export declare class StatsigUninitializedError extends Error {
    constructor(message?: string);
}
export declare class StatsigInvalidArgumentError extends Error {
    constructor(message?: string);
}
export declare class StatsigSDKKeyMismatchError extends Error {
    constructor(message?: string);
}
export declare class StatsigInitializationTimeoutError extends Error {
    constructor(timeoutMs: number);
}