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name: lisp/ob-emacs-lisp.el 	 # note: path name is non-authoritative(*)

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;;; ob-emacs-lisp.el --- org-babel functions for emacs-lisp code evaluation

;; Copyright (C) 2009-2012  Free Software Foundation, Inc.

;; Author: Eric Schulte
;; Keywords: literate programming, reproducible research
;; Homepage: http://orgmode.org

;; 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:

;; Org-Babel support for evaluating emacs-lisp code

;;; Code:
(require 'ob)
(eval-when-compile (require 'ob-comint))

(defvar org-babel-default-header-args:emacs-lisp
  '((:hlines . "yes") (:colnames . "no"))
  "Default arguments for evaluating an emacs-lisp source block.")

(declare-function orgtbl-to-generic "org-table" (table params))

(defun org-babel-expand-body:emacs-lisp (body params)
  "Expand BODY according to PARAMS, return the expanded body."
  (let* ((vars (mapcar #'cdr (org-babel-get-header params :var)))
         (result-params (cdr (assoc :result-params params)))
         (print-level nil) (print-length nil)
         (body (if (> (length vars) 0)
		   (concat "(let ("
			   (mapconcat
			    (lambda (var)
			      (format "%S" (print `(,(car var) ',(cdr var)))))
			    vars "\n      ")
			   ")\n" body "\n)")
		 (concat body "\n"))))
    (if (or (member "code" result-params)
	    (member "pp" result-params))
	(concat "(pp " body ")") body)))

(defun org-babel-execute:emacs-lisp (body params)
  "Execute a block of emacs-lisp code with Babel."
  (save-window-excursion
    ((lambda (result)
       (if (or (member "scalar" (cdr (assoc :result-params params)))
	       (member "verbatim" (cdr (assoc :result-params params))))
	   (let ((print-level nil)
		 (print-length nil))
	     (format "%S" result))
	 (org-babel-reassemble-table
	  result
	  (org-babel-pick-name (cdr (assoc :colname-names params))
			       (cdr (assoc :colnames params)))
	  (org-babel-pick-name (cdr (assoc :rowname-names params))
			       (cdr (assoc :rownames params))))))
     (eval (read (format (if (member "output"
				     (cdr (assoc :result-params params)))
			     "(with-output-to-string %s)"
			   "(progn %s)")
			 (org-babel-expand-body:emacs-lisp body params)))))))

(provide 'ob-emacs-lisp)



;;; ob-emacs-lisp.el ends here

debug log:

solving d83ca24 ...
found d83ca24 in https://git.savannah.gnu.org/cgit/emacs/org-mode.git

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