Merge pull request #136 from njgheorghita/bugfix

Builder bug
ethpm · Dec 13, 2018 · fd3a076 · fd3a076
2 parents 0908b2f + b7bd7f6
commit fd3a076
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/ethpm/tools/builder.py b/ethpm/tools/builder.py
@@ -425,7 +425,8 @@ def normalize_contract_type(
             contract_type_data.get("userdoc", {}), contract_type_data.get("devdoc", {})
         )
         yield "natspec", natspec
-    if "metadata" in contract_type_data:
+    # make sure metadata isn't an empty string in solc output
+    if "metadata" in contract_type_data and contract_type_data["metadata"]:
         yield "compiler", normalize_compiler_object(
             json.loads(contract_type_data["metadata"])
         )