anchor.diff:  
     syntastic = buildVimPluginFrom2Nix {
       pname = "syntastic";
  -    version = "2020-09-27";
  +    version = "2020-11-04";
       src = fetchFromGitHub {
         owner = "vim-syntastic";
         repo = "syntastic";
  -      rev = "dd226673063b189683b98133d7a2243c1316e71e";
  -      sha256 = "1kk7xavirj9lh77nsci5ws7p8a1bm3wz5la7sj7y82sr426rmlix";
  +      rev = "5788b1c6df63bc31ae93d6c1a3523e0602c60901";
  +      sha256 = "1a6mr5ffwx7f7yclp9i2hvkq2lf3zm1j4761vqmc8nq73w4sbd2z";
       };
       meta.homepage = "https://github.com/vim-syntastic/syntastic/";
     };
  
positive.code: 
    lightline-vim = buildVimPluginFrom2Nix {
      pname = "lightline-vim";
      version = "2020-10-20";
      src = fetchFromGitHub {
        owner = "itchyny";
        repo = "lightline.vim";
        rev = "8769bbb84cd22b475275cc4f9f06a25445357a49";
        sha256 = "1q1pmfvzvdsknw67zi00b3bn8y10mx7wjfc1nxfy1h33vzhl2g2r";
      };
      meta.homepage = "https://github.com/itchyny/lightline.vim/";
    };
  
negative.code: 
    vim-clap = buildVimPluginFrom2Nix {
      pname = "vim-clap";
      version = "2020-11-04";
      src = fetchFromGitHub {
        owner = "liuchengxu";
        repo = "vim-clap";
        rev = "992c2d43318ba096eedac0592a0c2d6f90fed236";
        sha256 = "1nl29l1zb9prsm5iz0psiav846fv2ybwxd06rmf2mcigg96502vr";
      };
      meta.homepage = "https://github.com/liuchengxu/vim-clap/";
    };
  