Add more to Q-delim-as-identifier quirk

Author: zoffixznet

doc/Language/quoting.pod6

@@ -23,17 +23,21 @@ Delimiters can be nested, but in the plain C<Q> form, backslash escapes
 aren't allowed.  In other words, basic C<Q> strings are as literal as
 possible.
 
-Some delimiters are not allowed immediately after C<Q>',
-C<q> or C<qq>. Any characters that are allowed in
+Some delimiters are not allowed immediately after C<Q>,
+C<q>, or C<qq>. Any characters that are allowed in
 L<identifiers|language/syntax#Identifiers>
-are not allowed to be used. For example, C<'> and C<->.
-In addition, C<( )> is not allowed because that looks
-like a function call.
+are not allowed to be used, since in such a case, the quoting
+construct together with such characters are interpreted as
+an identifier. In addition, C<( )> is not allowed because that is
+interpreted as a function call. If you still wish to use
+those characters as delimiters, separate them from C<Q>,
+C<q>, or C<qq> with a space.
 
 =for code :allow<B>
 B<Q'>this will not work!B<'>
 B<Q(>this won't work either!B<)>
-B<Q (>this is fineB<)>
+B<Q (>this is fine, because of space after QB<)>
+B<Q '>and so is thisB<'>
 
 =for code :allow<B>
 Q<Make sure you B«<»matchB«>» opening and closing delimiters>