96 lines
2.8 KiB
EmacsLisp
96 lines
2.8 KiB
EmacsLisp
;;; evil-matchit-terminal.el --- terminal plugin of evil-matchit
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;; Copyright (C) 2020 Chen Bin <chenbin DOT sh AT gmail DOT com>
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;; Author: Chen Bin <chenbin DOT sh AT gmail DOT com>
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;; This file is not part of GNU Emacs.
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;;; License:
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;; This file is part of evil-matchit
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;;
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;; evil-matchit 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 published
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;; by 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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;;
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;; evil-matchit 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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;;
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; OPTIONAL, you don't need SDK to write a plugin for evil-matchit
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;; but SDK do make you write less code, isn't it?
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;; All you need to do is just define the match-tags for SDK algorithm to lookup.
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;;
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;;; Commentary:
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;;
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;;; Code:
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(require 'evil-matchit-sdk)
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(defvar evilmi-terminal-primary-prompt "^\\$ "
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"The primary prompt of terminal")
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(defvar evilmi-terminal-ps1-line-number 1
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"The line containing PS1.")
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;;;###autoload
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(defun evilmi-terminal-get-tag ()
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"Get tag at point."
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(let* ((curline (evilmi-sdk-curline))
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(prompt evilmi-terminal-primary-prompt)
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line1
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line2)
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(cond
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((string-match prompt curline)
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;; open tag
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(list (line-beginning-position) 0))
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(t
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(save-excursion
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(forward-line)
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(setq line1 (evilmi-sdk-curline))
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(forward-line)
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(setq line2 (evilmi-sdk-curline)))
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(when (and line1 line2 (or (string-match prompt line1)
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(string-match prompt line2)))
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(list (line-end-position) 1))))))
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;;;###autoload
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(defun evilmi-terminal-jump (info num)
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"Use INFO to jump NUM times."
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(ignore num)
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(when info
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(let* ((type (nth 1 info))
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(prompt evilmi-terminal-primary-prompt)
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pos)
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(cond
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;; from open tag
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((eq type 0)
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(save-excursion
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;; skip current line
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(forward-line 1)
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(when (re-search-forward prompt (point-max) t)
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(forward-line -1)
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(forward-line (- evilmi-terminal-ps1-line-number))
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(setq pos (line-end-position))))
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(when pos (goto-char pos)))
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;; from close tag
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((eq type 1)
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(save-excursion
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;; skip current line
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(when (re-search-backward prompt (point-min) t)
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(setq pos (line-beginning-position))))
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(when pos (goto-char pos))))
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pos)))
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(provide 'evil-matchit-terminal)
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;;; evil-matchit-terminal.el ends here
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