};
// Grab part of the literal after prefix, if present.
- let (prefix, mut sans_prefix) = if let Radix::Decimal = radix {
+ let (prefix, mut sans_prefix) = if radix == Radix::Decimal {
(None, lit)
} else {
let (p, s) = lit.split_at(2);
}
if let Some((separator, exponent)) = self.exponent {
- output.push_str(separator);
- Self::group_digits(&mut output, exponent, group_size, true, false);
+ if exponent != "0" {
+ output.push_str(separator);
+ Self::group_digits(&mut output, exponent, group_size, true, false);
+ }
}
if let Some(suffix) = self.suffix {
// The exponent may have a sign, output it early, otherwise it will be
// treated as a digit
- if let Some('-') = digits.clone().next() {
+ if digits.clone().next() == Some('-') {
let _ = digits.next();
output.push('-');
}