From 5818e9cb237b36533643a0f612c23a54f51e3b38 Mon Sep 17 00:00:00 2001
From: Kyle Meyer <kyle@kyleam.com>
Date: Thu, 23 Apr 2015 00:35:15 -0400
Subject: Org: Add org-babel-delete-all-results command

---
 lisp/init-org.el | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/lisp/init-org.el b/lisp/init-org.el
index af07450..6d234bf 100644
--- a/lisp/init-org.el
+++ b/lisp/init-org.el
@@ -709,6 +709,31 @@ beginning of the link."
    (emacs-lisp . t)
    (latex . t)))
 
+(defun km/org-babel-delete-all-results ()
+  "Delete Org babel result blocks."
+  (interactive)
+  (save-excursion
+    (goto-char (point-min))
+    (let ((res-regex (rx line-start "#+RESULTS"
+                         (zero-or-one "[" (one-or-more alnum)
+                                      (zero-or-one "...") "]")
+                         ":" line-end)))
+      (while (re-search-forward res-regex nil t)
+        (let ((res-beg (point-at-bol)))
+          (forward-line)
+          (cond
+           ((looking-at-p "^#\\+begin_example$")
+            (re-search-forward "^#\\+end_example$")
+            (delete-region res-beg (point)))
+           ((looking-at-p "^: ")
+            (re-search-forward "^[^:]")
+            (delete-region res-beg (point)))
+           (t
+            (forward-line -1)
+            (delete-region res-beg (point-at-eol)))))
+        (when (looking-at-p "^\\s-$")
+          (delete-blank-lines))))))
+
 
 ;;; Org Contacts
 
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