[IMP] assetsbundles: show css compiler returncode if no output

2017-06-12 17:38:33 +02:00
parent f8285ef439
commit 488519ef89
1 changed files with 4 additions and 1 deletions
@@ -399,7 +399,10 @@ class AssetsBundle(object):
            return ''
        result = compiler.communicate(input=source.encode('utf-8'))
        if compiler.returncode:
-            error = self.get_preprocessor_error(''.join(result), source=source)
+            cmd_output = ''.join(result)
+            if not cmd_output:
+                cmd_output = "Process exited with return code %d\n" % compiler.returncode
+            error = self.get_preprocessor_error(cmd_output, source=source)
            _logger.warning(error)
            self.css_errors.append(error)
            return ''