Top Level Namespace

Defined Under Namespace

Classes: CallWith

Instance Method Summary collapse

Instance Method Details

#callwith(*objs, &block) ⇒ Object

Iterate over the given objects and delegate all instance method calls in the block to the object. Instance variables accessed from inside the block are delegated to the receiver of the method. Returns the result of the last expression evaluated.

Example:

callwith(file1, file2) do
  write("this is a test")
end



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# File 'lib/callwith.rb', line 14

def callwith(*objs, &block)
  last = nil
  objs.each do |obj|
    p = CallWith.create(obj, self)
    begin
      last = p.__instance_eval__(&block)
    ensure
      p.__callwith__cleanup__()
    end
  end
  return last
end