assert-is: Missing is functions.

In assertthat: Easy Pre and Post Assertions

Description

Missing is functions.

Usage

is.error(x)

is.time(x)

is.date(x)

Arguments

x	object to test

See Also

Other assertions: are_equal, is.scalar, noNA, not_empty

Examples

a <- Sys.time()
is.time(a)
b <- Sys.Date()
is.date(b)
c <- try(stop("!!"))
is.error(c)

assertthat documentation built on May 1, 2019, 10:25 p.m.