choreL fix triple construction error

lib/oxrdf/src/cast_error.rs

@@ -22,6 +22,7 @@ impl From<TryFromTermError> for Term {
 pub struct TripleConstructionError {
     pub(crate) subject: Result<Subject, TryFromTermError>,
     pub(crate) predicate: Result<NamedNode, TryFromTermError>,
+    #[allow(dead_code)]
     pub(crate) object: Term,
 }
 
@@ -31,7 +32,7 @@ impl fmt::Display for TripleConstructionError {
             (Some(e), Some(e2)) => write!(f, "subject: [{}], predicate: [{}]", e, e2),
             (Some(e), _) => write!(f, "subject: [{}]", e),
             (_, Some(e)) => write!(f, "predicate: [{}]", e),
-            _ => write!(f, "object: {}", self.object),
+            _ => write!(f, "No Errors"),
         }
     }
 }

lib/oxrdf/src/lib.rs

@@ -17,7 +17,7 @@ mod variable;
 pub mod vocab;
 
 pub use crate::blank_node::{BlankNode, BlankNodeIdParseError, BlankNodeRef};
-pub use crate::cast_error::TryFromTermError;
+pub use crate::cast_error::{TryFromTermError, TripleConstructionError};
 pub use crate::dataset::Dataset;
 pub use crate::graph::Graph;
 pub use crate::literal::{Literal, LiteralRef};