| |
| help: use a wild (`_`) binding: `_`
error: this let-binding has unit value
--> $DIR/let_unit.rs:109:5
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LL | / let _: () = match Some(0) {
LL | | None => f2(1),
LL | | Some(0) => f(),
LL | | Some(1) => f2(3),
LL | | Some(_) => (),
LL | | };
| |______^
|
help: omit the `let` binding
|
LL ~ match Some(0) {
LL + None => f2(1),
LL + Some(0) => f(),
LL + Some(1) => f2(3),
LL + Some(_) => (),
LL + };
|
error: aborting due to 11 previous errors