Bug #4024: IO#readlines(0) never return

• Status: Closed
• Assignee: -
• Target version: -
• ruby -v: ruby 1.9.3dev (2010-11-04 trunk 29690) [x86_64-darwin10.4.0]

[nagachika (Tomoyuki Chikanaga)]

=begin
1.9.2 および trunk で IO#readlines の引数に 0 を渡すと無限ループ状態になり処理がかえってこなくなります。
IO#each_line も同様に "" を yield し続けます。
(via http://twitter.com/#!/watson1978/status/29656929210)

readlines/each_line で limit に 0 が渡された時は例外にするのが良いのではないでしょうか。
パッチを添付します。
=end

[nobu (Nobuyoshi Nakada)]

• Status changed from Open to Closed
• % Done changed from 0 to 100

=begin
This issue was solved with changeset r29694.
Tomoyuki, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.

=end

[mame (Yusuke Endoh)]

• Related to Bug #18767: IO.foreach hangs up when passes limit=0 added