feat(cosmos_proto): add annotation to denote version

buf.work.yaml

@@ -0,0 +1,4 @@
+version: v1
+directories:
+  - testpb
+  - proto

proto/cosmos_proto/cosmos.proto

@@ -5,6 +5,12 @@ import "google/protobuf/descriptor.proto";
 
 option go_package = "github.com/cosmos/cosmos-proto;cosmos_proto";
 
+extend google.protobuf.MethodOptions {    
+
+    // method_added_since is used to indicate the version at which a method was added.
+    string method_added_since = 93001;
+}
+
 extend google.protobuf.MessageOptions {
 
     // implements_interface is used to indicate the type name of the interface
@@ -13,6 +19,9 @@ extend google.protobuf.MessageOptions {
     // interfaces. Interfaces should be declared using a declare_interface
     // file option.
     repeated string implements_interface = 93001;
+
+    // message_added_since is used to indicate the version at which a message was added.
+    string message_added_since = 93002;
 }
 
 extend google.protobuf.FieldOptions {
@@ -27,6 +36,9 @@ extend google.protobuf.FieldOptions {
     // generators may choose to use this information to map this field to a
     // language-specific type representing the scalar.
     string scalar = 93002;
+
+    // field_added_since is used to indicate the version at which a field was added.
+    string field_added_since = 93003;
 }
 
 extend google.protobuf.FileOptions {
@@ -46,6 +58,9 @@ extend google.protobuf.FileOptions {
     // expected that the declaration will be found in a protobuf file named
     // a/b/scalars.proto in the file descriptor set.
     repeated ScalarDescriptor declare_scalar = 793022;
+
+    // file_added_since is used to indicate the version at which a file was added.
+    string file_added_since = 793023;
 }
 
 // InterfaceDescriptor describes an interface type to be used with
@@ -94,4 +109,4 @@ enum ScalarType {
     SCALAR_TYPE_UNSPECIFIED = 0;
     SCALAR_TYPE_STRING = 1;
     SCALAR_TYPE_BYTES = 2;
-}
+}

testpb/1.proto

@@ -1,6 +1,6 @@
 syntax="proto3";
 
-import "testpb/2.proto";
+import "2.proto";
 
 option go_package = "github.com/cosmos/cosmos-proto/testpb";
 

testpb/2.proto

@@ -1,4 +1,5 @@
 syntax="proto3";
+
 option go_package = "github.com/cosmos/cosmos-proto/testpb";
 
 message ImportedMessage {

testpb/3.proto

@@ -0,0 +1,21 @@
+syntax="proto3";
+
+import "cosmos_proto/cosmos.proto";
+
+option go_package = "github.com/cosmos/cosmos-proto/testpb";
+
+// Query defines the gRPC querier service.
+service Query {
+  // CounterQuery queries a counter.
+  rpc CounterQuery(QueryCounter) returns (CounterQueryResponse) {
+    option (cosmos_proto.method_added_since) = "v1.0.1";
+  }
+}
+
+// QueryCounter defines the request type used to query the counter.
+message QueryCounter {}
+
+// CounterQueryResponse defines the response type for querying the counter.
+message CounterQueryResponse {
+   uint64 counter = 1 [(cosmos_proto.field_added_since) = "v1.0.1"];
+}