syntax_data: {"ast_node_type":"variable","tokens":[{"end":37,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:     let name = s.ast().ident.clone();
context_before:     let (_, ty_generics, _) = s.ast().generics.split_for_impl();
context_after:     let self_ty: syn::Type = parse_quote! { #name #ty_generics };