tsconfig.json

{
  "ts-node": {
    "esm": true,
    "experimentalSpecifierResolution": "node",
    "compilerOptions": {
      "typeRoots" : ["./node_modules/@types", "./types"]
    }
  },
  "compilerOptions": {
    "module": "ES2015",
    // "strictNullChecks": true,
    // "noImplicitAny": true,
    "lib": ["ES2015", "DOM"],
    "stripInternal": true,
    "target": "ES5",
    "esModuleInterop": true,
    "moduleResolution": "Node",
    "resolveJsonModule": true,
  },
  "exclude": [
    "node_modules",
    "benchmark",
    "dist"
  ]
}