export * from './type-utils';
/**
 * Search search each object in "objects", right to left, for a key and returns the value.
 * Fallback object must have the key.
 * @param key
 * @param fallback
 * @param objects
 * @returns
 */
export declare function findProp<T, P extends keyof T>(key: P, fallback: T, ...objects: any[]): T[P];
export declare function isSymbol(obj: any): obj is symbol;
export declare function isTdmPropertyKey(obj: any): obj is TdmPropertyKey;
export declare function noop(...args: any[]): void;
/**
 * returns an object with a promise, resolver and rejector.
 * @returns
 */
export declare function promiser<T>(): {
    resolve: (result?: T) => void;
    reject: (error: any) => void;
    promise: Promise<T>;
};
export declare const array: {
    findRemove: <T>(arr: T[], predicate: (value: T) => boolean, thisArg?: any) => T;
    flatten<T>(array: T[][]): T[];
};