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// 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
}
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