Code shared from the Rust Playground

playground.rs

fn main() {
    println!("Hello, world!");
}

// rustfmt dose not work  Self::LuckyCookieMonkeyMondeySunday
// rustfmt dose not work  Self::FooBarBazHogeFugaPiyoJapan
impl fmt::Display for Foo {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        match self {
Self::LuckyCookieMonkeyMondeySunday{position,op_code,address}=>format!("xyz xyz yes yes no no ABCDEFGHIJK abcdefghijk {} (foo bar baz {}) abcdefghijkl  ({})",position,op_code,address).fmt(f),
            Self::ThisIsAPen { ppap } => format!("{} is Password security?", ppap).fmt(f),
Self::FooBarBazHogeFugaPiyoJapan{position,op_code,address}=>format!("xyz xyz yes yes no no ABCDEFGHIJK abcdefghijk {} (foo bar baz {}) abcdefghijkl  ({})",position,op_code,address).fmt(f),
            Self::Season(month) => {
                format!("This is {}. There are 4 seasons in Japan!", month).fmt(f)
            }
        }
    }
}

impl fmt::Display for FooBar {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        match self {
            Self::ApplePieX { foo, bar } => format!("Apple {} {}", foo, bar).fmt(f),
            Self::AccessPermissionDenied { foo, bar, baz } => {
                format!("Cherry {}{}{} !", foo, bar, baz).fmt(f)
            }
            Self::MonkeyKidsX { age, country } => {
                format!("Monkey is {} years old in {}", age, country).fmt(f)
            }
            Self::JapanesePeopleX { reason } => {
                format!("Why? Japanese People? because {}", reason).fmt(f)
            }
            Self::ComputerScienceX { difficulty } => {
                format!("computer science is very {}", difficulty).fmt(f)
            }
            Self::ThisIsAPenX { ppap } => format!("{} is Password security?", ppap).fmt(f),
            Self::SeasonX(month) => {
                format!("This is {}. There are 4 seasons in Japan!", month).fmt(f)
            }
        }
    }
}