tsconfig.json

{
  "compilerOptions": {
    "incremental": true,
    "experimentalDecorators": true,
    "outDir": "./dist/",        // path to output directory
    "sourceMap": true,          // allow sourcemap support
    "strictNullChecks": true,   // enable strict null checks as a best practice
    "module": "es6",            // specify module code generation
    "jsx": "react",             // use typescript to transpile jsx to js
    "target": "es2015",         // specify ECMAScript target version
    "allowJs": true,            // allow a partial TypeScript and JavaScript codebase
    "moduleResolution": "node",
    "baseUrl": "src",
    "esModuleInterop": true,
    "lib": ["es6", "scripthost", "dom"],
    "resolveJsonModule": true,
    "noUnusedLocals": true,
    "types": ["react", "jest", "node"]       // This is a dirty-fix to ignore @types/react-native that is added
                                     // by @types/styled-components and collides with @types/react.
                                     // https://github.com/DefinitelyTyped/DefinitelyTyped/issues/33311#issuecomment-466731156
  },
  "include": [
    "./src/"
  ],
  "exclude": [
    "**/*.test.*"
  ]
}