message: Mark value_to_datatype() as pub
diff: @@ -183,7 +183,7 @@ macro_rules! be_le {
  ($be:expr, $le:expr) => (h5try_s!(H5Tcopy(*$le)))
  }
  -fn value_type_to_datatype(value_type: &ValueType) -> Result<Datatype> {
  +pub fn value_type_to_datatype(value_type: &ValueType) -> Result<Datatype> {
  use types::ValueType::*;
  let datatype_id: Result<_> = h5lock!({
  