diff options
| -rw-r--r-- | mrbgems/mruby-kernel-ext/mrblib/kernel.rb | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/mrbgems/mruby-kernel-ext/mrblib/kernel.rb b/mrbgems/mruby-kernel-ext/mrblib/kernel.rb new file mode 100644 index 000000000..25a4d4ed4 --- /dev/null +++ b/mrbgems/mruby-kernel-ext/mrblib/kernel.rb @@ -0,0 +1,13 @@ +module Kernel + # call-seq: + # obj.yield_self {|_obj|...} -> an_object + # + # Yields <i>obj</i> and returns the result. + # + # 'my string'.yield_self {|s|s.upcase} #=> "MY STRING" + # + def yield_self(&block) + return to_enum :yield_self unless block + block.call(self) + end +end |