assert_that failure for inherits on multiple classes fails

Open MichaelChirico opened this issue 4 years ago • 0 comments

assert_that(inherits(NULL, c("a", "b")))
Error in stop(assertError(attr(res, "msg"))) : bad error message

The issue is here, where what is assumed length-1:

https://github.com/hadley/assertthat/blob/50dc4b0a8a8c91d1ef47366a8f534065c32530ba/R/base-is.r#L45-L49

Dec 23 '21 10:12 MichaelChirico