@0⦊fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
if true⦉@0 {
if @1⦊false⦉@1 {
while @4,5⦊true⦉@4,5 @6,8⦊{
}⦉@6,8
}@3⦊‸⦉@3
@9,10,11,12⦊write!(f, "error")⦉@9,10,11,12@14,16,17,18⦊?⦉@14,16,17,18;
} else @2⦊{
}⦉@2
@19⦊Ok(())⦉@19
}@20⦊‸⦉@20