From d96e38be9992e0fe93668ab46d9442f702d370dd Mon Sep 17 00:00:00 2001 From: Jeremy Kemper Date: Thu, 27 Sep 2007 09:26:46 +0000 Subject: Backport Object#instance_variable_defined? for Ruby < 1.8.6. git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@7649 5ecf4fe2-1ee6-0310-87b1-e25e094e27de --- .../lib/active_support/core_ext/object/instance_variables.rb | 8 ++++++++ 1 file changed, 8 insertions(+) create mode 100644 activesupport/lib/active_support/core_ext/object/instance_variables.rb (limited to 'activesupport/lib/active_support/core_ext') diff --git a/activesupport/lib/active_support/core_ext/object/instance_variables.rb b/activesupport/lib/active_support/core_ext/object/instance_variables.rb new file mode 100644 index 0000000000..72eaed70b6 --- /dev/null +++ b/activesupport/lib/active_support/core_ext/object/instance_variables.rb @@ -0,0 +1,8 @@ +class Object + # Available in 1.8.6 and later. + unless respond_to?(:instance_variable_defined?) + def instance_variable_defined?(variable) + instance_variables.include?(variable.to_s) + end + end +end -- cgit v1.2.3