Show DUA crosswalk options

Once the DUA crosswalk has been loaded, show the available restriction levels with associated data element names.

see_dua_options(level = NULL, sort_vars = TRUE, ...)

Arguments

level	String name or vector of string names of levels to show.
sort_vars	Sort variables alphabetically when printing restrictions; if FALSE, prints in the order saved in the crosswalk file
...	For debugging.

Examples

## --------------
## Setup
## --------------
## set DUA crosswalk
dua_cw <- system.file('extdata', 'dua_cw.csv', package = 'duawranglr')
set_dua_cw(dua_cw)
#> -- duawranglr note -------------------------------------------------------------
#> DUA crosswalk has been set!
## --------------

## see level i options
see_dua_options(level = 'level_i')
#> --------------------------------------------------------------------------------
#> LEVEL NAME: level_i
#> --------------------------------------------------------------------------------
#> 
#> RESTRICTED VARIABLE NAMES:
#>  - dob
#>  - gender
#>  - raceeth
#>  - sid
#>  - sname
#>  - tid
#>  - tname
#>  - zip
#>  
#> --------------------------------------------------------------------------------

## compare two levels of options
see_dua_options(level = c('level_i','level_ii'))
#> --------------------------------------------------------------------------------
#> LEVEL NAME: level_i
#> --------------------------------------------------------------------------------
#> 
#> RESTRICTED VARIABLE NAMES:
#>  - dob
#>  - gender
#>  - raceeth
#>  - sid
#>  - sname
#>  - tid
#>  - tname
#>  - zip
#>  
#> --------------------------------------------------------------------------------
#> LEVEL NAME: level_ii
#> --------------------------------------------------------------------------------
#> 
#> RESTRICTED VARIABLE NAMES:
#>  - dob
#>  - sid
#>  - sname
#>  - tname
#>  - zip
#>  
#> --------------------------------------------------------------------------------

## show all option levels
see_dua_options()
#> --------------------------------------------------------------------------------
#> LEVEL NAME: level_i
#> --------------------------------------------------------------------------------
#> 
#> RESTRICTED VARIABLE NAMES:
#>  - dob
#>  - gender
#>  - raceeth
#>  - sid
#>  - sname
#>  - tid
#>  - tname
#>  - zip
#>  
#> --------------------------------------------------------------------------------
#> LEVEL NAME: level_ii
#> --------------------------------------------------------------------------------
#> 
#> RESTRICTED VARIABLE NAMES:
#>  - dob
#>  - sid
#>  - sname
#>  - tname
#>  - zip
#>  
#> --------------------------------------------------------------------------------
#> LEVEL NAME: level_iii
#> --------------------------------------------------------------------------------
#> 
#> RESTRICTED VARIABLE NAMES:
#>  - sid
#>  - sname
#>  - tname
#>  
#> --------------------------------------------------------------------------------