attempt                 Attempt
attempt-package         attempt package
discretly               discretly
if_all                  Test for all, any or none
if_then                 If this, then that
is_try_error            Is the element of class "try-error"?
on_error                Add a function to be run on error
silent_attempt          Silently attempt
silently                Silently
stop_if                 Warn if
surely                  surely
try_catch               Try Catch
with_message            Manipulate messages and warnings
