From 70544627cb89a61652d688c53984c68013ab985e Mon Sep 17 00:00:00 2001
From: Zachary Anker <zach.anker@gmail.com>
Date: Tue, 26 Jun 2018 20:27:24 -0700
Subject: When initializing a message, skip a field if value is nil (#3693)

---
 ruby/ext/google/protobuf_c/message.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'ruby/ext/google/protobuf_c')

diff --git a/ruby/ext/google/protobuf_c/message.c b/ruby/ext/google/protobuf_c/message.c
index 3394825c..721c1112 100644
--- a/ruby/ext/google/protobuf_c/message.c
+++ b/ruby/ext/google/protobuf_c/message.c
@@ -256,6 +256,10 @@ int Message_initialize_kwarg(VALUE key, VALUE val, VALUE _self) {
              "Unknown field name '%s' in initialization map entry.", name);
   }
 
+  if (TYPE(val) == T_NIL) {
+    return 0;
+  }
+
   if (is_map_field(f)) {
     VALUE map;
 
-- 
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