Function scrollGap

static/editor.md/lib/codemirror/lib/codemirror.js:2421–2421

(cm)

  }

  function scrollGap(cm) { return scrollerGap - cm.display.nativeBarWidth; }
  function displayWidth(cm) {
    return cm.display.scroller.clientWidth - scrollGap(cm) - cm.display.barWidth;
  }