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| author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-09-21 21:02:13 +0000 |
|---|---|---|
| committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-09-21 21:02:13 +0000 |
| commit | 50e31fd50437be0be95a603eed2a16407ef14cd2 (patch) | |
| tree | c8f12ae3be6aaf595248312f8df2020bcfd3ff7e /lib | |
| parent | 5ef9e44d309648682f558dc32b443c5743ba7229 (diff) | |
| download | ruby-50e31fd50437be0be95a603eed2a16407ef14cd2.tar.gz ruby-50e31fd50437be0be95a603eed2a16407ef14cd2.tar.xz ruby-50e31fd50437be0be95a603eed2a16407ef14cd2.zip | |
* lib/optparse.rb (OptionParser::List::summarize): use each_line if
defined rather than each. [ruby-Patches-14096]
git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@13483 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/optparse.rb | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/optparse.rb b/lib/optparse.rb index 854805a82..6fddb81a7 100644 --- a/lib/optparse.rb +++ b/lib/optparse.rb @@ -632,8 +632,10 @@ class OptionParser list.each do |opt| if opt.respond_to?(:summarize) # perhaps OptionParser::Switch opt.summarize(*args, &block) - elsif !opt or opt.empty? + elsif !opt yield("") + elsif opt.respond_to?(:each_line) + opt.each_line(&block) else opt.each(&block) end |