{"ast_node_type":"other","tokens":[{"end":99,"kind":"keyword","start":0,"text":"///"}]}
/// separator, and `*` is the Kleene operator. This function is specifically concerned with parsing
/// For example, in a pattern such as `$(a),*`, `a` is the pattern to be repeated, `,` is the
/// the last two tokens of such a pattern: namely, the optional separator and the Kleene operator