diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/array/wrap.rb')
-rw-r--r-- | activesupport/lib/active_support/core_ext/array/wrap.rb | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/array/wrap.rb b/activesupport/lib/active_support/core_ext/array/wrap.rb new file mode 100644 index 0000000000..9d45c2739b --- /dev/null +++ b/activesupport/lib/active_support/core_ext/array/wrap.rb @@ -0,0 +1,18 @@ +class Array + # Wraps the object in an Array unless it's an Array. Converts the + # object to an Array using #to_ary if it implements that. + def self.wrap(object) + case object + when nil + [] + when self + object + else + if object.respond_to?(:to_ary) + object.to_ary + else + [object] + end + end + end +end |