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emacs-29 ecb80e0e8aa: ; Improve wording in documentation of 'not and 'nu
From: |
Eli Zaretskii |
Subject: |
emacs-29 ecb80e0e8aa: ; Improve wording in documentation of 'not and 'null' |
Date: |
Mon, 15 Apr 2024 07:53:18 -0400 (EDT) |
branch: emacs-29
commit ecb80e0e8aa6411b1e14334c2e4701208fdb238d
Author: Eli Zaretskii <eliz@gnu.org>
Commit: Eli Zaretskii <eliz@gnu.org>
; Improve wording in documentation of 'not and 'null'
* doc/lispref/control.texi (Combining Conditions):
* doc/lispref/lists.texi (List-related Predicates): Clarify
wording of 'not' vs 'null'. (Bug#70392)
---
doc/lispref/control.texi | 3 ++-
doc/lispref/lists.texi | 6 +++---
2 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/doc/lispref/control.texi b/doc/lispref/control.texi
index 292086ee4e0..a944dad9307 100644
--- a/doc/lispref/control.texi
+++ b/doc/lispref/control.texi
@@ -349,7 +349,8 @@ kinds of multiple conditional constructs.
This function tests for the falsehood of @var{condition}. It returns
@code{t} if @var{condition} is @code{nil}, and @code{nil} otherwise.
The function @code{not} is identical to @code{null}, and we recommend
-using the name @code{null} if you are testing for an empty list.
+using the name @code{null} if you are testing for an empty list or
+@code{nil} value.
@end defun
@defspec and conditions@dots{}
diff --git a/doc/lispref/lists.texi b/doc/lispref/lists.texi
index 6ad6c487d0b..2ae755a2f3b 100644
--- a/doc/lispref/lists.texi
+++ b/doc/lispref/lists.texi
@@ -143,9 +143,9 @@ This function is the opposite of @code{listp}: it returns
@code{t} if
@defun null object
This function returns @code{t} if @var{object} is @code{nil}, and
returns @code{nil} otherwise. This function is identical to @code{not},
-but as a matter of clarity we use @code{null} when @var{object} is
-considered a list and @code{not} when it is considered a truth value
-(see @code{not} in @ref{Combining Conditions}).
+but as a matter of clarity we use @code{not} when @var{object} is
+considered a truth value (see @code{not} in @ref{Combining
+Conditions}) and @code{null} otherwise.
@example
@group
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