syntax_data: {"ast_node_type":"other","tokens":[{"end":15,"kind":"keyword","start":0,"text":"trait_impls"}]}
source_snippet:     trait_impls
context_before:     // by a flattened version of the `DefIndex`.
context_after:         .sort_unstable_by_key(|def_id| (-(def_id.krate.as_u32() as i64), def_id.index.index()));