End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →
class method
IO.default_console_size
default_console_size
ext/io/console/lib/console/size.rb
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# File tmp/rubies/ruby-3.0.5/ext/io/console/lib/console/size.rb, line 3
def IO.default_console_size
[
ENV["LINES"].to_i.nonzero? || 25,
ENV["COLUMNS"].to_i.nonzero? || 80,
]
end
fallback to console window size