tsconfig.json

{
  "compilerOptions": {
    "target": "es2020",
    "module": "es2020",
    "moduleResolution": "node",
    "resolveJsonModule": true,

    /**
     * Recommended by TypeScript
     */
    "strict": true,
    "esModuleInterop": true,
    "forceConsistentCasingInFileNames": true,
    "skipLibCheck": true,
    // "exactOptionalPropertyTypes": true,

    /**
     * Custom options
     */
    "noEmit": true,
    "noUncheckedIndexedAccess": true,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true
    // NOTE: `noUnused*` overlap with @typescript-eslint/no-unused-vars
    // "noUnusedLocals": true,
    // "noUnusedParameters": true,
  }
  // ↓ Based on https://github.com/metachris/typescript-boilerplate/blob/master/tsconfig.json
  // "include": ["src/**/*.ts"],
  // "exclude": ["node_modules", "**/*.test.ts"]
}