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author | Sam Stephenson <sam@37signals.com> | 2006-01-23 06:40:43 +0000 |
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committer | Sam Stephenson <sam@37signals.com> | 2006-01-23 06:40:43 +0000 |
commit | d921b799747aacb47dc8bbca9b2eefe25159e9d5 (patch) | |
tree | 166ed212aeafff5269f1e77badb88c6b958e36ff /activesupport/lib/active_support/core_ext | |
parent | 9c24899ab0fad8baa4db543dd45f3d20ae95d3b3 (diff) | |
download | rails-d921b799747aacb47dc8bbca9b2eefe25159e9d5.tar.gz rails-d921b799747aacb47dc8bbca9b2eefe25159e9d5.tar.bz2 rails-d921b799747aacb47dc8bbca9b2eefe25159e9d5.zip |
Add Object#instance_exec and Proc#bind
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3469 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
Diffstat (limited to 'activesupport/lib/active_support/core_ext')
-rw-r--r-- | activesupport/lib/active_support/core_ext/object_and_class.rb | 6 | ||||
-rw-r--r-- | activesupport/lib/active_support/core_ext/proc.rb | 12 |
2 files changed, 18 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/object_and_class.rb b/activesupport/lib/active_support/core_ext/object_and_class.rb index 4856a9f5d5..d44afbd839 100644 --- a/activesupport/lib/active_support/core_ext/object_and_class.rb +++ b/activesupport/lib/active_support/core_ext/object_and_class.rb @@ -65,6 +65,12 @@ class Object #:nodoc: def to_json ActiveSupport::JSON.encode(self) end + + unless defined? instance_exec # 1.9 + def instance_exec(*arguments, &block) + block.bind(self)[*arguments] + end + end end class Class #:nodoc: diff --git a/activesupport/lib/active_support/core_ext/proc.rb b/activesupport/lib/active_support/core_ext/proc.rb new file mode 100644 index 0000000000..2ca23f62ef --- /dev/null +++ b/activesupport/lib/active_support/core_ext/proc.rb @@ -0,0 +1,12 @@ +class Proc #:nodoc: + def bind(object) + block, time = self, Time.now + (class << object; self end).class_eval do + method_name = "__bind_#{time.to_i}_#{time.usec}" + define_method(method_name, &block) + method = instance_method(method_name) + remove_method(method_name) + method + end.bind(object) + end +end |