anchor.diff:  
     nvim-treesitter = buildVimPluginFrom2Nix {
       pname = "nvim-treesitter";
  -    version = "2021-01-02";
  +    version = "2021-01-04";
       src = fetchFromGitHub {
         owner = "nvim-treesitter";
         repo = "nvim-treesitter";
  -      rev = "6114a6ed97527ffd1938815f2276d77d908c94c2";
  -      sha256 = "1bdwfllgdipsf65kw6v0dvckz34a2215g65q0fqkcx7xmmid4rr6";
  +      rev = "f2c219cddcaf6d7237bdc957c84ef4cdb9072a89";
  +      sha256 = "0b2a9rcbp647z620brcchw83dkdsar3d0j881dr0qcxxf496w9cz";
       };
       meta.homepage = "https://github.com/nvim-treesitter/nvim-treesitter/";
     };
  
positive.code: 
    vim-lsc = buildVimPluginFrom2Nix {
      pname = "vim-lsc";
      version = "2020-12-30";
      src = fetchFromGitHub {
        owner = "natebosch";
        repo = "vim-lsc";
        rev = "161e875c388e7b584fabf06539ec81df25bb2c0b";
        sha256 = "0zsm1kvi3j1m1hbis4cjhn8ny8m0z5iwga5zpk692na2nydxlhi6";
      };
      meta.homepage = "https://github.com/natebosch/vim-lsc/";
    };
  
    vim-lsp = buildVimPluginFrom2Nix {
      pname = "vim-lsp";
      version = "2021-01-02";
      src = fetchFromGitHub {
        owner = "prabirshrestha";
        repo = "vim-lsp";
        rev = "f6a66a11b51e03afd4b896e63196390c6d43b81a";
        sha256 = "0djv5i2kqml63241vrxdf67q917688y7swjf0l4fm864dss2p1b9";
      };
      meta.homepage = "https://github.com/prabirshrestha/vim-lsp/";
    };
  
negative.code: 
    ncm2-jedi = buildVimPluginFrom2Nix {
      pname = "ncm2-jedi";
      version = "2021-01-05";
      src = fetchFromGitHub {
        owner = "ncm2";
        repo = "ncm2-jedi";
        rev = "f2e9007783b1f543b00d336a94210b4bc76b67e0";
        sha256 = "1vrrz5zp39xk7c35dz737gfbr8j3yhqmmwmdwrxl5nibjwph4c30";
      };
      meta.homepage = "https://github.com/ncm2/ncm2-jedi/";
    };
  