Right now preview3-shim is not filled out yet, though implementation was started (thanks @MendyBerger!) -- now that P2 browser shim is no longer experimental we should be able to mostly reuse implementations and fill out the rest of the functionality (and add appropriate tests)
Right now preview3-shim is not filled out yet, though implementation was started (thanks @MendyBerger!) -- now that P2 browser shim is no longer experimental we should be able to mostly reuse implementations and fill out the rest of the functionality (and add appropriate tests)