* enumerator.c (rb_eStopIteration), eval.c (rb_f_loop), ruby.h:

  Add a new exception class StopIteration, which breaks Kernel#loop
  iteration when raised; backported from 1.9.

* enumerator.c (enumerator_next, enumerator_rewind): Implement
  #next and #rewind using the "generator" library.

* lib/generator.rb: Implement Enumerable::Enumerator#next and
  #rewind.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@15954 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/ruby.h b/ruby.h
index ac10e9d04d..95b4c4ca78 100644
--- a/ruby.h
+++ b/ruby.h
@@ -659,6 +659,7 @@ RUBY_EXTERN VALUE rb_eFatal;
 RUBY_EXTERN VALUE rb_eArgError;
 RUBY_EXTERN VALUE rb_eEOFError;
 RUBY_EXTERN VALUE rb_eIndexError;
+RUBY_EXTERN VALUE rb_eStopIteration;
 RUBY_EXTERN VALUE rb_eRangeError;
 RUBY_EXTERN VALUE rb_eIOError;
 RUBY_EXTERN VALUE rb_eRuntimeError;