e0d9d470df
* Find ref prefix span for owned suggestions * Improve missing lifetime suggestions for `&mut str`
29 lines
860 B
Rust
29 lines
860 B
Rust
//! Regression test for <https://github.com/rust-lang/rust/issues/150077>
|
|
//! Tests that `&mut T` suggests `T`, not `mut T`, `&mut str` suggests `String`, not `str`,
|
|
//! when recommending an owned value.
|
|
fn with_fn(_f: impl Fn() -> &mut ()) {}
|
|
//~^ ERROR: missing lifetime specifier
|
|
|
|
fn with_ref_mut_str(_f: impl Fn() -> &mut str) {}
|
|
//~^ ERROR: missing lifetime specifier
|
|
|
|
fn with_fn_has_return(_f: impl Fn() -> &mut ()) -> i32 {
|
|
//~^ ERROR: missing lifetime specifier
|
|
2
|
|
}
|
|
|
|
fn with_dyn(_f: Box<dyn Fn() -> &mut i32>) {}
|
|
//~^ ERROR: missing lifetime specifier
|
|
|
|
fn trait_bound<F: Fn() -> &mut i32>(_f: F) {}
|
|
//~^ ERROR: missing lifetime specifier
|
|
|
|
fn nested_result(_f: impl Fn() -> Result<&mut i32, ()>) {}
|
|
//~^ ERROR: missing lifetime specifier
|
|
|
|
struct Holder<F: Fn() -> &mut i32> {
|
|
//~^ ERROR: missing lifetime specifier
|
|
f: F,
|
|
}
|
|
|
|
fn main() {}
|