crates/elfmind/src/noun/item.rs


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use crate::knowledge::*;

#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub enum Item {
    Apple,
    BallroomKey,
    Lumi,
}
impl From<Item> for Noun { fn from(x: Item) -> Self {Noun::Item(x)} }
impl TryFrom<Noun> for Item {
    type Error = ();
    fn try_from(v: Noun) -> Result<Self, Self::Error> {
        if let Noun::Item(x) = v { Ok(x) } else { Err(()) }
    }
}
impl DisplayNoun for Item {
    fn display_noun(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "{:?}", self)
    }
}