is_eq : _NightlyTag
NightlyTag :: # (opaque)The tag of a roc-lang/nightlies release, such as
"nightly-2026-10-04-130536d", checked at compile time:
nightly-YYYY-MM-DD-<commit>, the commit 7 to 40 lowercase hex digits.
from_quote : Str -> Try(NightlyTag, [BadQuotedBytes(Str)])