parseCssColors(): treat incoming NAs as an invalid color specificatio…

…n (instead of throwing with an unintelligible error. Closes #161
rstudio · Dec 2, 2020 · 2f52a8e · 2f52a8e
1 parent 636b95e
commit 2f52a8e
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/R/colors.R b/R/colors.R
@@ -30,6 +30,9 @@
 #' @md
 #' @export
 parseCssColors <- function(str, mustWork = TRUE) {
+  # Logic below assumes
+  str[is.na(str)] <- ""
+
   # Strip insignificant whitespace
   str <- color_strip_ws(str)