auto_enums_derive 0.5.6

This library provides an attribute macro like a wrapper of `#[derive]`, implementing the supported traits and passing unsupported traits to `#[derive]`.
Documentation 
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use crate::utils::*;

pub(crate) const NAME: &[&str] = &["Index"];

pub(crate) fn derive(data: &Data, stack: &mut Stack<ItemImpl>) -> Result<()> {
    derive_trait!(
        data,
        parse_quote!(::core::ops::Index)?,
        parse_quote! {
            trait Index<__Idx> {
                type Output;
                #[inline]
                fn index(&self, index: __Idx) -> &Self::Output;
            }
        }?,
    )
    .map(|item| stack.push(item))
}