Write "no code block" warnings to stderr

Reported-by: Daniel Silverstone

1 files changed, 1 insertions, 1 deletions

diff --git a/yarn b/yarn
index 231cc4d..4244222 100755
--- a/yarn
+++ b/yarn
@@ -84,7 +84,7 @@ class YarnRunner(cliapp.Application):
             if not blocks:
                 msg = 'No scenario code blocks in %s' % filename
                 logging.warning(msg)
-                self.ts.notify('WARNING: %s' % msg)
+                self.ts.error('WARNING: %s' % msg)
 
         block_parser = yarnlib.BlockParser()
         block_parser.parse_blocks(mdparser.blocks)