Validate Dataset Metadata

Checks that an ADaM or SDTM metadata data.frame contains the required columns (dataset, variable) and canonicalizes column names to lowercase.

Usage

validate_metadata(df, kind = c("adam", "sdtm"))

Arguments

df

A data.frame of dataset metadata.

kind

Character; "adam" or "sdtm". Used in error messages only.

Value

A tibble with canonicalized column names.

Examples

meta <- data.frame(DATASET = "ADSL", VARIABLE = "SUBJID", LABEL = "Subject ID")
validate_metadata(meta, kind = "adam")
#> # A tibble: 1 × 6
#>   dataset variable label      type  length format
#>   <chr>   <chr>    <chr>      <chr> <chr>  <chr> 
#> 1 ADSL    SUBJID   Subject ID NA    NA     NA