e.next has not been called before.
* enumerator.c (enumerator_next): raise StopIteration (name taken
from Python) instead of IndexError.
* enum.c (enum_zip): catch StopIteration exception.
* enumerator.c (enumerator_with_index): return Enumerator if no
block is given.
* test/ruby/test_iterator.rb (TestIterator::test_enumerator): add
test for enumerators.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12905 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* cont.c (rb_fiber_current): export
* include/ruby/intern.h: export several functions from cont.c.
* enumerator.c (enumerator_next): new method to implement external
iterator (generator) using fiber.
* enumerator.c (enumerator_next_p): new method to check whether
any element is left in the generator sequence.
* enumerator.c (enumerator_rewind): a new method to rewind the
generator sequence.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12891 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
well as version 1.8.
* include/ruby/ruby.h (is_ruby_native_thread): moved prototype
from intern.h as well as version 1.8.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12837 b2dd03c8-39d4-4d8f-98ff-823fe69b080e