Function more

static/editor.md/lib/codemirror/mode/rust/rust.js:174–178

(type)

  function commasep(comb, end) {
    function more(type) {
      if (type == ",") return cont(comb, more);
      if (type == end) return cont();
      return cont(more);
    }
    return function(type) {
      if (type == end) return cont();
      return pass(comb, more);