diff --git a/emacs/custom.el b/emacs/custom.el
index 60e3ac5..7c01fd9 100644
--- a/emacs/custom.el
+++ b/emacs/custom.el
@@ -36,13 +36,14 @@
  ;; If there is more than one, they won't work right.
  '(cursor-type 'bar)
  '(custom-safe-themes
-	 '("2224b07a70ad0e4f11eef482f9551efa57d7cc27c943ffd43edd01ed85ed2ebf" "fbd3f3b9e2b5c2fefd006c70afb5c514dd37b0c0427cff007ca589eedfcfa2b9" default))
+   '("2224b07a70ad0e4f11eef482f9551efa57d7cc27c943ffd43edd01ed85ed2ebf" "fbd3f3b9e2b5c2fefd006c70afb5c514dd37b0c0427cff007ca589eedfcfa2b9" default))
  '(elfeed-feeds
-	 '("https://www.thenation.com/feed/?post_type=article" "https://feeds2.feedburner.com/google/RzFQ" "https://api.substack.com/feed/podcast/365422.rss" "https://stallman.org/rss/rss.xml" "https://danielpocock.com/feed.atom"))
+   '("https://www.thenation.com/feed/?post_type=article" "https://feeds2.feedburner.com/google/RzFQ" "https://api.substack.com/feed/podcast/365422.rss" "https://stallman.org/rss/rss.xml" "https://danielpocock.com/feed.atom"))
+ '(indent-tabs-mode nil)
  '(mc/always-run-for-all t)
  '(menu-bar-mode nil)
  '(safe-local-variable-values
-	 '((flycheck-disabled-checkers emacs-lisp-checkdoc emacs-lisp)))
+   '((flycheck-disabled-checkers emacs-lisp-checkdoc emacs-lisp)))
  '(tab-width 2)
  '(tool-bar-mode nil))
 (custom-set-faces
diff --git a/emacs/init.el b/emacs/init.el
index 4b49c47..a9d804c 100644
--- a/emacs/init.el
+++ b/emacs/init.el
@@ -22,16 +22,16 @@
 ;; setup load paths
 (add-to-list
  'load-path (expand-file-name
-						 "cfg" user-emacs-directory))
+             "cfg" user-emacs-directory))
 (add-to-list
  'load-path (expand-file-name
-						 "lisp"	user-emacs-directory))
+             "lisp"   user-emacs-directory))
 (add-to-list
  'load-path (expand-file-name
-						 "module" user-emacs-directory))
+             "module" user-emacs-directory))
 (add-to-list
  'load-path (expand-file-name
-						 "feature" user-emacs-directory))
+             "feature" user-emacs-directory))
 
 (require 'feature-base)            ; prep the beast
 (require 'feature-km)              ; knowledge management
diff --git a/emacs/module/module-base.el b/emacs/module/module-base.el
index c6dc63a..44ffa56 100644
--- a/emacs/module/module-base.el
+++ b/emacs/module/module-base.el
@@ -54,7 +54,7 @@
       kept-new-versions 20
       kept-old-versions 2
       minibuffer-prompt-properties '(read-only t cursor-intangible t
-											   face minibuffer-prompt)
+                                               face minibuffer-prompt)
       mouse-autoselect-window t
       read-extended-command-predicate #'command-completion-default-include-p
       read-process-output-max (* 1024 1024)
@@ -65,11 +65,11 @@
       backup-directory-alist `((".*" . ,(concat user-emacs-directory "backup")))
       read-extended-command-predicate #'command-completion-default-include-p
       gc-cons-threshold 100000000
-	  auth-sources '("~/.authinfo.gpg")
+      auth-sources '("~/.authinfo.gpg")
       warning-minimum-level :emergency
-	  large-file-warning-threshold nil
-	  tramp-persistency-file-name "~/.config/emacs/tramp"
-	  tramp-inline-compress-start-size 1000)
+      large-file-warning-threshold nil
+      tramp-persistency-file-name "~/.config/emacs/tramp"
+      tramp-inline-compress-start-size 1000)
 
 ;; load custom file
 (setq custom-file (expand-file-name "custom.el" user-emacs-directory))
diff --git a/emacs/module/module-golang.el b/emacs/module/module-golang.el
index 24a3753..a5f4718 100644
--- a/emacs/module/module-golang.el
+++ b/emacs/module/module-golang.el
@@ -11,8 +11,41 @@
 (pkg/require-defer 'go-mode)
 
 (with-eval-after-load 'go-mode
-	(add-to-list 'auto-mode-alist '("\\.go$" . go-mode))
-	(add-hook 'before-save-hook #'gofmt-before-save))
+  (add-to-list 'auto-mode-alist '("\\.go$" . go-mode))
+  (add-hook 'before-save-hook #'gofmt-before-save))
+
+(defun my/godoc-at-point ()
+  "Run godoc on the selected region or symbol at point, including dot-separated parts."
+  (interactive)
+  (let (default start end)
+    (if (use-region-p)
+        (setq start (region-beginning)
+              end (region-end)
+              default (buffer-substring-no-properties start end))
+      (let ((bounds (bounds-of-thing-at-point 'symbol)))
+        (setq start (if bounds (car bounds) (point))
+              end (if bounds (cdr bounds) (point))
+              default (if bounds
+                          (buffer-substring-no-properties start end)
+                        nil))))
+    (unless (use-region-p)
+      (save-excursion
+        (goto-char start)
+        (while (and (> (point) (point-min))
+                    (eq (char-before) ?.))
+          (backward-sexp)
+          (setq start (point)))
+        (goto-char end)
+        (while (and (< (point) (point-max))
+                    (eq (char-after) ?.))
+          (forward-sexp)
+          (setq end (point)))
+        (setq default (buffer-substring-no-properties start end))))
+    (godoc (read-string "Go documentation: " default))))
+
+(add-hook 'go-mode-hook
+          (lambda ()
+            (local-set-key (kbd "C-c C-d") 'godoc-at-point-with-default)))
 
 (provide 'module-golang)