tsconfig.json

{
  "compilerOptions": {
    "sourceMap": true,
    "target": "ESNext",
    "module": "ESNext",
    "lib": ["dom", "dom.iterable", "esnext"],
    "jsx": "react-jsx",
    // Specify module resolution strategy: "node" (Node.js) or "classic" (TypeScript pre-1.6)
    "moduleResolution": "node",
    // Ensure that Babel can safely transpile files in the TypeScript project
    "isolatedModules": true,
    // Enable all strict type-checking options. Recommended by TS
    "strict": true,
    // Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports.
    // Implies "allowSyntheticDefaultImports". Recommended by TS
    "esModuleInterop": true,
    // Skip type checking of declaration files. Recommended by TS
    "skipLibCheck": true,
    // Disallow inconsistently-cased references to the same file. Recommended by TS
    "forceConsistentCasingInFileNames": true,
    // Do not emit outputs
    "noEmit": true,
    // Raise error on expressions and declarations with an implied "any" type
    "noImplicitAny": true,
    // Report errors on unused locals
    "noUnusedLocals": true,
    // Report errors on unused parameters
    "noUnusedParameters": true,
    // Report error when not all code paths in function return a value
    "noImplicitReturns": true,
    // Report errors for fallthrough cases in switch statement
    "noFallthroughCasesInSwitch": true
  },
  "include": ["src"]
}