Function formaybein

src/cm/javascript.js:337–340

(type, value)

    return cont(forspec2);
  }
  function formaybein(type, value) {
    if (value == "in") return cont(expression);
    return cont(maybeoperator, forspec2);
  }
  function forspec2(type, value) {
    if (type == ";") return cont(forspec3);
    if (value == "in") return cont(expression);