anchor.diff:  
   stdenv.mkDerivation rec {
     name = "diff-so-fancy-${version}";
  -  version = "0.10.1";
  +  version = "0.11.1";
   
     # perl is needed here so patchShebangs can do its job
     buildInputs = [perl makeWrapper];
  
positive.code:     # itself, so we are copying executable to lib, and only symlink it
      # from bin/
      cp diff-so-fancy $out/lib/diff-so-fancy
      cp -r lib $out/lib/diff-so-fancy
      ln -s $out/lib/diff-so-fancy/diff-so-fancy $out/bin
  
      # ncurses is needed for `tput`
  
negative.code:     owner = "so-fancy";
      repo = "diff-so-fancy";
      rev = "v${version}";
      sha256 = "1dw32c5i9mry6zr2a6h1369fhp1qbqimx04qgdmdnmn1imyck1h3";
    };
  
    buildPhase = null;
  