feat: add vim.opt.confirm = true (#1384)

init.lua

@@ -156,6 +156,11 @@ vim.opt.cursorline = true
 -- Minimal number of screen lines to keep above and below the cursor.
 vim.opt.scrolloff = 10
 
+-- if performing an operation that would fail due to unsaved changes in the buffer (like `:q`),
+-- instead raise a dialog asking if you wish to save the current file(s)
+-- See `:help 'confirm'`
+vim.opt.confirm = true
+
 -- [[ Basic Keymaps ]]
 --  See `:help vim.keymap.set()`
 
@@ -558,13 +563,26 @@ require('lazy').setup({
           --  For example, in C this would take you to the header.
           map('gD', vim.lsp.buf.declaration, '[G]oto [D]eclaration')
 
+          -- This function resolves a difference between neovim nightly (version 0.11) and stable (version 0.10)
+          ---@param client vim.lsp.Client
+          ---@param method vim.lsp.protocol.Method
+          ---@param bufnr? integer some lsp support methods only in specific files
+          ---@return boolean
+          local function client_supports_method(client, method, bufnr)
+            if vim.fn.has 'nvim-0.11' == 1 then
+              return client:supports_method(method, bufnr)
+            else
+              return client.supports_method(method, { bufnr = bufnr })
+            end
+          end
+
           -- The following two autocommands are used to highlight references of the
           -- word under your cursor when your cursor rests there for a little while.
           --    See `:help CursorHold` for information about when this is executed
           --
           -- When you move your cursor, the highlights will be cleared (the second autocommand).
           local client = vim.lsp.get_client_by_id(event.data.client_id)
-          if client and client:supports_method(vim.lsp.protocol.Methods.textDocument_documentHighlight) then
+          if client and client_supports_method(client, vim.lsp.protocol.Methods.textDocument_documentHighlight, event.buf) then
             local highlight_augroup = vim.api.nvim_create_augroup('kickstart-lsp-highlight', { clear = false })
             vim.api.nvim_create_autocmd({ 'CursorHold', 'CursorHoldI' }, {
               buffer = event.buf,
@@ -591,7 +609,7 @@ require('lazy').setup({
           -- code, if the language server you are using supports them
           --
           -- This may be unwanted, since they displace some of your code
-          if client and client:supports_method(vim.lsp.protocol.Methods.textDocument_inlayHint) then
+          if client and client_supports_method(client, vim.lsp.protocol.Methods.textDocument_inlayHint, event.buf) then
             map('<leader>th', function()
               vim.lsp.inlay_hint.enable(not vim.lsp.inlay_hint.is_enabled { bufnr = event.buf })
             end, '[T]oggle Inlay [H]ints')
@@ -694,6 +712,8 @@ require('lazy').setup({
       require('mason-tool-installer').setup { ensure_installed = ensure_installed }
 
       require('mason-lspconfig').setup {
+        ensure_installed = {}, -- explicitly set to an empty table (Kickstart populates installs via mason-tool-installer)
+        automatic_installation = false,
         handlers = {
           function(server_name)
             local server = servers[server_name] or {}
@@ -786,7 +806,6 @@ require('lazy').setup({
       --  into multiple repos for maintenance purposes.
       'hrsh7th/cmp-nvim-lsp',
       'hrsh7th/cmp-path',
-      'hrsh7th/cmp-path',
       'hrsh7th/cmp-nvim-lsp-signature-help',
     },
     config = function()