syntax_data: {"ast_node_type":"function","tokens":[{"end":89,"kind":"keyword","start":0,"text":"fn"}]}
source_snippet: fn has_rustc_mir_with(tcx: TyCtxt<'_>, def_id: DefId, name: Symbol) -> Option<MetaItem> {
context_after:     for attr in tcx.get_attrs(def_id, sym::rustc_mir) {