are_chr_ish             Check if an object can be safely coerced to
                        character
are_dbl_ish             Check if an object can be safely coerced to
                        double
are_fct_ish             Check if an object can be safely coerced to a
                        factor
are_fn_ish              Check if an object can be safely coerced to a
                        function
are_int_ish             Check if an object can be safely coerced to
                        integer
are_lgl_ish             Check if an object can be safely coerced to
                        logical
expect_pkg_error_classes
                        Test package error classes
expect_pkg_error_snapshot
                        Snapshot-test a package error
expect_pkg_message_classes
                        Test package message classes
expect_pkg_message_snapshot
                        Snapshot-test a package message
expect_pkg_warning_classes
                        Test package warning classes
expect_pkg_warning_snapshot
                        Snapshot-test a package warning
object_type             Identify the class, type, etc of an object
pkg_abort               Signal an error with standards applied
pkg_inform              Signal a message with standards applied
pkg_warn                Signal a warning with standards applied
regex_must_match        Create a regex matching rule
specify_chr             Create a specified character stabilizer
                        function
specify_dbl             Create a specified double stabilizer function
specify_df              Create a specified data frame stabilizer
                        function
specify_fct             Create a specified factor stabilizer function
specify_int             Create a specified integer stabilizer function
specify_lgl             Create a specified logical stabilizer function
specify_lst             Create a specified list stabilizer function
stabilize_arg           Ensure an argument meets expectations
stabilize_chr           Ensure a character argument meets expectations
stabilize_dbl           Ensure a double argument meets expectations
stabilize_df            Ensure a data frame argument meets expectations
stabilize_fct           Ensure a factor argument meets expectations
stabilize_int           Ensure an integer argument meets expectations
stabilize_lgl           Ensure a logical argument meets expectations
stabilize_lst           Ensure a list argument meets expectations
stabilize_present       Require a value to be non-NULL
to                      Convert a value to a target type
to_df                   Ensure a data frame argument meets expectations
to_fn                   Coerce to a function
to_lst                  Ensure a list argument meets expectations
