checkr (version 0.5.0)

check_unique: Check Unique

Description

Checks whether all elements of an object are unique.

Usage

check_unique(x, x_name = substitute(x), error = TRUE)

Arguments

x

The object to check.

x_name

A string of the name of the object.

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).

See Also

check_vector

Examples

# NOT RUN {
check_unique(2, error = FALSE)
check_unique(c(2,2), error = FALSE)
check_unique(1:2, error = FALSE)
check_unique(character(0), error = FALSE)
check_unique(NULL, error = FALSE)
check_unique(list(), error = FALSE)
# }