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+;;; evil-collection-eldoc.el --- Bindings for `eldoc' -*- lexical-binding: t -*-
+
+;; Copyright (C) 2022 James Nguyen
+
+;; Author: James Nguyen <james@jojojames.com>
+;; Maintainer: James Nguyen <james@jojojames.com>
+;; URL: https://github.com/emacs-evil/evil-collection
+;; Version: 0.0.2
+;; Package-Requires: ((emacs "27.1"))
+;; Keywords: evil, emacs, tools
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+;;; Bindings for `eldoc'.
+
+;;; Code:
+(require 'evil-collection)
+(require 'eldoc nil t)
+
+(defconst evil-collection-eldoc-maps
+  '(evil-collection-eldoc-doc-buffer-mode-map))
+
+(defvar eldoc--doc-buffer) ;; Internal to `eldoc'.
+
+(defvar evil-collection-eldoc-doc-buffer-mode-map (make-sparse-keymap))
+
+(define-minor-mode evil-collection-eldoc-doc-buffer-mode
+  "A minor mode to attach to `eldoc-doc-buffer' buffers."
+  :group 'evil-collection-eldoc-mode
+  :keymap evil-collection-eldoc-doc-buffer-mode-map
+  :lighter nil)
+
+(defun evil-collection-eldoc-setup-doc-buffer-mode (&rest _)
+  "Set up `evil-collection-eldoc-doc-buffer-mode'."
+  (with-current-buffer eldoc--doc-buffer
+    (evil-collection-eldoc-doc-buffer-mode +1)
+    (evil-normalize-keymaps)))
+
+;;;###autoload
+(defun evil-collection-eldoc-setup ()
+  "Set up `evil' bindings for `eldoc'."
+  (evil-collection-define-key 'normal 'evil-collection-eldoc-doc-buffer-mode-map
+    "q" #'quit-window
+    "ZZ" #'quit-window
+    "ZQ" #'evil-quit)
+
+  ;; 'special-mode' is used in eldoc since
+  ;; https://github.com/emacs-mirror/emacs/commit/97abe8511a829861f6efb865209ac2dd0e7ae129
+  (when (< emacs-major-version 29)
+    ;; Enable a separate minor mode so that we can bind keys to it.
+    (advice-add 'eldoc-doc-buffer
+                :after 'evil-collection-eldoc-setup-doc-buffer-mode)))
+
+(provide 'evil-collection-eldoc)
+;;; evil-collection-eldoc.el ends here