* enumerator.c: implement Enumerator#{next_values,peek_values,feed}

  and StopIteration#result.  [ruby-dev:39109]
  (struct enumerator): replace no_next by stop_exc.
  new field feedvalue.
  (enumerator_mark): mark feedvalue and stop_exc.
  (enumerator_init): initialize feedvalue and stop_exc.
  (enumerator_init_copy): initialize feedvalue.
  (next_ii): send yield arguments as an array.  return feedvalue.
  (next_i): generate StopIteration exception here.  set result.
  (next_init): initialize feedvalue.
  (enumerator_next_values): new method Enumerator#next_values.
  (ary2sv): new function.
  (enumerator_peek_values): new method Enumerator#peek_values.
  (enumerator_feed): new method Enumerator#feed.
  (yielder_yield): return the yield value.
  (generator_each): return the iterator value.
  (stop_result): new method StopIteration#result.


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@24587 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 8 insertions, 1 deletions

diff --git a/NEWS b/NEWS
index 3687b6792..492177e05 100644
--- a/NEWS
+++ b/NEWS
@@ -8,7 +8,6 @@ reference information is supplied with.  For a full list of changes
 with all sufficient information, see the ChangeLog file.
 
 == Changes since the 1.9.1 release
-
 === Library updates (outstanding ones only)
 
 * builtin classes
@@ -22,6 +21,13 @@ with all sufficient information, see the ChangeLog file.
       * Dir.home
 
   * Enumerator
+    * new methods:
+      * Enumerator#peek
+      * Enumerator#next_values
+      * Enumerator#peek_values
+      * Enumerator#feed
+      * StopIteration#result
+
     * extended methods:
       * #with_index accepts an optional argument that specifies the
         index number to start with, defaulted to 0.
@@ -29,6 +35,7 @@ with all sufficient information, see the ChangeLog file.
     * incompatible changes:
       * #rewind now calls the "rewind" method of the enclosed object
         if defined.
+      * #next doesn't clear the position at end.
 
   * IO
     * new method: