{
  inputs,
  cell,
}: {
  ty-deprecate = let
    exampleBrand = cell.lib.ty.brand-ctor "example";
    brandedItem = exampleBrand "someValue";
  in
    assert (brandedItem.__brand == "example");
    assert (brandedItem.__value == "someValue"); let
      coalescedItem = cell.lib.ty.brand-coalesce brandedItem;
      coalescedSeq = cell.lib.ty.brand-coalesce-seq [brandedItem "hello"];
      promoted = cell.lib.ty.brand-coalesce "hello";
    in
      assert (coalescedItem.__brand != "__unbranded__");
      assert (promoted.__brand == "__unbranded__");
      assert ((builtins.elemAt coalescedSeq 0) == brandedItem);
      assert ((let v = builtins.elemAt coalescedSeq 1; in builtins.trace "${builtins.toJSON v}" v) == promoted); let
        items = [(exampleBrand "A") (exampleBrand "B") (cell.lib.ty.brand-ctor "second" "C")];
        grouped = cell.lib.ty.brand-group items;
      in
        assert (builtins.length (grouped.example) == 2);
        assert (builtins.length (grouped.second) == 1); let
          retainItem = cell.lib.deprecate.mkDeprecate {myItem = "value";} {ctx_str = "example context";};
          deprecate = cell.lib.deprecate.mkDeprecate {deprecate = 15;} {stage = 256;};
          processedSeq = cell.lib.deprecate.deprecate-seq-handler 0 [retainItem];
          partiallyRemoved = cell.lib.deprecate.deprecate-seq-handler 2 [retainItem brandedItem];
          removeDeprecated = cell.lib.deprecate.deprecate-seq-handler 2 [deprecate brandedItem];
          passthru = cell.lib.deprecate.deprecate-seq-handler 4 [retainItem brandedItem deprecate];
        in
          assert (retainItem.__brand == "deprecate");
          # Since the stage is 0, it filters the deprecated item out
          assert (builtins.length processedSeq == 1);
          assert (builtins.head partiallyRemoved == "value");
          assert (builtins.head removeDeprecated == brandedItem);
          assert (builtins.length passthru == 2); true;
  deprecate = let
    inherit (cell.lib.deprecate) mkDeprecate deprecate-seq-handler;
    inherit (inputs.nixpkgs) system;
    inherit
      (inputs.nixpkgs-vimplugins.legacyPackages.${system}.vimPlugins)
      plenary-nvim
      nvim-treesitter
      nvim-treesitter-textobjects
      nvim-treesitter-context
      telescope-fzf-native-nvim
      telescope-file-browser-nvim
      vim-jack-in
      nui-nvim
      telescope-live-grep-args-nvim
      nvim-colorizer-lua
      git-worktree-nvim
      ;
    sg-nvim = let
      _sg = inputs.cells.dotfiles.packages.sg-nvim;
    in {
      plugin = _sg;
      # NOTE: Wait, this mean the plugin is exclusively lua only since package.cpath is Lua API
      config = ''
        package.cpath = package.cpath .. ";${_sg}/lib/*.so;${_sg}/lib/*.dylib"
      '';
      type = "lua";
    };
    plugins = [
      (mkDeprecate {inherit sg-nvim;} {
        stage = 2;
        meta.since = "2023-10-20";
      })
      (mkDeprecate {inherit vim-jack-in;} {
        stage = 2;
        meta.since = "2023-10-20";
      })
      plenary-nvim
      nvim-treesitter.withAllGrammars
      nvim-treesitter-textobjects
      telescope-fzf-native-nvim
      telescope-file-browser-nvim
      nvim-treesitter-context
      telescope-live-grep-args-nvim
      nvim-colorizer-lua
      git-worktree-nvim
      nui-nvim
    ];
    pluglen = builtins.length plugins;
    rm = let v = deprecate-seq-handler 1 plugins; in assert (builtins.length v) < pluglen; v;
    retain = let v = deprecate-seq-handler 10 plugins; in assert (builtins.length v) == pluglen; v;
  in
    builtins.trace (builtins.toJSON {inherit rm retain;}) true;
}