assert_has_duplicates

Does the input have duplicates?

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.

Aliases
  • assert_has_duplicates
  • assert_has_no_duplicates
  • has_duplicates
  • has_no_duplicates
Examples
library(assertive.properties) x <- sample(10, 100, replace = TRUE) assert_has_duplicates(x) has_no_duplicates(x)
Documentation reproduced from package assertive.properties, version 0.0-4, License: GPL (>= 3)

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