syntax_data: {"ast_node_type":"other","tokens":[{"end":86,"kind":"keyword","start":0,"text":"self.lower_variant_or_leaf(res,"}]}
source_snippet:                 self.lower_variant_or_leaf(res, pat.hir_id, pat.span, ty, subpatterns)
context_before:                 let subpatterns = self.lower_tuple_subpats(pats, variant_def.fields.len(), ddpos);
context_after:             }