Also mention "curly quotes"

See Drew Adams's email in:
http://lists.gnu.org/archive/html/emacs-devel/2015-08/msg00040.html
* doc/lispref/help.texi (Keys in Documentation):
Add index entry "curly quotes".
* etc/NEWS: Use the phrase "curly quotes" too.

2 files changed, 13 insertions, 10 deletions

diff --git a/doc/lispref/help.texi b/doc/lispref/help.texi
index fde985d9b0b..779a0d581e2 100644
--- a/doc/lispref/help.texi
+++ b/doc/lispref/help.texi
@@ -349,6 +349,7 @@ string in Emacs Lisp.
 
 @defvar help-quote-translation
 @cindex curved quotes
+@cindex curly quotes
 The value of this variable specifies the style
 @code{substitute-command-keys} uses when generating left and right
 quotes.  If the variable's value is @code{?‘} (U+2018 LEFT SINGLE
diff --git a/etc/NEWS b/etc/NEWS
index 6dbe6b38b11..4ab80f53fd7 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -887,15 +887,15 @@ denied" instead of "permission denied".  The old behavior was problematic
 in languages like German where downcasing rules depend on grammar.
 
 ** substitute-command-keys now replaces quotes.
-That is, it replaces left single quotation marks (‘) by left quotes
-and right single quotation marks (’) by right quotes.  It also
-replaces grave accents by left quotes, and apostrophes that match
-grave accents by right quotes.  As before, isolated apostrophes and
-characters preceded by \= are output as-is.  Left and right quotes are
-determined by new custom variable ‘help-quote-translation’.  ?‘ means
-quote ‘like this’, ?' means quote 'like this', ?` means quote `like
-this', and nil (default) means quote ‘like this’ if displayable and
-'like this' otherwise.
+That is, it converts documentation strings' quoting style as per the
+value of the new custom variable ‘help-quote-translation’: ?‘ means
+use curved quotes (also known as curly quotes) ‘like this’, ?' means
+use apostrophes 'like this', ?` means use grave accent and apostrophe
+`like this', and nil (default) means use curved quotes if displayable
+and grave accent and apostrophe otherwise.  Doc strings in source code
+can use either curved quotes or grave accent and apostrophe.  As
+before, isolated apostrophes and characters preceded by \= are output
+as-is.
 
 +++
 ** The character classes [:alpha:] and [:alnum:] in regular expressions
@@ -1014,7 +1014,9 @@ apostrophe `like-this'.  The new style looks better on today's displays.
 In the new Electric Quote mode, you can enter curved single quotes
 into documentation by typing ` and '.  Outside Electric Quote mode,
 you can enter them by typing ‘C-x 8 [’ and ‘C-x 8 ]’, or (if your Alt
-key works) by typing ‘A-[’ and ‘A-]’.
+key works) by typing ‘A-[’ and ‘A-]’.  As described above under
+‘help-quote-translation’, the user can specify how to display doc
+string quotes.
 
 +++
 ** Time-related changes: