From ae7485d2ac9068c2c3454b327f648cfcb2360e79 Mon Sep 17 00:00:00 2001
From: Rusty Russell <rusty@rustcorp.com.au>
Date: Sat, 2 May 2020 20:10:16 +0930
Subject: [PATCH] tools/generate-wire.py: don't define empty enums.

For bolt 13, we have no message types, just a TLV.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---
 tools/generate-wire.py | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/tools/generate-wire.py b/tools/generate-wire.py
index e71ad1b5a..8dd9cea70 100755
--- a/tools/generate-wire.py
+++ b/tools/generate-wire.py
@@ -512,10 +512,11 @@ class Master(object):
     def write(self, options, output):
         template = self.find_template(options)
         enum_sets = []
-        enum_sets.append({
-            'name': options.enum_name,
-            'set': self.messages.values(),
-        })
+        if len(self.messages.values()) != 0:
+            enum_sets.append({
+                'name': options.enum_name,
+                'set': self.messages.values(),
+            })
         stuff = {}
         stuff['top_comments'] = self.top_comments
         stuff['options'] = options