Merge pull request #31198 from hashicorp/add-format-function-guidance

Add guidance about using the format function
4 years ago · 5bfd746696
parent 41659a776e 6aa960c239
commit 5bfd746696
1 changed files with 1 additions and 1 deletions
--- a/website/docs/language/expressions/custom-conditions.mdx
+++ b/website/docs/language/expressions/custom-conditions.mdx
@ -341,7 +341,7 @@ The selected AMI must be tagged with the Component value "nomad-server".
 ```

 The `error_message` argument can be any expression that evaluates to a string.
-This includes literal strings, heredocs, and template expressions. Multi-line
+This includes literal strings, heredocs, and template expressions. You can use the [`format` function](/language/functions/format) to convert items of `null`, `list`, or `map` types into a formatted string. Multi-line
 error messages are supported, and lines with leading whitespace will not be
 word wrapped.