rust/tests/ui/fmt/format-string-error.rs
2023-01-11 09:32:08 +00:00

56 lines
1.3 KiB
Rust

// ignore-tidy-tab
fn main() {
println!("{");
//~^ ERROR invalid format string: expected `'}'` but string was terminated
println!("{{}}");
println!("}");
//~^ ERROR invalid format string: unmatched `}` found
let _ = format!("{_}", _ = 6usize);
//~^ ERROR invalid format string: invalid argument name `_`
let _ = format!("{a:_}", a = "", _ = 0);
//~^ ERROR invalid format string: invalid argument name `_`
let _ = format!("{a:._$}", a = "", _ = 0);
//~^ ERROR invalid format string: invalid argument name `_`
let _ = format!("{");
//~^ ERROR invalid format string: expected `'}'` but string was terminated
let _ = format!("}");
//~^ ERROR invalid format string: unmatched `}` found
let _ = format!("{\\}");
//~^ ERROR invalid format string: expected `'}'`, found `'\\'`
let _ = format!("\n\n\n{\n\n\n");
//~^ ERROR invalid format string
let _ = format!(r###"
{"###);
//~^ ERROR invalid format string
let _ = format!(r###"
{
"###);
//~^ ERROR invalid format string
let _ = format!(r###"
}
"###);
//~^^^ ERROR invalid format string
let _ = format!(r###"
}
"###);
//~^^^ ERROR invalid format string: unmatched `}` found
println!("{} {} {}", 1, 2);
//~^ ERROR 3 positional arguments in format string, but there are 2 arguments
}