Make travis script more verbose upon error (#9545)

This will help us know for sure exactly which sub-script erred.
2017-04-24 09:14:44 -07:00
parent a3f0f6911b
commit db82f9ea7d
3 changed files with 11 additions and 0 deletions
--- a/dev/tools/javadoc.dart
+++ b/dev/tools/javadoc.dart
@@ -37,4 +37,5 @@ Future<Null> main(List<String> args) async {
    print('Expected file ${testFile.path} not found');
    exit(1);
  }
+  print('Javadocs ready to go!');
 }