Add guidance about using the format function

This commit is contained in:
Laura Pacilio 2022-06-07 16:44:25 -04:00
parent 41659a776e
commit 9b57fc2964

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@ -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 `null` and items from a `list` or `map` into a formatted string. Multi-line
error messages are supported, and lines with leading whitespace will not be
word wrapped.