syntax_data: {"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"elaborate::supertrait_def_ids(tcx,"}]}
source_snippet:                 elaborate::supertrait_def_ids(tcx, principal_def_id)
context_before:             .chain(a_data.principal_def_id().into_iter().flat_map(|principal_def_id| {
context_after:                     .filter(|def_id| tcx.trait_is_auto(*def_id))