new plugins & organization

lua/plugins/nvim-lspconfig.lua

@@ -5,10 +5,42 @@
 -- Plugin: nvim-lspconfig
 -- url: https://github.com/neovim/nvim-lspconfig
 
-local nvim_lsp = require 'lspconfig'
+-- For configuration see the Wiki: https://github.com/neovim/nvim-lspconfig/wiki
+-- Autocompletion settings of "nvim-cmp" are defined in plugins/nvim-cmp.lua
+
+local lsp_status_ok, lspconfig = pcall(require, 'lspconfig')
+if not lsp_status_ok then
+  return
+end
+
+local cmp_status_ok, cmp_nvim_lsp = pcall(require, 'cmp_nvim_lsp')
+if not cmp_status_ok then
+  return
+end
+
+-- Diagnostic options, see: `:help vim.diagnostic.config`
+vim.diagnostic.config({
+  update_in_insert = true,
+  float = {
+    focusable = false,
+    style = "minimal",
+    border = "rounded",
+    source = "always",
+    header = "",
+    prefix = "",
+	},
+})
+
+-- Show line diagnostics automatically in hover window
+vim.cmd([[
+  autocmd CursorHold,CursorHoldI * lua vim.diagnostic.open_float(nil, { focus = false })
+]])
 
 -- Add additional capabilities supported by nvim-cmp
+-- See: https://github.com/neovim/nvim-lspconfig/wiki/Autocompletion
 local capabilities = vim.lsp.protocol.make_client_capabilities()
+capabilities = cmp_nvim_lsp.update_capabilities(capabilities)
+
 capabilities.textDocument.completion.completionItem.documentationFormat = { 'markdown', 'plaintext' }
 capabilities.textDocument.completion.completionItem.snippetSupport = true
 capabilities.textDocument.completion.completionItem.preselectSupport = true
@@ -31,11 +63,22 @@ local on_attach = function(client, bufnr)
   local function buf_set_keymap(...) vim.api.nvim_buf_set_keymap(bufnr, ...) end
   local function buf_set_option(...) vim.api.nvim_buf_set_option(bufnr, ...) end
 
+  -- Highlighting references
+  if client.resolved_capabilities.document_highlight then
+    vim.api.nvim_exec([[
+      augroup lsp_document_highlight
+        autocmd! * <buffer>
+        autocmd CursorHold <buffer> lua vim.lsp.buf.document_highlight()
+        autocmd CursorMoved <buffer> lua vim.lsp.buf.clear_references()
+      augroup END
+    ]], false)
+  end
+
   -- Enable completion triggered by <c-x><c-o>
   buf_set_option('omnifunc', 'v:lua.vim.lsp.omnifunc')
 
   -- Mappings.
-  local opts = { noremap=true, silent=true }
+  local opts = { noremap = true, silent = true }
 
   -- See `:help vim.lsp.*` for documentation on any of the below functions
   buf_set_keymap('n', 'gD', '<cmd>lua vim.lsp.buf.declaration()<CR>', opts)
@@ -55,27 +98,45 @@ local on_attach = function(client, bufnr)
   buf_set_keymap('n', ']d', '<cmd>lua vim.lsp.diagnostic.goto_next()<CR>', opts)
   buf_set_keymap('n', '<space>q', '<cmd>lua vim.lsp.diagnostic.set_loclist()<CR>', opts)
   buf_set_keymap('n', '<space>f', '<cmd>lua vim.lsp.buf.formatting()<CR>', opts)
-
 end
+
+--[[
+
+Language servers setup:
+
+For language servers list see:
+https://github.com/neovim/nvim-lspconfig/blob/master/doc/server_configurations.md
+
+Language server installed:
+
+Bash          -> bashls
+Python        -> pyright
+C-C++         -> clangd
+HTML/CSS/JSON -> vscode-html-languageserver
+JavaScript/TypeScript -> tsserver
+
+--]]
+
+-- Define `root_dir` when needed
+-- See: https://github.com/neovim/nvim-lspconfig/issues/320
+-- This is a workaround, maybe not work with some servers.
+local root_dir = function()
+  return vim.fn.getcwd()
+end
+
 -- Use a loop to conveniently call 'setup' on multiple servers and
--- map buffer local keybindings when the language server attaches
-local servers = { 'bashls', 'pyright', 'pylsp', 'clangd', 'html', 'tsserver', 'marksman', 'prosemd_lsp', 'dockerls', 'cssls', 'cssmodules_ls', 'arduino_language_server', 'pyre', 'gopls', 'theme_check' }
-
--- Set settings for language servers:
-
--- tsserver settings
-local ts_settings = function(client)
-  client.resolved_capabilities.document_formatting = false
-  ts_settings(client)
-end
+-- map buffer local keybindings when the language server attaches.
+-- Add your language server below:
+local servers = { 'bashls', 'pyright', 'clangd', 'html', 'cssls', 'tsserver' }
 
 -- Call setup
 for _, lsp in ipairs(servers) do
-  nvim_lsp[lsp].setup {
+  lspconfig[lsp].setup {
     on_attach = on_attach,
+    root_dir = root_dir,
     capabilities = capabilities,
-    ts_settings = ts_settings,
     flags = {
+      -- default in neovim 0.7+
       debounce_text_changes = 150,
     }
   }