emacs-ipython-notebook/ein-mumamo.el
2012-05-10 22:39:30 +02:00

86 lines
3 KiB
EmacsLisp

;;; ein-mumamo.el --- MuMaMo for notebook
;; Copyright (C) 2012- Takafumi Arakaki
;; Author: Takafumi Arakaki
;; This file is NOT part of GNU Emacs.
;; ein-mumamo.el 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.
;; ein-mumamo.el 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 ein-mumamo.el. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;
;;; Code:
(require 'mumamo)
(require 'mumamo-cmirr)
(require 'ein-notebook)
(define-mumamo-multi-major-mode ein:notebook-mumamo-mode
"IPython notebook mode."
("IPython notebook familiy" fundamental-mode
(ein:notebook-mumamo-python
)))
(setq ein:notebook-mumamo-mode-map ein:notebook-mode-map)
(defun ein:notebook-mumamo-python (pos max)
(mumamo-possible-chunk-forward
pos max
(lambda (pos max) "CHUNK-START-FUN"
(ein:log 'debug "CHUNK-START-FUN(pos=%s max=%s)" pos max)
(ein:aif (ein:mumamo-find-edge pos max nil #'ein:codecell-p)
(list it 'python-mode nil)))
(lambda (pos max) "CHUNK-END-FUN"
(ein:log 'debug "CHUNK-END-FUN(pos=%s max=%s)" pos max)
(ein:mumamo-find-edge pos max t #'ein:codecell-p))))
(defun ein:mumamo-find-edge (pos max end cell-p)
"Helper function for `ein:notebook-mumamo-python'.
Return the point of beginning of the input element of cell after
the point POS. Return `nil' if it cannot be found before the point
MAX. If END is non-`nil', end of the input element is returned."
(let* ((ewoc-node
(ein:notebook-get-nearest-cell-ewoc-node pos max))
(_ (ein:log 'debug "(null ewoc-node) = %s" (null ewoc-node)))
(cell (ein:aand ewoc-node
(ein:$node-data (ewoc-data it))
(if (funcall cell-p it) it)))
(_ (ein:log 'debug "(null cell) = %s" (null cell)))
(find
(lambda (c)
(ein:aand c
(ein:cell-element-get it (if end :after-input :input))
(progn
(ein:log 'debug "(null it) = %s" (null it))
(ewoc-location it))
(if end it (1+ it)))))
(input-pos (funcall find cell)))
(ein:log 'debug "input-pos (1) = %s" input-pos)
(when (< input-pos pos)
(setq input-pos (funcall find (ein:cell-next cell))))
(ein:log 'debug "input-pos (2) = %s" input-pos)
(when (and (not end) input-pos (> input-pos max))
;; FIXME: do I need "(not end)"?
(setq input-pos nil))
(ein:log 'debug "input-pos (3) = %s" input-pos)
input-pos))
(provide 'ein-mumamo)
;;; ein-mumamo.el ends here