tests/ui/parser/unclosed_delim_mod.rs - toolchain/rustc - Git at Google

 fn main() {}

 pub struct Value {}
 pub fn new() -> Result<Value, ()> {
     Ok(Value {
     }
 }
 //~^ ERROR mismatched closing delimiter
	fn main() {}

	pub struct Value {}
	pub fn new() -> Result<Value, ()> {
	Ok(Value {
	}
	}
	//~^ ERROR mismatched closing delimiter