Github user felixcheung commented on a diff in the pull request:
https://github.com/apache/spark/pull/15239#discussion_r80841143
--- Diff: R/pkg/R/utils.R ---
@@ -334,6 +334,27 @@ varargsToEnv <- function(...) {
env
}
+# Utility function to capture the varargs into environment object but all
values are converted
+# into string.
+varargsToStrEnv <- function(...) {
+ pairs <- list(...)
+ env <- new.env()
+ for (name in names(pairs)) {
+ value <- pairs[[name]]
+ if (!(is.logical(value) || is.numeric(value) || is.character(value) ||
is.null(value))) {
+ stop("value[", value, "] in key[", name, "] is not convertable to
string.")
--- End diff --
I think "... logical, character, numeric and NULL" as these are the R names.
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