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Use ActiveSupport beta since beta1 is not released yet. Added singleton_class until beta1 is out.

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This commit is contained in:
Emilio Tagua 2010-03-25 15:57:45 -03:00
parent b04ebb7602
commit 2700d6c044
2 changed files with 14 additions and 1 deletions
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2
arel.gemspec
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@ -28,5 +28,5 @@ and query generation.
# circular dependency chain. The solution is for ActiveRecord to release
# the connection adapters which Arel uses in a separate gem
# s.add_dependency "activerecord", ">= 3.0.pre"
s.add_dependency "activesupport", ">= 3.0.0.beta1"
s.add_dependency "activesupport", ">= 3.0.0.beta"
end

13
lib/arel/algebra/core_extensions/object.rb
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@ -12,6 +12,19 @@ module Arel
yield(self)
end
# TODO remove this when ActiveSupport beta1 is out.
# Returns the object's singleton class.
def singleton_class
class << self
self
end
end unless respond_to?(:singleton_class)
# class_eval on an object acts like singleton_class_eval.
def class_eval(*args, &block)
singleton_class.class_eval(*args, &block)
end
Object.send(:include, self)
end
end