添加 diffview, 修改telescope 初次加载无法下载插件报错问题

nvim/lazy-lock.json

@@ -2,6 +2,7 @@
   "blink.cmp": { "branch": "main", "commit": "78336bc89ee5365633bcf754d93df01678b5c08f" },
   "cmake-tools.nvim": { "branch": "master", "commit": "98cdc162572a7b77733030425d8d045d68f2a1fd" },
   "conform.nvim": { "branch": "master", "commit": "619363c30309d29ffa631e67c8183f2a72caa373" },
+  "diffview.nvim": { "branch": "main", "commit": "4516612fe98ff56ae0415a259ff6361a89419b0a" },
   "gitsigns.nvim": { "branch": "main", "commit": "25050e4ed39e628282831d4cbecb1850454ce915" },
   "lazy.nvim": { "branch": "main", "commit": "306a05526ada86a7b30af95c5cc81ffba93fef97" },
   "mason-lspconfig.nvim": { "branch": "main", "commit": "0a695750d747db1e7e70bcf0267ef8951c95fc83" },

nvim/lua/plugins/diffview.lua

@@ -0,0 +1,35 @@
+-- ============================================================================
+-- Git diff 视图 (diffview)
+-- 仓库级 diff 总览 + 提交历史对比，补充 gitsigns 的行内能力
+-- ============================================================================
+
+return {
+    {
+        "sindrets/diffview.nvim",
+        cmd = "DiffviewOpen",
+        keys = {
+            -- 只保留 3 个核心键位：打开/关闭 diff 视图、查看历史
+            { "<leader>go", "<cmd>DiffviewOpen<cr>",          desc = "查看改动" },
+            { "<leader>gq", "<cmd>DiffviewClose<cr>",         desc = "关闭 diff" },
+            { "<leader>gl", "<cmd>DiffviewFileHistory %<cr>", desc = "文件历史" },
+        },
+        opts = {
+            file_panel = {
+                listing_style = "tree",
+                tree_options = {
+                    flatten_dirs = true,
+                    folder_statuses = "only_folded",
+                },
+            },
+            keymaps = {
+                view = {
+                    -- 覆盖全局 <leader>q：在 diffview 里关闭整个 diffview，而非单个窗口
+                    { "n", "<leader>q", "<cmd>DiffviewClose<cr>", { desc = "关闭 diffview" } },
+                },
+                file_panel = {
+                    { "n", "<leader>q", "<cmd>DiffviewClose<cr>", { desc = "关闭 diffview" } },
+                },
+            },
+        },
+    },
+}

nvim/lua/plugins/telescope.lua

@@ -19,22 +19,29 @@ return {
             { "<leader>fk", "<cmd>Telescope keymaps<cr>",     desc = "查找键位" },
             { "<leader>fr", "<cmd>Telescope oldfiles<cr>",    desc = "最近文件" },
         },
+        -- 启动即加载：ui-select 扩展需要全局接管 vim.ui.select，
+        -- 懒加载会导致未触发 :Telescope 时（如 <leader>rr）回退到原生 UI
+        lazy = false,
         opts = {
             defaults = {
                 prompt_prefix   = " > ",
                 selection_caret = " > ",
                 layout_strategy = "flex",
             },
-            extensions = {
-                ["ui-select"] = {
-                    require("telescope.themes").get_dropdown({}),
-                },
-            },
         },
         config = function(_, opts)
             local telescope = require("telescope")
+
+            -- extensions 需要 require telescope.themes，必须在 config 里构造
+            opts.extensions = {
+                ["ui-select"] = {
+                    require("telescope.themes").get_dropdown({}),
+                },
+            }
+
             telescope.setup(opts)
-            telescope.load_extension("ui-select")
+            -- 用 pcall 保护，避免 ui-select 扩展未安装时崩溃
+            pcall(telescope.load_extension, "ui-select")
         end,
     },
 }