macrofied-toolbox 0.4.2

This library provides an ergonomic experience of adding debugging messages to rust's Result<T,E> and Option<T> patterns
Documentation 
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use proc_macro2::{Ident, Span, TokenStream};

use crate::common::Capture;

pub fn build_captured(captured: &Option<Capture>) -> TokenStream {
    match captured {
        Some(captured) => {
            let captured_ident = Ident::new(&captured.identifier, Span::call_site());

            match (captured.reference, captured.mutable) {
                (false, false) =>
                    quote! { #captured_ident },
                (true, false) =>
                    quote! { &#captured_ident },
                (true, true) =>
                    quote! { &mut #captured_ident },
                (false, true) =>
                    quote! { mut #captured_ident },
            }
        }
        None => quote! { _ }
    }
}