anchor.diff:  
     vim-trailing-whitespace = buildVimPluginFrom2Nix {
       pname = "vim-trailing-whitespace";
  -    version = "2020-11-13";
  +    version = "2020-11-18";
       src = fetchFromGitHub {
         owner = "bronson";
         repo = "vim-trailing-whitespace";
  -      rev = "b5289251ae8f93473febdcf2fd10e39a8287d9fd";
  -      sha256 = "083zlwm3a85cclb28ryas4rpd3b4ph8n7chb1nwvcc22g447pfsl";
  +      rev = "05f068ebd9dbdf71d2d334d02abd99deb0311c40";
  +      sha256 = "1bh15yw2aysvpn2ndnc0s6jzc0y93x6q1blc5pph67rdix5bm7gy";
       };
       meta.homepage = "https://github.com/bronson/vim-trailing-whitespace/";
     };
  
positive.code: 
    vim-vsnip = buildVimPluginFrom2Nix {
      pname = "vim-vsnip";
      version = "2020-11-14";
      src = fetchFromGitHub {
        owner = "hrsh7th";
        repo = "vim-vsnip";
        rev = "67b7c4cf6de5ed180847581b65797f5a208d07f5";
        sha256 = "1d7i4svffgzbnd0qy8lm1nagjfc4rp4x4r6a0y6y0rq8clyv1x27";
      };
      meta.homepage = "https://github.com/hrsh7th/vim-vsnip/";
    };
  
negative.code: 
    yats-vim = buildVimPluginFrom2Nix {
      pname = "yats-vim";
      version = "2020-11-16";
      src = fetchFromGitHub {
        owner = "HerringtonDarkholme";
        repo = "yats.vim";
        rev = "9404065e3ba943a1204d11d333980c9ae7ab2a22";
        sha256 = "1pfkbmy38ppl1fw0fw4zh53f7dazflvzfyb02gsj6bpyg6jvjqdz";
        fetchSubmodules = true;
      };
      meta.homepage = "https://github.com/HerringtonDarkholme/yats.vim/";
  