Function getDiffIcons

docs/app/js/sanddance-app.js:99454–99476

(data, getIcon, cachedIcons)

    };
}
function getDiffIcons(data, getIcon, cachedIcons) {
    if (!data || !getIcon) return null;
    cachedIcons = cachedIcons || {};
    var icons = {};
    var _createIterable = (0, _core2.createIterable)(data), iterable = _createIterable.iterable, objectInfo = _createIterable.objectInfo;
    var _iterator = _createForOfIteratorHelper(iterable), _step;
    try {
        for(_iterator.s(); !(_step = _iterator.n()).done;){
            var object = _step.value;
            objectInfo.index++;
            var icon = getIcon(object, objectInfo);
            var id = getIconId(icon);
            if (!icon) throw new Error("Icon is missing.");
            if (!icon.url) throw new Error("Icon url is missing.");
            if (!icons[id] && (!cachedIcons[id] || icon.url !== cachedIcons[id].url)) icons[id] = icon;
        }
    } catch (err) {
        _iterator.e(err);
    } finally{
        _iterator.f();
    }
    return icons;
}
var IconManager = function() {
    function IconManager1(gl, _ref2) {
        var _ref2$onUpdate = _ref2.onUpdate, onUpdate = _ref2$onUpdate === void 0 ? noop : _ref2$onUpdate;