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Fix check in `newline' for blank lines

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* lisp/simple.el (newline): Clarify doc string and fix check for
blank lines (bug#13810).
This commit is contained in:
Stephen Berman 2020-09-21 16:35:31 +02:00 • committed by Lars Ingebrigtsen
parent e8d80f1e14
commit 7a2ac61b5d
1 changed files with 2 additions and 2 deletions
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lisp/simple.el
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@ -516,7 +516,7 @@ This hook is run by `delete-selection-uses-region-p', which see.")
"Propertized string representing a hard newline character.")
(defun newline (&optional arg interactive)
"Insert a newline, and move to left margin of the new line if it's blank.
"Insert a newline, and move to left margin of the new line.
With prefix argument ARG, insert that many newlines.
If `electric-indent-mode' is enabled, this indents the final new line
@ -553,7 +553,7 @@ A non-nil INTERACTIVE argument means to run the `post-self-insert-hook'."
(save-excursion
(goto-char beforepos)
(beginning-of-line)
(and (looking-at "[ \t]$")
(and (looking-at "[ \t]+$")
(> (current-left-margin) 0)
(delete-region (point)
(line-end-position))))