A set of predicates and assertions for checking the properties of files and connections. This is mainly for use by other package developers who want to include run-time testing features in their own packages. End-users will usually want to use assertive directly.
|Author||Richard Cotton [aut, cre]|
|Date of publication||2016-05-10 10:30:32|
|Maintainer||Richard Cotton <email@example.com>|
|License||GPL (>= 3)|
as.character.file: Convert file connections to strings
is_connection: Is the input a connection?
is_dir: Is the path a directory? Checks to see if the input path is a...
is_empty_file: Is a file too big or small?
is_executable_file: Is the file accessible?
is_existing_file: Does the file exist?
is_library: Is the directory a known R library?