Add goldens directory

goldens/golden_utils.py

@@ -0,0 +1,30 @@
+import sys
+from pathlib import Path
+
+# Get the path where this script is located so we can invoke the script from
+# any directory and have the paths work correctly.
+script_path = Path(__file__).parent.resolve()
+
+# Get the root path as an absolute path, so all derived paths are absolute.
+root_path = script_path.parent.absolute()
+
+# Get the location of the schema
+schema_path = Path(script_path, "schema")
+
+# Too add the util package in /scripts/util.py
+sys.path.append(str(root_path.absolute()))
+
+from scripts.util import flatc
+
+
+def flatc_golden(options, schema, prefix):
+    # wrap the generic flatc call with specifis for these goldens.
+    flatc(
+        options=options,
+        # where the files are generated, typically the language (e.g. "cpp").
+        prefix=prefix,
+        # The schema are relative to the schema directory.
+        schema=str(Path(schema_path, schema)),
+        # Run flatc from this location.
+        cwd=script_path,
+    )