dist/fitty.module.js
function shouldRedraw(f) {
    return f.dirty !== DrawState.DIRTY_LAYOUT || f.dirty === DrawState.DIRTY_LAYOUT && f.element.parentNode.clientWidth !== f.availableWidth;
  }
function shouldRedraw(f) {
    return f.dirty !== DrawState.DIRTY_LAYOUT || f.dirty === DrawState.DIRTY_LAYOUT && f.element.parentNode.clientWidth !== f.availableWidth;
  }
function shouldRedraw ( f ) { return f . dirty !== DrawState . DIRTY_LAYOUT || f . dirty === DrawState . DIRTY_LAYOUT && f . element . parentNode . clientWidth !== f . availableWidth ; }
should always redraw if is not dirty layout, if is dirty layout, only redraw if size has changed
should always redraw if is not dirty layout if is dirty layout only redraw if size has changed