On Fri, Nov 6, 2015 at 12:44 PM, Marco Massenzio <ma...@mesosphere.io> wrote: > I may be wrong here, but adding (filename, line_nr) to the Error() object > is performance-impact and may need to be disabled in Production > environments
I don't think that will be the case: passing __FILE__ and __LINE__ just means passing two additional (constant-valued) parameters to a function call, so the performance impact should be very modest. Neil