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-;;; ob-lob.el --- functions supporting the Library of Babel
-
-;; Copyright (C) 2009, 2010 Free Software Foundation, Inc.
-
-;; Author: Eric Schulte, Dan Davison
-;; Keywords: literate programming, reproducible research
-;; Homepage: http://orgmode.org
-;; Version: 7.4
-
-;; This file is part of GNU Emacs.
-
-;; GNU Emacs 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.
-
-;; GNU Emacs 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 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)
-(require 'ob-table)
-
-(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 '()
- "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)
-
-;;;###autoload
-(defun org-babel-lob-ingest (&optional file)
- "Add all named source-blocks defined in FILE to
-`org-babel-library-of-babel'."
- (interactive "f")
- (let ((lob-ingest-count 0))
- (org-babel-map-src-blocks file
- (let* ((info (org-babel-get-src-block-info 'light))
- (source-name (nth 4 info)))
- (when source-name
- (setq source-name (intern source-name)
- org-babel-library-of-babel
- (cons (cons source-name info)
- (assq-delete-all source-name org-babel-library-of-babel))
- lob-ingest-count (1+ lob-ingest-count)))))
- (message "%d src block%s added to Library of Babel"
- 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-lob-one-liner-regexp
- (concat
- "^\\([ \t]*\\)#\\+\\(?:"
- (mapconcat #'regexp-quote org-babel-lob-call-aliases "\\|")
- "\\):[ \t]+\\([^\(\)\n]+?\\)\\(\\[\\(.*\\)\\]\\|\\(\\)\\)"
- "\(\\([^\n]*\\)\)\\(\\[.+\\]\\|\\)[ \t]*\\([^\n]*\\)")
- "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.
-Detect if this is context for a Library Of Babel source block and
-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)))
-
-;;;###autoload
-(defun org-babel-lob-get-info ()
- "Return a Library of Babel function call as a string."
- (let ((case-fold-search t))
- (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))))))))
-
-(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)))))
-
-(provide 'ob-lob)
-
-;; arch-tag: ce0712c9-2147-4019-ba3f-42341b8b474b
-
-;;; ob-lob.el ends here