pub const DEFAULT_EDITION: Edition = Edition::Edition2015;
impl fmt::Display for Edition {
- fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+ fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
let s = match *self {
Edition::Edition2015 => "2015",
Edition::Edition2018 => "2018",