neovim: <esc> should exit telescope immediately

.config/nvim/lua/plugins/editor.lua

@@ -5,29 +5,40 @@ return {
 	},
 	{
 		"telescope.nvim",
-		opts = {
-			defaults = {
-				layout_strategy = "horizontal",
-				layout_config = {
-					anchor = "top",
-					horizontal = {
-						prompt_position = "top",
-						mirror = false,
-						preview_width = 0.4,
-						-- preview_height = 0.5,
+		config = function()
+			local telescope = require("telescope")
+			local actions = require("telescope.actions")
+
+			telescope.setup({
+				defaults = {
+					layout_strategy = "horizontal",
+					layout_config = {
+						anchor = "top",
+						horizontal = {
+							prompt_position = "top",
+							mirror = false,
+							preview_width = 0.4,
+							-- preview_height = 0.5,
+						},
+						width = 0.9,
+						height = 0.9,
+						preview_cutoff = 10,
+					},
+					mappings = {
+						i = {
+							["<esc>"] = actions.close, -- <Esc> close popup
+							["<C-u>"] = false, -- <C-u> clear prompt
+						},
+					},
+					sorting_strategy = "ascending",
+					winblend = 0,
+					wrap_results = true,
+					previewer = false,
+					preview = {
+						hide_on_startup = true,
 					},
-					width = 0.9,
-					height = 0.9,
-					preview_cutoff = 10,
 				},
-				sorting_strategy = "ascending",
-				winblend = 0,
-				wrap_results = true,
-				previewer = false,
-				preview = {
-					hide_on_startup = true,
-				},
-			},
-		},
+			})
+		end,
 	},
 }