mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-05 02:50:32 +00:00
64 lines
955 B
Rust
64 lines
955 B
Rust
// run-rustfix
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#![warn(clippy::unit_arg)]
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#![allow(unused_braces, clippy::no_effect, unused_must_use)]
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use std::fmt::Debug;
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fn foo<T: Debug>(t: T) {
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println!("{:?}", t);
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}
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fn foo3<T1: Debug, T2: Debug, T3: Debug>(t1: T1, t2: T2, t3: T3) {
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println!("{:?}, {:?}, {:?}", t1, t2, t3);
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}
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struct Bar;
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impl Bar {
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fn bar<T: Debug>(&self, t: T) {
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println!("{:?}", t);
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}
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}
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fn bad() {
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foo(());
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foo(());
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foo(());
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foo(());
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foo3((), 2, 2);
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let b = Bar;
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b.bar(());
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}
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fn ok() {
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foo(());
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foo(1);
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foo({ 1 });
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foo3("a", 3, vec![3]);
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let b = Bar;
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b.bar({ 1 });
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b.bar(());
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question_mark();
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}
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fn question_mark() -> Result<(), ()> {
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Ok(Ok(())?)?;
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Ok(Ok(()))??;
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Ok(())
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}
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#[allow(dead_code)]
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mod issue_2945 {
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fn unit_fn() -> Result<(), i32> {
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Ok(())
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}
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fn fallible() -> Result<(), i32> {
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Ok(unit_fn()?)
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}
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}
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fn main() {
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bad();
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ok();
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}
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