@instructure/quiz-interactions/lib/util/setFromArray.js

A React UI component Library for quiz interaction types.

// IE11 ignores arguments passed into the Set constructor,
// so construct the set from a specified array manually.
export default function(ary) {
    var set = new Set();
    ary.forEach(function(elem) {
        return set.add(elem);
    });
    return set;
};