fix(popper): Resolving issue where PopoverArrow would have different border than contents #6412
+52
−13
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Closes #5934.
📝 Description
PopoverArrow used a box-shadow with blur to generate the borders on it's edges. This resulted in a blurry border, when the border of the rest of the popover was solid. This was particularly noticeable on dark backgrounds.
⛳️ Current behavior (updates)
PopoverArrow always had blurred border, which was detatched from the Popover content.
🚀 New behavior
PopoverArrow will have the same border as the rest of the PopOver or Tooltip.
This PR uses variations of border to generate the borders, rather than a box-shadow implementation.
By using transparent borders on the interior edges of the arrow, we can eliminate the overlap typically seen with border implementations. This results in accurate borders which match the rest of the container.
Here is a minimum CSS implementation of adding a transparent border on right side, compared to no transparent border on left:
This PR also removes the now unused
getBoxShadow
function frompackages/popper/src/utils.ts
💣 Is this a breaking change (Yes/No):
No
Additional Information
Not sure if this small visual change requires a test, but I can add one if necessary.