Implement "reserved" for extension declaration.

This can be useful when an extension field/declaration is deleted in schema to avoid data corruption.

It also adds a check for duplicate numbers in the declarations.

PiperOrigin-RevId: 523269837

ruby/ext/google/protobuf_c/ruby-upb.c

diff --git a/ruby/ext/google/protobuf_c/ruby-upb.c b/ruby/ext/google/protobuf_c/ruby-upb.c
index aa91a17..5cc0880 100644
--- a/ruby/ext/google/protobuf_c/ruby-upb.c
+++ b/ruby/ext/google/protobuf_c/ruby-upb.c
@@ -926,24 +926,25 @@
   })
 };
 
-static const upb_MiniTableField google_protobuf_ExtensionRangeOptions_Declaration__fields[4] = {
+static const upb_MiniTableField google_protobuf_ExtensionRangeOptions_Declaration__fields[5] = {
   {1, 4, 1, kUpb_NoSub, 5, kUpb_FieldMode_Scalar | (kUpb_FieldRep_4Byte << kUpb_FieldRep_Shift)},
   {2, UPB_SIZE(12, 16), 2, kUpb_NoSub, 12, kUpb_FieldMode_Scalar | kUpb_LabelFlags_IsAlternate | (kUpb_FieldRep_StringView << kUpb_FieldRep_Shift)},
   {3, UPB_SIZE(20, 32), 3, kUpb_NoSub, 12, kUpb_FieldMode_Scalar | kUpb_LabelFlags_IsAlternate | (kUpb_FieldRep_StringView << kUpb_FieldRep_Shift)},
   {4, 8, 4, kUpb_NoSub, 8, kUpb_FieldMode_Scalar | (kUpb_FieldRep_1Byte << kUpb_FieldRep_Shift)},
+  {5, 9, 5, kUpb_NoSub, 8, kUpb_FieldMode_Scalar | (kUpb_FieldRep_1Byte << kUpb_FieldRep_Shift)},
 };
 
 const upb_MiniTable google_protobuf_ExtensionRangeOptions_Declaration_msg_init = {
   NULL,
   &google_protobuf_ExtensionRangeOptions_Declaration__fields[0],
-  UPB_SIZE(32, 48), 4, kUpb_ExtMode_NonExtendable, 4, UPB_FASTTABLE_MASK(56), 0,
+  UPB_SIZE(32, 48), 5, kUpb_ExtMode_NonExtendable, 5, UPB_FASTTABLE_MASK(56), 0,
   UPB_FASTTABLE_INIT({
     {0x0000000000000000, &_upb_FastDecoder_DecodeGeneric},
     {0x0004000001000008, &upb_psv4_1bt},
     {0x0010000002000012, &upb_psb_1bt},
     {0x002000000300001a, &upb_psb_1bt},
     {0x0008000004000020, &upb_psb1_1bt},
-    {0x0000000000000000, &_upb_FastDecoder_DecodeGeneric},
+    {0x0009000005000028, &upb_psb1_1bt},
     {0x0000000000000000, &_upb_FastDecoder_DecodeGeneric},
     {0x0000000000000000, &_upb_FastDecoder_DecodeGeneric},
   })

ruby/ext/google/protobuf_c/ruby-upb.h

diff --git a/ruby/ext/google/protobuf_c/ruby-upb.h b/ruby/ext/google/protobuf_c/ruby-upb.h
index 0fa668f..58fba94 100755
--- a/ruby/ext/google/protobuf_c/ruby-upb.h
+++ b/ruby/ext/google/protobuf_c/ruby-upb.h
@@ -4875,6 +4875,21 @@
   const upb_MiniTableField field = {4, 8, 4, kUpb_NoSub, 8, kUpb_FieldMode_Scalar | (kUpb_FieldRep_1Byte << kUpb_FieldRep_Shift)};
   return _upb_Message_HasNonExtensionField(msg, &field);
 }
+UPB_INLINE void google_protobuf_ExtensionRangeOptions_Declaration_clear_reserved(google_protobuf_ExtensionRangeOptions_Declaration* msg) {
+  const upb_MiniTableField field = {5, 9, 5, kUpb_NoSub, 8, kUpb_FieldMode_Scalar | (kUpb_FieldRep_1Byte << kUpb_FieldRep_Shift)};
+  _upb_Message_ClearNonExtensionField(msg, &field);
+}
+UPB_INLINE bool google_protobuf_ExtensionRangeOptions_Declaration_reserved(const google_protobuf_ExtensionRangeOptions_Declaration* msg) {
+  bool default_val = false;
+  bool ret;
+  const upb_MiniTableField field = {5, 9, 5, kUpb_NoSub, 8, kUpb_FieldMode_Scalar | (kUpb_FieldRep_1Byte << kUpb_FieldRep_Shift)};
+  _upb_Message_GetNonExtensionField(msg, &field, &default_val, &ret);
+  return ret;
+}
+UPB_INLINE bool google_protobuf_ExtensionRangeOptions_Declaration_has_reserved(const google_protobuf_ExtensionRangeOptions_Declaration* msg) {
+  const upb_MiniTableField field = {5, 9, 5, kUpb_NoSub, 8, kUpb_FieldMode_Scalar | (kUpb_FieldRep_1Byte << kUpb_FieldRep_Shift)};
+  return _upb_Message_HasNonExtensionField(msg, &field);
+}
 
 UPB_INLINE void google_protobuf_ExtensionRangeOptions_Declaration_set_number(google_protobuf_ExtensionRangeOptions_Declaration *msg, int32_t value) {
   const upb_MiniTableField field = {1, 4, 1, kUpb_NoSub, 5, kUpb_FieldMode_Scalar | (kUpb_FieldRep_4Byte << kUpb_FieldRep_Shift)};
@@ -4892,6 +4907,10 @@
   const upb_MiniTableField field = {4, 8, 4, kUpb_NoSub, 8, kUpb_FieldMode_Scalar | (kUpb_FieldRep_1Byte << kUpb_FieldRep_Shift)};
   _upb_Message_SetNonExtensionField(msg, &field, &value);
 }
+UPB_INLINE void google_protobuf_ExtensionRangeOptions_Declaration_set_reserved(google_protobuf_ExtensionRangeOptions_Declaration *msg, bool value) {
+  const upb_MiniTableField field = {5, 9, 5, kUpb_NoSub, 8, kUpb_FieldMode_Scalar | (kUpb_FieldRep_1Byte << kUpb_FieldRep_Shift)};
+  _upb_Message_SetNonExtensionField(msg, &field, &value);
+}
 
 /* google.protobuf.FieldDescriptorProto */