compose-idents 0.3.0

A Rust macro for generating new identifiers (names of variables, functions, traits, etc) by concatenating one or more arbitrary parts and applying other manipulations.
Documentation 
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use crate::ast::{Alias, AliasSpecItem, AliasValue};
use crate::util::unique_id::next_unique_id;
use std::rc::Rc;
use syn::parse::{Parse, ParseStream};
use syn::Token;

impl Parse for AliasSpecItem {
    fn parse(input: ParseStream) -> syn::Result<Self> {
        let alias: Alias = input.parse()?;
        input.parse::<Token![=]>()?;

        let value: AliasValue = input.parse()?;

        Ok(AliasSpecItem::new(
            next_unique_id(),
            Rc::new(alias),
            Rc::new(value),
        ))
    }
}