export interface NetInfo {
    /**
     * ConnectionType describes the type of connection the device is using to communicate with the network.
     * It is supported in react-native only
     */
    ConnectionType: 'none' | 'wifi' | 'cellular' | 'unknown' | 'bluetooth' | 'ethernet' | 'wimax' | '2g' | '3g' | '4g';
    /**
     * Available on Android. Detect if the current active connection is metered or not.
     *  A network is classified as metered
     * when the user is sensitive to heavy data usage on that connection due to monetary costs,
     *  data limitations or battery/performance issues.
     */
    isConnectionExpensive: () => void;
    /**
     * Available on all platforms. Asynchronously fetch a boolean to determine internet connectivity.
     */
    isConnected: () => void;
    /**
     * Adds an event handler. Supported events:change,connectionChange
     * connectionChange: Fires when the network status changes. The argument to the event handler is an object with keys:
     * type: A ConnectionType (listed above)
     * effectiveType: An EffectiveConnectionType (listed above)change:
     * This event is deprecated. Listen to connectionChange instead.
     *  Fires when the network status changes.
     * The argument to the event handler is one of the deprecated connectivity types listed above.
     */
    addEventListener: (eventName: string, handler: () => void) => void;
    /**
     * Removes the listener for network status changes
     */
    removeEventListener: (eventName: string, handler: () => void) => void;
    /**
     * Returns a promise that resolves to an object with type and effectiveType keys
     * whose values are a ConnectionType and an EffectiveConnectionType, (described above), respectively.
     */
    getConnectionInfo: () => void;
}