1 files changed, 24 insertions, 0 deletions
diff --git a/test/lex_error1.py b/test/lex_error1.py
new file mode 100644
index 0000000..a99d9be
--- /dev/null
+++ b/test/lex_error1.py
@@ -0,0 +1,24 @@
+# lex_token.py
+#
+# Missing t_error() rule
+
+import sys
+sys.path.insert(0,"..")
+
+import ply.lex as lex
+
+tokens = [
+    "PLUS",
+    "MINUS",
+    "NUMBER",
+    ]
+
+t_PLUS = r'\+'
+t_MINUS = r'-'
+t_NUMBER = r'\d+'
+
+sys.tracebacklimit = 0
+
+lex.lex()
+
+