Module: ActiveSupport::Rescuable::ClassMethods

Defined in:
lib/jactive_support/rescuable.rb

Instance Method Summary collapse

Instance Method Details

#rescue_from(*klasses, &block) ⇒ Object 



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# File 'lib/jactive_support/rescuable.rb', line 7

def rescue_from(*klasses, &block)
  options = klasses.extract_options!

  unless options.has_key?(:with)
    if block_given?
      options[:with] = block
    else
      raise ArgumentError, "Need a handler. Supply an options hash that has a :with key as the last argument."
    end
  end

  klasses.each do |klass|
    key = if klass.is_a?(Class) && ( klass <= Exception || klass <= ::Java::JavaLang::Exception )
      klass.name
    elsif klass.is_a?(String)
      klass
    else
      raise ArgumentError, "#{klass} is neither an Exception nor a String"
    end

    # put the new handler at the end because the list is read in reverse
    self.rescue_handlers += [[key, options[:with]]]
  end
end