docs: document only the IDS theme, drop stock reveal.js themes
Change-Id: I379e9fc0b46a42841eef96f17536b4c498334323
diff --git a/R/revealjs_presentation.R b/R/revealjs_presentation.R
index fa31dca..ec8a814 100644
--- a/R/revealjs_presentation.R
+++ b/R/revealjs_presentation.R
@@ -169,11 +169,8 @@
#' produced, with level 1 headers building horizontally and level 2 headers
#' building vertically. It is not recommended that you use deeper nesting of
#' section levels with reveal.js.
-#' @param theme Visual theme. Defaults to the dedicated IDS corporate design
-#' theme ("ids"), which is the raison d'être of this package; the stock
-#' reveal.js themes are available as rarely used alternatives:
-#' `r knitr::combine_words(setdiff(revealjs_themes(), c("default", "ids")), before = '"', and = " or ")`
-#' ("dark" is an alias for "black").
+#' @param theme Visual theme. The dedicated IDS corporate design theme
+#' ("ids") is the default and the only supported theme.
#' @param transition Slide transition (
#' `r (trans <- knitr::combine_words(setdiff(revealjs_transitions(), "default"), before = '"', and = " or "))`
#' )