anchor.diff:  
     lsp_signature-nvim = buildVimPluginFrom2Nix {
       pname = "lsp_signature-nvim";
  -    version = "2021-07-06";
  +    version = "2021-07-09";
       src = fetchFromGitHub {
         owner = "ray-x";
         repo = "lsp_signature.nvim";
  -      rev = "bb57b0fd6ce497b42b3f63443c4ee9ae980bcfcb";
  -      sha256 = "0aln69gkk5b0zmlbh31rf80vc6hnv6bnk4xrmwrpsf7yi16qa1ky";
  +      rev = "4596cf854b26b14a1fcb720ea0f724bd02ce7b0d";
  +      sha256 = "1lc29yya4lfzjz8y2rg2inkfdb1khbzqr4z4bfzy6m9g1sbq5krb";
       };
       meta.homepage = "https://github.com/ray-x/lsp_signature.nvim/";
     };
  
positive.code: 
    todo-comments-nvim = buildVimPluginFrom2Nix {
      pname = "todo-comments-nvim";
      version = "2021-07-04";
      src = fetchFromGitHub {
        owner = "folke";
        repo = "todo-comments.nvim";
        rev = "d5f9bfc164c7ea306710d1a0a9d2db255387b1db";
        sha256 = "1rrfbdhkgmnyxfk3fjmkk7f5sjdq9mrcw346lrjldgfih5qbaycj";
      };
      meta.homepage = "https://github.com/folke/todo-comments.nvim/";
    };
  
negative.code: 
    gitsigns-nvim = buildVimPluginFrom2Nix {
      pname = "gitsigns-nvim";
      version = "2021-07-09";
      src = fetchFromGitHub {
        owner = "lewis6991";
        repo = "gitsigns.nvim";
        rev = "acbf54d357ddb2c558d7f536a8da409d6e357dff";
        sha256 = "0kvgfvabgg992309xw15slpk0klvzlcjdlnbvgva0bkwkybagnja";
      };
      meta.homepage = "https://github.com/lewis6991/gitsigns.nvim/";
    };
  