;;; ob-lob.el --- functions supporting the Library of Babel
-;; Copyright (C) 2009, 2010, 2011 Free Software Foundation, Inc.
+;; Copyright (C) 2009-2015 Free Software Foundation, Inc.
-;; Author: Eric Schulte, Dan Davison
+;; Authors: Eric Schulte
+;; Dan Davison
;; Keywords: literate programming, reproducible research
;; Homepage: http://orgmode.org
-;; Version: 7.4
;; This file is part of GNU Emacs.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
-;;; Commentary:
-
-;; See the online documentation for more information
-;;
-;; http://orgmode.org/worg/org-contrib/babel/
-
;;; Code:
-(require 'ob)
+(eval-when-compile
+ (require 'cl))
+(require 'ob-core)
(require 'ob-table)
+(declare-function org-babel-in-example-or-verbatim "ob-exp" nil)
+
(defvar org-babel-library-of-babel nil
"Library of source-code blocks.
This is an association list. Populate the library by adding
files to `org-babel-lob-files'.")
-(defcustom org-babel-lob-files '()
+(defcustom org-babel-lob-files nil
"Files used to populate the `org-babel-library-of-babel'.
To add files to this list use the `org-babel-lob-ingest' command."
:group 'org-babel
- :type 'list)
+ :version "24.1"
+ :type '(repeat file))
+
+(defvar org-babel-default-lob-header-args '((:exports . "results"))
+ "Default header arguments to use when exporting #+lob/call lines.")
-;;;###autoload
(defun org-babel-lob-ingest (&optional file)
- "Add all named source-blocks defined in FILE to
-`org-babel-library-of-babel'."
- (interactive "f")
+ "Add all named source blocks defined in FILE to `org-babel-library-of-babel'."
+ (interactive "fFile: ")
(let ((lob-ingest-count 0))
(org-babel-map-src-blocks file
(let* ((info (org-babel-get-src-block-info 'light))
lob-ingest-count (if (> lob-ingest-count 1) "s" ""))
lob-ingest-count))
-(defconst org-babel-lob-call-aliases '("lob" "call")
- "Aliases to call a source block function.
-If you change the value of this variable then your files may
- become unusable by other org-babel users, and vice versa.")
+(defconst org-babel-block-lob-one-liner-regexp
+ (concat
+ "^\\([ \t]*?\\)#\\+call:[ \t]+\\([^\(\)\n]+?\\)\\(\\[\\(.*\\)\\]\\|\\(\\)\\)"
+ "\(\\([^\n]*?\\)\)\\(\\[.+\\]\\|\\)[ \t]*\\(\\([^\n]*\\)\\)?")
+ "Regexp to match non-inline calls to predefined source block functions.")
-(defconst org-babel-lob-one-liner-regexp
+(defconst org-babel-inline-lob-one-liner-regexp
(concat
- "^\\([ \t]*\\)#\\+\\(?:"
- (mapconcat #'regexp-quote org-babel-lob-call-aliases "\\|")
- "\\):[ \t]+\\([^\(\)\n]+?\\)\\(\\[\\(.*\\)\\]\\|\\(\\)\\)"
- "\(\\([^\n]*\\)\)\\(\\[.+\\]\\|\\)[ \t]*\\([^\n]*\\)")
+ "\\([^\n]*?\\)call_\\([^\(\)\n]+?\\)\\(\\[\\(.*?\\)\\]\\|\\(\\)\\)"
+ "\(\\([^\n]*?\\)\)\\(\\[\\(.*?\\)\\]\\)?")
+ "Regexp to match inline calls to predefined source block functions.")
+
+(defconst org-babel-lob-one-liner-regexp
+ (concat "\\(" org-babel-block-lob-one-liner-regexp
+ "\\|" org-babel-inline-lob-one-liner-regexp "\\)")
"Regexp to match calls to predefined source block functions.")
;; functions for executing lob one-liners
+
;;;###autoload
(defun org-babel-lob-execute-maybe ()
"Execute a Library of Babel source block, if appropriate.
if so then run the appropriate source block from the Library."
(interactive)
(let ((info (org-babel-lob-get-info)))
- (if (nth 0 info) (progn (org-babel-lob-execute info) t) nil)))
+ (if (and (nth 0 info) (not (org-babel-in-example-or-verbatim)))
+ (progn (org-babel-lob-execute info) t)
+ nil)))
;;;###autoload
(defun org-babel-lob-get-info ()
"Return a Library of Babel function call as a string."
- (let ((case-fold-search t))
+ (let ((case-fold-search t)
+ (nonempty (lambda (a b)
+ (let ((it (match-string a)))
+ (if (= (length it) 0) (match-string b) it)))))
(save-excursion
(beginning-of-line 1)
- (if (looking-at org-babel-lob-one-liner-regexp)
- (append
- (mapcar #'org-babel-clean-text-properties
- (list
- (format "%s%s(%s)%s"
- (match-string 2)
- (if (match-string 4)
- (concat "[" (match-string 4) "]") "")
- (or (match-string 6) "") (match-string 7))
- (match-string 8)))
- (list (length (match-string 1))))))))
-
+ (when (looking-at org-babel-lob-one-liner-regexp)
+ (append
+ (mapcar #'org-no-properties
+ (list
+ (format "%s%s(%s)%s"
+ (funcall nonempty 3 12)
+ (if (not (= 0 (length (funcall nonempty 5 14))))
+ (concat "[" (funcall nonempty 5 14) "]") "")
+ (or (funcall nonempty 7 16) "")
+ (or (funcall nonempty 8 19) ""))
+ (funcall nonempty 9 18)))
+ (list (length (if (= (length (match-string 12)) 0)
+ (match-string 2) (match-string 11)))
+ (save-excursion
+ (forward-line -1)
+ (and (looking-at (concat org-babel-src-name-regexp
+ "\\([^\n]*\\)$"))
+ (org-no-properties (match-string 1))))))))))
+
+(defvar org-babel-default-header-args:emacs-lisp) ; Defined in ob-emacs-lisp.el
(defun org-babel-lob-execute (info)
"Execute the lob call specified by INFO."
- (let ((params (org-babel-process-params
- (org-babel-merge-params
- org-babel-default-header-args
- (org-babel-params-from-buffer)
- (org-babel-params-from-properties)
- (org-babel-parse-header-arguments
- (org-babel-clean-text-properties
- (concat ":var results="
- (mapconcat #'identity (butlast info) " "))))))))
- (org-babel-execute-src-block
- nil (list "emacs-lisp" "results" params nil nil (nth 2 info)))))
+ (let* ((mkinfo (lambda (p)
+ (list "emacs-lisp" "results" p nil
+ (nth 3 info) ;; name
+ (nth 2 info))))
+ (pre-params (apply #'org-babel-merge-params
+ org-babel-default-header-args
+ org-babel-default-header-args:emacs-lisp
+ (append
+ (org-babel-params-from-properties)
+ (list
+ (org-babel-parse-header-arguments
+ (org-no-properties
+ (concat
+ ":var results="
+ (mapconcat #'identity (butlast info 2)
+ " "))))))))
+ (pre-info (funcall mkinfo pre-params))
+ (cache-p (and (cdr (assoc :cache pre-params))
+ (string= "yes" (cdr (assoc :cache pre-params)))))
+ (new-hash (when cache-p (org-babel-sha1-hash pre-info)))
+ (old-hash (when cache-p (org-babel-current-result-hash)))
+ (org-babel-current-src-block-location (point-marker)))
+ (if (and cache-p (equal new-hash old-hash))
+ (save-excursion (goto-char (org-babel-where-is-src-block-result))
+ (forward-line 1)
+ (message "%S" (org-babel-read-result)))
+ (prog1 (let* ((proc-params (org-babel-process-params pre-params))
+ org-confirm-babel-evaluate)
+ (org-babel-execute-src-block nil (funcall mkinfo proc-params)))
+ ;; update the hash
+ (when new-hash (org-babel-set-current-result-hash new-hash))))))
(provide 'ob-lob)
-;; arch-tag: ce0712c9-2147-4019-ba3f-42341b8b474b
+;; Local variables:
+;; generated-autoload-file: "org-loaddefs.el"
+;; End:
;;; ob-lob.el ends here