This is one of the primary workhorse functions behind categoryCompare2.
The primary function of categoryCompare is to enable comparisons
of different enrichment analyses. To facilitate that, we must first
combine one (really, we can do this with a single) or more
enriched_result.
Usage
combine_enrichments(...)
# S4 method for class 'enriched_result'
combine_enrichments(...)
# S4 method for class 'list'
combine_enrichments(...)