{"ast_node_type":"other","tokens":[{"end":33,"kind":"keyword","start":0,"text":"providers.expn_that_defined"}]}
    providers.expn_that_defined =
        |tcx, trait_id| tcx.resolutions(()).trait_impls.get(&trait_id).map_or(&[], |xs| &xs[..]);
        |tcx, id| tcx.resolutions(()).expn_that_defined.get(&id).copied().unwrap_or(ExpnId::root());