syntax_data: {"ast_node_type":"other","tokens":[{"end":18,"kind":"keyword","start":0,"text":");"}]}
source_snippet:                 );
context_before:                     tcx.require_lang_item(hir::LangItem::DiscriminantKind, DUMMY_SP),
context_after:                 Ty::new_projection_from_args(tcx, assoc_items[0], tcx.mk_args(&[self.into()]))