check provided size

2018-06-19 07:20:31 +08:00 · 2018-06-19 07:20:31 +08:00 · 9bfed46c41
commit 9bfed46c41
parent 8af87de949
1 changed files with 2 additions and 1 deletions
--- a/src/google/protobuf/compiler/js/js_generator.cc
+++ b/src/google/protobuf/compiler/js/js_generator.cc
@ -3477,7 +3477,8 @@ void Generator::GenerateFile(const GeneratorOptions& options,
    GenerateExtension(options, printer, *it);
  }

-  if (options.import_style == GeneratorOptions::kImportCommonJs) {
+  // if provided is empty, do not export anything
+  if (options.import_style == GeneratorOptions::kImportCommonJs && provided.size()) {
    printer->Print("goog.object.extend(exports, $package$);\n",
                   "package", GetFilePath(options, file));
  }