has_duplicates: Does the input have duplicates?

In assertive.properties: Assertions to Check Properties of Variables

Does the input have duplicates?

Description

Checks to see if the input has duplicates.

Usage

assert_has_duplicates(x, severity = getOption("assertive.severity", "stop"))

assert_has_no_duplicates(x, severity = getOption("assertive.severity", "stop"))

has_duplicates(x, .xname = get_name_in_parent(x))

has_no_duplicates(x, .xname = get_name_in_parent(x))

Arguments

x	Input to check.
severity	How severe should the consequences of the assertion be? Either "stop", "warning", "message", or "none".
.xname	Not intended to be used directly.

Value

has_duplicates returns TRUE ifanyDuplicated is TRUE. assert_has_duplicates returns nothing but throws an error if has_duplicates is not TRUE. has_no_duplicates is the negation of has_duplicates.

See Also

anyDuplicated.

Examples

x <- sample(10, 100, replace = TRUE)
assert_has_duplicates(x)
has_no_duplicates(x)

assertive.properties documentation built on April 21, 2022, 5:13 p.m.