{"ast_node_type":"import","tokens":[{"end":78,"kind":"keyword","start":0,"text":"///"}]}
    /// `&[Option<Ident>]` is used because of code paths shared with `TraitFn`
    /// All argument idents are actually always present (i.e. `Some`), but
    /// and `FnPtrTy`. The sharing is due to all of these cases not allowing