2019-05-06 19:41:05 +00:00
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// normalize-stderr-test "\(\d+ byte\)" -> "(N byte)"
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// normalize-stderr-test "\(limit: \d+ byte\)" -> "(limit: N byte)"
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2018-12-09 22:26:16 +00:00
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#![allow(
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clippy::many_single_char_names,
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clippy::blacklisted_name,
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clippy::redundant_field_names
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)]
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2018-05-27 12:32:03 +00:00
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#[derive(Copy, Clone)]
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struct Foo(u32);
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#[derive(Copy, Clone)]
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struct Bar([u8; 24]);
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2018-11-21 01:57:53 +00:00
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#[derive(Copy, Clone)]
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pub struct Color {
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2018-12-09 22:26:16 +00:00
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pub r: u8,
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pub g: u8,
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pub b: u8,
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pub a: u8,
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2018-11-21 01:57:53 +00:00
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}
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2018-08-02 07:57:49 +00:00
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struct FooRef<'a> {
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foo: &'a Foo,
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}
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2018-05-27 12:32:03 +00:00
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type Baz = u32;
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2018-12-09 22:26:16 +00:00
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fn good(a: &mut u32, b: u32, c: &Bar) {}
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2018-05-27 12:32:03 +00:00
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2018-07-23 08:33:47 +00:00
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fn good_return_implicit_lt_ref(foo: &Foo) -> &u32 {
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&foo.0
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}
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2018-07-28 15:34:52 +00:00
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#[allow(clippy::needless_lifetimes)]
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2018-07-23 08:33:47 +00:00
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fn good_return_explicit_lt_ref<'a>(foo: &'a Foo) -> &'a u32 {
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&foo.0
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}
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2018-08-02 07:57:49 +00:00
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fn good_return_implicit_lt_struct(foo: &Foo) -> FooRef {
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2018-12-09 22:26:16 +00:00
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FooRef { foo }
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2018-08-02 07:57:49 +00:00
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}
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2018-07-28 15:34:52 +00:00
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#[allow(clippy::needless_lifetimes)]
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2018-08-02 07:57:49 +00:00
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fn good_return_explicit_lt_struct<'a>(foo: &'a Foo) -> FooRef<'a> {
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2018-12-09 22:26:16 +00:00
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FooRef { foo }
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2018-08-02 07:57:49 +00:00
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}
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2018-12-09 22:26:16 +00:00
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fn bad(x: &u32, y: &Foo, z: &Baz) {}
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2018-05-27 12:32:03 +00:00
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impl Foo {
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2018-12-09 22:26:16 +00:00
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fn good(self, a: &mut u32, b: u32, c: &Bar) {}
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2018-05-27 12:32:03 +00:00
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2018-12-09 22:26:16 +00:00
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fn good2(&mut self) {}
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2018-05-27 12:32:03 +00:00
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2018-12-09 22:26:16 +00:00
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fn bad(&self, x: &u32, y: &Foo, z: &Baz) {}
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2018-05-27 12:32:03 +00:00
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2018-12-09 22:26:16 +00:00
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fn bad2(x: &u32, y: &Foo, z: &Baz) {}
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2018-05-27 12:32:03 +00:00
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}
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impl AsRef<u32> for Foo {
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fn as_ref(&self) -> &u32 {
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&self.0
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}
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}
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impl Bar {
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2018-12-09 22:26:16 +00:00
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fn good(&self, a: &mut u32, b: u32, c: &Bar) {}
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2018-05-27 12:32:03 +00:00
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2018-12-09 22:26:16 +00:00
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fn bad2(x: &u32, y: &Foo, z: &Baz) {}
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2018-05-27 12:32:03 +00:00
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}
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2018-11-21 01:57:53 +00:00
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trait MyTrait {
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fn trait_method(&self, _foo: &Foo);
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}
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pub trait MyTrait2 {
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fn trait_method2(&self, _color: &Color);
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}
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impl MyTrait for Foo {
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fn trait_method(&self, _foo: &Foo) {
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unimplemented!()
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}
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}
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2019-07-03 05:15:21 +00:00
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#[allow(unused_variables)]
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mod issue3992 {
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pub trait A {
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#[allow(clippy::trivially_copy_pass_by_ref)]
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fn a(b: &u16) {}
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}
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#[allow(clippy::trivially_copy_pass_by_ref)]
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pub fn c(d: &u16) {}
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}
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2018-05-27 12:32:03 +00:00
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fn main() {
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let (mut foo, bar) = (Foo(0), Bar([0; 24]));
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let (mut a, b, c, x, y, z) = (0, 0, Bar([0; 24]), 0, Foo(0), 0);
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good(&mut a, b, &c);
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2018-07-23 08:33:47 +00:00
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good_return_implicit_lt_ref(&y);
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good_return_explicit_lt_ref(&y);
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2018-05-27 12:32:03 +00:00
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bad(&x, &y, &z);
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foo.good(&mut a, b, &c);
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foo.good2();
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foo.bad(&x, &y, &z);
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Foo::bad2(&x, &y, &z);
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bar.good(&mut a, b, &c);
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Bar::bad2(&x, &y, &z);
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foo.as_ref();
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}
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