syntax_data: {"ast_node_type":"other","tokens":[{"end":42,"kind":"keyword","start":0,"text":"match"}]}
source_snippet:     match tcx.hir_node_by_def_id(def_id) {
context_before: fn defaultness(tcx: TyCtxt<'_>, def_id: LocalDefId) -> hir::Defaultness {
context_after:         hir::Node::Item(hir::Item {