move server config to easy to extend style

init.lua

@@ -332,63 +332,57 @@ local on_attach = function(_, bufnr)
   end, { desc = 'Format current buffer with LSP' })
 end
 
+local runtime_path = vim.split(package.path, ';')
+table.insert(runtime_path, 'lua/?.lua')
+table.insert(runtime_path, 'lua/?/init.lua')
+
+-- Enable the following language servers
+--  Feel free to add/remove any LSPs that you want here. They will automatically be installed.
+--  Add any additional override configuration in the following tables. They will be passed to
+--  the `settings` field of the server config
+local servers = {
+  clangd = {},
+  gopls = {},
+  pyright = {},
+  rust_analyzer = {},
+  tsserver = {},
+
+  sumneko_lua = {
+    Lua = {
+      runtime = { version = 'LuaJIT', path = runtime_path },
+      diagnostics = { globals = { 'vim' } },
+      workspace = {
+        library = vim.api.nvim_get_runtime_file('', true),
+        checkThirdParty = false,
+      },
+      telemetry = { enable = false },
+    },
+  },
+}
+
 -- Setup mason so it can manage external tooling
 require('mason').setup()
 
--- Enable the following language servers
--- Feel free to add/remove any LSPs that you want here. They will automatically be installed
-local servers = { 'clangd', 'rust_analyzer', 'pyright', 'tsserver', 'sumneko_lua', 'gopls' }
-
 -- Ensure the servers above are installed
 require('mason-lspconfig').setup {
-  ensure_installed = servers,
+  ensure_installed = vim.tbl_keys(servers),
 }
 
--- nvim-cmp supports additional completion capabilities
+-- nvim-cmp supports additional completion capabilities, so broadcast that to servers
 local capabilities = vim.lsp.protocol.make_client_capabilities()
 capabilities = require('cmp_nvim_lsp').default_capabilities(capabilities)
 
-for _, lsp in ipairs(servers) do
+for lsp, settings in ipairs(servers) do
   require('lspconfig')[lsp].setup {
     on_attach = on_attach,
     capabilities = capabilities,
+    settings = settings,
   }
 end
 
 -- Turn on lsp status information
 require('fidget').setup()
 
--- Example custom configuration for lua
---
--- Make runtime files discoverable to the server
-local runtime_path = vim.split(package.path, ';')
-table.insert(runtime_path, 'lua/?.lua')
-table.insert(runtime_path, 'lua/?/init.lua')
-
-require('lspconfig').sumneko_lua.setup {
-  on_attach = on_attach,
-  capabilities = capabilities,
-  settings = {
-    Lua = {
-      runtime = {
-        -- Tell the language server which version of Lua you're using (most likely LuaJIT)
-        version = 'LuaJIT',
-        -- Setup your lua path
-        path = runtime_path,
-      },
-      diagnostics = {
-        globals = { 'vim' },
-      },
-      workspace = {
-        library = vim.api.nvim_get_runtime_file('', true),
-        checkThirdParty = false,
-      },
-      -- Do not send telemetry data containing a randomized but unique identifier
-      telemetry = { enable = false },
-    },
-  },
-}
-
 -- nvim-cmp setup
 local cmp = require 'cmp'
 local luasnip = require 'luasnip'