Post #2392961

@leaverou@front-end.social I voted A, because —arg is defined as type . I would vote B for untyped —arg. Because this what @-function does and I would expect @-mixin to work the same way, in terms of resolving em to px or not. Example (only work in Chrome): https://codepen.io/ziadkh0/pen/WbGdWdb