# Utility Functions and Development Tools for the Admiral Package Family

## Documentation for package ‘admiraldev’ version 1.1.0

- DESCRIPTION file.
- User guides, package vignettes and other documentation.
- Package NEWS.

## Help Pages

%notin% | Negated Value Matching
%or% | Or
add_suffix_to_vars | Add a Suffix to Variables in a List of Expressions
anti_join | Join Functions
arg_name | Extract Argument Name from an Expression
assert_atomic_vector | Is an Argument an Atomic Vector?
assert_character_scalar | Is an Argument a Character Scalar (String)?
assert_character_vector | Is an Argument a Character Vector?
assert_data_frame | Is an Argument a Data Frame?
assert_date_var | Is a Variable in a Dataset a Date or Datetime Variable?
assert_date_vector | Is an object a date or datetime vector?
assert_expr | Assert Argument is an Expression
assert_expr_list | Is an Argument a List of Expressions?
assert_filter_cond | Is an Argument a Filter Condition?
assert_function | Is Argument a Function?
assert_function_param | Assert Argument is a Parameter of a Function
assert_has_variables | Does a Dataset Contain All Required Variables?
assert_integer_scalar | Is an Argument an Integer Scalar?
assert_list_element | Is an Element of a List of Lists/Classes Fulfilling a Condition?
assert_list_of | Is an Argument a List of Objects of a Specific S3 Class or Type?
assert_logical_scalar | Is an Argument a Logical Scalar (Boolean)?
assert_named | Assert Argument is a Named List or Vector
assert_named_exprs | Assert Argument is a Named List of Expressions
assert_numeric_vector | Is an Argument a Numeric Vector?
assert_one_to_one | Is There a One to One Mapping between Variables?
assert_param_does_not_exist | Asserts That a Parameter Does Not Exist in the Dataset
assert_s3_class | Is an Argument an Object of a Specific S3 Class?
assert_same_type | Are All Argument of the Same Type?
assert_symbol | Is an Argument a Symbol?
assert_unit | Asserts That a Parameter is Provided in the Expected Unit
assert_vars | Is an Argument a List of Variables?
assert_varval_list | Is an Argument a Variable-Value List?
backquote | Wrap a String in Backquotes
contains_vars | check that argument contains valid variable(s) created with 'exprs()' or Source Variables from a List of Expressions
convert_dtm_to_dtc | Helper Function to Convert Date (or Date-time) Objects to Characters of dtc Format (-DTC type of variable)
dataset_vignette | Output a Dataset in a Vignette in the admiral Format
dquote | Wrap a String in Double Quotes
enumerate | Enumerate Multiple Elements
expect_dfs_equal | Expectation: Are Two Datasets Equal?
expr_c | Concatenate One or More Expressions
extract_vars | Extract All Symbols from a List of Expressions
filter_if | Optional Filter
friendly_type_of | Return English-friendly messaging for object-types
get_constant_vars | Get Constant Variables
get_dataset | Retrieve a Dataset from the 'admiraldev_environment' environment
get_duplicates | Get Duplicates From a Vector
get_new_tmp_var | Get a New Temporary Variable Name for a Dataset
get_source_vars | Get Source Variables from a List of Expressions
inner_join | Join Functions
is_auto | Checks if the argument equals the auto keyword
is_order_vars | Is order vars?
is_valid_dtc | Is this string a valid DTC
left_join | Join Functions
process_set_values_to | Process 'set_values_to' Argument
remove_tmp_vars | Remove All Temporary Variables Created Within the Current Function Environment
replace_symbol_in_expr | Replace Symbols in an Expression
replace_values_by_names | Replace Expression Value with Name
squote | Wrap a String in Single Quotes
suppress_warning | Suppress Specific Warnings
valid_time_units | Valid Time Units
vars2chr | Turn a List of Expressions into a Character Vector
warn_if_incomplete_dtc | Warn if incomplete dtc
warn_if_inconsistent_list | Warn If Two Lists are Inconsistent
warn_if_invalid_dtc | Warn If a Vector Contains Unknown Datetime Format
warn_if_vars_exist | Warn If a Variable Already Exists
what_is_it | What Kind of Object is This?