syntax_data: {"ast_node_type":"variable","tokens":[{"end":49,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:     let adt_def_span = if point_at_non_local_ty {
context_before:         tcx.hir_get_if_local(def.did()).and_then(|node| node.ident()).map(|ident| ident.span);
context_after:         adt_def_span.unwrap_or_else(|| tcx.def_span(def.did()))