diff options
Diffstat (limited to 'lisp/emacs-lisp/lisp-mode.el')
| -rw-r--r-- | lisp/emacs-lisp/lisp-mode.el | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/lisp/emacs-lisp/lisp-mode.el b/lisp/emacs-lisp/lisp-mode.el index 84841aea97b..d5588f3811f 100644 --- a/lisp/emacs-lisp/lisp-mode.el +++ b/lisp/emacs-lisp/lisp-mode.el @@ -443,6 +443,9 @@ if that value is non-nil.") (defun eval-print-last-sexp () "Evaluate sexp before point; print value into current buffer. +If `eval-expression-debug-on-error' is non-nil, which is the default, +this command arranges for all errors to enter the debugger. + Note that printing the result is controlled by the variables `eval-expression-print-length' and `eval-expression-print-level', which see." @@ -614,7 +617,10 @@ With argument, print output into current buffer." (defun eval-last-sexp (eval-last-sexp-arg-internal) "Evaluate sexp before point; print value in minibuffer. -Interactively, with prefix argument, print output into current buffer." +Interactively, with prefix argument, print output into current buffer. + +If `eval-expression-debug-on-error' is non-nil, which is the default, +this command arranges for all errors to enter the debugger." (interactive "P") (if (null eval-expression-debug-on-error) (eval-last-sexp-1 eval-last-sexp-arg-internal) @@ -722,6 +728,9 @@ expression even if the variable already has some other value. \(Normally `defvar' and `defcustom' do not alter the value if there already is one.) +If `eval-expression-debug-on-error' is non-nil, which is the default, +this command arranges for all errors to enter the debugger. + With a prefix argument, instrument the code for Edebug. If acting on a `defun' for FUNCTION, and the function was |