mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-15 01:17:16 +00:00
154 lines
7.8 KiB
Text
154 lines
7.8 KiB
Text
error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:4:1
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LL | fn distinct_lifetimes<'a, 'b>(_x: &'a u8, _y: &'b u8, _z: u8) {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: `-D clippy::needless-lifetimes` implied by `-D warnings`
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:6:1
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LL | fn distinct_and_static<'a, 'b>(_x: &'a u8, _y: &'b u8, _z: &'static u8) {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:16:1
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LL | fn in_and_out<'a>(x: &'a u8, _y: u8) -> &'a u8 {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:45:1
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LL | fn deep_reference_3<'a>(x: &'a u8, _y: u8) -> Result<&'a u8, ()> {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:50:1
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LL | fn where_clause_without_lt<'a, T>(x: &'a u8, _y: u8) -> Result<&'a u8, ()>
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:62:1
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LL | fn lifetime_param_2<'a, 'b>(_x: Ref<'a>, _y: &'b u8) {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:86:1
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LL | fn fn_bound_2<'a, F, I>(_m: Lt<'a, I>, _f: F) -> Lt<'a, I>
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:120:5
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LL | fn self_and_out<'s>(&'s self) -> &'s u8 {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:129:5
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LL | fn distinct_self_and_in<'s, 't>(&'s self, _x: &'t u8) {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:148:1
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LL | fn struct_with_lt<'a>(_foo: Foo<'a>) -> &'a str {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:178:1
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LL | fn trait_obj_elided2<'a>(_arg: &'a dyn Drop) -> &'a str {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:184:1
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LL | fn alias_with_lt<'a>(_foo: FooAlias<'a>) -> &'a str {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:203:1
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LL | fn named_input_elided_output<'a>(_arg: &'a str) -> &str {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:211:1
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LL | fn trait_bound_ok<'a, T: WithLifetime<'static>>(_: &'a u8, _: T) {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:247:1
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LL | fn out_return_type_lts<'a>(e: &'a str) -> Cow<'a> {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:254:9
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LL | fn needless_lt<'a>(x: &'a u8) {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:258:9
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LL | fn needless_lt<'a>(_x: &'a u8) {}
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:271:9
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LL | fn baz<'a>(&'a self) -> impl Foo + 'a {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:300:5
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LL | fn impl_trait_elidable_nested_named_lifetimes<'a>(i: &'a i32, f: impl for<'b> Fn(&'b i32) -> &'b i32) -> &'a i32 {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:303:5
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LL | fn impl_trait_elidable_nested_anonymous_lifetimes<'a>(i: &'a i32, f: impl Fn(&i32) -> &i32) -> &'a i32 {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:312:5
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LL | fn generics_elidable<'a, T: Fn(&i32) -> &i32>(i: &'a i32, f: T) -> &'a i32 {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:324:5
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LL | fn where_clause_elidadable<'a, T>(i: &'a i32, f: T) -> &'a i32
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:339:5
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LL | fn pointer_fn_elidable<'a>(i: &'a i32, f: fn(&i32) -> &i32) -> &'a i32 {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:352:5
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LL | fn nested_fn_pointer_3<'a>(_: &'a i32) -> fn(fn(&i32) -> &i32) -> i32 {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
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--> $DIR/needless_lifetimes.rs:355:5
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LL | fn nested_fn_pointer_4<'a>(_: &'a i32) -> impl Fn(fn(&i32)) {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: aborting due to 25 previous errors
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