check_inherits | R Documentation |
Checks if an object inherits from a class.
check_inherits(x, class, x_name = substitute(x), error = TRUE)
x |
The object to check. |
class |
A string of the class x should inherit from. |
x_name |
A string of the name of the object x. |
error |
A flag indicating whether to throw an informative error or immediately generate an informative message if the check fails. |
An invisible copy of x (if it doesn't throw an error).
check_classes()
check_inherits(list(), "list")
check_inherits(list(), "numeric", error = FALSE)
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