anchor.diff:  
     sonokai = buildVimPluginFrom2Nix {
       pname = "sonokai";
  -    version = "2021-04-17";
  +    version = "2021-04-24";
       src = fetchFromGitHub {
         owner = "sainnhe";
         repo = "sonokai";
  -      rev = "764bd716f08f1441e0020b8ae0c8d1b53970e4a9";
  -      sha256 = "1f21mn67cdiyq2pi92agvvzfprvr78kqc89bc3wh2k8ij47szmp6";
  +      rev = "784de58d2bcad8b16bce972c1727fb0cb07e43b2";
  +      sha256 = "04wlqd902fy474mk7688y2mysy8vsm3pf36d59bxd3jlspgp6zcl";
       };
       meta.homepage = "https://github.com/sainnhe/sonokai/";
     };
  
positive.code: 
    chadtree = buildVimPluginFrom2Nix {
      pname = "chadtree";
      version = "2021-04-23";
      src = fetchFromGitHub {
        owner = "ms-jpq";
        repo = "chadtree";
        rev = "5b286768438921cbc77d6cfb4a7046ea45c8adfc";
        sha256 = "1g5g1yqr78l620vr7vslx15j2f4dfg4bb8wwjgfqx0pw5lc982yc";
      };
      meta.homepage = "https://github.com/ms-jpq/chadtree/";
    };
  
negative.code: 
    auto-session = buildVimPluginFrom2Nix {
      pname = "auto-session";
      version = "2021-04-24";
      src = fetchFromGitHub {
        owner = "rmagatti";
        repo = "auto-session";
        rev = "6e87fa2ed6b6fe7ccd14fe4b30cc00be47afc3c6";
        sha256 = "00d3ga6rpzwcz2pcdgwrnr2xymh1hizs46zzc8jjmrj58k8sg033";
      };
      meta.homepage = "https://github.com/rmagatti/auto-session/";
    };
  