Sha256: a5121225c0cac8a5cd19ca987c031104e5650afd3f0ea1d3e69b603add6d9003
Contents?: true
Size: 555 Bytes
Versions: 16
Compression:
Stored size: 555 Bytes
Contents
module InSubProcess
# Useful as a way to isolate a global change to a subprocess.
def in_sub_process
readme, writeme = IO.pipe
pid = Process.fork do
value = nil
begin
yield
rescue => e
value = e
end
writeme.write Marshal.dump(value)
readme.close
writeme.close
exit! # prevent at_exit hooks from running (e.g. minitest)
end
writeme.close
Process.waitpid(pid)
if exception = Marshal.load(readme.read)
raise exception
end
readme.close
end
end
Version data entries
16 entries across 16 versions & 6 rubygems