Checks if an object inherits from a class.
Usage
check_inherits(x, class, x_name = substitute(x), error = TRUE)
Arguments
- 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.
Value
An invisible copy of x (if it doesn't throw an error).
Examples
check_inherits(list(), "list")
#> Warning: `check_inherits()` was deprecated in checkr 0.5.1.
#> ℹ Please use `chk::chk_is()` instead.
check_inherits(list(), "numeric", error = FALSE)
#> Warning: list() must inherit from class numeric