function getCompositeRect()

in _/js/bootstrap.bundle.js [3170:3209]

• 30 lines of code
• 10 McCabe index (conditional complexity)

  function getCompositeRect(elementOrVirtualElement, offsetParent, isFixed) {
    if (isFixed === void 0) {
      isFixed = false;
    }

    var isOffsetParentAnElement = isHTMLElement(offsetParent);
    var offsetParentIsScaled = isHTMLElement(offsetParent) && isElementScaled(offsetParent);
    var documentElement = getDocumentElement(offsetParent);
    var rect = getBoundingClientRect(elementOrVirtualElement, offsetParentIsScaled, isFixed);
    var scroll = {
      scrollLeft: 0,
      scrollTop: 0
    };
    var offsets = {
      x: 0,
      y: 0
    };

    if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
      if (getNodeName(offsetParent) !== 'body' || // https://github.com/popperjs/popper-core/issues/1078
      isScrollParent(documentElement)) {
        scroll = getNodeScroll(offsetParent);
      }

      if (isHTMLElement(offsetParent)) {
        offsets = getBoundingClientRect(offsetParent, true);
        offsets.x += offsetParent.clientLeft;
        offsets.y += offsetParent.clientTop;
      } else if (documentElement) {
        offsets.x = getWindowScrollBarX(documentElement);
      }
    }

    return {
      x: rect.left + scroll.scrollLeft - offsets.x,
      y: rect.top + scroll.scrollTop - offsets.y,
      width: rect.width,
      height: rect.height
    };
  }