/usr/lib/ruby/vendor_ruby/em-synchrony/keyboard.rb is in ruby-em-synchrony 1.0.5-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | module EventMachine
module Synchrony
class Keyboard
attr_reader :current_fiber, :separator
def gets
@current_fiber = Fiber.current
EM.open_keyboard(EventMachine::Synchrony::KeyboardHandler, self)
Fiber.yield
end
end
class KeyboardHandler < EM::Connection
include EM::Protocols::LineText2
def initialize(keyboard)
@keyboard = keyboard
end
def receive_line(line)
# Simulate gets by adding a trailing line feed
@input = "#{line}#{$/}"
close_connection
end
def unbind
@keyboard.current_fiber.resume @input
end
end
end
end
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