List data sets

Search for a datasets from a specific package

str(data(package = "dplyr"))
#> List of 4
#>  $ title  : chr "Data sets"
#>  $ header : NULL
#>  $ results: chr [1:5, 1:4] "dplyr" "dplyr" "dplyr" "dplyr" ...
#>   ..- attr(*, "dimnames")=List of 2
#>   .. ..$ : NULL
#>   .. ..$ : chr [1:4] "Package" "LibPath" "Item" "Title"
#>  $ footer : NULL
#>  - attr(*, "class")= chr "packageIQR"

Search for all available datasets

str(data())
#> List of 4
#>  $ title  : chr "Data sets"
#>  $ header : NULL
#>  $ results: chr [1:104, 1:4] "datasets" "datasets" "datasets" "datasets" ...
#>   ..- attr(*, "dimnames")=List of 2
#>   .. ..$ : NULL
#>   .. ..$ : chr [1:4] "Package" "LibPath" "Item" "Title"
#>  $ footer : chr "Use 'data(package = .packages(all.available = TRUE))'\nto list the data sets in all *available* packages."
#>  - attr(*, "class")= chr "packageIQR"

The issue names no repository file, test, or entry point. Start by locating the existing R-tool behavior related to dataset discovery, then compare it with data(package = "dplyr") and data(); done should define and test the requested dataset-listing behavior.