syntax_data: {"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"match"}]}
source_snippet:             match relation.structurally_relate_aliases() {
context_before:         (_, ty::Alias(..)) | (ty::Alias(..), _) if infcx.next_trait_solver() => {
context_after:                 StructurallyRelateAliases::Yes => structurally_relate_tys(relation, a, b),