# assertive.types v0.0-1

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## Assertions to Check Types of Variables

A set of predicates and assertions for checking the types of variables. 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.

## Functions in assertive.types

 Name Description assert_is_a_string Is the input of type character? assert_is_date Is the input a date? assert_is_call Is the input a language object? assert_is_array Is the input an array or matrix? assert_is_try_error Is the input a condition? assert_is_data.table Is the input a data.table? assert_is_leaf Is the input a (dendrogram) leaf? assert_all_are_classes Is the input the name of a (formally defined) class? assert_is_S4 Is the input an S4 object? assert_is_relistable Is the input relistable? assert_is_environment Is the input an environment? assert_is_table Is the input a table? assert_is_a_number Is the input numeric? assert_is_a_raw Is the input raw? assert_is_all_of Does x belong to these classes? assert_is_tbl Is the input a tbl? assert_is_inherited_from Does the object inherit from some class? assert_is_mts Is the input a time series? assert_is_raster Is the input a raster? assert_is_a_complex Is the input complex? assert_is_a_bool Is the input logical? assert_is_function Is the input a function? assert_is_an_integer Is the input an integer? assert_is_list Is the input a list? assert_is_factor Is the input a factor? assert_is_qr Is the input a QR decomposition of a matrix? assert_is_data.frame Is the input is a data.frame? No Results!