office-ui-fabric-react/lib-amd/utilities/groupedList/GroupedListUtility.js

Reusable React components for building experiences for Office 365.

define(["require", "exports"], function (require, exports) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    /**
     * Takes an array of groups and returns a count of the groups and all descendant groups.
     * @param groups - The array of groups to count.
     */
    exports.GetGroupCount = function (groups) {
        var total = 0;
        if (groups) {
            var remainingGroups = groups.slice();
            var currentGroup = void 0;
            while (remainingGroups && remainingGroups.length > 0) {
                ++total;
                currentGroup = remainingGroups.pop();
                if (currentGroup && currentGroup.children) {
                    remainingGroups.push.apply(remainingGroups, currentGroup.children);
                }
            }
        }
        return total;
    };
});
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