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| author | Gregory Heytings <gregory@heytings.org> | 2023-07-09 19:27:12 +0000 |
|---|---|---|
| committer | Gregory Heytings <gregory@heytings.org> | 2023-07-09 19:28:29 +0000 |
| commit | 419b4d44914701cedf308df58c3e5789715c87e7 (patch) | |
| tree | 566e9aedcf9c299f9fa136dd85adc2b492b86e7e /doc/lispref | |
| parent | be34e8294affeaa3e1d92731b9a75fc62fbdca15 (diff) | |
| download | emacs-419b4d44914701cedf308df58c3e5789715c87e7.tar.gz emacs-419b4d44914701cedf308df58c3e5789715c87e7.tar.bz2 emacs-419b4d44914701cedf308df58c3e5789715c87e7.zip | |
; Improve documentation of with-restriction
* lisp/subr.el (with-restriction):
* doc/lispref/positions.texi (Narrowing): Make it clear that the
argument is evaluated and that the result of the evaluation must
not be nil.
Diffstat (limited to 'doc/lispref')
| -rw-r--r-- | doc/lispref/positions.texi | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/lispref/positions.texi b/doc/lispref/positions.texi index e74a165b9ed..3d769bfe78a 100644 --- a/doc/lispref/positions.texi +++ b/doc/lispref/positions.texi @@ -1169,7 +1169,8 @@ saved bounds. In that case it is equivalent to @cindex labeled narrowing @cindex labeled restriction -When the optional argument @var{label}, a symbol, is present, the +When the optional argument @var{label}, which is evaluated to get the +label to use and must yield a non-@code{nil} value, is present, the narrowing is @dfn{labeled}. A labeled narrowing differs from a non-labeled one in several ways: |