debug ? (this.state.isVisible ? "partially visible" : "hidden") : null;
debug
  ? this.state.isVisible && somethingComplex
    ? "partially visible"
    : "hidden"
  : null;

(a) =>
  a
    ? () => {
        a;
      }
    : () => {
        a;
      };
(a) => (a ? a : a);
(a) =>
  a ? aasdasdasdasdasdasdaaasdasdasdasdasdasdasdasdasdasdasdasdasdaaaaaa : a;