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Diffstat (limited to 'emacs/.emacs.d/site-lisp')
-rw-r--r-- | emacs/.emacs.d/site-lisp/oni-eshell-prompt.el | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/emacs/.emacs.d/site-lisp/oni-eshell-prompt.el b/emacs/.emacs.d/site-lisp/oni-eshell-prompt.el new file mode 100644 index 0000000..540f9f0 --- /dev/null +++ b/emacs/.emacs.d/site-lisp/oni-eshell-prompt.el @@ -0,0 +1,55 @@ +;;; oni-eshell-prompt.el --- Oni's eshell prompt functions -*- lexical-binding: t; -*- + +;; Copyright (C) 2015 Tom Willemse + +;; Author: Tom Willemse <tom@ryuslash.org> +;; Keywords: + +;; This program 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. + +;; This program 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 this program. If not, see <http://www.gnu.org/licenses/>. + +;;; Commentary: + +;; These are the functions I use to provide my eshell prompt. + +;; You can use it by adding `oni-eshell-set-prompt' to the +;; `eshell-first-time-mode-hook'. + +;;; Code: + +(require 'em-dirs) +(require 'em-prompt) + +(defvar oni:eshell-prompt-regexp "^[~/].* > " + "A regular expression that matches the prompt.") + +(defun oni:shorten-dir (dir) + "Shorten a directory, (almost) like fish does it." + (while (string-match "\\(\\.?[^./]\\)[^/]+/" dir) + (setq dir (replace-match "\\1/" nil nil dir))) + dir) + +(defun oni:eshell-prompt () + "Show a pretty shell prompt." + (concat (if (not (looking-back "\n" nil)) "\n") + (oni:shorten-dir (abbreviate-file-name (eshell/pwd))) + " > ")) + +;;;###autoload +(defun oni-eshell-set-prompt () + "Prepare eshell for using the prompt." + (setq eshell-prompt-function #'oni:eshell-prompt + eshell-prompt-regexp oni:eshell-prompt-regexp)) + +(provide 'oni-eshell-prompt) +;;; oni-eshell-prompt.el ends here |