anchor.diff: -{ fetchFromGitHub, ack , tree, stdenv, ... }:
  +{ fetchFromGitHub, ag, tree, stdenv, ... }:
   
   stdenv.mkDerivation rec {
   
  
positive.code: 
    installPhase = ''
      mkdir -p $out/{bin,share/man/man1,share/bash-completion/completions}
      mv memo $out/bin/
      mv doc/memo.1 $out/share/man/man1/memo.1
      mv completion/memo.bash $out/share/bash-completion/completions/memo.sh
  
negative.code:     maintainers = [ stdenv.lib.maintainers.mrVanDalo ];
      platforms = stdenv.lib.platforms.all;
    };
  }
  