syntax_data: {"ast_node_type":"variable","tokens":[{"end":73,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:                         if let Some(assigned_ty) = self.assignment_info {
context_before:                     } else if adt_def.is_union() {
context_after:                             if assigned_ty.needs_drop(self.tcx, self.typing_env) {