feat(null ls): added null ls

lua/nn/lsp/init.lua

@@ -5,3 +5,4 @@ end
 
 require("nn.lsp.lsp-installer")
 require("nn.lsp.handlers").setup()
+require "nn.lsp.null-ls"

lua/nn/lsp/null-ls.lua

@@ -0,0 +1,19 @@
+local null_ls_status_ok, null_ls = pcall(require, "null-ls")
+if not null_ls_status_ok then
+	return
+end
+
+-- https://github.com/jose-elias-alvarez/null-ls.nvim/tree/main/lua/null-ls/builtins/formatting
+local formatting = null_ls.builtins.formatting
+-- https://github.com/jose-elias-alvarez/null-ls.nvim/tree/main/lua/null-ls/builtins/diagnostics
+local diagnostics = null_ls.builtins.diagnostics
+
+null_ls.setup({
+	debug = false,
+	sources = {
+		formatting.prettier.with({ extra_args = { "--no-semi", "--single-quote", "--jsx-single-quote" } }),
+		formatting.black.with({ extra_args = { "--fast" } }),
+		formatting.stylua,
+    -- diagnostics.flake8
+	},
+})

lua/nn/plugins.lua

@@ -70,6 +70,7 @@ return packer.startup(function(use)
   -- LSP
   use "neovim/nvim-lspconfig"
   use "williamboman/nvim-lsp-installer"
+  use "jose-elias-alvarez/null-ls.nvim" -- For formatters and linters
 
   -- Telescope
   use "nvim-telescope/telescope.nvim"

plugin/packer_compiled.lua

@@ -142,6 +142,11 @@ _G.packer_plugins = {
     path = "/home/nn/.local/share/nvim/site/pack/packer/opt/markdown-preview.nvim",
     url = "https://github.com/iamcco/markdown-preview.nvim"
   },
+  ["null-ls.nvim"] = {
+    loaded = true,
+    path = "/home/nn/.local/share/nvim/site/pack/packer/start/null-ls.nvim",
+    url = "https://github.com/jose-elias-alvarez/null-ls.nvim"
+  },
   ["nvim-autopairs"] = {
     loaded = true,
     path = "/home/nn/.local/share/nvim/site/pack/packer/start/nvim-autopairs",