nvim: 調整 lsp_servers 結構將清單拉出來，並增加判斷是否有go執行環境

dot_config/nvim/exact_lua/lsp/exact_config/lsp_servers.lua

@@ -0,0 +1,29 @@
+-- 統一管理要啟用的語言伺服器
+local M = {}
+
+-- 依主機功能篩選條件（可選）
+local has_go = vim.fn.executable("go") == 1
+
+-- 程式語言所需要的與語言伺服器名稱對照表
+-- <https://wiki.archlinux.org/title/Language_Server_Protocol>
+M.lsp_servers = {
+  -- "lua_ls", "rust_analyzer" -- 官方範例
+
+  "phpactor",                -- PHP
+  has_go and "sqls" or nil,  -- SQL
+  "pyright",                 -- Python
+  has_go and "gopls" or nil, -- Go
+  "html",                    -- HTML
+  "cssls",                   -- CSS
+  "volar",                   -- Vue3
+  -- "ts_ls",                -- TypeScript，目前暫時不需要，先註解掉
+  "marksman",                -- Markdown
+  "yamlls",                  -- YAML
+}
+
+-- 過濾 nil 值
+M.lsp_servers = vim.tbl_filter(function(item)
+  return item ~= nil
+end, M.lsp_servers)
+
+return M

dot_config/nvim/exact_lua/lsp/exact_config/lspconfig.lua

@@ -1,3 +1,5 @@
+local servers = require("lsp.config.lsp_servers").lsp_servers
+
 local lspconfig = require("lspconfig")
 local capabilities = require("cmp_nvim_lsp").default_capabilities()
 
@@ -9,21 +11,6 @@ local on_attach = function(_, bufnr)
   map("n", "K", vim.lsp.buf.hover)
 end
 
--- 程式語言所需要的與語言伺服器名稱對照表
--- <https://wiki.archlinux.org/title/Language_Server_Protocol>
-local servers = {
-  "phpactor", -- PHP
-  "sqls",     -- SQL
-  "pyright",  -- Python
-  "gopls",    -- Go
-  "html",     -- HTML
-  "cssls",    -- CSS
-  "volar",    -- Vue3
-  -- "ts_ls", -- TypeScript，目前暫時不需要，先註解掉
-  "marksman", -- Markdown
-  "yamlls",   -- YAML
-}
-
 -- 載入所有的對應的 LSP server 設定
 --
 -- 相關設定請看

dot_config/nvim/exact_lua/lsp/exact_config/mason.lua

@@ -1,21 +1,11 @@
+local lsp = require("lsp.config.lsp_servers")
+
 require("mason").setup()
 require("mason-lspconfig").setup {
   -- A list of servers to automatically install if they're not already installed. Example: { "rust_analyzer@nightly", "lua_ls" }
   -- This setting has no relation with the `automatic_installation` setting.
   ---@type string[]
-  ensure_installed = {
-    -- "lua_ls", "rust_analyzer" -- 官方範例
-    "phpactor",
-    "sqls",
-    "pyright",
-    "gopls",
-    "html",
-    "cssls",
-    "volar",
-    -- "ts_ls",
-    "marksman",
-    "yamlls",
-   },
+  ensure_installed = lsp.lsp_servers,
 
   -- Whether servers that are set up (via lspconfig) should be automatically installed if they're not already installed.
   -- This setting has no relation with the `ensure_installed` setting.