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Make sure the Nyan prompt in eshell always works

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This commit is contained in:
Gergely Polonkai 2018-08-28 18:12:52 +02:00
parent 84e1b7ab32
commit 6b7b2d67c6
2 changed files with 15 additions and 7 deletions
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8
configuration.org
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@ -1314,9 +1314,7 @@ The cookies are from the Hungarian version an ancient MS-DOS based program calle
#+BEGIN_SRC emacs-lisp #+BEGIN_SRC emacs-lisp
(when (display-graphic-p) (when (display-graphic-p)
(use-package nyan-prompt (use-package nyan-prompt
:ensure nil :ensure nil))
:config
(add-hook 'eshell-load-hook 'nyan-prompt-enable)))
#+END_SRC #+END_SRC
*** Zone out with Nyancat *** Zone out with Nyancat
@ -1439,7 +1437,9 @@ Highlight point. Sometimes it’s not easy to see.
(with-eval-after-load "esh-opt" (with-eval-after-load "esh-opt"
(autoload 'epe-theme-lambda "eshell-prompt-extras") (autoload 'epe-theme-lambda "eshell-prompt-extras")
(setq eshell-highlight-prompt nil (setq eshell-highlight-prompt nil
eshell-prompt-function 'epe-theme-lambda))) eshell-prompt-function 'epe-theme-lambda)
(when (featurep 'nyan-prompt)
(nyan-prompt-enable))))
#+END_SRC #+END_SRC
*** Show form feeds as a horizontal line *** Show form feeds as a horizontal line

14
lisp/nyan-prompt/nyan-prompt.el
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@ -34,18 +34,26 @@
(propertize nyan-prompt-nyan-cat-emoticon (propertize nyan-prompt-nyan-cat-emoticon
'display nyan-prompt-nyan-cat-image)) 'display nyan-prompt-nyan-cat-image))
(defvar nyan-prompt-original-prompt 'eshell-prompt-function (defvar nyan-prompt-original-prompt nil
"The eshell prompt function before enabling nyan-prompt") "The eshell prompt function before enabling nyan-prompt")
(defvar nyan-prompt-enabled nil
"t if nyan-prompt is enabled")
(defun eshell-nyan-prompt () (defun eshell-nyan-prompt ()
(concat nyan-prompt-nyan-cat-string " " (funcall nyan-prompt-original-prompt))) (concat nyan-prompt-nyan-cat-string " " (funcall nyan-prompt-original-prompt)))
(defun nyan-prompt-disable () (defun nyan-prompt-disable ()
(setq eshell-prompt-function 'nyan-prompt-original-prompt)) (when nyan-prompt-enabled
(setq nyan-prompt-enabled nil
eshell-prompt-function nyan-prompt-original-prompt)))
;;;###autoload ;;;###autoload
(defun nyan-prompt-enable () (defun nyan-prompt-enable ()
(setq eshell-prompt-function 'eshell-nyan-prompt)) (when (not nyan-prompt-enabled)
(setq nyan-prompt-enabled t
nyan-prompt-original-prompt eshell-prompt-function
eshell-prompt-function 'eshell-nyan-prompt)))
(provide 'nyan-prompt) (provide 'nyan-prompt)