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everm1nd/gist:2399113

Created April 16, 2012 14:20
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Ruby: Working with options
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gistfile1.rb
options = { :allow_destroy => false, :update_only => false }
options.update(attr_names.extract_options!)
options.assert_valid_keys(:allow_destroy, :reject_if, :limit, :update_only)
options[:reject_if] = REJECT_ALL_BLANK_PROC if options[:reject_if] == :all_blank
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