export declare function retryOnError<T>(fnToRetry: () => Promise<T>, errorSubstrings: string[], retryLimit: number, delayMs?: number): Promise<T>;
/**
 * Performs a deep comparison between two values to determine if they are equivalent.
 *
 * @param a The first value to compare.
 * @param b The second value to compare.
 * @param cache A WeakMap to handle circular references. Should not be provided by the caller.
 * @returns `true` if the values are deeply equal, `false` otherwise.
 */
export declare function deepEquals(a: any, b: any, cache?: WeakMap<object, WeakSet<object>>): boolean;