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Fix Indent.screen_size on jruby

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This commit is contained in:
Conrad Irwin 2012-11-18 01:28:58 -08:00
parent 03bf4d875d
commit 7f4c8316e4
2 changed files with 6 additions and 17 deletions
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12
lib/pry/core_extensions.rb
View file

@ -119,15 +119,3 @@ if [[1, 2]].pretty_inspect == "[1]\n"
end
end
end
if defined?(JRUBY_VERSION) && JRUBY_VERSION == "1.7.0"
require 'io/console'
class IO
def winsize
stty_info = `stty -a`
match = stty_info.match(/(\d+) rows; (\d+) columns/) # BSD version of stty, like the one used in Mac OS X
match ||= stty_info.match(/; rows (\d+); columns (\d+)/) # GNU version of stty, like the one used in Ubuntu
[match[1].to_i, match[2].to_i]
end
end
end

11
lib/pry/indent.rb
View file

@ -410,20 +410,21 @@ class Pry
# If the window size cannot be determined, return nil.
def screen_size
[
# io/console adds a winsize method to IO streams.
$stdout.tty? && $stdout.respond_to?(:winsize) && $stdout.winsize,
# Some readlines also provides get_screen_size.
# Readline comes before IO#winsize because jruby sometimes defaults winsize to [25, 80]
Readline.respond_to?(:get_screen_size) && Readline.get_screen_size,
# io/console adds a winsize method to IO streams.
# rescue nil for jruby 1.7.0 [jruby/jruby#354]
$stdout.tty? && $stdout.respond_to?(:winsize) && ($stdout.winsize rescue nil),
# Otherwise try to use the environment (this may be out of date due
# to window resizing, but it's better than nothing).
[ENV["ROWS"], ENV["COLUMNS"],
[ENV["ROWS"], ENV["COLUMNS"]],
# If the user is running within ansicon, then use the screen size
# that it reports (same caveats apply as with ROWS and COLUMNS)
ENV['ANSICON'] =~ /\((.*)x(.*)\)/ && [$2, $1]
]
].detect do |(_, cols)|
cols.to_i > 0
end