From a7bf90f50beb956355a8f027bc673481b070f6f2 Mon Sep 17 00:00:00 2001
From: Fangrui Song <i@maskray.me>
Date: Mon, 8 Jan 2018 22:22:24 -0800
Subject: [PATCH] Serialize cacheFormat as string literal

---
 src/serializer.cc | 16 ++++++++++++++++
 src/serializer.h  |  7 ++++++-
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/src/serializer.cc b/src/serializer.cc
index 271bce3a..9c447b17 100644
--- a/src/serializer.cc
+++ b/src/serializer.cc
@@ -201,6 +201,22 @@ void Reflect(TVisitor& visitor, IndexFile& value) {
   REFLECT_MEMBER_END();
 }
 
+void Reflect(Reader& visitor, SerializeFormat& value) {
+  std::string fmt = visitor.GetString();
+  value = fmt[0] == 'm' ? SerializeFormat::MessagePack : SerializeFormat::Json;
+}
+
+void Reflect(Writer& visitor, SerializeFormat& value) {
+  switch (value) {
+    case SerializeFormat::Json:
+      visitor.String("json");
+      break;
+    case SerializeFormat::MessagePack:
+      visitor.String("msgpack");
+      break;
+  }
+}
+
 std::string Serialize(SerializeFormat format, IndexFile& file) {
 
   switch (format) {
diff --git a/src/serializer.h b/src/serializer.h
index 801236af..29c9a41c 100644
--- a/src/serializer.h
+++ b/src/serializer.h
@@ -253,7 +253,12 @@ void ReflectMember(Reader& visitor, const char* name, T& value) {
   visitor.DoMember(name, [&](Reader& child) { Reflect(child, value); });
 }
 
-MAKE_REFLECT_TYPE_PROXY(SerializeFormat, int)
+// Specializations
+
+void Reflect(Reader& visitor, SerializeFormat& value);
+void Reflect(Writer& visitor, SerializeFormat& value);
+
+// API
 
 std::string Serialize(SerializeFormat format, IndexFile& file);
 std::unique_ptr<IndexFile> Deserialize(SerializeFormat format,