code: @SuppressWarnings({"WeakerAccess", "unused"}) // For library users
      public Styler setInput(@NonNull JSONObject result, @NonNull String attribute) {
          return setInput(result, attribute, false);
      }
docs: Sets the input to highlight.
  
  @param result    a JSONObject containing our attribute.
  @param attribute the attribute to highlight.
  @return a {@link Styler} to specify the style before rendering.