• assert_missing() and assert_infinite() check if an object contains any missing (NA, NaN) or infinite (Inf) value.

  • assert_unique() checks if an object contains duplicated elements.``

assert_missing(x)

assert_infinite(x)

assert_unique(x, expected)

Arguments

x

An object to be checked.

expected

An appropriate expected value.

Value

Throws an error, if any, and returns x invisibly otherwise.

See also

Author

N. Frerebeau