package.json

{
 ...
 "dependencies": {
 ...
 "rapidjson": "[email protected]:miloyip/rapidjson.git"
 },
 ...
 "gypfile": true
}

binding.gyp

{
 ...
 'targets': [
 {
 ...
 'include_dirs': [
 '<!(node -e \'require("rapidjson")\')'
 ]
 }
 ]
}