61 lines
1.7 KiB
EmacsLisp
61 lines
1.7 KiB
EmacsLisp
;;; nyan-prompt.el --- Nyan Cat on the eshell prompt.
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;; Author: Javier "PuercoPop" Olaechea <pirata@gmail.com>
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;; URL: http://github.com/PuercoPop/nyan-prompt
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;; Version: 0.2.0
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;; Keywords: nyan, cat, lulz, eshell, rainbow
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;; Dependencies ((rx 0))
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;;; Commentary:
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;; Usage: (add-hook 'eshell-load-hook 'nyan-prompt-enable)
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;; Inspired by from Jacek "TeMPOraL" Zlydach nyan-mode, to make Porter happy.
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;; Copying is an act of love, please copy. ♡
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;; The xpm taken awesome nyan-mode
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;;; Code:
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(require 'rx)
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(defconst nyan-prompt-dir (file-name-directory
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(or load-file-name buffer-file-name)))
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(defconst nyan-prompt-nyan-cat-image
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(create-image (concat nyan-prompt-dir "img/nyan.xpm")
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'xpm nil :ascent 'center))
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(defconst nyan-prompt-nyan-cat-emoticon "~=[,,_,,]:3"
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"ASCII art representing the nyan-cat.")
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(defconst nyan-prompt-nyan-cat-string
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(propertize nyan-prompt-nyan-cat-emoticon
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'display nyan-prompt-nyan-cat-image))
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(defvar nyan-prompt-original-prompt nil
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"The eshell prompt function before enabling nyan-prompt")
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(defvar nyan-prompt-enabled nil
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"t if nyan-prompt is enabled")
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(defun eshell-nyan-prompt ()
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(concat nyan-prompt-nyan-cat-string " " (funcall nyan-prompt-original-prompt)))
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(defun nyan-prompt-disable ()
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(when nyan-prompt-enabled
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(setq nyan-prompt-enabled nil
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eshell-prompt-function nyan-prompt-original-prompt)))
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;;;###autoload
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(defun nyan-prompt-enable ()
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(when (not nyan-prompt-enabled)
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(setq nyan-prompt-enabled t
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nyan-prompt-original-prompt eshell-prompt-function
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eshell-prompt-function 'eshell-nyan-prompt)))
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(provide 'nyan-prompt)
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;;; nyan-prompt.el ends here
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