Edge: SCRIPT1028: Expected identifier, string or number

Question

My page works fine in Chrome and Firefox:

However, when I try to load this page in Edge, the questions and answers disappear. Only the categories are posted. Also,

Answer 1

As of 2020-05-12 this will work in Microsoft Edge. Tested version: Microsoft Edge Version 81.0.416.72 (Official build) (64-bit)

https://www.microsoft.com/en-us/edge

The following lines of code caused the exception SCRIPT1028: Expected identifier, string or number but when updating everything worked:

return {
    ...state,
    products: [...state.products, ...action.payload],
};