anchor.diff:  
     vim-lastplace = buildVimPluginFrom2Nix {
       pname = "vim-lastplace";
  -    version = "2021-03-20";
  +    version = "2021-03-29";
       src = fetchFromGitHub {
         owner = "farmergreg";
         repo = "vim-lastplace";
  -      rev = "af91003c4852e94abc508a3c67bb92958c56fcbe";
  -      sha256 = "0bjzdli80pmcxp0rfhxkdmwnlq5s61ih7a3h2fybgqrphz87sazm";
  +      rev = "8f6c4454eb462776b6ebdc48e3e29a68ddeb726d";
  +      sha256 = "04x6y9yp5xlds37bswmrc3xlhhjfln9nzrkippvvhl48b0kfnpj8";
       };
       meta.homepage = "https://github.com/farmergreg/vim-lastplace/";
     };
  
positive.code: 
    zephyr-nvim = buildVimPluginFrom2Nix {
      pname = "zephyr-nvim";
      version = "2021-03-27";
      src = fetchFromGitHub {
        owner = "glepnir";
        repo = "zephyr-nvim";
        rev = "d0ece1ef669d5799ab4184b05deca74943270232";
        sha256 = "0p959ih2xkcskk83fn92w9g0xdqs93s5lq5sq7hw6frc6plk3fh1";
      };
      meta.homepage = "https://github.com/glepnir/zephyr-nvim/";
    };
  
negative.code: 
    registers-nvim = buildVimPluginFrom2Nix {
      pname = "registers-nvim";
      version = "2021-03-28";
      src = fetchFromGitHub {
        owner = "tversteeg";
        repo = "registers.nvim";
        rev = "037f6f46d6b88eca58952d65c14309967a7e7455";
        sha256 = "14f4zpk7sfm6kx0wsqr5snfmpyadv819lraymy07wfb41kr2cgya";
      };
      meta.homepage = "https://github.com/tversteeg/registers.nvim/";
    };
  