tsconfig.json

{
  "compileOnSave": true,
  "compilerOptions": {
    "baseUrl": "./src",
    "sourceMap": true,
    "declaration": false,
    "moduleResolution": "node",
    "module": "commonjs",
    "target": "es5",
    "strict": true,
    "noImplicitAny": true,
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "forceConsistentCasingInFileNames": true,
    "experimentalDecorators": true,
    "emitDecoratorMetadata": true,
    "esModuleInterop": true,
    "lib": [
      "dom",
      "es2015",
      "es2016",
      "es2017"
    ],
    "jsx": "react"
  },
  "exclude": [
    "node_modules",
    "dist"
  ]
}