tsconfig.json

{
  "compilerOptions": {
    "target": "ESNext",
    "module": "ESNext",
    "moduleResolution": "Node",
    "esModuleInterop": true,
    "allowSyntheticDefaultImports": true,
    "lib": ["ES5", "ES6", "ES7", "ES2017", "dom"],
    "jsx": "react",
    "allowJs": true,
    /* Strict Type-Checking Options */
    "noImplicitAny": true,
    "noImplicitThis": true,
    "strict": true /* Enable all strict type-checking options. */,
    "strictFunctionTypes": true,
    "strictNullChecks": true,
    "strictPropertyInitialization": true,
    /* Additional Checks */
    "noFallthroughCasesInSwitch": true /* Report errors for fallthrough cases in switch statement. */,
    "noImplicitReturns": true /* Report error when not all code paths in function return a value. */,
    "noUnusedLocals": true /* Report errors on unused locals. */,
    "noUnusedParameters": true /* Report errors on unused parameters. */,
    /* Debugging Options */
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true,
    "noEmitOnError": true,
    "pretty": true /* Stylize errors and messages using color and context. */,
    "traceResolution": false /* Report module resolution log messages. */,
    // Customized
    "declaration": true,
    "outDir": "dist",
  },
  "exclude": [".vscode", "node_modules/**", "__test__/**"]
}