flake.nix

@@ -255,6 +255,7 @@
             gitsigns-nvim = { };
             neoformat = { };
             hop-nvim = { };
+            telescope-nvim = { };
           };
 
           plugins = with prev.nix2lua.lib; {

modules/telescope-nvim.nix

@@ -0,0 +1,34 @@
+{ nix2lua, vim, ... }:
+
+with nix2lua.lib;
+
+let
+  defaultKeymaps = [
+    { mode = "n"; bind = "<leader>ff"; command = "<Cmd>Telescope find_files hidden=true<CR>"; }
+    { mode = "n"; bind = "<leader>fb"; command = "<Cmd>Telescope buffers<CR>"; }
+    { mode = "n"; bind = "<leader>fh"; command = "<Cmd>Telescope help_tags<CR>"; }
+
+    { mode = "n"; bind = "<leader>fg"; command = lambda0 (call0 "telescope.extensions.live_grep_args.live_grep_args"); }
+  ];
+in
+
+
+{ configs ? { }
+, keymaps ? defaultKeymaps
+, extraKeymaps ? [ ]
+  # TODO: add possibility to configure extensions
+}:
+
+{
+  # telescope requirements
+  plenary-nvim = true;
+
+  # telescope extension
+  telescope-live-grep-args-nvim = true;
+
+  telescope-nvim = [
+    (local (set "telescope" (require "telescope")))
+    (pipe1 (var "telescope") (call "setup" configs))
+    (pipe1 (var "telescope") (call "load_extension" "live_grep_args"))
+  ] ++ map vim.keymap.set (keymaps ++ extraKeymaps);
+}