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* ext/io/console/lib/console/size.rb (IO#console_size): new

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method.  (EXPERIMENTAL)

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31628 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2011-05-18 13:45:29 +00:00
parent 52f5f410e4
commit aef01ee789
2 changed files with 25 additions and 0 deletions
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ChangeLog
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@ -1,3 +1,8 @@
Wed May 18 22:45:26 2011 Nobuyoshi Nakada <nobu@ruby-lang.org>
* ext/io/console/lib/console/size.rb (IO#console_size): new
method. (EXPERIMENTAL)
Wed May 18 22:41:51 2011 Nobuyoshi Nakada <nobu@ruby-lang.org>
* internal.h: add for internal use only.

20
ext/io/console/lib/console/size.rb Normal file
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def IO.default_console_size
[
ENV["LINES"].to_i.nonzero? || 25,
ENV["COLUMNS"].to_i.nonzero? || 80,
]
end
begin
require 'io/console'
rescue LoadError
class IO
alias console_size default_console_size
end
else
def IO.console_size
console.winsize
rescue NoMethodError
default_console_size
end
end