ref(nvim): refactored config structure

.config/nvim/after/plugin/lsp.lua

@@ -0,0 +1,147 @@
+require "mason".setup()
+require "mason-lspconfig".setup({
+	ensure_installed = {},
+	automatic_installation = false
+})
+require "neodev".setup()
+
+vim.keymap.set('n', '<leader>e', vim.diagnostic.open_float, { desc = "open diagnostic in a float window" })
+vim.keymap.set('n', '<leader>pe', vim.diagnostic.goto_prev, { desc = "goto [P]revious [E]rror" })
+vim.keymap.set('n', '<leader>ne', vim.diagnostic.goto_next, { desc = "goto [N]ext [E]rror" })
+vim.keymap.set('n', '<leader>el', vim.diagnostic.setloclist, { desc = "show [E]rror [L]ocations" })
+
+local on_attach = function(_, bufnr)
+	vim.api.nvim_buf_set_option(bufnr, 'omnifunc', 'v:lua.vim.lsp.omnifunc')
+
+	-- See `:help vim.lsp.*`
+	local bufopts = { buffer = bufnr }
+
+	local rename = function()
+		vim.ui.input(
+			{ prompt = "Rename symbol: " },
+			function(new_name) if (new_name ~= nil) then vim.lsp.buf.rename(new_name) end end)
+	end
+
+	vim.keymap.set('n', 'K', vim.lsp.buf.hover, bufopts)
+	vim.keymap.set('n', '<C-k>', vim.lsp.buf.signature_help, bufopts)
+	vim.keymap.set('n', 'gD', vim.lsp.buf.declaration, bufopts)
+	vim.keymap.set('n', 'gd', vim.lsp.buf.definition, bufopts)
+	vim.keymap.set('n', 'gtd', vim.lsp.buf.type_definition, bufopts)
+	vim.keymap.set('n', 'gi', vim.lsp.buf.implementation, bufopts)
+	vim.keymap.set('n', 'gu', vim.lsp.buf.references, bufopts)
+	vim.keymap.set('n', '<leader>ca', vim.lsp.buf.code_action, bufopts)
+	vim.keymap.set('n', '<leader>f', function() vim.lsp.buf.format { async = true } end, bufopts)
+	vim.keymap.set('n', '<leader>r', rename, bufopts)
+end
+
+-- Gutter symbols setup
+vim.fn.sign_define("DiagnosticSignError", { text = 'E', texthl = "DiagnosticSignError", numhl = "DiagnosticSignError" })
+vim.fn.sign_define("DiagnosticSignWarn", { text = 'W', texthl = "DiagnosticSignWarn", numhl = "DiagnosticSignWarn" })
+vim.fn.sign_define("DiagnosticSignHint", { text = 'H', texthl = "DiagnosticSignHint", numhl = "DiagnosticSignHint" })
+vim.fn.sign_define("DiagnosticSignInfo", { text = '·', texthl = "DiagnosticSignInfo", numhl = "DiagnosticSignInfo" })
+
+
+-- Border setup
+local border = {
+	{ "╭", "FloatBorder" },
+	{ "─", "FloatBorder" },
+	{ "╮", "FloatBorder" },
+	{ "│", "FloatBorder" },
+	{ "╯", "FloatBorder" },
+	{ "─", "FloatBorder" },
+	{ "╰", "FloatBorder" },
+	{ "│", "FloatBorder" },
+}
+local orig_util_open_floating_preview = vim.lsp.util.open_floating_preview
+function vim.lsp.util.open_floating_preview(contents, syntax, opts, ...)
+	opts = opts or {}
+	opts.border = opts.border or border
+	return orig_util_open_floating_preview(contents, syntax, opts, ...)
+end
+
+-- Language servers
+local capabilities = vim.lsp.protocol.make_client_capabilities()
+capabilities = require "cmp_nvim_lsp".default_capabilities(capabilities)
+-- Spell check
+local common_dictionary = {
+	"Yu", "Hui", "Léana", "Chiang",
+	"ISTIC",
+}
+require "lspconfig".ltex.setup {
+	on_attach = on_attach,
+	cmd = { "ltex-ls" },
+	filetypes = { "markdown", "text", "gitcommit" },
+	settings = {
+		ltex = {
+			language = "auto",
+			additionalRules = {
+				motherTongue = "en-US"
+			},
+			trace = { server = "verbose" },
+			dictionary = {
+				["en-US"] = common_dictionary,
+				["fr"] = common_dictionary
+			},
+		},
+	},
+	flags = { debounce_text_changes = 10000 },
+	capabilities = capabilities,
+}
+-- JSON
+require "lspconfig".jsonls.setup {
+	on_attach = on_attach,
+	capabilities = capabilities,
+}
+-- XML
+require "lspconfig".lemminx.setup {
+	on_attach = on_attach,
+	capabilities = capabilities,
+}
+-- CSS
+require "lspconfig".cssls.setup {
+	on_attach = on_attach,
+	capabilities = capabilities,
+}
+-- Lua
+require "lspconfig".lua_ls.setup {
+	on_attach = on_attach,
+	capabilities = capabilities,
+	settings = {
+		lua = {
+			formatting = {
+				enable = true,
+				indent = 2,
+			}
+		}
+	},
+}
+-- Rust
+require "lspconfig".rust_analyzer.setup {
+	on_attach = on_attach,
+	capabilities = capabilities,
+}
+-- Golang
+require "lspconfig".gopls.setup {
+	on_attach = on_attach,
+	capabilities = capabilities,
+}
+-- Python
+require "lspconfig".pylsp.setup {
+	on_attach = on_attach,
+	capabilities = capabilities,
+}
+-- Scala
+require "lspconfig".metals.setup {
+	on_attach = on_attach,
+	capabilities = capabilities,
+}
+-- C
+require "lspconfig".clangd.setup {
+	on_attach = on_attach,
+	capabilities = capabilities,
+}
+-- R
+require "lspconfig".r_language_server.setup {
+	on_attach = on_attach,
+	capabilities = capabilities,
+}