* NEWS: Add news about Unicode-wide case mapping for

  String/Symbol#upcase/downcase/swapcase/capitalize(!).


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55281 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 17 insertions, 0 deletions

diff --git a/NEWS b/NEWS
index 5de93112aa..c95933c4a1 100644
--- a/NEWS
+++ b/NEWS
@@ -61,12 +61,21 @@ with all sufficient information, see the ChangeLog file or Redmine
 
 * String
 
+  * String#upcase, String#downcase, String#capitalize, String#swapcase and
+    their bang variants work for all of Unicode, and are no longer limited
+    to ASCII. Variations are available with options. See the documentation
+    of String#downcase for details. [Feature #10085]
+
   * String.new(capacity: size) [Feature #12024]
 
 * Symbol
 
   * Symbol#match now returns MatchData.  [Bug #11991]
 
+  * Symbol#upcase, Symbol#downcase, Symbol#capitalize, and Symbol#swapcase now
+    work for all of Unicode. See the documentation of String#downcase
+    for details. [Feature #10085]
+
 * MatchData
 
   * MatchData#named_captures [Feature #11999]
@@ -110,6 +119,14 @@ with all sufficient information, see the ChangeLog file or Redmine
   klass == rb_cBignum, should be changed to FIXNUM_P(obj) and
   RB_TYPE_P(obj, T_BIGNUM).
 
+* String/Symbol#upcase/downcase/swapcase/capitalize(!) now work for all of
+  Unicode, not only for ASCII. [Feature #10085]
+  No change is needed if the data is in ASCII anyway or if the limitation
+  to ASCII was only tolerated while waiting for a more extensive implementation.
+  A change (using the :ascii option) is needed in cases where Unicode data
+  is processed, but the operation has to be limited to ASCII only.
+  A good example of this are internationalized domain names.
+
 === Stdlib compatibility issues (excluding feature bug fixes)
 
 * Time