From a19a4c2c90289b1bb5f3b87ba3e5f5d759961adf Mon Sep 17 00:00:00 2001
From: Zhao <hronro@gmail.com>
Date: Fri, 8 Mar 2024 19:43:08 +0800
Subject: [PATCH] feat: make telescope lazy loaded by command and key mappings

---
 init.lua | 148 +++++++++++++++++++++++++++++++++++++++++--------------
 1 file changed, 111 insertions(+), 37 deletions(-)

diff --git a/init.lua b/init.lua
index 3bdb5e3..e04a223 100644
--- a/init.lua
+++ b/init.lua
@@ -296,7 +296,6 @@ require('lazy').setup({
 
   { -- Fuzzy Finder (files, lsp, etc)
     'nvim-telescope/telescope.nvim',
-    event = 'VimEnter',
     branch = '0.1.x',
     dependencies = {
       'nvim-lua/plenary.nvim',
@@ -318,6 +317,117 @@ require('lazy').setup({
       -- Useful for getting pretty icons, but requires a Nerd Font.
       { 'nvim-tree/nvim-web-devicons', enabled = vim.g.have_nerd_font },
     },
+    -- Lazy load telescope when the `Telescope` command is executed.
+    cmd = 'Telescope',
+    -- And also lazy load telescope on these key mappings.
+    -- For more builtin function, see `:help telescope.builtin`.
+    keys = {
+      {
+        '<leader>sh',
+        function()
+          require('telescope.builtin').help_tags()
+        end,
+        desc = '[S]earch [H]elp',
+      },
+      {
+        '<leader>sk',
+        function()
+          require('telescope.builtin').keymaps()
+        end,
+        desc = '[S]earch [K]eymaps',
+      },
+      {
+        '<leader>sf',
+        function()
+          require('telescope.builtin').find_files()
+        end,
+        desc = '[S]earch [F]iles',
+      },
+      {
+        '<leader>ss',
+        function()
+          require('telescope.builtin').builtin()
+        end,
+        desc = '[S]earch [S]elect telescope.builtin',
+      },
+      {
+        '<leader>sw',
+        function()
+          require('telescope.builtin').grep_string()
+        end,
+        desc = '[S]earch current [W]ord',
+      },
+      {
+        '<leader>sg',
+        function()
+          require('telescope.builtin').live_grep()
+        end,
+        desc = '[S]earch by [G]rep',
+      },
+      {
+        '<leader>sd',
+        function()
+          require('telescope.builtin').diagnostics()
+        end,
+        desc = '[S]earch [D]iagnostics',
+      },
+      {
+        '<leader>sr',
+        function()
+          require('telescope.builtin').resume()
+        end,
+        desc = '[S]earch [R]esume',
+      },
+      {
+        '<leader>s.',
+        function()
+          require('telescope.builtin').oldfiles()
+        end,
+        desc = '[S]earch Recent Files ("." for repeat)',
+      },
+      {
+        '<leader><leader>',
+        function()
+          require('telescope.builtin').buffers()
+        end,
+        desc = '[ ] Find existing buffers',
+      },
+
+      -- Slightly advanced example of overriding default behavior and theme
+      {
+        '<leader>/',
+        function()
+          -- You can pass additional configuration to telescope to change theme, layout, etc.
+          require('telescope.builtin').current_buffer_fuzzy_find(require('telescope.themes').get_dropdown {
+            winblend = 10,
+            previewer = false,
+          })
+        end,
+        desc = '[/] Fuzzily search in current buffer',
+      },
+
+      -- Also possible to pass additional configuration options.
+      --  See `:help telescope.builtin.live_grep()` for information about particular keys
+      {
+        '<leader>s/',
+        function()
+          require('telescope.builtin').live_grep {
+            grep_open_files = true,
+            prompt_title = 'Live Grep in Open Files',
+          }
+        end,
+        desc = '[S]earch [/] in Open Files',
+      },
+
+      -- Shortcut for searching your neovim configuration files
+      {
+        '<leader>sn',
+        function()
+          require('telescope.builtin').find_files { cwd = vim.fn.stdpath 'config' }
+        end,
+        desc = '[S]earch [N]eovim files',
+      },
+    },
     config = function()
       -- Telescope is a fuzzy finder that comes with a lot of different things that
       -- it can fuzzy find! It's more than just a "file finder", it can search
@@ -360,42 +470,6 @@ require('lazy').setup({
       -- Enable telescope extensions, if they are installed
       pcall(require('telescope').load_extension, 'fzf')
       pcall(require('telescope').load_extension, 'ui-select')
-
-      -- See `:help telescope.builtin`
-      local builtin = require 'telescope.builtin'
-      vim.keymap.set('n', '<leader>sh', builtin.help_tags, { desc = '[S]earch [H]elp' })
-      vim.keymap.set('n', '<leader>sk', builtin.keymaps, { desc = '[S]earch [K]eymaps' })
-      vim.keymap.set('n', '<leader>sf', builtin.find_files, { desc = '[S]earch [F]iles' })
-      vim.keymap.set('n', '<leader>ss', builtin.builtin, { desc = '[S]earch [S]elect Telescope' })
-      vim.keymap.set('n', '<leader>sw', builtin.grep_string, { desc = '[S]earch current [W]ord' })
-      vim.keymap.set('n', '<leader>sg', builtin.live_grep, { desc = '[S]earch by [G]rep' })
-      vim.keymap.set('n', '<leader>sd', builtin.diagnostics, { desc = '[S]earch [D]iagnostics' })
-      vim.keymap.set('n', '<leader>sr', builtin.resume, { desc = '[S]earch [R]esume' })
-      vim.keymap.set('n', '<leader>s.', builtin.oldfiles, { desc = '[S]earch Recent Files ("." for repeat)' })
-      vim.keymap.set('n', '<leader><leader>', builtin.buffers, { desc = '[ ] Find existing buffers' })
-
-      -- Slightly advanced example of overriding default behavior and theme
-      vim.keymap.set('n', '<leader>/', function()
-        -- You can pass additional configuration to telescope to change theme, layout, etc.
-        builtin.current_buffer_fuzzy_find(require('telescope.themes').get_dropdown {
-          winblend = 10,
-          previewer = false,
-        })
-      end, { desc = '[/] Fuzzily search in current buffer' })
-
-      -- Also possible to pass additional configuration options.
-      --  See `:help telescope.builtin.live_grep()` for information about particular keys
-      vim.keymap.set('n', '<leader>s/', function()
-        builtin.live_grep {
-          grep_open_files = true,
-          prompt_title = 'Live Grep in Open Files',
-        }
-      end, { desc = '[S]earch [/] in Open Files' })
-
-      -- Shortcut for searching your neovim configuration files
-      vim.keymap.set('n', '<leader>sn', function()
-        builtin.find_files { cwd = vim.fn.stdpath 'config' }
-      end, { desc = '[S]earch [N]eovim files' })
     end,
   },