pub fn and_then<RDF, P, F, O, E>(parser: P, function: F) -> AndThen<P, F>where
RDF: FocusRDF,
P: RDFNodeParse<RDF>,
F: FnMut(P::Output) -> Result<O, E>,
E: Into<RDFParseError>,
pub fn and_then<RDF, P, F, O, E>(parser: P, function: F) -> AndThen<P, F>where
RDF: FocusRDF,
P: RDFNodeParse<RDF>,
F: FnMut(P::Output) -> Result<O, E>,
E: Into<RDFParseError>,