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bug#21201: 25.0.50; (buffer-modified-p) errors inside cl-letf
From: |
Artur Malabarba |
Subject: |
bug#21201: 25.0.50; (buffer-modified-p) errors inside cl-letf |
Date: |
Thu, 6 Aug 2015 20:47:34 +0100 |
>From emacs -Q, run the following:
(cl-letf (((buffer-modified-p)))
(insert "ookok"))
You'll get an error from trying to set a nil buffer.
Using `(buffer-modified-p (current-buffer))' instead works.
Backtrace:
Debugger entered--Lisp error: (wrong-type-argument stringp nil)
set-buffer(nil)
(save-current-buffer (set-buffer nil) (set-buffer-modified-p old))
(unwind-protect (insert "ookok") (save-current-buffer (set-buffer
nil) (set-buffer-modified-p old)))
(let* ((old (buffer-modified-p))) (unwind-protect (insert "ookok")
(save-current-buffer (set-buffer nil) (set-buffer-modified-p old))))
eval((let* ((old (buffer-modified-p))) (unwind-protect (insert
"ookok") (save-current-buffer (set-buffer nil) (set-buffer-modified-p
old)))) nil)
elisp--eval-last-sexp(nil)
eval-last-sexp(nil)
funcall-interactively(eval-last-sexp nil)
call-interactively(eval-last-sexp nil nil)
command-execute(eval-last-sexp)
- bug#21201: 25.0.50; (buffer-modified-p) errors inside cl-letf,
Artur Malabarba <=