DIM                     Get the dimensions of an object
are_identical           Are the inputs identical
are_same_length         Are the inputs the same length
as.character.file       Convert file connections to strings
assert_all_are_cas_numbers
                        Does the character vector contain CAS registry
                        numbers?
assert_all_are_classes
                        Is the input the name of a (formally defined)
                        class?
assert_all_are_credit_card_numbers
                        Does the character vector contain credit card
                        numbers?
assert_all_are_date_strings
                        Does the character vector contain dates?
assert_all_are_dirs     Is the path a directory? Checks to see if the
                        input path is a directory.
assert_all_are_divisible_by
                        Is the input divisible by a number?
assert_all_are_email_addresses
                        Does the character vector contain email
                        addresses?
assert_all_are_empty_files
                        Is a file empty?
assert_all_are_executable_files
                        Is the file accessible?
assert_all_are_existing
                        Does the variable exist?
assert_all_are_existing_files
                        Does the file exist?
assert_all_are_false    Is the input TRUE?
assert_all_are_finite   Are the inputs (in)finite?
assert_all_are_hex_colors
                        Does the character vector contain hex colors?
assert_all_are_imaginary
                        Is the input real/imaginary?
assert_all_are_in_closed_range
                        Is the input in range?
assert_all_are_in_future
                        Is the input in the past/future?
assert_all_are_ip_addresses
                        Does the character vector contain IP addresses?
assert_all_are_isbn_codes
                        Does the character vector contain ISBN book
                        codes?
assert_all_are_libraries
                        Is the directory a known R library?
assert_all_are_nan      Is the input (not) NaN?
assert_all_are_not_na   Is the input present/missing?
assert_all_are_on_os_path
                        Is the path on the OS path?
assert_all_are_single_characters
                        Is the input a single character?
assert_all_are_uk_car_licences
                        Is the string a valid UK car licence plate
                        number?
assert_all_are_uk_national_insurance_numbers
                        Is the string a valid UK national insurance
                        number?
assert_all_are_uk_postcodes
                        Is the string a valid UK postcode?
assert_all_are_uk_telephone_numbers
                        Is the string a valid UK telephone number?
assert_all_are_us_telephone_numbers
                        Is the string a valid US telephone number?
assert_all_are_us_zip_codes
                        Is the string a valid US zip code?
assert_all_are_valid_variable_names
                        Is the string a valid variable name?
assert_all_numbers_are_whole_numbers
                        Is the input a whole number?
assert_engine           Throws an error if a condition isn't met.
assert_has_all_attributes
                        Does the input have the specified attributes?
assert_has_colnames     Does the input have names?
assert_has_cols         Does the input have rows/columns?
assert_has_dims         Does the input have dimensions?
assert_has_duplicates   Does the input have duplicates?
assert_has_elements     Is the input empty/scalar?
assert_has_terms        Does the input have terms?
assert_is_64_bit_os     What OS is running?
assert_is_S4            Is the input an S4 object?
assert_is_a_bool        Is the input logical?
assert_is_a_complex     Is the input complex?
assert_is_a_non_empty_string
                        Is the input of type character?
assert_is_a_number      Is the input numeric?
assert_is_a_raw         Is the input raw?
assert_is_all_of        Alternative version of is.
assert_is_an_integer    Is the input an integer?
assert_is_architect     Are you running R?
assert_is_array         Is the input an array or matrix?
assert_is_atomic        Is the input atomic/recursive/vector?
assert_is_batch_mode    How is R running?
assert_is_bzfile_connection
                        Is the input a connection?
assert_is_call          Is the input a language object?
assert_is_comma_for_decimal_point
                        What does the current locale specify for the
                        decimal point?
assert_is_data.frame    Checks to see if the input is a data.frame.
assert_is_debugged      Is the input function being debugged?
assert_is_empty_model   Is the input the empty model?
assert_is_environment   Is the input an environment?
assert_is_factor        Is the input an factor?
assert_is_function      Is the input a function?
assert_is_inherited_from
                        Does the object inherit from some class?
assert_is_leaf          Is the input a (dendrogram) leaf?
assert_is_list          Is the input a list?
assert_is_loaded        Is the input DLL loaded?
assert_is_mts           Is the input a time series?
assert_is_not_null      Is the input (not) null?
assert_is_qr            Is the input a QR decomposition of a matrix?
assert_is_raster        Is the input a raster?
assert_is_set_equal     Set comparisons
assert_is_symmetric_matrix
                        Is the input a symmetric matrix?
assert_is_table         Is the input a table?
assert_is_unsorted      Is the input unsorted?
assert_r_can_build_translations
                        Can R find tools for building translations?
assert_r_can_compile_code
                        Can R find tools for compiling code?
assert_r_has_jpeg_capability
                        Does R have a capability?
assertive               Readable check functions to ensure code
                        integrity.
bapply                  Wrapper to vapply that returns booleans.
call_and_name           Call a function, and give the result names.
cause                   Get or set the '"cause"' attribute.
character_to_list_of_integer_vectors
                        Convert a character vector to a list of integer
                        vectors.
coerce_to               Coerce variable to a different class.
create_regex            Create a regex from components.
d                       Create regex for repeated digits
dont_stop               Run code without stopping
false                   FALSE, with a cause of failure.
get_name_in_parent      Get the name of a variable in the parent frame.
has_any_attributes      Does the input have any attributes?
has_arg                 Does the current call have an argument?
is_error_free           Does the code run without throwing an error?
is_honorific            Is the string an honorific?
is_relistable           Is the input relistable?
is_valid_r_code         Is the input valid R code?
locale_categories       Allowed locale categories.
matches_regex           Does the input match the regular expression?
merge.list              Merge two lists
merge_dots_with_list    Merge ellipsis args with a list.
modal_value             The most common value in a vector.
n_elements              Get the number of elements
na                      NA, with a cause of failure.
parenthesize            Wrap a string in brackets
print_and_capture       Print a variable and capture the output
recycle                 Recycle arguments
set_cause               Set a cause and return the input
strip_attributes        Strip all attributes from a variable.
strip_invalid_chars     Removes invalid characters from a string.
sys_get_locale          Get or set the system locale
truncate                Truncate a string
use_first               Only use the first element of a vector.
warn_about_file.access_under_windows
                        Warn about file.access under Windows
