Update sum.mdx docs

Explain edge case with empty list
3 years ago · da2b1e03de
parent 87ed762619
commit da2b1e03de
1 changed files with 2 additions and 0 deletions
--- a/website/docs/language/functions/sum.mdx
+++ b/website/docs/language/functions/sum.mdx
@ -9,6 +9,8 @@ description: |-

 `sum` takes a list or set of numbers and returns the sum of those numbers.

+`sum` will fail if given an empty list or set.
+
 ## Examples

 ```