type.of_type {interfacer} | R Documentation |
Check for a given class
Description
Any values of the wrong class will cause failure of validation. This is
particularly useful for custom vectors of for list types (e.g. list(of_type(lm))
)
Usage
type.of_type(type, .not_null = FALSE)
Arguments
type |
the class of the type we are checking as a symbol |
.not_null |
are NULL values allowed (for list column entries only) |
Value
a function that can check the input is of the correct type.
[Package interfacer version 0.3.3 Index]