emacs.d/elpa/ein-20200127.249/ein-cell-output.el

79 lines
2.7 KiB
EmacsLisp
Raw Normal View History

2019-11-30 08:46:49 +01:00
;;; ein-cell-output.el --- Cell module
;; (C) 2015- John M. Miller
;; Author: John M. Miller (millejoh at mac dot com)
;; This file is NOT part of GNU Emacs.
;; ein-cell-output.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-cell-output.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-cell-output.el. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; Because wiriting cell outputs to nbformat v4.0 json is complicated
;; enought that it warrants a file all to its own.
;;; Code:
(require 'ein-cell)
(defvar ein:output-type-map
'((:svg . :image/svg+xml) (:png . :image/png) (:jpeg . :image/jpeg)
(:text . :text/plain)
(:html . :text/html) (:latex . :text/latex) (:javascript . :text/javascript)))
(defun ein:output-property (maybe-property)
(cdr (assoc maybe-property ein:output-type-map)))
;;; Dealing with Code cell outputs
(defun ein:cell-stream-output-to-json (output)
`((output_type . "stream")
(name . ,(plist-get output :stream))
(text . ,(plist-get output :text))))
(defun ein:cell-error-output-to-json (output)
`((output_type . "error")
(ename . ,(plist-get output :ename))
(evalue . ,(plist-get output :evalue))
(traceback . ,(plist-get output :traceback))))
(defun ein:cell-execute-result-output-to-json (output)
(let ((data (ein:aif (plist-get output :text)
`("text/plain" . ,it)
(plist-get output :data))))
`((output_type . "execute_result")
(metadata . ,(make-hash-table))
(execution_count . ,(or (plist-get output :prompt_number)
(plist-get output :execution_count)))
(data . (,data)))))
(defun ein:maybe-get-output-mime-data (output)
(cl-loop for type in '(:svg :png :jpeg :html :latex :javascript :text)
if (plist-get output type)
collecting (cons (ein:output-property type) (plist-get output type))))
(defun ein:cell-display-data-output-to-json (output)
(let ((data (or (ein:maybe-get-output-mime-data output)
(plist-get output :data))))
`((output_type . "display_data")
(data . ,data)
(metadata . ,(make-hash-table)))))
(defun ein:find-and-make-outputs (output-plist)
(cl-loop for prop in ein:output-type-map
when (plist-get output-plist (cdr prop))
collect (list (cdr prop) (plist-get output-plist (cdr prop)))))
(provide 'ein-cell-output)