get grouping data

retrieve grouping information from a SummarizedExperiment object. This is stored within the metadata() of the object.

Usage

# S3 method for class 'SummarizedExperiment'
group_data(.data)

Arguments

.data

an object

Value

list of groupings for an SummarizedExperiment

Examples

group_by(se_simple, rows(direction), cols(condition)) |> group_data()
#> $row_groups
#> # A tibble: 2 × 3
#>   direction .indices  .indices_group_id
#>   <chr>     <list>                <int>
#> 1 -         <int [2]>                 1
#> 2 +         <int [3]>                 2
#> 
#> $col_groups
#> # A tibble: 2 × 3
#>   condition .indices  .indices_group_id
#>   <chr>     <list>                <int>
#> 1 cntrl     <int [2]>                 1
#> 2 drug      <int [2]>                 2
#> 
#> attr(,"class")
#> [1] "biocmask_groups"
#> attr(,"type")
#> [1] "rowcol"