debug multimethod

Methods

debug(s:Str) Source: stdlib.ngs:3989
Same as debug('default', s)
debug(facility:Str, s:Str) Source: stdlib.ngs:3997
Debug to standard error. "DEBUG" environment variable must be non-empty string to activate. Otherwise nothing is outputted. TODO: Not output thread ID if there is only one thread. TODO: Timestamps? Timestamps acquiring might not be safe after fork before exec.