function rotateHistory()

in static/js/com/cookie-banner.js [377:398]

• 22 lines of code
• 8 McCabe index (conditional complexity)

    function rotateHistory(n) {
      if (history.length == 0) return;
      ringn += n;
      if (ringn < 0) ringn = history.length;
      else if (ringn > history.length) ringn = 0;
      var prevText = promptText;
      if (ringn == 0) {
        promptText = restoreText;
      } else {
        promptText = history[ringn - 1];
      }
      if (config.historyPreserveColumn) {
        if (promptText.length < column + 1) {
          column = promptText.length;
        } else if (column == 0) {
          column = promptText.length;
        }
      } else {
        column = promptText.length;
      }
      updatePromptDisplay();
    }