{"ast_node_type":"other","tokens":[{"end":83,"kind":"keyword","start":0,"text":"hir::ExprKind::Field(ref"}]}
            hir::ExprKind::Field(ref e, _) => self.propagate_through_expr(e, succ),
            hir::ExprKind::Path(_) => succ,
            _ => self.propagate_through_expr(expr, succ),