motoko 0.0.32

A library for parsing and running Motoko in Rust
Documentation 
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use crate::ast::{Dec, Dec_, Delim, Exp};

pub fn get_one<T: Clone>(d: Delim<T>) -> Result<T, Delim<T>> {
    if d.vec.len() == 1 && !d.has_trailing {
        Ok(d.vec.into_iter().next().unwrap())
    } else {
        Err(d)
    }
}

pub fn dec_node_into_exp(d: Dec_) -> Exp {
    match &d.0 {
        Dec::Exp(e) => e.as_ref().data_clone(),
        _ => Exp::Block(Delim {
            vec: vec![d].into(),
            has_trailing: false,
        }),
    }
}

/*
pub fn dec_node_into_exp_(d: Dec_) -> Exp_ {
    match d.as_ref().0 {
        Dec::Exp(e) => e,
        _ => NodeData(Exp::Block(Delim {
            vec: vec![d].into(),
            has_trailing: false,
        }), d.1).share(),
    }
}
*/
// pub fn node<T>(value: T, src: Source) -> Node<T> {
//     NodeData(value, src).share()
// }