1296 lines
52 KiB
EmacsLisp
1296 lines
52 KiB
EmacsLisp
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;;; ein-cell.el --- Cell module
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;; (C) 2012 - Takafumi Arakaki
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;; (C) 2017 - John M. Miller
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;; Author: Takafumi Arakaki <aka.tkf at gmail.com>
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;; Author: John Miller <millejoh at mac.com>
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;; This file is NOT part of GNU Emacs.
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;; ein-cell.el is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; ein-cell.el is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with ein-cell.el. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Implementation note. Current implementation of cell has redundant
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;; and not-guaranteed-to-be consistent information: `element' and
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;; `ein:$node'. This part must be moved to ein-node.el module to
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;; make it well capsuled.
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;; IPython has cell.js, codecell.js and textcell.js.
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;; But let's start with one file.
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;;; Code:
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(require 'ansi-color)
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(require 'comint)
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(require 'ein-core)
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(require 'ein-classes)
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(require 'ein-log)
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(require 'ein-node)
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(require 'ein-kernel)
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(require 'ein-output-area)
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(require 'ein-skewer)
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(require 'ein-hy)
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;;; Faces
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(defface ein:cell-input-prompt
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'((t :inherit header-line))
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"Face for cell input prompt"
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:group 'ein)
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(defface ein:cell-input-area
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'((((class color) (background light))
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:background "honeydew1")
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(((class color) (background dark))
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:background "#383838"))
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"Face for cell input area"
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:group 'ein)
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(defface ein:cell-output-area
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'()
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"Face for cell output area"
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:group 'ein)
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(defface ein:cell-output-area-error
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'()
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"Face for cell output area errors"
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:group 'ein)
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(defface ein:cell-heading-1
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'((t :height 1.1 :inherit ein:cell-heading-2))
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"Face for level 1 heading."
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:group 'ein)
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(defface ein:cell-heading-2
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'((t :height 1.1 :inherit ein:cell-heading-3))
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"Face for level 2 heading."
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:group 'ein)
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(defface ein:cell-heading-3
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'((t :height 1.1 :inherit ein:cell-heading-4))
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"Face for level 3 heading."
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:group 'ein)
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(defface ein:cell-heading-4
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'((t :height 1.1 :inherit ein:cell-heading-5))
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"Face for level 4 heading."
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:group 'ein)
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(defface ein:cell-heading-5
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'((t :height 1.1 :inherit ein:cell-heading-6))
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"Face for level 5 heading."
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:group 'ein)
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(defface ein:cell-heading-6
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'((t :weight bold :inherit (variable-pitch ein:cell-input-area)))
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"Face for level 6 heading."
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:group 'ein)
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(defface ein:cell-output-prompt
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'((t :inherit header-line))
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"Face for cell output prompt"
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:group 'ein)
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(defface ein:cell-output-stderr
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'((((class color) (background light))
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:background "PeachPuff")
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(((class color) (background dark))
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:background "#8c5353"))
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"Face for stderr cell output"
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:group 'ein)
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(defface ein:pos-tip-face
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'((t (:inherit 'popup-tip-face)))
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"Face for tooltip when using pos-tip backend."
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:group 'ein)
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;;; Customization
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(defcustom ein:enable-dynamic-javascript nil
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"[EXPERIMENTAL] When non-nil enable support in ein for
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executing dynamic javascript. This feature requires installation
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of the skewer package."
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:type 'boolean
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:group 'ein)
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(defcustom ein:cell-traceback-level 1
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"Number of traceback stack to show.
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Hidden tracebacks are not discarded.
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You can view them using \\[ein:tb-show]."
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:type '(choice (integer :tag "Depth of stack to show" 1)
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(const :tag "Show all traceback" nil))
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:group 'ein)
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(defcustom ein:cell-max-num-outputs nil
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"Number of maximum outputs to be shown by default.
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To view full output, use `ein:notebook-show-in-shared-output'."
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:type '(choice (integer :tag "Number of outputs to show" 5)
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(const :tag "Show all traceback" nil))
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:group 'ein)
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(defcustom ein:cell-autoexec-prompt "⚡"
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"String shown in the cell prompt when the auto-execution flag
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is on. See also `ein:connect-aotoexec-lighter'."
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:type 'string
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:group 'ein)
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(defcustom ein:slice-image nil
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"[EXPERIMENTAL] When non-`nil', use `insert-sliced-image' when
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drawing images. If it is of the form of ``(ROWS COLS)``, it is
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passed to the corresponding arguments of `insert-sliced-image'.
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.. FIXME: ROWS and COLS must be determined dynamically by measuring
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the size of iamge and Emacs window.
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See also: https://github.com/tkf/emacs-ipython-notebook/issues/94"
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:type 'boolean
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:group 'ein)
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(defcustom ein:truncate-long-cell-output nil
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"When nil do not truncate cells with long outputs. When set to
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a number will limit the number of lines in a cell output."
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:type '(choice (integer :tag "Number of lines to show in a cell" 5)
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(const :tag "Do not truncate cells with long outputs" nil))
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:group 'ein)
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(defcustom ein:on-execute-reply-functions nil
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"List of functions to call after receiving an \"execute_reply\"
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message on the shell channel, just before updating the
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worksheet. Each function should have the same call signature as
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`ein:cell--handle-execute-reply'."
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:type 'list
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:group 'ein)
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;;; EIEIO related utils
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(defmacro ein:oset-if-empty (obj slot value)
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`(unless (and (slot-boundp ,obj ,slot) (slot-value ,obj ,slot))
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(setf (slot-value ,obj, slot) ,value)))
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(defmacro ein:oref-safe (obj slot)
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`(when (slot-boundp ,obj ,slot)
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(slot-value ,obj ,slot)))
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;;; Utils
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(defvar ein:mime-type-map
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'((image/svg+xml . svg) (image/png . png) (image/jpeg . jpeg)))
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(defun ein:insert-image (&rest args)
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;; Try to insert the image, otherwise emit a warning message and proceed.
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(condition-case-unless-debug err
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(let* ((img (apply #'create-image args)))
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(if ein:slice-image
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(cl-destructuring-bind (&optional rows cols)
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(when (listp ein:slice-image) ein:slice-image)
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(insert-sliced-image img "." nil (or rows 20) cols))
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(insert-image img ".")))
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(error (ein:log 'warn "Could not insert image: %s" err) nil)))
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;;; Cell factory
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(defun ein:cell-class-from-type (type)
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(ein:case-equal type
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(("code") 'ein:codecell)
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(("hy-code") 'ein:hy-codecell)
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(("text") 'ein:textcell)
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(("html") 'ein:htmlcell)
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(("markdown") 'ein:markdowncell)
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(("raw") 'ein:rawcell)
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(("heading") 'ein:headingcell)
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(("shared-output") 'ein:shared-output-cell)
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(t (error "No cell type called %S" type))))
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(defun ein:get-slide-show (cell)
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(let ((slide-type (slot-value cell 'slidetype))
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(ss-table (make-hash-table)))
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(setf (gethash 'slide_type ss-table) slide-type)
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ss-table))
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(defun ein:cell-from-type (type &rest args)
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(apply (ein:cell-class-from-type type) args))
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(defun ein:cell--determine-cell-type (json-data)
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(let ((base-type (plist-get json-data :cell_type))
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(metadata (plist-get json-data :metadata)))
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(if (and (string-equal base-type "code")
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(plist-get :metadata :ein.hycell)
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(not (eql (plist-get metadata :ein.hycell) :json-false)))
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"hy-code"
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base-type)))
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(defun ein:cell-from-json (data &rest args)
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(let ((cell (ein:cell-init (apply #'ein:cell-from-type
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(ein:cell--determine-cell-type data) args)
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data)))
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(when (plist-get data :metadata)
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(ein:oset-if-empty cell 'metadata (plist-get data :metadata))
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(ein:aif (plist-get (slot-value cell 'metadata) :slideshow)
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(let ((slide-type (nth 0 (cdr it))))
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(setf (slot-value cell 'slidetype) slide-type))))
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cell))
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(cl-defmethod ein:cell-init ((cell ein:codecell) data)
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(ein:oset-if-empty cell 'outputs (plist-get data :outputs))
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(ein:oset-if-empty cell 'input (or (plist-get data :input)
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(plist-get data :source)))
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(ein:aif (plist-get data :prompt_number)
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(ein:oset-if-empty cell 'input-prompt-number it)
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(ein:aif (plist-get data :execution_count)
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(ein:oset-if-empty cell 'input-prompt-number it)))
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(ein:oset-if-empty cell 'collapsed
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(let ((v (or (plist-get data :collapsed)
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(plist-get (slot-value cell 'metadata)
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:collapsed))))
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(if (eql v json-false) nil v)))
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cell)
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(cl-defmethod ein:cell-init ((cell ein:textcell) data)
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(ein:aif (plist-get data :source)
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(setf (slot-value cell 'input) it))
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cell)
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(cl-defmethod ein:cell-init ((cell ein:headingcell) data) ;; FIXME: Was :after method
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(cl-call-next-method)
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(ein:aif (plist-get data :level)
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(setf (slot-value cell 'level) it))
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cell)
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(cl-defmethod ein:cell-convert ((cell ein:basecell) type)
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(let ((new (ein:cell-from-type type)))
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;; copy attributes
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(cl-loop for k in '(read-only ewoc)
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do (setf (slot-value new k) (slot-value cell k)))
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;; copy input
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(setf (slot-value new 'input) (if (ein:cell-active-p cell)
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(ein:cell-get-text cell)
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(slot-value cell 'input)))
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;; copy slidetype
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(setf (slot-value new 'slidetype) (slot-value cell 'slidetype))
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;; copy output when the new cell has it
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(when (memq :output (slot-value new 'element-names))
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(setf (slot-value new 'outputs) (mapcar 'identity (slot-value cell 'outputs))))
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new))
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(cl-defmethod ein:cell-convert ((cell ein:codecell) type)
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(let ((new (cl-call-next-method)))
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(when (and (cl-typep new 'ein:codecell)
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(slot-boundp cell :kernel))
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(setf (slot-value new 'kernel) (slot-value cell 'kernel)))
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new))
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(cl-defmethod ein:cell-convert ((cell ein:headingcell) type)
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(let ((new (cl-call-next-method)))
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(when (ein:headingcell-p new)
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(setf (slot-value new 'level) (slot-value cell 'level)))
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new))
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(cl-defmethod ein:cell-copy ((cell ein:basecell))
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(ein:cell-convert cell (slot-value cell 'cell-type)))
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(cl-defmethod ein:cell-convert-inplace ((cell ein:basecell) type)
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"Convert CELL to TYPE and redraw corresponding ewoc nodes."
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|||
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(let ((new (ein:cell-convert cell type)))
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;; copy element attribute
|
|||
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(cl-loop for k in (slot-value new 'element-names)
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|||
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with old-element = (slot-value cell 'element)
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|||
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do (setf (slot-value new 'element)
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|||
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(plist-put (slot-value new 'element) k
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(plist-get old-element k))))
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;; setting ewoc nodes
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|||
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(cl-loop for en in (ein:cell-all-element cell)
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|||
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for node = (ewoc-data en)
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|||
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do (setf (ein:$node-data node) new))
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|||
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(let ((inhibit-read-only t)
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|||
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(buffer-undo-list t)) ; disable undo recording
|
|||
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;; delete ewoc nodes that is not copied
|
|||
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(apply
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|||
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#'ewoc-delete (slot-value new 'ewoc)
|
|||
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(apply
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|||
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#'append
|
|||
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(cl-loop for name in (slot-value cell 'element-names)
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|||
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unless (memq name (slot-value new 'element-names))
|
|||
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collect (let ((ens (ein:cell-element-get cell name)))
|
|||
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(if (listp ens) ens (list ens))))))
|
|||
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;; draw ewoc node
|
|||
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(cl-loop with ewoc = (slot-value new 'ewoc)
|
|||
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for en in (ein:cell-all-element new)
|
|||
|
|
do (ewoc-invalidate ewoc en)))
|
|||
|
|
new))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-change-level ((cell ein:headingcell) level)
|
|||
|
|
(cl-assert (integerp level))
|
|||
|
|
(let ((inhibit-read-only t)
|
|||
|
|
(buffer-undo-list t)) ; disable undo recording
|
|||
|
|
(setf (slot-value cell 'level) level)
|
|||
|
|
;; draw ewoc node
|
|||
|
|
(cl-loop with ewoc = (slot-value cell 'ewoc)
|
|||
|
|
for en in (ein:cell-all-element cell)
|
|||
|
|
do (ewoc-invalidate ewoc en))))
|
|||
|
|
|
|||
|
|
|
|||
|
|
;;; Getter/setter
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-num-outputs ((cell ein:codecell))
|
|||
|
|
(length (slot-value cell 'outputs)))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-num-outputs ((cell ein:textcell))
|
|||
|
|
0)
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-element-get ((cell ein:basecell) prop &rest args)
|
|||
|
|
"Return ewoc node named PROP in CELL.
|
|||
|
|
If PROP is `:output' a list of ewoc nodes is returned.
|
|||
|
|
A specific node can be specified using optional ARGS."
|
|||
|
|
(if (memq prop (slot-value cell 'element-names))
|
|||
|
|
(plist-get (slot-value cell 'element) prop)
|
|||
|
|
(error "PROP %s is not supported." prop)))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-element-get ((cell ein:codecell) prop &optional index)
|
|||
|
|
(let ((element (slot-value cell 'element)))
|
|||
|
|
(if index
|
|||
|
|
(progn
|
|||
|
|
(cl-assert (eql prop :output))
|
|||
|
|
(nth index (plist-get element prop)))
|
|||
|
|
(cl-case prop
|
|||
|
|
(:after-input
|
|||
|
|
(ein:aif (nth 0 (plist-get element :output))
|
|||
|
|
it
|
|||
|
|
(plist-get element :footer)))
|
|||
|
|
(:after-output (plist-get element :footer))
|
|||
|
|
(:before-input (plist-get element :prompt))
|
|||
|
|
(:before-output (plist-get element :input))
|
|||
|
|
(:last-output
|
|||
|
|
(ein:aif (plist-get element :output)
|
|||
|
|
(car (last it))
|
|||
|
|
(plist-get element :input)))
|
|||
|
|
(t (cl-call-next-method))))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-element-get ((cell ein:textcell) prop &rest args)
|
|||
|
|
(let ((element (slot-value cell 'element)))
|
|||
|
|
(cl-case prop
|
|||
|
|
(:after-input (plist-get element :footer))
|
|||
|
|
(:before-input (plist-get element :prompt))
|
|||
|
|
(t (cl-call-next-method)))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-all-element ((cell ein:basecell))
|
|||
|
|
(list (ein:cell-element-get cell :prompt)
|
|||
|
|
(ein:cell-element-get cell :input)
|
|||
|
|
(ein:cell-element-get cell :footer)))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-all-element ((cell ein:codecell))
|
|||
|
|
(append (cl-call-next-method)
|
|||
|
|
(ein:cell-element-get cell :output)))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-language ((cell ein:basecell))
|
|||
|
|
"Programming language used for CELL.
|
|||
|
|
Return language name as a string or `nil' when not defined.
|
|||
|
|
(fn cell)")
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-language ((cell ein:codecell))
|
|||
|
|
(ein:and-let* ((kernel (slot-value cell 'kernel))
|
|||
|
|
(kernelspec (ein:$kernel-kernelspec kernel)))
|
|||
|
|
(ein:$kernelspec-language kernelspec)))
|
|||
|
|
(cl-defmethod ein:cell-language ((cell ein:markdowncell)) nil "markdown")
|
|||
|
|
(cl-defmethod ein:cell-language ((cell ein:htmlcell)) nil "html")
|
|||
|
|
(cl-defmethod ein:cell-language ((cell ein:rawcell)) nil "rst")
|
|||
|
|
|
|||
|
|
|
|||
|
|
;; EWOC
|
|||
|
|
|
|||
|
|
(defun ein:cell-make-element (make-node num-outputs)
|
|||
|
|
(let ((buffer-undo-list t)) ; disable undo recording
|
|||
|
|
(list
|
|||
|
|
:prompt (funcall make-node 'prompt)
|
|||
|
|
:input (funcall make-node 'input)
|
|||
|
|
:output (cl-loop for i from 0 below num-outputs
|
|||
|
|
collect (funcall make-node 'output i))
|
|||
|
|
:footer (funcall make-node 'footer))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-enter-last ((cell ein:basecell))
|
|||
|
|
(let* ((ewoc (slot-value cell 'ewoc))
|
|||
|
|
;; Use `cell' as data for ewoc. Use the whole cell data even
|
|||
|
|
;; if it is not used, to access it from the notebook buffer.
|
|||
|
|
;; It is equivalent to `this.element.data("cell", this)' in
|
|||
|
|
;; IPython.Cell (see cell.js).
|
|||
|
|
(make-node
|
|||
|
|
(lambda (&rest path)
|
|||
|
|
(ewoc-enter-last ewoc (ein:node-new `(cell ,@path) cell))))
|
|||
|
|
(element (ein:cell-make-element make-node
|
|||
|
|
(ein:cell-num-outputs cell))))
|
|||
|
|
(setf (slot-value cell 'element) element)
|
|||
|
|
cell))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-enter-first ((cell ein:basecell))
|
|||
|
|
(let* ((ewoc (slot-value cell 'ewoc))
|
|||
|
|
(node nil)
|
|||
|
|
(make-node
|
|||
|
|
(lambda (&rest path)
|
|||
|
|
(let ((ewoc-data (ein:node-new `(cell ,@path) cell)))
|
|||
|
|
(setq node
|
|||
|
|
(if node
|
|||
|
|
(ewoc-enter-after ewoc node ewoc-data)
|
|||
|
|
(ewoc-enter-first ewoc ewoc-data))))))
|
|||
|
|
(element (ein:cell-make-element make-node
|
|||
|
|
(ein:cell-num-outputs cell))))
|
|||
|
|
(setf (slot-value cell 'element) element)
|
|||
|
|
cell))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-insert-below ((base-cell ein:basecell) other-cell)
|
|||
|
|
(let* ((ewoc (slot-value base-cell 'ewoc))
|
|||
|
|
(node (ein:cell-element-get base-cell :footer))
|
|||
|
|
(make-node
|
|||
|
|
(lambda (&rest path)
|
|||
|
|
(setq node (ewoc-enter-after
|
|||
|
|
ewoc node (ein:node-new `(cell ,@path) other-cell)))))
|
|||
|
|
(element (ein:cell-make-element make-node
|
|||
|
|
(ein:cell-num-outputs other-cell))))
|
|||
|
|
(setf (slot-value other-cell 'element) element)
|
|||
|
|
other-cell))
|
|||
|
|
|
|||
|
|
(defun ein:cell-pp (path data)
|
|||
|
|
(cl-case (car path)
|
|||
|
|
(prompt (ein:cell-insert-prompt data))
|
|||
|
|
(input (ein:cell-insert-input data))
|
|||
|
|
(output (ein:cell-insert-output (cadr path) data))
|
|||
|
|
(footer (ein:cell-insert-footer data))))
|
|||
|
|
|
|||
|
|
(defun ein:maybe-show-slideshow-data (cell)
|
|||
|
|
(unless (equal (slot-value cell 'slidetype) "-")
|
|||
|
|
(format " - Slide [%s]:" (slot-value cell 'slidetype))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-insert-prompt ((cell ein:codecell))
|
|||
|
|
"Insert prompt of the CELL in the buffer.
|
|||
|
|
Called from ewoc pretty printer via `ein:cell-pp'."
|
|||
|
|
;; Newline is inserted in `ein:cell-insert-input'.
|
|||
|
|
(ein:insert-read-only
|
|||
|
|
(concat
|
|||
|
|
(format "In [%s]:" (or (ein:oref-safe cell 'input-prompt-number) " "))
|
|||
|
|
(ein:maybe-show-slideshow-data cell)
|
|||
|
|
(when (slot-value cell 'autoexec) " %s" ein:cell-autoexec-prompt))
|
|||
|
|
'font-lock-face 'ein:cell-input-prompt))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-insert-prompt ((cell ein:textcell))
|
|||
|
|
(ein:insert-read-only
|
|||
|
|
(concat
|
|||
|
|
(format "%s:" (slot-value cell 'cell-type))
|
|||
|
|
(ein:maybe-show-slideshow-data cell))
|
|||
|
|
'font-lock-face 'ein:cell-input-prompt))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-insert-prompt ((cell ein:headingcell))
|
|||
|
|
(ein:insert-read-only
|
|||
|
|
(concat
|
|||
|
|
(format "h%s:" (slot-value cell 'level))
|
|||
|
|
(ein:maybe-show-slideshow-data cell))
|
|||
|
|
'font-lock-face 'ein:cell-input-prompt))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-insert-input ((cell ein:basecell))
|
|||
|
|
"Insert input of the CELL in the buffer.
|
|||
|
|
Called from ewoc pretty printer via `ein:cell-pp'."
|
|||
|
|
(let ((start (1+ (point))))
|
|||
|
|
;; Newlines must allow insertion before/after its position.
|
|||
|
|
(insert (propertize "\n" 'read-only t 'rear-nonsticky t))
|
|||
|
|
(insert (or (ein:oref-safe cell 'input) "")
|
|||
|
|
(propertize "\n" 'read-only t))
|
|||
|
|
;; Highlight background using overlay.
|
|||
|
|
(let ((ol (make-overlay start (point))))
|
|||
|
|
(overlay-put ol 'face (ein:cell-get-input-area-face cell))
|
|||
|
|
;; `evaporate' = `t': Overlay is deleted when the region become empty.
|
|||
|
|
(overlay-put ol 'evaporate t))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-get-input-area-face ((cell ein:basecell))
|
|||
|
|
"Return the face (symbol) for input area."
|
|||
|
|
'ein:cell-input-area)
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-get-input-area-face ((cell ein:headingcell))
|
|||
|
|
(intern (format "ein:cell-heading-%d" (slot-value cell 'level))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-get-output-area-face-for-output-type (output-type)
|
|||
|
|
"Return the face (symbol) for output area."
|
|||
|
|
(ein:case-equal output-type
|
|||
|
|
(("pyout") 'ein:cell-output-area)
|
|||
|
|
(("pyerr") 'ein:cell-output-area-error)
|
|||
|
|
(("error") 'ein:cell-output-area-error)
|
|||
|
|
(("display_data") 'ein:cell-output-area)
|
|||
|
|
(("execute_result") 'ein:cell-output-area)
|
|||
|
|
(("stream") 'ein:cell-output-area)))
|
|||
|
|
|
|||
|
|
(defun ein:cell-insert-output (index cell)
|
|||
|
|
"Insert INDEX-th output of the CELL in the buffer.
|
|||
|
|
Called from ewoc pretty printer via `ein:cell-pp'."
|
|||
|
|
(if (or (slot-value cell 'collapsed)
|
|||
|
|
(and ein:cell-max-num-outputs
|
|||
|
|
(>= index ein:cell-max-num-outputs)))
|
|||
|
|
(progn
|
|||
|
|
(when (and (not (slot-value cell 'collapsed))
|
|||
|
|
(= index ein:cell-max-num-outputs)
|
|||
|
|
(> (point) (point-at-bol)))
|
|||
|
|
;; The first output which exceeds `ein:cell-max-num-outputs'.
|
|||
|
|
(ein:insert-read-only "\n"))
|
|||
|
|
(ein:insert-read-only "."))
|
|||
|
|
(let ((out (nth index (slot-value cell 'outputs))))
|
|||
|
|
;; Handle newline for previous stream output.
|
|||
|
|
;; In IPython JS, it is handled in `append_stream' because JS
|
|||
|
|
;; does not need to care about newline (DOM does it for JS).
|
|||
|
|
;; FIXME: Maybe I should abstract ewoc in some way and get rid
|
|||
|
|
;; of this.
|
|||
|
|
(let ((last-out (and (> index 0)
|
|||
|
|
(nth (1- index) (slot-value cell 'outputs)))))
|
|||
|
|
;; If previous output is stream type, consider adding newline
|
|||
|
|
(when (and last-out
|
|||
|
|
(equal (plist-get last-out :output_type) "stream"))
|
|||
|
|
;; Check if the last output is from the same stream.
|
|||
|
|
;; If so, do *NOT* insert newline, otherwise insert newline.
|
|||
|
|
(unless (and (equal (plist-get out :output_type) "stream")
|
|||
|
|
(equal (plist-get out :stream)
|
|||
|
|
(plist-get last-out :stream)))
|
|||
|
|
(ein:cell-append-stream-text-fontified "\n" last-out))))
|
|||
|
|
;; Finally insert real data
|
|||
|
|
(let ((start (point))
|
|||
|
|
(output-type (plist-get out :output_type)))
|
|||
|
|
(ein:case-equal output-type
|
|||
|
|
(("pyout") (ein:cell-append-pyout cell out))
|
|||
|
|
(("pyerr") (ein:cell-append-pyerr cell out))
|
|||
|
|
(("error") (ein:cell-append-pyerr cell out))
|
|||
|
|
(("display_data") (ein:cell-append-display-data cell out))
|
|||
|
|
(("execute_result") (ein:cell-append-pyout cell out))
|
|||
|
|
(("stream") (ein:cell-append-stream cell out)))
|
|||
|
|
(let ((ol (make-overlay start (point))))
|
|||
|
|
(overlay-put ol 'face (ein:cell-get-output-area-face-for-output-type output-type))
|
|||
|
|
(overlay-put ol 'evaporate t))))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-insert-footer ((cell ein:basecell))
|
|||
|
|
"Insert footer (just a new line) of the CELL in the buffer.
|
|||
|
|
Called from ewoc pretty printer via `ein:cell-pp'."
|
|||
|
|
(ein:insert-read-only "\n"))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-insert-footer :before ((cell ein:codecell))
|
|||
|
|
(if (or (slot-value cell 'collapsed)
|
|||
|
|
(and ein:cell-max-num-outputs
|
|||
|
|
(> (ein:cell-num-outputs cell) ein:cell-max-num-outputs)))
|
|||
|
|
;; Add a newline after the last ".".
|
|||
|
|
(ein:insert-read-only "\n")
|
|||
|
|
(let ((last-out (car (last (slot-value cell 'outputs)))))
|
|||
|
|
(when (equal (plist-get last-out :output_type) "stream")
|
|||
|
|
(ein:cell-append-stream-text-fontified "\n" last-out)))))
|
|||
|
|
|
|||
|
|
(defun ein:cell-node-p (node &optional element-name)
|
|||
|
|
(let* ((path (ein:$node-path node))
|
|||
|
|
(p0 (car path))
|
|||
|
|
(p1 (cadr path))
|
|||
|
|
(cell (ein:$node-path node)))
|
|||
|
|
(and cell (eql p0 'cell) (or (not element-name) (eql p1 element-name)))))
|
|||
|
|
|
|||
|
|
(defun ein:cell-ewoc-node-p (ewoc-node &optional element-name)
|
|||
|
|
(ein:cell-node-p (ewoc-data ewoc-node) element-name))
|
|||
|
|
|
|||
|
|
(defun ein:cell-from-ewoc-node (ewoc-node)
|
|||
|
|
(ein:aand ewoc-node (ewoc-data it) (ein:$node-data it)))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-input-pos-min ((cell ein:basecell))
|
|||
|
|
"Return editable minimum point in the input area of the CELL.
|
|||
|
|
If the input area of the CELL does not exist, return `nil'"
|
|||
|
|
(let* ((input-node (ein:cell-element-get cell :input)))
|
|||
|
|
;; 1+ for skipping newline
|
|||
|
|
(when input-node (1+ (ewoc-location input-node)))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-input-pos-max ((cell ein:basecell))
|
|||
|
|
"Return editable maximum point in the input area of the CELL.
|
|||
|
|
If the input area of the CELL does not exist, return `nil'"
|
|||
|
|
(let* ((ewoc (slot-value cell 'ewoc))
|
|||
|
|
(input-node (ein:cell-element-get cell :input)))
|
|||
|
|
;; 1- for skipping newline
|
|||
|
|
(when input-node (1- (ewoc-location (ewoc-next ewoc input-node))))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-get-text ((cell ein:basecell))
|
|||
|
|
"Grab text in the input area of the cell at point."
|
|||
|
|
(if (ein:cell-active-p cell)
|
|||
|
|
(let* ((beg (ein:cell-input-pos-min cell))
|
|||
|
|
(end (ein:cell-input-pos-max cell)))
|
|||
|
|
(buffer-substring beg end))
|
|||
|
|
(slot-value cell 'input)))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-set-text ((cell ein:basecell) text)
|
|||
|
|
(let* ((input-node (ein:cell-element-get cell :input))
|
|||
|
|
(ewoc (slot-value cell 'ewoc))
|
|||
|
|
;; 1+/1- is for skipping newline
|
|||
|
|
(beg (1+ (ewoc-location input-node)))
|
|||
|
|
(end (1- (ewoc-location (ewoc-next ewoc input-node)))))
|
|||
|
|
(save-excursion
|
|||
|
|
;; probably it is better to set :input and update via ewoc?
|
|||
|
|
(goto-char beg)
|
|||
|
|
(delete-region beg end)
|
|||
|
|
(insert text))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-save-text ((cell ein:basecell))
|
|||
|
|
(setf (slot-value cell 'input) (ein:cell-get-text cell)))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-deactivate ((cell ein:basecell))
|
|||
|
|
(setf (slot-value cell 'element) nil)
|
|||
|
|
cell)
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-active-p ((cell ein:basecell))
|
|||
|
|
(slot-value cell 'element))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-running-set ((cell ein:codecell) running)
|
|||
|
|
;; FIXME: change the appearance of the cell
|
|||
|
|
(setf (slot-value cell 'running) running))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-set-collapsed ((cell ein:codecell) collapsed)
|
|||
|
|
"Set `:collapsed' slot of CELL and invalidate output ewoc nodes."
|
|||
|
|
(unless (eq (slot-value cell 'collapsed) collapsed)
|
|||
|
|
(setf (slot-value cell 'collapsed) collapsed)
|
|||
|
|
(let ((inhibit-read-only t)
|
|||
|
|
(buffer-undo-list t))
|
|||
|
|
(apply #'ewoc-invalidate
|
|||
|
|
(slot-value cell 'ewoc)
|
|||
|
|
(append (ein:cell-element-get cell :output)
|
|||
|
|
(list (ein:cell-element-get cell :footer)))))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-collapse ((cell ein:codecell))
|
|||
|
|
(ein:cell-set-collapsed cell t))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-expand ((cell ein:codecell))
|
|||
|
|
(ein:cell-set-collapsed cell nil))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-toggle-output ((cell ein:codecell))
|
|||
|
|
"Toggle `:collapsed' slot of CELL and invalidate output ewoc nodes."
|
|||
|
|
(ein:cell-set-collapsed cell (not (slot-value cell 'collapsed))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-invalidate-prompt ((cell ein:codecell))
|
|||
|
|
(let ((inhibit-read-only t)
|
|||
|
|
(buffer-undo-list t)) ; disable undo recording
|
|||
|
|
(ewoc-invalidate (slot-value cell 'ewoc)
|
|||
|
|
(ein:cell-element-get cell :prompt))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-set-input-prompt ((cell ein:codecell) &optional number)
|
|||
|
|
(setf (slot-value cell 'input-prompt-number) number)
|
|||
|
|
(ein:cell-invalidate-prompt cell))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-set-autoexec ((cell ein:codecell) bool)
|
|||
|
|
"Set auto-execution flag of CELL to BOOL and invalidate the
|
|||
|
|
prompt EWOC node."
|
|||
|
|
(setf (slot-value cell 'autoexec) bool)
|
|||
|
|
(ein:cell-invalidate-prompt cell))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-autoexec-p ((cell ein:basecell))
|
|||
|
|
"Auto-execution flag set to CELL.
|
|||
|
|
Return `nil' always for non-code cells."
|
|||
|
|
nil)
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-autoexec-p ((cell ein:codecell))
|
|||
|
|
(slot-value cell 'autoexec))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-toggle-autoexec ((cell ein:codecell))
|
|||
|
|
"Toggle auto-execution flag of CELL to BOOL and invalidate the
|
|||
|
|
prompt EWOC node."
|
|||
|
|
(ein:cell-set-autoexec cell (not (ein:cell-autoexec-p cell))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-goto ((cell ein:basecell) &optional relpos prop)
|
|||
|
|
"Go to the input area of the given CELL.
|
|||
|
|
RELPOS is the position relative to the input area. Default is 0.
|
|||
|
|
PROP is a name of cell element. Default is `:input'.
|
|||
|
|
|
|||
|
|
\(fn cell relpos prop)"
|
|||
|
|
(unless relpos (setq relpos 0))
|
|||
|
|
(unless prop (setq prop :input))
|
|||
|
|
(ewoc-goto-node (slot-value cell 'ewoc) (ein:cell-element-get cell prop))
|
|||
|
|
(let ((offset (cl-case prop
|
|||
|
|
((:input :before-output) 1)
|
|||
|
|
(:after-input -1)
|
|||
|
|
(t 0))))
|
|||
|
|
(forward-char (+ relpos offset))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-goto-line ((cell ein:basecell) &optional inputline prop)
|
|||
|
|
"Go to the input area of the given CELL.
|
|||
|
|
INPUTLINE is the line number relative to the input area. Default is 1.
|
|||
|
|
PROP is a name of cell element. Default is `:input'.
|
|||
|
|
|
|||
|
|
\(fn cell inputline prop)"
|
|||
|
|
(unless inputline (setq inputline 1))
|
|||
|
|
(unless prop (setq prop :input))
|
|||
|
|
(let ((goal-column nil))
|
|||
|
|
(ewoc-goto-node (slot-value cell 'ewoc) (ein:cell-element-get cell prop)))
|
|||
|
|
(let ((offset (cl-case prop
|
|||
|
|
((:input :before-output) 1)
|
|||
|
|
(:after-input -1)
|
|||
|
|
(t 0))))
|
|||
|
|
(forward-char offset)
|
|||
|
|
(forward-line (- inputline 1))))
|
|||
|
|
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-relative-point ((cell ein:basecell) &optional pos)
|
|||
|
|
"Return the point relative to the input area of CELL.
|
|||
|
|
If the position POS is not given, current point is considered."
|
|||
|
|
(unless pos (setq pos (point)))
|
|||
|
|
(- pos (1+ (ewoc-location (ein:cell-element-get cell :input)))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-location ((cell ein:basecell) &optional elm end)
|
|||
|
|
"Return the starting location of CELL.
|
|||
|
|
ELM is a name (keyword) of element that `ein:cell-element-get'
|
|||
|
|
understands. Note that you can't use `:output' since it returns
|
|||
|
|
a list. Use `:after-input' instead.
|
|||
|
|
If END is non-`nil', return the location of next element."
|
|||
|
|
(unless elm (setq elm :prompt))
|
|||
|
|
(let ((element (slot-value cell 'element)))
|
|||
|
|
(when end
|
|||
|
|
(setq elm (cl-case elm
|
|||
|
|
(:prompt :input)
|
|||
|
|
(:input :after-input)
|
|||
|
|
(:output :after-output)))
|
|||
|
|
(unless elm
|
|||
|
|
(setq cell (ein:cell-next cell))
|
|||
|
|
(setq elm :prompt)))
|
|||
|
|
(if cell
|
|||
|
|
(ewoc-location (ein:cell-element-get cell elm))
|
|||
|
|
(cl-assert end)
|
|||
|
|
(point-max))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-buffer ((cell ein:basecell))
|
|||
|
|
"Return a buffer associated by CELL (if any)."
|
|||
|
|
(ein:aand (ein:oref-safe cell 'ewoc) (ewoc-buffer it)))
|
|||
|
|
|
|||
|
|
|
|||
|
|
;; Data manipulation
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-clear-output ((cell ein:codecell) stdout stderr other)
|
|||
|
|
;; codecell.js in IPython implements it using timeout and callback.
|
|||
|
|
;; As it is unclear why timeout is needed, just clear output
|
|||
|
|
;; instantaneously for now.
|
|||
|
|
(ein:log 'debug "cell-clear-output stdout=%s stderr=%s other=%s"
|
|||
|
|
stdout stderr other)
|
|||
|
|
(setf (slot-value cell 'traceback) nil)
|
|||
|
|
(let ((ewoc (slot-value cell 'ewoc))
|
|||
|
|
(output-nodes (ein:cell-element-get cell :output)))
|
|||
|
|
(if (and stdout stderr other)
|
|||
|
|
(progn
|
|||
|
|
;; clear all
|
|||
|
|
(let ((inhibit-read-only t)
|
|||
|
|
(buffer-undo-list t)) ; disable undo recording
|
|||
|
|
(apply #'ewoc-delete ewoc output-nodes))
|
|||
|
|
(plist-put (slot-value cell 'element) :output nil)
|
|||
|
|
(setf (slot-value cell 'outputs) nil))
|
|||
|
|
(let* ((ewoc-node-list
|
|||
|
|
(append
|
|||
|
|
(when stdout (ein:node-filter output-nodes :is 'output-stdout))
|
|||
|
|
(when stderr (ein:node-filter output-nodes :is 'output-stderr))
|
|||
|
|
(when stdout (ein:node-filter output-nodes
|
|||
|
|
:is 'output-subarea
|
|||
|
|
:not 'output-stderr
|
|||
|
|
:not 'output-stdout))))
|
|||
|
|
(indices
|
|||
|
|
(mapcar (lambda (n) (last (ein:$node-path (ewoc-data n))))
|
|||
|
|
ewoc-node-list)))
|
|||
|
|
;; remove from buffer
|
|||
|
|
(let ((inhibit-read-only t)
|
|||
|
|
(buffer-undo-list t)) ; disable undo recording
|
|||
|
|
(apply #'ewoc-delete ewoc ewoc-node-list))
|
|||
|
|
;; remove from `:element'
|
|||
|
|
(let* ((element (slot-value cell 'element))
|
|||
|
|
(old-output (plist-get element :output))
|
|||
|
|
(new-ouptut (ein:remove-by-index old-output indices)))
|
|||
|
|
(plist-put element :output new-ouptut))
|
|||
|
|
;; remove cleared outputs from internal data
|
|||
|
|
(setf (slot-value cell 'outputs)
|
|||
|
|
(ein:remove-by-index (slot-value cell 'outputs) indices))))
|
|||
|
|
;; Footer may have extra (possibly colored) newline due to the
|
|||
|
|
;; last output type. So invalidate it here.
|
|||
|
|
;; See `ein:cell-insert-footer' (for codecell).
|
|||
|
|
(let ((buffer-undo-list t)) ; disable undo recording
|
|||
|
|
(ewoc-invalidate ewoc (ein:cell-element-get cell :footer)))))
|
|||
|
|
|
|||
|
|
(defun ein:cell-output-json-to-class (json)
|
|||
|
|
(ein:case-equal (plist-get json :output_type)
|
|||
|
|
(("pyout")
|
|||
|
|
'(output-subarea))
|
|||
|
|
(("pyerr")
|
|||
|
|
'(output-subarea))
|
|||
|
|
(("error")
|
|||
|
|
'(output-subarea))
|
|||
|
|
(("display_data")
|
|||
|
|
'(output-subarea))
|
|||
|
|
(("execute_result")
|
|||
|
|
'(output-subarea))
|
|||
|
|
(("stream")
|
|||
|
|
(list 'output-stream 'output-subarea
|
|||
|
|
(intern (format "output-%s" (plist-get json :stream)))))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-append-output ((cell ein:codecell) json dynamic)
|
|||
|
|
;; When there is a python error, we actually get two identical tracebacks back
|
|||
|
|
;; from the kernel, one from the "shell" channel, and one from the "iopub"
|
|||
|
|
;; channel. As a workaround, we remember the cell's traceback and ignore
|
|||
|
|
;; traceback outputs that are identical to the one we already have.
|
|||
|
|
(let ((new-tb (plist-get json :traceback))
|
|||
|
|
(old-tb (slot-value cell 'traceback)))
|
|||
|
|
(when (or
|
|||
|
|
(null old-tb)
|
|||
|
|
(null new-tb)
|
|||
|
|
(not (cl-equalp new-tb old-tb)))
|
|||
|
|
(ein:cell-actually-append-output cell json dynamic))
|
|||
|
|
(setf (slot-value cell 'traceback) new-tb)))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-actually-append-output ((cell ein:codecell) json dynamic)
|
|||
|
|
(ein:cell-expand cell)
|
|||
|
|
;; (ein:flush-clear-timeout)
|
|||
|
|
(setf (slot-value cell 'outputs)
|
|||
|
|
(append (slot-value cell 'outputs) (list json)))
|
|||
|
|
;; enter last output element
|
|||
|
|
(let* ((inhibit-read-only t)
|
|||
|
|
(buffer-undo-list t) ; disable undo recording
|
|||
|
|
(ewoc (slot-value cell 'ewoc))
|
|||
|
|
(index (1- (ein:cell-num-outputs cell)))
|
|||
|
|
(path `(cell output ,index))
|
|||
|
|
(class (ein:cell-output-json-to-class json))
|
|||
|
|
(data (ein:node-new path cell class))
|
|||
|
|
(last-node (ein:cell-element-get cell :last-output))
|
|||
|
|
(ewoc-node (ewoc-enter-after ewoc last-node data))
|
|||
|
|
(element (slot-value cell 'element)))
|
|||
|
|
(plist-put element :output
|
|||
|
|
(append (plist-get element :output) (list ewoc-node)))
|
|||
|
|
(ewoc-invalidate ewoc (ein:cell-element-get cell :footer))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-append-pyout ((cell ein:codecell) json)
|
|||
|
|
"Insert pyout type output in the buffer.
|
|||
|
|
Called from ewoc pretty printer via `ein:cell-insert-output'."
|
|||
|
|
(ein:insert-read-only (format "Out [%s]:"
|
|||
|
|
(or (plist-get json :prompt_number) " "))
|
|||
|
|
'font-lock-face 'ein:cell-output-prompt)
|
|||
|
|
(ein:insert-read-only "\n")
|
|||
|
|
(ein:cell-append-mime-type json (slot-value cell 'dynamic))
|
|||
|
|
(ein:insert-read-only "\n"))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-append-pyerr ((cell ein:codecell) json)
|
|||
|
|
"Insert pyerr type output in the buffer.
|
|||
|
|
Called from ewoc pretty printer via `ein:cell-insert-output'."
|
|||
|
|
(mapc (lambda (tb)
|
|||
|
|
(ein:cell-append-text tb)
|
|||
|
|
(ein:cell-append-text "\n"))
|
|||
|
|
(let ((tb (plist-get json :traceback))
|
|||
|
|
(level ein:cell-traceback-level))
|
|||
|
|
(if (and level (> (- (length tb) 2) level))
|
|||
|
|
(cons (substitute-command-keys
|
|||
|
|
"\nTruncated Traceback (Use \\[ein:tb-show] to view full TB):")
|
|||
|
|
(last tb (1+ level)))
|
|||
|
|
tb)))
|
|||
|
|
(ein:insert-read-only "\n"))
|
|||
|
|
|
|||
|
|
(ein:deflocal ein:%cell-append-stream-last-cell% nil
|
|||
|
|
"The last cell in which `ein:cell-append-stream' is used.")
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-append-stream ((cell ein:codecell) json)
|
|||
|
|
"Insert stream type output in the buffer.
|
|||
|
|
Called from ewoc pretty printer via `ein:cell-insert-output'."
|
|||
|
|
;; (unless (plist-get json :stream)
|
|||
|
|
;; (plist-put json :stream "stdout"))
|
|||
|
|
(unless (eq cell ein:%cell-append-stream-last-cell%)
|
|||
|
|
;; Avoid applying unclosed ANSI escape code in the cell. Note
|
|||
|
|
;; that I don't need to distinguish stdout/stderr because it looks
|
|||
|
|
;; like normal terminal does not.
|
|||
|
|
(setq ansi-color-context nil))
|
|||
|
|
(let ((start (point)))
|
|||
|
|
(ein:cell-append-stream-text-fontified (or (plist-get json :text) "") json)
|
|||
|
|
(comint-carriage-motion start (point)))
|
|||
|
|
;; NOTE: newlines for stream is handled in `ein:cell-insert-output'.
|
|||
|
|
;; So do not insert newline here.
|
|||
|
|
(setq ein:%cell-append-stream-last-cell% cell))
|
|||
|
|
|
|||
|
|
(defun ein:cell-append-stream-text-fontified (text json)
|
|||
|
|
"Insert TEXT with font properties defined by JSON data."
|
|||
|
|
(if (equal (plist-get json :stream) "stderr")
|
|||
|
|
(ein:cell-append-text text 'font-lock-face 'ein:cell-output-stderr)
|
|||
|
|
(ein:cell-append-text text)))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-append-display-data ((cell ein:codecell) json)
|
|||
|
|
"Insert display-data type output in the buffer.
|
|||
|
|
Called from ewoc pretty printer via `ein:cell-insert-output'."
|
|||
|
|
(if (and (or (plist-get json :javascript)
|
|||
|
|
(plist-get json :html))
|
|||
|
|
(slot-value cell 'dynamic) ein:enable-dynamic-javascript)
|
|||
|
|
(ein:execute-javascript cell json)
|
|||
|
|
(progn
|
|||
|
|
(ein:cell-append-mime-type json (slot-value cell 'dynamic))
|
|||
|
|
(ein:insert-read-only "\n"))))
|
|||
|
|
|
|||
|
|
(defcustom ein:output-type-preference
|
|||
|
|
(if (and (fboundp 'shr-insert-document)
|
|||
|
|
(fboundp 'libxml-parse-xml-region))
|
|||
|
|
#'ein:output-type-prefer-pretty-text-over-html
|
|||
|
|
'(emacs-lisp svg image/svg+xml png image/png jpeg image/jpeg html text/html latex text/latex javascript text/javascript text text/plain))
|
|||
|
|
"Output types to be used in notebook.
|
|||
|
|
First output-type found in this list will be used.
|
|||
|
|
This variable can be a list or a function returning a list given
|
|||
|
|
DATA plist.
|
|||
|
|
See also `ein:output-type-prefer-pretty-text-over-html'.
|
|||
|
|
|
|||
|
|
**Example**:
|
|||
|
|
If you prefer HTML type over text type, you can set it as::
|
|||
|
|
|
|||
|
|
(setq ein:output-type-preference
|
|||
|
|
'(emacs-lisp svg png jpeg html text latex javascript))
|
|||
|
|
|
|||
|
|
Note that ``html`` comes before ``text``."
|
|||
|
|
:type '(choice function (repeat symbol))
|
|||
|
|
:group 'ein)
|
|||
|
|
|
|||
|
|
(defvar ein:output-types-text-preferred
|
|||
|
|
'(emacs-lisp svg image/svg+xml png image/png jpeg image/jpeg text text/plain html text/html latex text/latex javascript text/javascript))
|
|||
|
|
|
|||
|
|
(defvar ein:output-types-html-preferred
|
|||
|
|
'(emacs-lisp svg image/svg+xml png image/png jpeg image/jpeg html text/html latex text/latex javascript text/javascript text text/plain))
|
|||
|
|
|
|||
|
|
(defun ein:output-type-prefer-pretty-text-over-html (data)
|
|||
|
|
"Use text type if it is a \"prettified\" text instead of HTML.
|
|||
|
|
This is mostly for *not* using HTML table for pandas but using
|
|||
|
|
HTML for other object.
|
|||
|
|
|
|||
|
|
If the text type output contains a newline, it is assumed be a
|
|||
|
|
prettified text thus be used instead of HTML type."
|
|||
|
|
(if (ein:aand (or (plist-get data :text)
|
|||
|
|
(plist-get data :text/plain))
|
|||
|
|
(string-match-p "\n" it))
|
|||
|
|
ein:output-types-text-preferred
|
|||
|
|
ein:output-types-html-preferred))
|
|||
|
|
|
|||
|
|
(defun ein:fix-mime-type (type)
|
|||
|
|
(ein:aif (assoc type ein:mime-type-map)
|
|||
|
|
(cdr it)
|
|||
|
|
type))
|
|||
|
|
|
|||
|
|
(defun ein:cell-append-mime-type (json dynamic)
|
|||
|
|
(when (plist-get json :data)
|
|||
|
|
(setq json (plist-get json :data))) ;; For nbformat v4 support.
|
|||
|
|
(cl-loop
|
|||
|
|
for key in (cond
|
|||
|
|
((functionp ein:output-type-preference)
|
|||
|
|
(funcall ein:output-type-preference json))
|
|||
|
|
(t ein:output-type-preference))
|
|||
|
|
for type = (intern (format ":%s" key)) ; something like `:text'
|
|||
|
|
for value = (plist-get json type) ; FIXME: optimize
|
|||
|
|
when (plist-member json type)
|
|||
|
|
return
|
|||
|
|
(cl-case key
|
|||
|
|
;; NOTE: Normally `javascript' and `html' will not be inserted as
|
|||
|
|
;; they come out after `text'. Maybe it is better to inform user
|
|||
|
|
;; when one of them is inserted.
|
|||
|
|
((javascript text/javascript)
|
|||
|
|
(when dynamic
|
|||
|
|
(ein:log 'info (concat "ein:cell-append-mime-type does not support "
|
|||
|
|
"dynamic javascript. got: %s") value))
|
|||
|
|
(ein:insert-read-only (plist-get json type)))
|
|||
|
|
(emacs-lisp
|
|||
|
|
(when dynamic
|
|||
|
|
(ein:cell-safe-read-eval-insert (plist-get json type))))
|
|||
|
|
((html text/html)
|
|||
|
|
(funcall (ein:output-area-get-html-renderer) (plist-get json type)))
|
|||
|
|
((latex text/latex text text/plain)
|
|||
|
|
(ein:insert-read-only (plist-get json type)))
|
|||
|
|
((svg image/svg+xml)
|
|||
|
|
(ein:insert-image value (ein:fix-mime-type key) t))
|
|||
|
|
((png image/png jpeg image/jpeg)
|
|||
|
|
(ein:insert-image (base64-decode-string value) (ein:fix-mime-type key) t)))))
|
|||
|
|
|
|||
|
|
(defun ein:cell-append-text (data &rest properties)
|
|||
|
|
;; escape ANSI in plaintext:
|
|||
|
|
(apply #'ein:insert-read-only (ansi-color-apply data) properties))
|
|||
|
|
|
|||
|
|
(defun ein:cell-safe-read-eval-insert (text)
|
|||
|
|
(ein:insert-read-only
|
|||
|
|
(condition-case err
|
|||
|
|
(save-excursion
|
|||
|
|
;; given code can be `pop-to-buffer' or something.
|
|||
|
|
(format "%S" (eval (read text))))
|
|||
|
|
(error
|
|||
|
|
(ein:log 'warn "Got an error while executing: '%s'"
|
|||
|
|
text)
|
|||
|
|
(format "Error: %S" err)))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-to-json ((cell ein:codecell) &optional discard-output)
|
|||
|
|
"Return json-ready alist."
|
|||
|
|
`((input . ,(ein:cell-get-text cell))
|
|||
|
|
(cell_type . "code")
|
|||
|
|
,@(ein:aif (ein:oref-safe cell 'input-prompt-number)
|
|||
|
|
`((prompt_number . ,it)))
|
|||
|
|
(outputs . ,(if discard-output [] (apply #'vector (slot-value cell 'outputs))))
|
|||
|
|
(language . "python")
|
|||
|
|
(collapsed . ,(if (slot-value cell 'collapsed) t json-false))))
|
|||
|
|
|
|||
|
|
|
|||
|
|
(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-p (maybe-property)
|
|||
|
|
(assoc maybe-property ein:output-type-map))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-to-nb4-json ((cell ein:codecell) wsidx &optional discard-output)
|
|||
|
|
(let* ((ss-table (ein:get-slide-show cell))
|
|||
|
|
(metadata (slot-value cell 'metadata))
|
|||
|
|
(outputs (if discard-output []
|
|||
|
|
(slot-value cell 'outputs)))
|
|||
|
|
(renamed-outputs '())
|
|||
|
|
(execute-count (ein:aif (ein:oref-safe cell 'input-prompt-number)
|
|||
|
|
(and (numberp it) it))))
|
|||
|
|
(setq metadata (plist-put metadata :collapsed (if (slot-value cell 'collapsed) t json-false)))
|
|||
|
|
(setq metadata (plist-put metadata :autoscroll json-false))
|
|||
|
|
(setq metadata (plist-put metadata :ein.tags (format "worksheet-%s" wsidx)))
|
|||
|
|
(setq metadata (plist-put metadata :ein.hycell (if (ein:hy-codecell-p cell)
|
|||
|
|
t
|
|||
|
|
json-false)))
|
|||
|
|
(setq metadata (plist-put metadata :slideshow ss-table))
|
|||
|
|
(unless discard-output
|
|||
|
|
(dolist (output outputs)
|
|||
|
|
(let ((otype (plist-get output :output_type)))
|
|||
|
|
(ein:log 'debug "Saving output of type %S" otype)
|
|||
|
|
(if (and (or (equal otype "display_data")
|
|||
|
|
(equal otype "execute_result"))
|
|||
|
|
(null (plist-get output :metadata)))
|
|||
|
|
(plist-put output :metadata (make-hash-table)))
|
|||
|
|
(setq renamed-outputs
|
|||
|
|
(append renamed-outputs
|
|||
|
|
(list (let ((ocopy (cl-copy-list output))
|
|||
|
|
(new-output '()))
|
|||
|
|
(cl-loop while ocopy
|
|||
|
|
do (let ((prop (pop ocopy))
|
|||
|
|
(value (pop ocopy)))
|
|||
|
|
(ein:log 'debug "Checking property %s for output type '%s'"
|
|||
|
|
prop otype)
|
|||
|
|
(cond
|
|||
|
|
((equal prop :stream) (progn (push value new-output)
|
|||
|
|
(push :name new-output)))
|
|||
|
|
|
|||
|
|
((and (or (equal otype "display_data")
|
|||
|
|
(equal otype "execute_result"))
|
|||
|
|
(ein:output-property-p prop))
|
|||
|
|
(let ((new-prop (cdr (ein:output-property-p prop))))
|
|||
|
|
(if (plist-member new-output :data)
|
|||
|
|
(setq new-output (plist-put new-output :data
|
|||
|
|
(append (plist-get new-output :data)
|
|||
|
|
(list new-prop (list value))
|
|||
|
|
)))
|
|||
|
|
(push (list new-prop (list value)) new-output)
|
|||
|
|
(push :data new-output))
|
|||
|
|
))
|
|||
|
|
|
|||
|
|
((and (equal otype "display_data")
|
|||
|
|
(equal prop :text))
|
|||
|
|
(ein:log 'debug "SAVE-NOTEBOOK: Skipping unnecessary :text data."))
|
|||
|
|
|
|||
|
|
;; ((and (equal otype "execute_result")
|
|||
|
|
;; (ein:output-property-p prop)
|
|||
|
|
;; ;; (or (equal prop :text)
|
|||
|
|
;; ;; (equal prop :html)
|
|||
|
|
;; ;; (equal prop :latex))
|
|||
|
|
;; )
|
|||
|
|
;; (ein:log 'debug "Fixing execute_result (%s?)." otype)
|
|||
|
|
;; (let ((new-prop (cdr (ein:output-property-p prop))))
|
|||
|
|
;; (push (list new-prop (list value)) new-output)
|
|||
|
|
;; (push :data new-output)))
|
|||
|
|
|
|||
|
|
|
|||
|
|
((and (equal otype "execute_result")
|
|||
|
|
(equal prop :prompt_number))
|
|||
|
|
(ein:log 'debug "SAVE-NOTEBOOK: Fixing prompt_number property.")
|
|||
|
|
(push value new-output)
|
|||
|
|
(push :execution_count new-output))
|
|||
|
|
|
|||
|
|
(t (progn (push value new-output) (push prop new-output)))))
|
|||
|
|
finally return new-output))))
|
|||
|
|
))))
|
|||
|
|
`((source . ,(ein:cell-get-text cell))
|
|||
|
|
(cell_type . "code")
|
|||
|
|
,@(if execute-count
|
|||
|
|
`((execution_count . ,execute-count))
|
|||
|
|
`((execution_count)))
|
|||
|
|
(outputs . ,(apply #'vector (or renamed-outputs outputs)))
|
|||
|
|
(metadata . ,metadata))))
|
|||
|
|
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-to-json ((cell ein:textcell) &optional discard-output)
|
|||
|
|
`((cell_type . ,(slot-value cell 'cell-type))
|
|||
|
|
(source . ,(ein:cell-get-text cell))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-to-nb4-json ((cell ein:textcell) wsidx &optional discard-output)
|
|||
|
|
(let ((metadata (slot-value cell 'metadata))
|
|||
|
|
(ss-table (ein:get-slide-show cell)))
|
|||
|
|
(setq metadata (plist-put metadata :ein.tags (format "worksheet-%s" wsidx)))
|
|||
|
|
(setq metadata (plist-put metadata :slideshow ss-table))
|
|||
|
|
`((cell_type . ,(slot-value cell 'cell-type))
|
|||
|
|
(source . ,(ein:cell-get-text cell))
|
|||
|
|
(metadata . ,metadata))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-to-nb4-json ((cell ein:headingcell) wsidx &optional discard-output)
|
|||
|
|
(let ((metadata (slot-value cell 'metadata))
|
|||
|
|
(ss-table (ein:get-slide-show cell))
|
|||
|
|
(header (make-string (slot-value cell 'level) ?#)))
|
|||
|
|
(setq metadata (plist-put metadata :ein.tags (format "worksheet-%s" wsidx)))
|
|||
|
|
(setq metadata (plist-put metadata :slideshow ss-table))
|
|||
|
|
`((cell_type . "markdown")
|
|||
|
|
(source . ,(format "%s %s" header (ein:cell-get-text cell)))
|
|||
|
|
(metadata . ,metadata))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-to-json ((cell ein:headingcell) &optional discard-output)
|
|||
|
|
(let ((json (cl-call-next-method)))
|
|||
|
|
(append json `((level . ,(slot-value cell 'level))))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-next ((cell ein:basecell))
|
|||
|
|
"Return next cell of the given CELL or nil if CELL is the last one."
|
|||
|
|
(ein:aif (ewoc-next (slot-value cell 'ewoc)
|
|||
|
|
(ein:cell-element-get cell :footer))
|
|||
|
|
(let ((cell (ein:$node-data (ewoc-data it))))
|
|||
|
|
(when (cl-typep cell 'ein:basecell)
|
|||
|
|
cell))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-prev ((cell ein:basecell))
|
|||
|
|
"Return previous cell of the given CELL or nil if CELL is the first one."
|
|||
|
|
(ein:aif (ewoc-prev (slot-value cell 'ewoc)
|
|||
|
|
(ein:cell-element-get cell :prompt))
|
|||
|
|
(let ((cell (ein:$node-data (ewoc-data it))))
|
|||
|
|
(when (cl-typep cell 'ein:basecell)
|
|||
|
|
cell))))
|
|||
|
|
|
|||
|
|
|
|||
|
|
;;; Kernel related calls.
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-set-kernel ((cell ein:codecell) kernel)
|
|||
|
|
(setf (slot-value cell 'kernel) kernel))
|
|||
|
|
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-execute ((cell ein:codecell))
|
|||
|
|
(ein:cell-execute-internal cell
|
|||
|
|
(slot-value cell 'kernel)
|
|||
|
|
(ein:cell-get-text cell)
|
|||
|
|
:silent nil))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-execute-internal ((cell ein:codecell)
|
|||
|
|
kernel code &rest args)
|
|||
|
|
(ein:cell-running-set cell t)
|
|||
|
|
(ein:cell-clear-output cell t t t)
|
|||
|
|
(ein:cell-set-input-prompt cell "*")
|
|||
|
|
(setf (slot-value cell 'dynamic) t)
|
|||
|
|
(apply #'ein:kernel-execute kernel code (ein:cell-make-callbacks cell) args))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-make-callbacks ((cell ein:codecell))
|
|||
|
|
(list
|
|||
|
|
:execute_reply (cons #'ein:cell--handle-execute-reply cell)
|
|||
|
|
:output (cons #'ein:cell--handle-output cell)
|
|||
|
|
:clear_output (cons #'ein:cell--handle-clear-output cell)
|
|||
|
|
:set_next_input (cons #'ein:cell--handle-set-next-input cell)))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell--handle-execute-reply ((cell ein:codecell) content
|
|||
|
|
metadata)
|
|||
|
|
(run-hook-with-args 'ein:on-execute-reply-functions cell content metadata)
|
|||
|
|
(ein:cell-set-input-prompt cell (plist-get content :execution_count))
|
|||
|
|
(ein:cell-running-set cell nil)
|
|||
|
|
(if (equal (plist-get content :status) "error")
|
|||
|
|
(ein:cell--handle-output cell "error" content metadata)
|
|||
|
|
(let ((events (slot-value cell 'events)))
|
|||
|
|
(ein:events-trigger events 'set_dirty.Worksheet (list :value t :cell cell))
|
|||
|
|
(ein:events-trigger events 'maybe_reset_undo.Worksheet cell))))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell--handle-set-next-input ((cell ein:codecell) text)
|
|||
|
|
(let ((events (slot-value cell 'events)))
|
|||
|
|
(ein:events-trigger events 'set_next_input.Worksheet
|
|||
|
|
(list :cell cell :text text))
|
|||
|
|
(ein:events-trigger events 'maybe_reset_undo.Worksheet cell)
|
|||
|
|
))
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
;;; Output area
|
|||
|
|
|
|||
|
|
;; These function should go to ein-output-area.el. But as cell and
|
|||
|
|
;; EWOC is connected in complicated way, I will leave them in
|
|||
|
|
;; ein-cell.el.
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell--handle-output ((cell ein:codecell) msg-type content
|
|||
|
|
_metadata)
|
|||
|
|
(let* ((json (list :output_type msg-type)))
|
|||
|
|
(ein:case-equal msg-type
|
|||
|
|
(("stream")
|
|||
|
|
(plist-put json :text (or (plist-get content :data)
|
|||
|
|
(plist-get content :text))) ;; Horrible hack to deal with version 5.0 of messaging protocol.
|
|||
|
|
(plist-put json :stream (plist-get content :name)))
|
|||
|
|
(("display_data" "pyout" "execute_result") ;; in v4 nbformat execute_result == pyout
|
|||
|
|
(when (or (equal msg-type "pyout")
|
|||
|
|
(equal msg-type "execute_result"))
|
|||
|
|
(plist-put json :prompt_number (plist-get content :execution_count)))
|
|||
|
|
(setq json
|
|||
|
|
(ein:output-area-convert-mime-types json (plist-get content :data))))
|
|||
|
|
(("pyerr" "error")
|
|||
|
|
(plist-put json :ename (plist-get content :ename))
|
|||
|
|
(plist-put json :evalue (plist-get content :evalue))
|
|||
|
|
(plist-put json :traceback (plist-get content :traceback))))
|
|||
|
|
(ein:cell-append-output cell json t)
|
|||
|
|
;; (setf (slot-value cell 'dirty) t)
|
|||
|
|
(ein:events-trigger (slot-value cell 'events) 'maybe_reset_undo.Worksheet cell)))
|
|||
|
|
|
|||
|
|
|
|||
|
|
(defun ein:output-area-convert-mime-types (json data)
|
|||
|
|
(cl-loop for (prop . mime) in '((:text . :text/plain)
|
|||
|
|
(:html . :text/html)
|
|||
|
|
(:svg . :image/svg+xml)
|
|||
|
|
(:png . :image/png)
|
|||
|
|
(:jpeg . :image/jpeg)
|
|||
|
|
(:latex . :text/latex)
|
|||
|
|
(:json . :application/json)
|
|||
|
|
(:javascript . :application/javascript)
|
|||
|
|
(:emacs-lisp . :application/emacs-lisp))
|
|||
|
|
when (plist-member data mime)
|
|||
|
|
do (plist-put json prop (plist-get data mime)))
|
|||
|
|
json)
|
|||
|
|
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell--handle-clear-output ((cell ein:codecell) content
|
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|
_metadata)
|
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|
|
;; Jupyter messaging spec 5.0 no longer has stdout, stderr, or other fields for clear_output
|
|||
|
|
(ein:cell-clear-output cell
|
|||
|
|
t ;;(plist-get content :stdout)
|
|||
|
|
t ;;(plist-get content :stderr)
|
|||
|
|
t ;;(plist-get content :other))
|
|||
|
|
)
|
|||
|
|
(ein:events-trigger (slot-value cell 'events) 'maybe_reset_undo.Worksheet cell))
|
|||
|
|
|
|||
|
|
|
|||
|
|
;;; Misc.
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-has-image-ouput-p ((cell ein:codecell))
|
|||
|
|
"Return `t' if given cell has image output, `nil' otherwise."
|
|||
|
|
(cl-loop for out in (slot-value cell 'outputs)
|
|||
|
|
when (or (plist-member out :svg)
|
|||
|
|
(plist-member out :image/svg+xml)
|
|||
|
|
(plist-member out :png)
|
|||
|
|
(plist-member out :image/png)
|
|||
|
|
(plist-member out :jpeg)
|
|||
|
|
(plist-member out :image/jpeg))
|
|||
|
|
return t))
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-has-image-ouput-p ((cell ein:textcell))
|
|||
|
|
nil)
|
|||
|
|
|
|||
|
|
(cl-defmethod ein:cell-get-tb-data ((cell ein:codecell))
|
|||
|
|
(cl-loop for out in (slot-value cell 'outputs)
|
|||
|
|
when (and (plist-get out :traceback)
|
|||
|
|
(member (plist-get out :output_type) '("pyerr" "error")))
|
|||
|
|
return (plist-get out :traceback)))
|
|||
|
|
|
|||
|
|
(provide 'ein-cell)
|
|||
|
|
|
|||
|
|
;;; ein-cell.el ends here
|