log_ {simmer} | R Documentation |
Activities for displaying messages preceded by the simulation time and the name of the arrival, and for setting conditional breakpoints.
log_(.trj, message, level = 0) stop_if(.trj, condition)
.trj |
the trajectory object. |
message |
the message to display, accepts either a string or a callable object (a function) which must return a string. |
level |
debugging level. The |
condition |
a boolean or a function returning a boolean. |
Returns the trajectory object.
## log levels traj <- trajectory() %>% log_("this is always printed") %>% # level = 0 by default log_("this is printed if `log_level>=1`", level = 1) %>% log_("this is printed if `log_level>=2`", level = 2) simmer() %>% add_generator("dummy", traj, at(0)) %>% run() %>% invisible simmer(log_level = 1) %>% add_generator("dummy", traj, at(0)) %>% run() %>% invisible simmer(log_level = Inf) %>% add_generator("dummy", traj, at(0)) %>% run() %>% invisible