test_other: Add helper function to verify expected failing commands. …

…NFC. (emscripten-core#8518)
hugoam · Apr 30, 2019 · d8929cd · d8929cd
1 parent 2dbdaef
commit d8929cd
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diff --git a/em-config b/em-config
@@ -18,7 +18,7 @@ from tools import shared
 if len(sys.argv) != 2 or \
   not re.match(r"^[\w\W_][\w\W_\d]*$", sys.argv[1]) or \
   not (sys.argv[1] in dir(shared)):
-  print('Usage: em-config VAR_NAME')
+  print('Usage: em-config VAR_NAME', file=sys.stderr)
   exit(1)
 
 print(getattr(shared, sys.argv[1]))