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# for ruby-1.8.0
module DRb
class DRbServer
module InvokeMethod18Mixin
def block_yield(x)
block_value = @block.call(*x)
end
def rescue_break(err)
return :break, err.exit_value
end
def perform_with_block
@obj.__send__(@msg_id, *@argv) do |*x|
jump_error = nil
begin
block_value = block_yield(x)
rescue LocalJumpError
jump_error = $!
end
if jump_error
reason, jump_value = rescue_local_jump(jump_error)
case reason
when :retry
retry
when :break
break(jump_value)
else
raise jump_error
end
end
block_value
end
end
end
end
end
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