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macro_rules! spacer {
    ($name:ident, $prefix:literal) => {
        #[derive(Clone, PartialEq, Eq, Ord, PartialOrd, Copy, Debug)]
        pub enum $name {
            None,
            XSmall,
            Small,
            Medium,
            Large,
            XLarge,
            XXLarge,
        }

        impl $name {
            pub fn as_class(&self) -> &str {
                match self {
                    Self::None => concat!($prefix, "-none"),
                    Self::XSmall => concat!($prefix, "-xs"),
                    Self::Small => concat!($prefix, "-sm"),
                    Self::Medium => concat!($prefix, "-md"),
                    Self::Large => concat!($prefix, "-lg"),
                    Self::XLarge => concat!($prefix, "-xl"),
                    Self::XXLarge => concat!($prefix, "-2xl"),
                }
            }
        }

        impl ToString for $name {
            fn to_string(&self) -> String {
                self.as_class().into()
            }
        }
    };
}

spacer!(Spacer, "pf-m-spacer");
spacer!(SpaceItems, "pf-m-space-item");