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module Kernel
# #capture, #silence_stream, and #silence_stderr were removed in rails 5.0,
# but we keep it them here
if method_defined?(:capture)
undef_method :capture
end
def capture(stream)
stream = stream.to_s
captured_stream = Tempfile.new(stream)
stream_io = eval("$#{stream}", binding, __FILE__, __LINE__) # rubocop:disable Security/Eval
origin_stream = stream_io.dup
stream_io.reopen(captured_stream)
yield
stream_io.rewind
captured_stream.read
ensure
captured_stream.unlink
stream_io.reopen(origin_stream)
end
if method_defined?(:silence_stream)
undef_method :silence_stream
end
def silence_stream(stream)
old_stream = stream.dup
stream.reopen(RbConfig::CONFIG['host_os'] =~ /mswin|mingw/ ? 'NUL:' : '/dev/null')
stream.sync = true
yield
ensure
stream.reopen(old_stream)
old_stream.close
end
if method_defined?(:silence_stderr)
undef_method :silence_stderr
end
def silence_stderr
silence_stream($stderr) { yield if block_given? }
end
end
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