Package: assertthat Title: Easy Pre and Post Assertions Version: 0.2.0 Authors@R: person("Hadley", "Wickham", , "hadley@rstudio.com", c("aut", "cre")) Description: assertthat is an extension to stopifnot() that makes it easy to declare the pre and post conditions that you code should satisfy, while also producing friendly error messages so that your users know what they've done wrong. License: GPL-3 Imports: tools Suggests: testthat Collate: 'assert-that.r' 'on-failure.r' 'assertions-file.r' 'assertions-scalar.R' 'assertions.r' 'base.r' 'base-comparison.r' 'base-is.r' 'base-logical.r' 'base-misc.r' 'utils.r' 'validate-that.R' RoxygenNote: 6.0.1 NeedsCompilation: no Packaged: 2017-04-10 19:00:43 UTC; hadley Author: Hadley Wickham [aut, cre] Maintainer: Hadley Wickham Repository: CRAN Date/Publication: 2017-04-11 21:28:45 UTC Built: R 3.5.0; ; 2018-08-29 13:32:17 UTC; unix