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| author | Jeremy Kemper <jeremy@bitsweat.net> | 2007-09-27 09:26:46 +0000 |
|---|---|---|
| committer | Jeremy Kemper <jeremy@bitsweat.net> | 2007-09-27 09:26:46 +0000 |
| commit | d96e38be9992e0fe93668ab46d9442f702d370dd (patch) | |
| tree | 0ae2dc949e6488b01c5bdd6ab6f01858210859c4 /activesupport/lib | |
| parent | 7974f4752b9b4e2bc59f8e611737ff59889867b4 (diff) | |
| download | rails-d96e38be9992e0fe93668ab46d9442f702d370dd.tar.gz rails-d96e38be9992e0fe93668ab46d9442f702d370dd.tar.bz2 rails-d96e38be9992e0fe93668ab46d9442f702d370dd.zip | |
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
Diffstat (limited to 'activesupport/lib')
| -rw-r--r-- | activesupport/lib/active_support/core_ext/object/instance_variables.rb | 8 |
1 files changed, 8 insertions, 0 deletions
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 |