tsconfig.test-dist-es5-purejs.json

{
  "extends": "./tsconfig.es5.json",
  "compilerOptions": {
    "outDir": "./build/test-dist-es5-purejs",
    "noImplicitAny": false,
    "paths": {
      "@msgpack/msgpack": ["./dist.es5/msgpack"]
    }
  }
}