docs: function pipeBind4(index, slotOffset, v1, v2, v3, v4) {
      var pipeInstance = load(index);
      return isPure(index) ?
          pureFunction4(slotOffset, pipeInstance.transform, v1, v2, v3, v4, pipeInstance) :
          pipeInstance.transform(v1, v2, v3, v4);
  }