syntax_data: {"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:     // Used to split a single value into the two fields in `TyKind::FnPtr`.
context_after:     pub fn split(self) -> (ty::Binder<I, FnSigTys<I>>, FnHeader<I>) {