/** Creates a new number system object with the given radix/base. */
declare function base(radix: number): NumberSystem;

/** The number system object interface. */
interface NumberSystem {
    /** The character set of the number system. */
    readonly charset: string;
    /** The radix/base of the number system. */
    readonly radix: number;
    /** The regex used to match characters in the number system. */
    readonly regex: RegExp;
    /** Encodes the given data into an encoded string. */
    encode(data: string | Buffer, encoding?: BufferEncoding): string;
    /** Decodes the given encoded string into a buffer, or a string if a character encoding is provided. */
    decode(data: string, encoding?: BufferEncoding): string | Buffer;
}

/** The binary (Base 2) number system object. */
declare const binary: NumberSystem;
/** The octal (Base 8) number system object. */
declare const octal: NumberSystem;
/** The decimal (Base 10) number system object. */
declare const decimal: NumberSystem;
/** The hexadecimal (Base 16) number system object. */
declare const hexadecimal: NumberSystem;
/** The Base 32 number system object. */
declare const base32: NumberSystem;
/** The Base 36 number system object. */
declare const base36: NumberSystem;
/** The Base 64 number system object. */
declare const base64: NumberSystem;

export { NumberSystem, base, base32, base36, base64, binary, decimal, hexadecimal, octal };