nvim-config/after/plugin/telescope.lua

local installed, telescope = pcall(require, "telescope")
if installed then
  -- [[ Configure Telescope ]]
  -- See `:help telescope` and `:help telescope.setup()`
  require("telescope").setup({
    defaults = {
      mappings = {
        i = {
          ["<C-u>"] = false,
          ["<C-d>"] = false,
        },
      },
    },
  })

  -- Enable telescope fzf native, if installed
  pcall(require("telescope").load_extension, "fzf")
  pcall(require("telescope").load_extension, "scaladex")

  -- See `:help telescope.builtin`
  vim.keymap.set("n", "<leader>?", require("telescope.builtin").oldfiles, { desc = "[?] Find recently opened files" })
  vim.keymap.set("n", "<leader><space>", require("telescope.builtin").buffers, { desc = "[ ] Find existing buffers" })
  vim.keymap.set("n", "<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]" })

  vim.keymap.set("n", "<leader>sf", require("telescope.builtin").find_files, { desc = "[S]earch [F]iles" })
  vim.keymap.set("n", "<leader>sh", require("telescope.builtin").help_tags, { desc = "[S]earch [H]elp" })
  vim.keymap.set("n", "<leader>sw", require("telescope.builtin").grep_string, { desc = "[S]earch current [W]ord" })
  vim.keymap.set("n", "<leader>sg", require("telescope.builtin").live_grep, { desc = "[S]earch by [G]rep" })
  vim.keymap.set("n", "<leader>sd", require("telescope.builtin").diagnostics, { desc = "[S]earch [D]iagnostics" })
end