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https://github.com/rust-lang/rust-clippy
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62 lines
2 KiB
Text
62 lines
2 KiB
Text
error: this could be simplified with `bool::then`
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--> tests/ui/if_then_some_else_none.rs:6:13
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LL | let _ = if foo() {
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| _____________^
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LL | |
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LL | | println!("true!");
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LL | | Some("foo")
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LL | | } else {
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LL | | None
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LL | | };
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| |_____^ help: try: `foo().then(|| { println!("true!"); "foo" })`
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= note: `-D clippy::if-then-some-else-none` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::if_then_some_else_none)]`
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error: this could be simplified with `bool::then`
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--> tests/ui/if_then_some_else_none.rs:15:13
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LL | let _ = if matches!(true, true) {
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| _____________^
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LL | |
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LL | | println!("true!");
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LL | | Some(matches!(true, false))
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LL | | } else {
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LL | | None
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LL | | };
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| |_____^ help: try: `matches!(true, true).then(|| { println!("true!"); matches!(true, false) })`
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error: this could be simplified with `bool::then_some`
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--> tests/ui/if_then_some_else_none.rs:25:28
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LL | let _ = x.and_then(|o| if o < 32 { Some(o) } else { None });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(o < 32).then_some(o)`
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error: this could be simplified with `bool::then_some`
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--> tests/ui/if_then_some_else_none.rs:30:13
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LL | let _ = if !x { Some(0) } else { None };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(!x).then_some(0)`
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error: this could be simplified with `bool::then`
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--> tests/ui/if_then_some_else_none.rs:86:13
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LL | let _ = if foo() {
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| _____________^
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LL | |
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LL | | println!("true!");
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LL | | Some(150)
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LL | | } else {
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LL | | None
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LL | | };
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| |_____^ help: try: `foo().then(|| { println!("true!"); 150 })`
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error: this could be simplified with `bool::then`
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--> tests/ui/if_then_some_else_none.rs:135:5
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LL | if s == "1" { Some(true) } else { None }
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(s == "1").then(|| true)`
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error: aborting due to 6 previous errors
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