lib/childprocess/unix/io.rb
module ChildProcess
module Unix
class IO < AbstractIO
private
def check_type(io)
unless io.respond_to? :to_io
raise ArgumentError, "expected #{io.inspect} to respond to :to_io"
end
result = io.to_io
unless result && result.kind_of?(::IO)
raise TypeError, "expected IO, got #{result.inspect}:#{result.class}"
end
end
end # IO
end # Unix
end # ChildProcess