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Backport BlankSlate removal from ActiveSupport::BasicObject [#5911 st…

…ate:resolved]

This is a backport of dd15a3f.

Signed-off-by: Andrew White <andyw@pixeltrix.co.uk>
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tomstuart authored and pixeltrix committed Nov 3, 2010
1 parent 25139ac commit 44db47c63e669bdad74e4ac92a79fde13f6b839d
Showing with 7 additions and 10 deletions.
  1. +7 −10 activesupport/lib/active_support/basic_object.rb
@@ -1,13 +1,7 @@
# A base class with no predefined methods that tries to behave like Builder's
# BlankSlate in Ruby 1.9. In Ruby pre-1.9, this is actually the
# Builder::BlankSlate class.
#
# Ruby 1.9 introduces BasicObject which differs slightly from Builder's
# BlankSlate that has been used so far. ActiveSupport::BasicObject provides a
# barebones base class that emulates Builder::BlankSlate while still relying on
# Ruby 1.9's BasicObject in Ruby 1.9.
module ActiveSupport
if defined? ::BasicObject
# A class with no predefined methods that behaves similarly to Builder's
# BlankSlate. Used for proxy classes.
class BasicObject < ::BasicObject
undef_method :==
undef_method :equal?
@@ -18,7 +12,10 @@ def raise(*args)
end
end
else
require 'blankslate'
BasicObject = BlankSlate
class BasicObject #:nodoc:
instance_methods.each do |m|
undef_method(m) if m.to_s !~ /(?:^__|^nil\?$|^send$|^object_id$)/
end
end
end
end

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