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Bug #11441

closed

Ruby 2.1 で TCPServer.new(port) がエラーになる場合 TypeError になる

Added by tommy (Masahiro Tomita) over 8 years ago. Updated over 8 years ago.

Status:
Closed
Assignee:
-
Target version:
-
ruby -v:
ruby 2.1.6p336 (2015-04-13 revision 50298) [x86_64-linux]
[ruby-dev:<unknown>]

Description

TCPServer.new(port) がエラーになる場合、Ruby 2.1 だけ TypeError になってしまいます。

% ruby -v -rsocket -e 'TCPServer.new(123)'
ruby 2.1.6p336 (2015-04-13 revision 50298) [x86_64-linux]
-e:1:in `initialize': no implicit conversion of nil into String (TypeError)
	from -e:1:in `new'
	from -e:1:in `<main>'

Ruby 2.0.0, 2.2 ではちゃんと適切なエラーになります。

% ruby -v -rsocket -e 'TCPServer.new(123)'
ruby 2.0.0p576 (2014-09-19 revision 47628) [x86_64-linux]
-e:1:in `initialize': Permission denied - bind(2) (Errno::EACCES)
	from -e:1:in `new'
	from -e:1:in `<main>'

% ruby -v -rsocket -e 'TCPServer.new(123)' 
ruby 2.2.2p95 (2015-04-13 revision 50295) [x86_64-linux]
-e:1:in `initialize': Permission denied - bind(2) for nil port 123 (Errno::EACCES)
	from -e:1:in `new'
	from -e:1:in `<main>'
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