Stop if not an antsImage object

error_not_antsImage(x, argname = "")

Arguments

x

object to test

argname

Name of argument to say was not an antsImage

Value

Invisible NULL

Examples

img = antsImageRead(getANTsRData('r16'), 2) error_not_antsImage(img) testthat::expect_error(error_not_antsImage(as.array(img)))