REDCap_split            Split REDCap repeating instruments table into
                        multiple tables
all_na                  Check if vector is all NA
apply_factor_labels     Preserve all factor levels from REDCap data
                        dictionary in data export
apply_field_label       Apply REDCap filed labels to data frame
as_factor               Convert labelled vectors to factors while
                        preserving attributes
as_logical              Interpret specific binary values as logicals
case_match_regex_list   List-base regex case_when
cast_data_overview      Overview of REDCapCAST data for shiny
cast_meta_overview      Overview of REDCapCAST meta data for shiny
char2choice             Simple function to generate REDCap choices from
                        character vector
char2cond               Simple function to generate REDCap branching
                        logic from character vector
clean_field_label       Very simple function to remove rich text
                        formatting from field label and save the first
                        paragraph ('<p>...</p>').
clean_redcap_name       clean_redcap_name
compact_vec             Compacting a vector of any length with or
                        without names
create_html_table       Create two-column HTML table for data piping in
                        REDCap instruments
create_instrument_meta
                        DEPRECATED Create zips file with necessary
                        content based on data set
cut_string_length       Cut string to desired length
d2w                     Convert single digits to words
doc2dd                  Doc table to data dictionary - EARLY, DOCS
                        MISSING
ds2dd                   (DEPRECATED) Data set to data dictionary
                        function
ds2dd_detailed          Extract data from stata file for data
                        dictionary
easy_redcap             Secure API key storage and data acquisition in
                        one
export_redcap_instrument
                        Creates zip-file with necessary content to
                        manually add instrument to database
fct2num                 Allows conversion of factor to numeric values
                        preserving original levels
fct_drop                Drop unused levels preserving label data
file_extension          DEPRECATED Helper to import files correctly
focused_metadata        focused_metadata
format_redcap_factor    Converts REDCap choices to factor levels and
                        stores in labels attribute
format_subheader        Sub-header formatting wrapper
get_api_key             Retrieve project API key if stored, if not, set
                        and retrieve
get_attr                Extract attribute. Returns NA if none
get_id_name             Get the id name
guess_time_only         Guess time variables based on naming pattern
guess_time_only_filter
                        Try at determining which are true time only
                        variables
haven_all_levels        Finish incomplete haven attributes substituting
                        missings with values
hms2character           Change "hms" to "character" for REDCap upload.
html_tag_wrap           Simple html tag wrapping for REDCap text
                        formatting
is.labelled             Tests for multiple label classes
is_missing              Multi missing check
is_repeated_longitudinal
                        Test if repeatable or longitudinal
mark_complete           Completion marking based on completed upload
match_fields_to_form    Match fields to forms
mtcars_redcap           mtcars dataset slightly modified to use for
                        Shiny app upload demonstration
named_levels            Get named vector of factor levels and values
nav_bar_page            Nav_bar defining function for shiny ui
numchar2fct             Applying var2fct across data set
parse_data              Helper to auto-parse un-formatted data with
                        haven and readr
possibly_numeric        Tests if vector can be interpreted as numeric
                        without introducing NAs by coercion
possibly_roman          Test if vector can be interpreted as roman
                        numerals
process_user_input      User input processing
process_user_input.character
                        User input processing character
process_user_input.data.frame
                        User input processing data.frame
process_user_input.default
                        User input processing default
process_user_input.response
                        User input processing response
read_input              Flexible file import based on extension
read_redcap_instrument
                        Convenience function to download complete
                        instrument, using token storage in keyring.
read_redcap_tables      Download REDCap data
redcap_wider            Transforms list of REDCap data.frames to a
                        single wide data.frame
redcapcast_data         Data set for demonstration
redcapcast_meta         REDCap metadata from data base
replace_curly_quote     Replace curly apostrophes and quotes from word
sanitize_split          Sanitize list of data frames
set_attr                Set attributes for named attribute. Appends if
                        attr is NULL
shiny_cast              Launch the included Shiny-app for database
                        casting and upload
split_non_repeating_forms
                        Split a data frame into separate tables for
                        each form
strsplitx               Extended string splitting
suffix2label            Transfer variable name suffix to label in
                        widened data
time_only_correction    Correction based on time_only_filter function
var2fct                 Convert vector to factor based on threshold of
                        number of unique levels
vec2choice              Named vector to REDCap choices ('wrapping
                        compact_vec()')
