/// <reference types="node" />

import { Hash } from "crypto";

export = SHA;

declare function SHA(algorithm: SHA.Algorithm | Uppercase<SHA.Algorithm>): Hash;

declare namespace SHA {
    type Algorithm = "sha" | "sha1" | "sha224" | "sha256" | "sha384" | "sha512";
    interface HashStatic {
        new(): Hash;
    }

    const sha: HashStatic;
    const sha1: HashStatic;
    const sha224: HashStatic;
    const sha256: HashStatic;
    const sha384: HashStatic;
    const sha512: HashStatic;
}