see: https://github.com/timberio/vector/pull/6353#discussion_r570796597 Given this VRL program: ```rust foo = [{ "foo": to_string!(1) }] bar = foo[0].foo upcase(bar) ``` This should be an infallible program, as we know the variable `bar` always resolves to a string.
see: #6353 (comment)
Given this VRL program:
This should be an infallible program, as we know the variable
baralways resolves to a string.