shell.nix

let
  pkgs = import <nixpkgs> {};
  nixopsSrc = pkgs.fetchFromGitHub {
    owner = "input-output-hk";
    repo = "nixops";
    rev = "28dd42a2dc9f6bada1ea587de80cde8dae0ddbf0";
    sha256 = "0a74c8f0hpb60s91f3igx63zx8amblp3iqr6ic3fdr28nvmvbhgr";
  };
  nixopsPacketSrc = pkgs.fetchFromGitHub {
    owner = "input-output-hk";
    repo = "nixops-packet";
    rev = "41fe0992f9cfe4b3ad37aba8d113a826a4a3997f";
    sha256 = "165a07fy6yymgsw9xs9g6w0ml39kc1mxclhqfrd7vbn2xdzgjc50";
  };
  nixops = (import (nixopsSrc + "/release.nix") {
    nixpkgs = <nixpkgs>;
    p = (p:
      let
        nixops-packet = p.callPackage (nixopsPacketSrc + "/release.nix") {};
      in [ p.aws nixops-packet ]);
  }).build.${builtins.currentSystem};
  shell = pkgs.mkShell { buildInputs = [ nixops ]; };

in shell