mirror of
https://github.com/vale981/emacs-jupyter
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55 lines
2 KiB
EmacsLisp
55 lines
2 KiB
EmacsLisp
;;; jupyter-javascript.el --- Jupyter support for Javascript -*- lexical-binding: t -*-
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;; Copyright (C) 2018 Nathaniel Nicandro
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;; Author: Nathaniel Nicandro <nathanielnicandro@gmail.com>
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;; Created: 23 Oct 2018
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;; Version: 0.8.1
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;; This program is free software; you can redistribute it and/or
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;; modify it under the terms of the GNU General Public License as
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;; published by the Free Software Foundation; either version 3, or (at
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;; your option) any later version.
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;; This program is distributed in the hope that it will be useful, but
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;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;; 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 GNU Emacs; see the file COPYING. If not, write to the
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;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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;; Boston, MA 02111-1307, USA.
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;;; Commentary:
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;; Support methods for integration with Javascript.
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;;; Code:
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(require 'jupyter-repl)
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(declare-function js2-parse "ext:js2-mode")
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(declare-function js2-mode-apply-deferred-properties "ext:js2-mode")
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(cl-defmethod jupyter-repl-after-init (&context (jupyter-lang javascript)
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(jupyter-repl-mode js2-mode))
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"If `js2-mode' is used for Javascript kernels, enable syntax highlighting.
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`js2-mode' does not use `font-lock-defaults', but their own
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custom method."
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(add-hook 'after-change-functions
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(lambda (_beg _end len)
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;; Insertions only
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(when (= len 0)
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(unless (jupyter-repl-cell-finalized-p)
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(let ((cbeg (jupyter-repl-cell-code-beginning-position))
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(cend (jupyter-repl-cell-code-end-position)))
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(save-restriction
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(narrow-to-region cbeg cend)
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(js2-parse)
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(js2-mode-apply-deferred-properties))))))
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t t))
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(provide 'jupyter-javascript)
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;;; jupyter-javascript.el ends here
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