@polkadot/util/types.d.ts

A collection of useful utilities for @polkadot

/// <reference types="bn.js" />
/// <reference types="node" />
import type { BN } from './bn/bn';
export interface Constructor<T = any> {
    new (...value: any[]): T;
}
export interface ToBigInt {
    toBigInt: () => bigint;
}
export interface ToBn {
    toBn: () => BN;
}
export interface SiDef {
    power: number;
    text: string;
    value: string;
}
declare type Logger$Data$Fn = () => unknown[];
export declare type Logger$Data = (unknown | Logger$Data$Fn)[];
export interface Logger {
    debug: (...values: Logger$Data) => void;
    error: (...values: Logger$Data) => void;
    log: (...values: Logger$Data) => void;
    noop: (...values: Logger$Data) => void;
    warn: (...values: Logger$Data) => void;
}
export interface ToBnOptions {
    /**
     * @description Convert in LE format
     */
    isLe?: boolean;
    /**
     * @description Number is negative, apply two's complement
     */
    isNegative?: boolean;
}
export interface NumberOptions extends ToBnOptions {
    /**
     * @description Limit to the specified bitLength, despite input length
     */
    bitLength?: number;
}
export declare type BnList = {
    0: BN;
    1: BN;
} & BN[];
export interface Time {
    days: number;
    hours: number;
    minutes: number;
    seconds: number;
    milliseconds: number;
}
export declare type Memoized<F> = F & {
    unmemoize: (...args: unknown[]) => void;
};
export declare type AnyString = string | String;
export declare type HexDigit = '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9' | 'a' | 'b' | 'c' | 'd' | 'e' | 'f';
export declare type HexString = `0x${string}`;
export declare type U8aLike = HexString | number[] | Buffer | Uint8Array | AnyString;
export interface IBigIntConstructor {
    new (value: string | number | bigint | boolean): bigint;
    /**
    * Interprets the low bits of a BigInt as a 2's-complement signed integer.
    * All higher bits are discarded.
    * @param bits The number of low bits to use
    * @param int The BigInt whose bits to extract
    */
    asIntN(bits: number, int: bigint): bigint;
    /**
    * Interprets the low bits of a BigInt as an unsigned integer.
    * All higher bits are discarded.
    * @param bits The number of low bits to use
    * @param int The BigInt whose bits to extract
    */
    asUintN(bits: number, int: bigint): bigint;
}
export interface Observable {
    next: (...params: unknown[]) => unknown;
}
export {};