#1358 Add findLastIndex polyfill for old Safari

9e522b033079e47c8c9c26256dc6fa1dbbf20562

Cohee <18619528+Cohee1207@users.noreply.github.com>

public/index.html+1 -1 Viewed

     </div>
     <!-- Script includes -->
 +    <script src="lib/polyfill.js"></script>
     <script src="lib/diff_match_patch.js"></script>
 -    <script src="lib/object-hasown.js"></script>
     <script src="lib/jquery-3.5.1.min.js"></script>
     <script src="lib/jquery-ui.min.js"></script>
     <script src="lib/jquery.transit.min.js"></script>

public/lib/object-hasown.js+0 -4 Viewed

 -// Polyfill for old Safari versions
 -if (!Object.hasOwn) {
 -    Object.hasOwn = function (obj, prop) { return obj.hasOwnProperty(prop); }
 -}

public/lib/polyfill.js+13 -0 Viewed

 +// Polyfills for old Safari versions
 +if (!Object.hasOwn) {
 +    Object.hasOwn = function (obj, prop) { return obj.hasOwnProperty(prop); }
 +}
++
 +if (!Array.prototype.findLastIndex) {
 +    Array.prototype.findLastIndex = function (callback, thisArg) {
 +        for (let i = this.length - 1; i >= 0; i--) {
 +            if (callback.call(thisArg, this[i], i, this)) return i;
 +        }
 +        return -1;
 +    };
 +}