feat: add support for new LSP config API in Neovim 0.11+

Author: umutondersu

init.lua

@@ -711,20 +711,34 @@ 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 {}
-            -- This handles overriding only values explicitly passed
-            -- by the server configuration above. Useful when disabling
-            -- certain features of an LSP (for example, turning off formatting for ts_ls)
-            server.capabilities = vim.tbl_deep_extend('force', {}, capabilities, server.capabilities or {})
-            require('lspconfig')[server_name].setup(server)
-          end,
-        },
-      }
+      -- Handle lsp setups differently based on Neovim version
+      -- See :help vim.lsp.config and :help vim.lsp.enable for Neovim 0.11+
+      if vim.fn.has 'nvim-0.11' == 1 then
+        for server, config in pairs(servers) do
+          -- This handles overriding only values explicitly passed
+          -- by the server configuration above. Useful when disabling
+          -- certain features of an LSP (for example, turning off formatting for ts_ls)
+          config.capabilities = vim.tbl_deep_extend('force', {}, capabilities, server.capabilities or {})
+          vim.lsp.config(name, config)
+          vim.lsp.enable(name)
+        end
+      else
+        -- For Neovim 0.10 and below, use mason-lspconfig for setup
+        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 {}
+              -- This handles overriding only values explicitly passed
+              -- by the server configuration above. Useful when disabling
+              -- certain features of an LSP (for example, turning off formatting for ts_ls)
+              server.capabilities = vim.tbl_deep_extend('force', {}, capabilities, server.capabilities or {})
+              require('lspconfig')[server_name].setup(server)
+            end,
+          },
+        }
+      end
     end,
   },