[neovim] Reorganize lua packages

.config/nvim/lua/plugins/lsp/handlers.lua

@@ -0,0 +1,84 @@
+local M = {}
+
+local status_cmp_ok, cmp_nvim_lsp = pcall(require, "cmp_nvim_lsp")
+if not status_cmp_ok then
+	return
+end
+
+M.capabilities = vim.lsp.protocol.make_client_capabilities()
+M.capabilities.textDocument.completion.completionItem.snippetSupport = true
+M.capabilities = cmp_nvim_lsp.update_capabilities(M.capabilities)
+
+M.setup = function()
+	local signs = {
+		{ name = "DiagnosticSignError", text = "" },
+		{ name = "DiagnosticSignWarn", text = "" },
+		{ name = "DiagnosticSignHint", text = "" },
+		{ name = "DiagnosticSignInfo", text = "" },
+	}
+
+	for _, sign in ipairs(signs) do
+		vim.fn.sign_define(sign.name, { texthl = sign.name, text = sign.text, numhl = "" })
+	end
+
+	local config = {
+		virtual_text = false,
+		signs = {
+			active = signs,
+		},
+		update_in_insert = true,
+		underline = true,
+		severity_sort = true,
+		float = {
+			focusable = true,
+			style = "minimal",
+			border = "rounded",
+			source = "always",
+			header = "",
+			prefix = "",
+		},
+	}
+
+	vim.diagnostic.config(config)
+
+	vim.lsp.handlers["textDocument/hover"] = vim.lsp.with(vim.lsp.handlers.hover, {
+		border = "rounded",
+	})
+
+	vim.lsp.handlers["textDocument/signatureHelp"] = vim.lsp.with(vim.lsp.handlers.signature_help, {
+		border = "rounded",
+	})
+end
+
+local function lsp_keymaps(bufnr)
+	local opts = { noremap = true, silent = true }
+	local keymap = vim.api.nvim_buf_set_keymap
+
+	keymap(bufnr, "n", "K", "<cmd>lua vim.lsp.buf.hover()<CR>", opts)
+	keymap(bufnr, "n", "D", "<cmd>lua vim.diagnostic.open_float()<CR>", opts)
+	keymap(bufnr, "n", "<leader>lf", "<cmd>lua vim.lsp.buf.format{ async=true }<cr>", opts)
+	keymap(bufnr, "n", "<leader>la", "<cmd>lua vim.lsp.buf.code_action()<cr>", opts)
+	keymap(bufnr, "n", "<leader>lj", "<cmd>lua vim.diagnostic.goto_next({buffer=0})<cr>", opts)
+	keymap(bufnr, "n", "<leader>lk", "<cmd>lua vim.diagnostic.goto_prev({buffer=0})<cr>", opts)
+	keymap(bufnr, "n", "<leader>lr", "<cmd>lua vim.lsp.buf.rename()<cr>", opts)
+	keymap(bufnr, "n", "<leader>ls", "<cmd>lua vim.lsp.buf.signature_help()<CR>", opts)
+end
+
+M.on_attach = function(client, bufnr)
+	if client.name == "tsserver" then
+		client.server_capabilities.document_formatting = false
+	end
+
+	if client.name == "sumneko_lua" then
+		client.server_capabilities.document_formatting = false
+	end
+
+	lsp_keymaps(bufnr)
+	local status_ok, illuminate = pcall(require, "illuminate")
+	if not status_ok then
+		return
+	end
+	illuminate.on_attach(client)
+end
+
+return M

.config/nvim/lua/plugins/lsp/init.lua

@@ -0,0 +1,10 @@
+local status_ok, win = pcall(require, "lspconfig.ui.windows")
+if not status_ok then
+	return
+end
+
+require("plugins.lsp.mason")
+require("plugins.lsp.handlers").setup()
+require("plugins.lsp.null-ls")
+
+win.default_options.border = "rounded"

.config/nvim/lua/plugins/lsp/mason.lua

@@ -0,0 +1,51 @@
+local servers = {
+	"sumneko_lua",
+	"gopls",
+	"pyright",
+	"bashls",
+	"jsonls",
+	"yamlls",
+	"ansiblels",
+}
+
+local settings = {
+	ui = {
+		border = "rounded",
+		icons = {
+			package_installed = "◍",
+			package_pending = "◍",
+			package_uninstalled = "◍",
+		},
+	},
+	log_level = vim.log.levels.INFO,
+	max_concurrent_installers = 4,
+}
+
+require("mason").setup(settings)
+require("mason-lspconfig").setup({
+	ensure_installed = servers,
+	automatic_installation = true,
+})
+
+local lspconfig_status_ok, lspconfig = pcall(require, "lspconfig")
+if not lspconfig_status_ok then
+	return
+end
+
+local opts = {}
+
+for _, server in pairs(servers) do
+	opts = {
+		on_attach = require("plugins.lsp.handlers").on_attach,
+		capabilities = require("plugins.lsp.handlers").capabilities,
+	}
+
+	server = vim.split(server, "@")[1]
+
+	local require_ok, conf_opts = pcall(require, "plugins.lsp.settings." .. server)
+	if require_ok then
+		opts = vim.tbl_deep_extend("force", conf_opts, opts)
+	end
+
+	lspconfig[server].setup(opts)
+end

.config/nvim/lua/plugins/lsp/null-ls.lua

@@ -0,0 +1,21 @@
+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.black.with({ extra_args = { "--fast" } }),
+		formatting.stylua,
+		diagnostics.golangci_lint.with({ extra_args = { "--fast" } }),
+		diagnostics.cfn_lint,
+		diagnostics.hadolint,
+		diagnostics.markdownlint,
+	},
+})

.config/nvim/lua/plugins/lsp/settings/sumneko_lua.lua

@@ -0,0 +1,18 @@
+return {
+	settings = {
+		Lua = {
+			diagnostics = {
+				globals = { "vim" },
+			},
+			workspace = {
+				library = {
+					[vim.fn.expand("$VIMRUNTIME/lua")] = true,
+					[vim.fn.stdpath("config") .. "/lua"] = true,
+				},
+			},
+			telemetry = {
+				enable = false,
+			},
+		},
+	},
+}