%has_args%	has_args
%has_attr%	has_attr
%has_name%	has_attr
are_equal	are_equal
assertions-file	assertions-file
assert_that	assert_that
has_args	has_args
has_attr	has_attr
has_extension	assertions-file
has_name	has_attr
is.count	scalar
is.date	assert-is
is.dir	assertions-file
is.error	assert-is
is.flag	scalar
is.number	scalar
is.readable	assertions-file
is.scalar	scalar
is.string	scalar
is.time	assert-is
is.writeable	assertions-file
noNA	noNA
not_empty	not_empty
on_failure	on_failure
on_failure<-	on_failure
see_if	assert_that
validate_that	validate_that