{"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"ExprKind::Index(main_expression,"}]}
                ExprKind::Index(main_expression, index_expression, span) =>
                    visit_visitable!($($mut)? vis, subexpression, ident),
                    visit_visitable!($($mut)? vis, main_expression, index_expression, span),