Make.Smodule Builder : Transept_specs.Stream.BUILDERval build : 'a Builder.tBuild a fresh Stream using the parametric parser and a stream.
val position : 'a t -> intProvides the current absolute position in the stream. This reflect the number of read elements from the stream.
val is_empty : 'a t -> boolPredicate checking is the stream has at least one element or not.