fn main() { | |
let ok = "{{everything fine}}"; | |
let bad = "\{it is wrong\}"; | |
//~^ ERROR unknown character escape: { | |
//~^^ HELP if used in a formatting string, curly braces are escaped with `{{` and `}}` | |
//~^^^ ERROR unknown character escape: } | |
//~^^^^ HELP if used in a formatting string, curly braces are escaped with `{{` and `}}` | |
} |