type TPredicate = (value: any) => boolean;
/**
 * finds array index of array object which matches predicate
 * @param array {Array}
 * @param predicate {Function}
 * @returns {number} || {undefined}
 */
export declare const findIndex: (array: any[], predicate: TPredicate) => number;
/**
 * Removes false and null values from array
 * @param array {Array}
 * @returns {Array}
 */
export declare const compact: (array: any[]) => any[];
/**
 * finds an array elements which matches the predicate
 * @param array {Array}
 * @param predicate {Function}
 * @returns {any} || {undefined}
 */
export declare const find: (array: any[], predicate: TPredicate) => any;
/**
 * compares OpenrpcDocuments
 *
 * @param doc1 {OpenrpcDocument}
 * @param doc2 {OpenrpcDocument}
 * @returns {boolean}
 */
export declare const rpcDocIsEqual: (doc1: any, doc2: any) => boolean;
export {};