Function set

src/polyfill/bigint64array.js:64–76

(source, targetOffset)

            return proxy;
          },
          set(source, targetOffset) {
            targetOffset ??= 0;
            if (2 * (source.length + targetOffset) > array.length) {
              // This is the Chrome error message
              // Firefox: "invalid or out-of-range index"
              throw new RangeError("offset is out of bounds");
            }
            for (var i = 0; i < source.length; i++) {
              var value = source[i];
              var pair = bigIntToParts(value);
              array.set(pair, 2 * (targetOffset + i));
            }
          },
        },
        {
          get(target, idx, receiver) {