provide additional info for the runtime stage

Author: themisvaltinos

sqlmesh/core/environment.py

@@ -286,4 +286,6 @@ def execute_environment_statements(
                 try:
                     adapter.execute(expr)
                 except Exception as e:
-                    raise SQLMeshError(f"An error occurred during execution of:\n\n{expr}\n\n{e}")
+                    raise SQLMeshError(
+                        f"An error occurred during execution of the following `{runtime_stage.value}` statement:\n\n{expr}\n\n{e}"
+                    )

tests/core/test_integration.py

@@ -5531,7 +5531,7 @@ def test_environment_statements_error_handling(tmp_path: Path):
     ctx = Context(paths=[tmp_path], config=config)
 
     expected_error_message = re.escape(
-        """An error occurred during execution of:
+        """An error occurred during execution of the following `before_all` statement:
 
 CREATE TABLE identical_table (physical_schema_name TEXT)