https://www.w3.org/TR/xquery/#id-for-let
A URI used to denote a collation.
A URI used to denote a collation.
https://www.w3.org/TR/xquery-operators/#collations
A source of QNames unique within F[_]
, an implementation must have the
property that, if Applicative[F], then (freshQName |@| freshQName)(_ != _).
XPath [Axes](https://www.w3.org/TR/xquery/#axes) expressions.
XPath [Axes](https://www.w3.org/TR/xquery/#axes) expressions.
TODO: This is incomplete, need to add the rest of the axes/node tests and variants.