anchor.diff:  
     chadtree = buildVimPluginFrom2Nix {
       pname = "chadtree";
  -    version = "2021-04-28";
  +    version = "2021-04-29";
       src = fetchFromGitHub {
         owner = "ms-jpq";
         repo = "chadtree";
  -      rev = "270e3e1d85d400409247aa6c11445ec2e72f44ee";
  -      sha256 = "1i1y72v95660szv5jdcrawqqh7l493v3a1n9zigagzwz9a3sff44";
  +      rev = "23c8aacf13be02b985455ef027fbd28896dd1ef8";
  +      sha256 = "1bwaxs8rgyr1w81rqygia9ab7l10vcvad0d3xx89x17z6szakj3x";
       };
       meta.homepage = "https://github.com/ms-jpq/chadtree/";
     };
  
positive.code: 
    coc-nvim = buildVimPluginFrom2Nix {
      pname = "coc-nvim";
      version = "2021-04-26";
      src = fetchFromGitHub {
        owner = "neoclide";
        repo = "coc.nvim";
        rev = "35dcebf8ba0f0b405578d3d919bc54ae2a651138";
        sha256 = "1lbnic4r0k0xxr5shmgz60b93lk462fnnl10iccns1d4363dz80a";
      };
      meta.homepage = "https://github.com/neoclide/coc.nvim/";
    };
  
negative.code: 
    nvcode-color-schemes-vim = buildVimPluginFrom2Nix {
      pname = "nvcode-color-schemes-vim";
      version = "2021-04-29";
      src = fetchFromGitHub {
        owner = "ChristianChiarulli";
        repo = "nvcode-color-schemes.vim";
        rev = "940f2eb232091f970e45232e9c96e5aac7d670de";
        sha256 = "1sxi0dhbqg6fg23n8m069z6issyng18hbq9v7rxnzw90mqp0y5zb";
      };
      meta.homepage = "https://github.com/ChristianChiarulli/nvcode-color-schemes.vim/";
    };
  