import type { Fraction, MinMax, ToBnInputs, ToBnOptions } from './types';
import { BigNumber as BigNumberJS } from 'bignumber.js';
import { BigNumber } from '@ethersproject/bignumber';
import BN from 'bn.js';
export declare const EVM_NUMBER: RegExp;
export declare const EVM_HEX: RegExp;
export declare const EVM_EMPTY_ADDR: RegExp;
export declare const EVM_ADDRESS: RegExp;
export declare const EVM_HASH: RegExp;
export declare const TWITTER_REGEX: RegExp;
export declare function isTwitterUrl(url: string): boolean;
export declare function getTwitterUsername(url: string): string | undefined;
export declare const saveParse: <T = any>(data: string, errorHandler?: Function) => T | undefined;
export declare function toSha256Hex(str: string): string;
/**
 * Checks if a piece of code is valid JSON
 * @date 5/24/2022 - 12:20:00 AM
 *
 * @export
 * @param {string} code containing a piece of JSON code
 * @returns {code is string}
 */
export declare function isValidJSON(code: string): boolean;
export declare class ToJSON_WithSpaces_Options {
    insideObjectBraces: boolean;
    insideArrayBrackets: boolean;
    betweenPropsOrItems: boolean;
    betweenPropNameAndValue: boolean;
}
export declare function ToJSON_WithSpaces(obj: any, options?: Partial<ToJSON_WithSpaces_Options>): string;
export declare function formatJSON(input: string, options?: Partial<ToJSON_WithSpaces_Options>): string;
export declare const genRanHex: (size: number) => string;
export declare function isError(candidate: any): candidate is Error;
export declare function createError(message: string | Error, ...metaData: any[]): Error;
export declare function compare(candidate: string, comparator: string, checkAddr?: boolean): boolean;
export declare function findHex(str: string, _type?: 'hex' | 'address' | 'keccak', match?: RegExp): string[];
export declare function isEtherAddress(query: string): boolean;
export declare function isKeccakHash(query: string): boolean;
export declare function isAddress(query: string): boolean;
export declare function toHEX(input: string): string;
export declare function fromHEX(input: string): string;
export declare function isHEX(input: string): boolean;
export declare function toUint(inputValue: number | string): string;
export declare function parseUint(inputValue: number | string | BigNumber, add0x?: boolean): string;
export declare function toSHA3(data: any): string;
export declare function isNumber(query: string): boolean;
export declare function strip0x(input: string): string;
/**
 * Calculates the checksum address of an EVM address.
 * @date 11.7.2023 - 20:50:02
 *
 * @export
 * @param {string} address - The EVM address (with or without '0x' prefix).
 * @returns {string} The checksum address.
 */
export declare function toChecksumAddress(address: string): string;
/**
 * Returns the Unix timestamp (number of seconds since January 1, 1970) rounded up to the nearest second.
 * @date 8.3.2023 - 09:53:47
 *
 * @export
 * @returns {number} - The Unix timestamp in seconds.
 */
export declare function timestamp(): number;
/**
 * Returns a promise that resolves after a given number of milliseconds.
 * @date 8.3.2023 - 09:54:22
 *
 * @export
 * @param {number} ms - The number of milliseconds to wait before resolving the promise.
 * @returns {Promise<void>} - A promise that resolves after the specified number of milliseconds
 */
export declare function sleep(ms: number): Promise<void>;
/**
 * Converts a Unix timestamp to a date string in the format "MM/DD/YYYY HH:MM:SS".
 * @date 8.3.2023 - 09:55:03
 *
 * @export
 * @param {number} ts - The Unix timestamp in seconds.
 * @returns {string} - The date string in the format "MM/DD/YYYY HH:MM:SS".
 */
export declare function ts2date(ts: number): string;
/**
 * Formats a date object as a string in the format "YYYY-MM-DD".
 * @date 8.3.2023 - 09:56:08
 *
 * @export
 * @param {Date} date - The date object to format.
 * @returns {string} The formatted date string in the format "YYYY-MM-DD".
 */
export declare function formatMMDDYYYY(date: Date): string;
/**
 * Converts a number of seconds to a human-readable string in the format "X units".
 * @date 8.3.2023 - 09:56:41
 *
 * @export
 * @param {number} seconds - The number of seconds to convert.
 * @param {?string} [tags=''] - (optional) The HTML tags to wrap around the unit name. Defaults to an empty string.
 * @returns {string} The human-readable string in the format "X units".
 */
export declare function sec2read(seconds: number, tags?: string): string;
/**
 * Returns the time part of a Date object in the format "HH:MM:SS" or "HH:MM:SS:MS" if addMS is true.
 * @date 8.3.2023 - 09:57:48
 *
 * @export
 * @param {Date} date - The Date object to format.
 * @param {?boolean} [addMS] - Optional. Whether to include the milliseconds part in the returned string.
 * @returns {string} - The time part of the Date object in the specified format.
 */
export declare function formatHHMMSS(date: Date, addMS?: boolean): string;
/**
 * Returns an array of strings representing the days of the specified month and year.
 * Each string in the array has the format "DD-dayName", where "DD" is the day of the month and "dayName" is the name of the day (e.g. "01-Sun").
 * @date 8.3.2023 - 09:59:43
 *
 * @export
 * @param {number} year - The year of the month to get days for.
 * @param {number} month - The month to get days for (1-based).
 * @returns {string[]} - An array of strings representing the days of the specified month and year.
 */
export declare function getDaysArray(year: number, month: number): string[];
/**
 * Converts the specified input into a big number object.
 * @date 8.3.2023 - 08:25:00
 *
 * @export
 * @param {ToBnInputs} input The input to convert.
 * @param {ToBnOptions} [options={}]  Options for the conversion.
 * @param {?BnTypes} options.type - The library to use for big number conversion. Defaults to 'bignumber.js'.
 * @param {?number} options.base - The base to use when converting from a string. Only used for 'bignumber.js'.
 * @returns {BN | BigNumber | BigNumberJS | bigint} The input as a big number object.
 */
export declare function toBN(input: ToBnInputs, options?: ToBnOptions): BN | BigNumber | BigNumberJS | bigint;
/**
 * Converts a number to a pretty string with thousands separators.
 * @date 8.3.2023 - 08:30:06
 *
 * @export
 * @param {(string | number | BigNumber | BigNumberJS)} input The input number as a string, number, BigNumber, or BigNumberJS.
 * @returns {string} The input number as a pretty string.
 */
export declare function prettyNum(input: string | number | BigNumber | BigNumberJS): string;
/**
 * Computes the sum of an array of numbers or BigNumbers.
 * @date 8.3.2023 - 08:30:17
 *
 * @export
 * @param {(string | number | BigNumber | BigNumberJS)[]} inputs The array of numbers or BigNumbers to sum.
 * @returns {BigNumberJS} The sum of the input array as a BigNumberJS.
 */
export declare function sum(inputs: (string | number | BigNumber | BigNumberJS)[]): BigNumberJS;
/**
 * Computes the mean of an array of numbers or BigNumbers.
 * @date 8.3.2023 - 08:30:11
 *
 * @export
 * @param {(string | number | BigNumber | BigNumberJS)[]} inputs The array of numbers or BigNumbers to compute the mean of.
 * @returns {BigNumberJS} The mean of the input array as a BigNumberJS.
 */
export declare function mean(inputs: (string | number | BigNumber | BigNumberJS)[]): BigNumberJS;
/**
 * Computes the minimum and maximum values of an array of numbers or BigNumbers.
 * @date 8.3.2023 - 08:30:50
 *
 * @export
 * @param {(string | number | BigNumber | BigNumberJS)[]} items The array of numbers or BigNumbers to compute the minimum and maximum of.
 * @returns {MinMax} An object containing the minimum and maximum values as BigNumberJS instances.
 */
export declare function minMax(items: (string | number | BigNumber | BigNumberJS)[]): MinMax;
/**
 * Computes the minimum value of an array of numbers or BigNumbers.
 * @date 8.3.2023 - 08:30:56
 *
 * @export
 * @param {(string | number | BigNumber | BigNumberJS)[]} items The array of numbers or BigNumbers to compute the minimum of.
 * @returns {(BigNumberJS)} The minimum value of the input array as a BigNumberJS.
 */
export declare function min(items: (string | number | BigNumber | BigNumberJS)[]): BigNumberJS;
/**
 * Computes the maximum value of an array of numbers or BigNumbers.
 * @date 8.3.2023 - 08:31:01
 *
 * @export
 * @param {(string | number | BigNumber | BigNumberJS)[]} items The array of numbers or BigNumbers to compute the maximum of.
 * @returns {(BigNumberJS)} The maximum value of the input array as a BigNumberJS.
 */
export declare function max(items: (string | number | BigNumber | BigNumberJS)[]): BigNumberJS;
/**
 * Converts a number or BigNumber to a fraction represented as two strings mul and div.
 * @date 8.3.2023 - 08:31:06
 *
 * @export
 * @param {(string | number | BigNumber | BigNumberJS)} input The input number as a string, number, BigNumber, or BigNumberJS.
 * @param {?boolean} [asBigInt] - Whether to return the result as a Fraction<BigNumberJS> or Fraction<string>.
 * @returns {Fraction<string>} The input number as a fraction represented as two strings `mul` and `div`.
 */
export declare function toFraction(input: string | number | BigNumber | BigNumberJS): Fraction<string>;
export declare function toFraction(input: string | number | BigNumber | BigNumberJS, asBigInt: true): Fraction<BigNumberJS>;
export declare function toFraction(input: string | number | BigNumber | BigNumberJS, asBigInt?: boolean): Fraction<string | BigNumberJS>;
/**
 * Shifts the decimal point of a given `bigint` by the specified number of positions.
 * @returns {bigint}
 * @date 7.7.2023 - 23:40:36
 *
 * @export
 * @param {bigint} input - The `bigint` number to shift.
 * @param {number} n - The number of positions to shift the decimal point.
 *                      A positive value shifts the decimal point to the right, and a negative value to the left.
 * @returns {bigint} The `bigint` with the decimal point shifted by `n` positions.
 */
export declare function shiftedBy(input: bigint, n: number): bigint;