more neovim config

cfg/nvim/init.lua

@@ -1,12 +1,43 @@
 vim.wo.number = true
 
-local nmap = function(keys, cmd) vim.keymap.set('n', keys, cmd, {noremap = true, silent = true}) end
+local nmap = function(keys, cmd)
+    vim.keymap.set('n', keys, cmd, {noremap = true, silent = true})
+end
 
 nmap('<Tab>', '<cmd>BufferNext<cr>')
 nmap('<S-Tab>', '<cmd>BufferPrevious<cr>')
+nmap('<C-t>', '<cmd>NvimTreeToggle<cr>')
+
+-- START LSP
+
+local cmp = require 'cmp'
+local lspconfig = require('lspconfig')
+local servers = {tsserver = {}, pylsp = {}, lua_ls = {}, rnix = {}}
+local cmp_capabilities = require('cmp_nvim_lsp').default_capabilities()
+cmp.setup({
+    snippet = {
+        expand = function(args) require('luasnip').lsp_expand(args.body) end
+    },
+    mapping = cmp.mapping.preset.insert({
+        ['<C-Space>'] = cmp.mapping.complete(),
+        ['<CR>'] = cmp.mapping.confirm({select = true})
+    }),
+    sources = cmp.config.sources({{name = 'nvim_lsp'}, {name = 'luasnip'}},
+                                 {{name = 'buffer'}})
+})
+
+for server, settings in pairs(servers) do
+    lspconfig[server].setup {
+        settings = settings,
+        capabilities = cmp_capabilities
+    }
+end
+
+-- END LSP
+
+require("autoclose").setup()
 
 require("nvim-tree").setup()
-nmap('<C-t>', '<cmd>NvimTreeToggle<cr>')
 
 require("catppuccin").setup({flavour = "mocha", transparent_background = true})
 vim.cmd.colorscheme "catppuccin"

home.nix

@@ -41,20 +41,28 @@
       viAlias = true;
       extraPackages = with pkgs; [
         alejandra
-      	lua
-	luaformatter
-        lua-language-server
         libclang
+      	lua
+        lua-language-server
+	nodePackages_latest.typescript-language-server
+	python311Packages.python-lsp-black
+	python311Packages.python-lsp-server
         rnix-lsp
+	stylua
       ];
       plugins = with pkgs.vimPlugins; [
-        nvim-cmp
+	autoclose-nvim
-        nvim-treesitter.withAllGrammars
-        nvim-tree-lua
-        telescope-nvim
-        catppuccin-nvim
-	nvim-web-devicons
 	barbar-nvim
+        catppuccin-nvim
+	cmp-nvim-lsp
+	luasnip
+	nvim-cmp
+        nvim-cmp
+	nvim-lspconfig
+        nvim-tree-lua
+        nvim-treesitter.withAllGrammars
+	nvim-web-devicons
+        telescope-nvim
       ];
       extraLuaConfig = lib.fileContents ./cfg/nvim/init.lua;
     };