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authorKyle Meyer <kyle@kyleam.com>2017-03-03 00:13:59 -0500
committerKyle Meyer <kyle@kyleam.com>2017-03-03 01:29:07 -0500
commit2cda5ae7d6141c06fc72e4c1b7f9f792cb8c2e05 (patch)
tree98b72993da9a9732b021764d610cd29bc62a7d93
parentae8e918c873febd58abfc332ebf8f59448e8fff4 (diff)
downloadorg-link-edit-2cda5ae7d6141c06fc72e4c1b7f9f792cb8c2e05.tar.gz
Add org-link-edit-transport-next-link command
-rw-r--r--NEWS4
-rw-r--r--org-link-edit.el64
-rw-r--r--test-org-link-edit.el44
3 files changed, 110 insertions, 2 deletions
diff --git a/NEWS b/NEWS
index e4faa59..f55d26b 100644
--- a/NEWS
+++ b/NEWS
@@ -3,3 +3,7 @@ Org Link Edit NEWS -- history of user-visible changes -*- mode: org; -*-
* master (unreleased)
** New features
+
+- New command ~org-link-edit-transport-next-link~ searches for the
+ next (or previous) link and moves it to point, using the word at
+ point or the selected region as the link's description.
diff --git a/org-link-edit.el b/org-link-edit.el
index 833d620..87dcd6c 100644
--- a/org-link-edit.el
+++ b/org-link-edit.el
@@ -26,8 +26,8 @@
;; Org Link Edit provides Paredit-inspired slurping and barfing
;; commands for Org link descriptions.
;;
-;; There are four commands, all which operate when point is on an Org
-;; link.
+;; There are four slurp and barf commands, all which operate when
+;; point is on an Org link.
;;
;; - org-link-edit-forward-slurp
;; - org-link-edit-backward-slurp
@@ -53,6 +53,11 @@
;; ("i" org-link-edit-backward-barf "backward barf")
;; ("q" nil "cancel")))
;;
+;; In addition to the slurp and barf commands, the command
+;; `org-link-edit-transport-next-link' searches for the next (or
+;; previous) link and moves it to point, using the word at point or
+;; the selected region as the link's description.
+;;
;; [1] https://github.com/abo-abo/hydra
;;; Code:
@@ -325,5 +330,60 @@ If N is negative, barf trailing blobs instead of leading blobs."
(insert barfed)
barfed)))))
+(defun org-link-edit--next-link-data (&optional previous)
+ (save-excursion
+ (if (funcall (if previous #'re-search-backward #'re-search-forward)
+ org-any-link-re nil t)
+ (org-link-edit--link-data)
+ (user-error "No %s link found" (if previous "previous" "next")))))
+
+;;;###autoload
+(defun org-link-edit-transport-next-link (&optional previous beg end)
+ "Move the next link to point.
+
+If the region is active, use the selected text as the link's
+description. Otherwise, use the word at point.
+
+With prefix argument PREVIOUS, move the previous link instead of
+the next link.
+
+Non-interactively, use the text between BEG and END as the
+description, moving the next (or previous) link relative BEG and
+END."
+ (interactive (cons current-prefix-arg
+ (and (use-region-p)
+ (list (region-beginning) (region-end)))))
+ (let ((pt (point))
+ (desc-bounds (cond
+ ((and beg end)
+ (cons (progn (goto-char beg)
+ (point-marker))
+ (progn (goto-char end)
+ (point-marker))))
+ ((not (looking-at-p "\\s-"))
+ (progn (skip-syntax-backward "w")
+ (let ((beg (point-marker)))
+ (skip-syntax-forward "w")
+ (cons beg (point-marker))))))))
+ (when (or (and desc-bounds
+ (or (progn (goto-char (car desc-bounds))
+ (org-link-edit--on-link-p))
+ (progn (goto-char (cdr desc-bounds))
+ (org-link-edit--on-link-p))))
+ (progn (goto-char pt)
+ (org-link-edit--on-link-p)))
+ (user-error "Cannot transport next link with point on a link"))
+ (goto-char (car desc-bounds))
+ (cl-multiple-value-bind (link-beg link-end link desc)
+ (org-link-edit--next-link-data previous)
+ (unless (or (not desc-bounds) (= (length desc) 0))
+ (user-error "Link already has a description"))
+ (delete-region link-beg link-end)
+ (insert (org-make-link-string
+ link
+ (and desc-bounds
+ (delete-and-extract-region (car desc-bounds)
+ (cdr desc-bounds))))))))
+
(provide 'org-link-edit)
;;; org-link-edit.el ends here
diff --git a/test-org-link-edit.el b/test-org-link-edit.el
index 4f006e7..7e4d2af 100644
--- a/test-org-link-edit.el
+++ b/test-org-link-edit.el
@@ -511,6 +511,50 @@ website"
(buffer-string)))))
+;;; Transport
+
+(ert-deftest test-org-link-edit/transport-next-link ()
+ "Test `org-link-edit-transport-next-link'."
+ (should
+ (string= "Here is \[\[http://orgmode.org/\]\[Org's\]\] website "
+ (org-test-with-temp-text
+ "Here is <point>Org's website http://orgmode.org/"
+ (org-link-edit-transport-next-link)
+ (buffer-string))))
+ (should
+ (string= " Here is \[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-test-with-temp-text
+ "http://orgmode.org/ Here is <point>Org's website"
+ (org-link-edit-transport-next-link 'previous)
+ (buffer-string))))
+ (should
+ (string= "\[\[http://orgmode.org/\]\[Here is Org's\]\] website "
+ (org-test-with-temp-text
+ "Here is Org's<point> website http://orgmode.org/"
+ (org-link-edit-transport-next-link
+ nil (point-min) (point))
+ (buffer-string))))
+ (should
+ (string= " Here is \[\[http://orgmode.org/\]\[Org's website\]\]"
+ (org-test-with-temp-text
+ "http://orgmode.org/ Here is <point>Org's website"
+ (org-link-edit-transport-next-link
+ 'previous (point) (point-max))
+ (buffer-string))))
+ (should-error
+ (org-test-with-temp-text
+ "Here is Org's website http://orgmode.org/<point>"
+ (org-link-edit-transport-next-link)
+ (buffer-string)))
+ (should-error
+ (org-test-with-temp-text
+ "Here is Org's website <point>http://orgmode.org/"
+ (org-link-edit-transport-next-link
+ nil (point-min) (point))
+ (buffer-string)))
+ )
+
+
;;; Other
(ert-deftest test-org-link-edit/on-link-p ()