mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-05 02:50:32 +00:00
114 lines
1.9 KiB
Rust
114 lines
1.9 KiB
Rust
// run-rustfix
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#![warn(clippy::use_self)]
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#![allow(dead_code)]
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#![allow(clippy::should_implement_trait, clippy::boxed_local)]
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use std::ops::Mul;
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trait SelfTrait {
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fn refs(p1: &Self) -> &Self;
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fn ref_refs<'a>(p1: &'a &'a Self) -> &'a &'a Self;
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fn mut_refs(p1: &mut Self) -> &mut Self;
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fn nested(p1: Box<Self>, p2: (&u8, &Self));
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fn vals(r: Self) -> Self;
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}
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#[derive(Default)]
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struct Bad;
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impl SelfTrait for Bad {
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fn refs(p1: &Self) -> &Self {
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p1
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}
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fn ref_refs<'a>(p1: &'a &'a Self) -> &'a &'a Self {
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p1
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}
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fn mut_refs(p1: &mut Self) -> &mut Self {
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p1
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}
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fn nested(_p1: Box<Self>, _p2: (&u8, &Self)) {}
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fn vals(_: Self) -> Self {
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Self::default()
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}
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}
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impl Mul for Bad {
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type Output = Self;
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fn mul(self, rhs: Self) -> Self {
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rhs
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}
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}
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impl Clone for Bad {
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fn clone(&self) -> Self {
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Self
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}
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}
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#[derive(Default)]
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struct Good;
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impl SelfTrait for Good {
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fn refs(p1: &Self) -> &Self {
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p1
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}
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fn ref_refs<'a>(p1: &'a &'a Self) -> &'a &'a Self {
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p1
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}
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fn mut_refs(p1: &mut Self) -> &mut Self {
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p1
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}
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fn nested(_p1: Box<Self>, _p2: (&u8, &Self)) {}
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fn vals(_: Self) -> Self {
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Self::default()
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}
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}
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impl Mul for Good {
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type Output = Self;
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fn mul(self, rhs: Self) -> Self {
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rhs
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}
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}
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trait NameTrait {
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fn refs(p1: &u8) -> &u8;
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fn ref_refs<'a>(p1: &'a &'a u8) -> &'a &'a u8;
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fn mut_refs(p1: &mut u8) -> &mut u8;
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fn nested(p1: Box<u8>, p2: (&u8, &u8));
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fn vals(p1: u8) -> u8;
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}
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// Using `Self` instead of the type name is OK
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impl NameTrait for u8 {
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fn refs(p1: &Self) -> &Self {
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p1
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}
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fn ref_refs<'a>(p1: &'a &'a Self) -> &'a &'a Self {
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p1
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}
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fn mut_refs(p1: &mut Self) -> &mut Self {
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p1
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}
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fn nested(_p1: Box<Self>, _p2: (&Self, &Self)) {}
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fn vals(_: Self) -> Self {
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Self::default()
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}
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}
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fn main() {}
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