feat: Add options to limit generation of encode and decode methods to…

… only specific message types (#1085)

I created this PR as a possible to solution to the feature request
submitted in #1084.

I added integration tests for test coverage, and updated the
documentation to include the two new options.

README.markdown

@@ -408,6 +408,14 @@ Generated code will be placed in the Gradle build directory.
 
   This is useful if you want "only types".
 
+- With `--ts_proto_opt=outputEncodeIncludeTypes=regex`, the `Message.encode` method will only be output for types whose name matches the provided regular expression.
+
+  This is useful if you want to limit `encode` methods to only select types.
+
+- With `--ts_proto_opt=outputDecodeIncludeTypes=regex`, the `Message.decode` method will only be output for types whose name matches the provided regular expression.
+
+  This is useful if you want to limit `decode` methods to only select types.
+
 - With `--ts_proto_opt=outputJsonMethods=false`, the `Message.fromJSON` and `Message.toJSON` methods for working with JSON-coded data will not be output.
 
   This is also useful if you want "only types".

integration/output-decode-include-types/encode.proto

@@ -0,0 +1,11 @@
+syntax = "proto3";
+
+import "google/protobuf/wrappers.proto";
+
+message EncodeWithDecodeMethod {
+  string encode = 1;
+}
+
+message EncodeDontGenerateDecodeMethod {
+  string encode_dont_generate_decode_method = 1;
+}

integration/output-decode-include-types/parameters.txt

@@ -0,0 +1 @@
+outputEncodeMethods=decode-only,outputPartialMethods=false,outputJsonMethods=false,nestJs=false,outputDecodeIncludeTypes=^EncodeWithDecodeMethod

integration/output-encode-decode-include-types-combined/parameters.txt

@@ -0,0 +1 @@
+outputEncodeMethods=true,outputPartialMethods=false,outputJsonMethods=false,nestJs=false,outputEncodeIncludeTypes=^Request,outputDecodeIncludeTypes=^Response$

integration/output-encode-decode-include-types-combined/request_response.proto

@@ -0,0 +1,17 @@
+syntax = "proto3";
+
+import "google/protobuf/wrappers.proto";
+
+message Request {
+  string request_id = 1;
+
+  message Nested {
+    string more_data = 1;
+  }
+
+  Nested nested = 2;
+}
+
+message Response {
+  string response_id = 1;
+}

integration/output-encode-include-types/encode.proto

@@ -0,0 +1,11 @@
+syntax = "proto3";
+
+import "google/protobuf/wrappers.proto";
+
+message Encode {
+  string encode = 1;
+}
+
+message DontGenerateEncode {
+  string dont_generate_encode = 1;
+}

integration/output-encode-include-types/parameters.txt

@@ -0,0 +1 @@
+outputEncodeMethods=encode-only,outputPartialMethods=false,outputJsonMethods=false,nestJs=false,outputEncodeIncludeTypes=^Encode$