Rename files

Author: mapleFU

src/iceberg/CMakeLists.txt

@@ -21,10 +21,10 @@ set(ICEBERG_SOURCES
     arrow_c_data_internal.cc
     catalog/in_memory_catalog.cc
     demo.cc
-    datum.cc
     expression/expression.cc
     file_reader.cc
     json_internal.cc
+    literal.cc
     manifest_entry.cc
     manifest_list.cc
     metadata_columns.cc

src/iceberg/datum.cc renamed to src/iceberg/literal.cc

@@ -17,7 +17,7 @@
  * under the License.
  */
 
-#include "iceberg/datum.h"
+#include "iceberg/literal.h"
 
 #include <sstream>
 
@@ -187,8 +187,8 @@ Result<PrimitiveLiteral> PrimitiveLiteral::CastFromDouble(TypeId target_type_id)
       return PrimitiveLiteral::Float(static_cast<float>(double_val));
     }
     default:
-      return NotImplemented("Cast from Double to {} is not implemented",
-                            static_cast<int>(target_type_id));
+      return NotSupported("Cast from Double to {} is not implemented",
+                          static_cast<int>(target_type_id));
   }
 }