anchor.diff:  
     nvim-tree-lua = buildVimPluginFrom2Nix {
       pname = "nvim-tree-lua";
  -    version = "2021-06-29";
  +    version = "2021-07-01";
       src = fetchFromGitHub {
         owner = "kyazdani42";
         repo = "nvim-tree.lua";
  -      rev = "a80ea23b4c765efe3b6eaa9440d19d298e4c709b";
  -      sha256 = "11m62asv3qrv5kh4gb8xvhjmxwbzxf26902cxn8gncclc79cr42i";
  +      rev = "a01a33f9a8aea3eb19eb76601131c01e23d8e034";
  +      sha256 = "1jsf6prmf1555kd87gfjdiydkvl15qk0lk6x04dwbrx6wxfvd77a";
       };
       meta.homepage = "https://github.com/kyazdani42/nvim-tree.lua/";
     };
   
     nvim-treesitter = buildVimPluginFrom2Nix {
       pname = "nvim-treesitter";
  -    version = "2021-06-29";
  +    version = "2021-07-01";
       src = fetchFromGitHub {
         owner = "nvim-treesitter";
         repo = "nvim-treesitter";
  -      rev = "917ae3da7c0d827c819405cc747aafc8bb041dbd";
  -      sha256 = "00mh980ffh3k0cp4dm1qvx5x803kw8xajgvv86hw0yspmjb98d5d";
  +      rev = "5fa8d5741dca82a15426db659f461244975678e6";
  +      sha256 = "1xqq1m27w3vh1dd9g3k4kwva92hr8zf1xnlvqhy2jz1xazx4k2m1";
       };
       meta.homepage = "https://github.com/nvim-treesitter/nvim-treesitter/";
     };
  
positive.code: 
    julia-vim = buildVimPluginFrom2Nix {
      pname = "julia-vim";
      version = "2021-06-29";
      src = fetchFromGitHub {
        owner = "JuliaEditorSupport";
        repo = "julia-vim";
        rev = "26beb1213019d56767e7f14ba1f2cbc33cb315b8";
        sha256 = "05bqimb70r646q9v7nshwapqs8n9hvbx55cxx6khd6gwvpckh22w";
      };
      meta.homepage = "https://github.com/JuliaEditorSupport/julia-vim/";
    };
  
negative.code: 
    luasnip = buildVimPluginFrom2Nix {
      pname = "luasnip";
      version = "2021-06-30";
      src = fetchFromGitHub {
        owner = "l3mon4d3";
        repo = "luasnip";
        rev = "b94accc40260be439b6bfa120402ebd10bd60577";
        sha256 = "19lz2l9dzq5a339rhp8xdzj1m0dxxnwm9w4kg4lizgxi1ck53dpq";
      };
      meta.homepage = "https://github.com/l3mon4d3/luasnip/";
    };
  
    lush-nvim = buildVimPluginFrom2Nix {
      pname = "lush-nvim";
      version = "2021-06-30";
      src = fetchFromGitHub {
        owner = "rktjmp";
        repo = "lush.nvim";
        rev = "3232af465ed86b9a188389e52ce3c47cd811c3f3";
        sha256 = "1qcvi8kklggzl4k88n6zhxb08hh2srhm9vvnfrknlz751pgd8z3x";
      };
      meta.homepage = "https://github.com/rktjmp/lush.nvim/";
    };
  