pub fn impl_generics(
    generics: Generics,
    item_generics: &Generics,
    subst: &TokenStream
) -> (TokenStream, TokenStream)
Expand description

Generate (impl_generics, where_clause) tokens

This is the equivalent of the first and third items output by syn::Generics::split_for_impl. Any instance of trait as a parameter bound is replaced by subst.

Note: the ty_generics generated by syn::Generics::split_for_impl may be used directly.