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-rw-r--r--ruby/ext/google/protobuf_c/protobuf.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/ruby/ext/google/protobuf_c/protobuf.c b/ruby/ext/google/protobuf_c/protobuf.c
index c7750c44..db696426 100644
--- a/ruby/ext/google/protobuf_c/protobuf.c
+++ b/ruby/ext/google/protobuf_c/protobuf.c
@@ -103,6 +103,8 @@ void Init_protobuf_c() {
cError = rb_const_get(protobuf, rb_intern("Error"));
cParseError = rb_const_get(protobuf, rb_intern("ParseError"));
+ rb_define_singleton_method(protobuf, "discard_unknown",
+ Google_Protobuf_discard_unknown, 1);
rb_define_singleton_method(protobuf, "deep_copy",
Google_Protobuf_deep_copy, 1);