is_class {tatoo}

Check if object is of a certain class

Description

These functions are designed to be used in combination with the assertthat package

Usage

is_class(dat, class)

assert_class(dat, class)

dat %assert_class% class

Arguments

dat

any R object

class

the class to be checked for

Details

'is_class returns()' 'TRUE'/'FALSE'. It comes with a on_failure function and is designed to be used in conjunction with the assertthat package. 'assert_class()' and its infix version

Value

'is_class()' returns 'TRUE'/'FALSE', 'assert_class()' returns 'TRUE' or fails with an error message.