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author | knu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-10-22 09:58:01 +0000 |
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committer | knu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-10-22 09:58:01 +0000 |
commit | f4c487173cd0c09993a51f684d8ae7e031b3f302 (patch) | |
tree | 73dfc17a8e2401dfece8c763b9dc9a401ebe0287 /test/ruby/test_enumerator.rb | |
parent | 53d6e605b0d4d61405d4cce36699fca904573b2c (diff) |
Kernel#loop returns the result value of a finished iterator
* vm_eval.c (rb_f_loop): When a loop is stopped by a StopIteration
exception, return what the enumerator has returned instead of
nil. [ruby-core:71133] [Feature #11498]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52218 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/ruby/test_enumerator.rb')
-rw-r--r-- | test/ruby/test_enumerator.rb | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/test/ruby/test_enumerator.rb b/test/ruby/test_enumerator.rb index 91c91a4bbd..e81d2e4e72 100644 --- a/test/ruby/test_enumerator.rb +++ b/test/ruby/test_enumerator.rb @@ -46,6 +46,14 @@ class TestEnumerator < Test::Unit::TestCase } end + def test_loop_return_value + assert_equal nil, loop { break } + assert_equal 42, loop { break 42 } + + e = Enumerator.new { |y| y << 1; y << 2; :stopped } + assert_equal :stopped, loop { e.next while true } + end + def test_nested_iteration def (o = Object.new).each yield :ok1 |