for simple try catch, the expression to be evaluated
.e
a one side formula or a function evaluated when an error occurs
.w
a one side formula or a function evaluated when a warning occurs
.f
a one side formula or an expression evaluated before returning or exiting
l
for map_* function, a list of arguments
fun
for map_* function, a function to try with the list l
Details
try_catch handles errors and warnings the way you specify. try_catch_df
returns a tibble with the call, the error message if any, the warning message if
any, and the value of the evaluated expression.