From e916d846bf90c0405fb57a70ad9b0b4cb9cacc1e Mon Sep 17 00:00:00 2001
From: Wenzel Jakob <wenzel.jakob@epfl.ch>
Date: Fri, 4 Nov 2016 16:51:14 +0100
Subject: [PATCH] minor: have enum::export_values() return a reference to *this
 as usual

---
 include/pybind11/pybind11.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/pybind11/pybind11.h b/include/pybind11/pybind11.h
index f89fae865..d845d18a7 100644
--- a/include/pybind11/pybind11.h
+++ b/include/pybind11/pybind11.h
@@ -1215,13 +1215,14 @@ public:
     }
 
     /// Export enumeration entries into the parent scope
-    void export_values() {
+    enum_ &export_values() {
         PyObject *dict = ((PyTypeObject *) this->m_ptr)->tp_dict;
         PyObject *key, *value;
         ssize_t pos = 0;
         while (PyDict_Next(dict, &pos, &key, &value))
             if (PyObject_IsInstance(value, this->m_ptr))
                 m_parent.attr(key) = value;
+        return *this;
     }
 
     /// Add an enumeration entry