syntax_data: {"ast_node_type":"function","tokens":[{"end":65,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn new_diverging_default(tcx: TyCtxt<'tcx>) -> Ty<'tcx> {
context_before:     #[inline]
context_after:         if tcx.features().never_type_fallback() { tcx.types.never } else { tcx.types.unit }