rust/tests/ui/fmt/suggest-wrongly-order-forma...

26 lines
622 B
Rust

//! Regression test for https://github.com/rust-lang/rust/issues/129966
//!
//! Ensure we provide suggestion for wrongly ordered format parameters.
//@ run-rustfix
#![allow(dead_code)]
#[derive(Debug)]
struct Foo(u8, u8);
fn main() {
let f = Foo(1, 2);
println!("{f:?#}");
//~^ ERROR invalid format string: expected `}`, found `#`
//~| HELP did you mean `#?`?
println!("{f:?x}");
//~^ ERROR invalid format string: expected `}`, found `x`
//~| HELP did you mean `x?`?
println!("{f:?X}");
//~^ ERROR invalid format string: expected `}`, found `X`
//~| HELP did you mean `X?`?
}