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`console_size` is not a instance method but a class method. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59944 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
23 lines
431 B
Ruby
23 lines
431 B
Ruby
# frozen_string_literal: false
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# fallback to console window size
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def IO.default_console_size
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[
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ENV["LINES"].to_i.nonzero? || 25,
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ENV["COLUMNS"].to_i.nonzero? || 80,
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]
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end
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begin
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require 'io/console'
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rescue LoadError
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class << IO
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alias console_size default_console_size
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end
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else
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# returns console window size
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def IO.console_size
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console.winsize
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rescue NoMethodError
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default_console_size
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end
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end
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