syntax_data: {"ast_node_type":"other","tokens":[{"end":34,"kind":"keyword","start":0,"text":"Ty::new_tup(interner,"}]}
source_snippet:         Ty::new_tup(interner, tys)
context_before:     fn new_tup(interner: TyCtxt<'tcx>, tys: &[Ty<'tcx>]) -> Self {
context_after:     }