{ ... }: {

    plugins = {

      cmp-nvim-lsp.enable = true;

      cmp = {
        enable = true;
        autoEnableSources = true;
        settings = {
            sources = [
                { name = "nvim_lsp"; }
                { name = "path"; }
                { name = "buffer"; }
                { name = "luasnip"; }
#                { name = "cmdline"; }
            ];

            completion = {
                completeopt = "menu,menuone,noinsert";
            };

            mapping = {
                "<C-n>" = "cmp.mapping.select_next_item()";
                "<C-p>" = "cmp.mapping.select_prev_item()";
                "<C-y>" = "cmp.mapping.confirm({ select = true })";
                "<C-Space>" = "cmp.mapping.complete()";
                "<C-e>" = "cmp.mapping.abort()";
                "<C-b>" = "cmp.mapping.scroll_docs(-4)";
                "<C-f>" = "cmp.mapping.scroll_docs(4)";
            };

            snippet.expand = ''
                function(args)
                    require("luasnip").lsp_expand(args.body)
                end
            '';
        };

      };

    };
}