https://github.com/alecthomas/mk

Very handy in conjunction with Just to give you make-like functionality, eg.

  build-protos:
    @mk protos/myproto.pb.go protos/myproto.tsx : protos/myproto.proto -- protoc --gen_go=protos --gen_tsx=protos protos/myproto.proto

PS. My one and only Rust project, so expect some odd code.