Using [`quote_spanned!`](https://docs.rs/quote/1.0.2/quote/macro.quote_spanned.html), you can apply def-site hygeine to the uses of `lazy_static` and `regex` so as to avoid needing to re-export them.
Using
quote_spanned!, you can apply def-site hygeine to the uses oflazy_staticandregexso as to avoid needing to re-export them.