@ethersproject/bytes

arrayify: (
    value: BytesLike | Hexable | number,
    options?: DataOptions
) => Uint8Array;

concat: (items: ReadonlyArray<BytesLike>) => Uint8Array;

hexConcat: (items: ReadonlyArray<BytesLike>) => string;

hexDataLength: (data: BytesLike) => number;

hexDataSlice: (data: BytesLike, offset: number, endOffset?: number) => string;

hexlify: (
    value: BytesLike | Hexable | number | bigint,
    options?: DataOptions
) => string;

hexStripZeros: (value: BytesLike) => string;

hexValue: (value: BytesLike | Hexable | number | bigint) => string;

hexZeroPad: (value: BytesLike, length: number) => string;

isBytes: (value: any) => value is Bytes;

isBytesLike: (value: any) => value is BytesLike;

isHexString: (value: any, length?: number) => boolean;

joinSignature: (signature: SignatureLike) => string;

splitSignature: (signature: SignatureLike) => Signature;

stripZeros: (value: BytesLike) => Uint8Array;

zeroPad: (value: BytesLike, length: number) => Uint8Array;

type Bytes = ArrayLike<number>;

type BytesLike = Bytes | string;

type DataOptions = {
    allowMissingPrefix?: boolean;
    hexPad?: 'left' | 'right' | null;
};

type SignatureLike =
    | {
          r: string;
          s?: string;
          _vs?: string;
          recoveryParam?: number;
          v?: number;
      }
    | BytesLike;