35 failed to resolve symbol (#37)

* update ecample to protobug_generate and fixup core

* cleanup

* dont pollute with TODO, it should be an issue if merged

Author: mjheilmann

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "googleapis"]
+    path = examples/helloworld/priv/protos/googleapis
+    url = https://github.com/googleapis/googleapis.git

examples/helloworld/.gitignore

@@ -20,6 +20,4 @@ erl_crash.dump
 /src/grpc_c
 /tmp
 
-/log
-
-*.pb.ex
+/log

examples/helloworld/generate_protos.sh

@@ -1,12 +1,17 @@
 #!/bin/bash
 
-rm -rf ./lib/protos
-mkdir ./lib/protos
-
 PROTOS=("
     priv/protos/helloworld.proto
 ")
 
 for file in $PROTOS; do
-  protoc --elixir_opt=include_docs=true --elixir_out=plugins=grpc,gen_descriptors=true:./lib/protos --proto_path=priv/protos/ $file
+  mix protobuf.generate \
+    --output-path=./lib/protos \
+    --include-docs=true \
+    --generate-descriptors=true \
+    --include-path=priv/protos/ \
+    --include-path=./priv/protos/googleapis \
+    --plugin=ProtobufGenerate.Plugins.GRPC \
+    --one-file-per-module \
+    $file
 done