tsconfig.json

{
  "compilerOptions": {
    /* transpile to ES2020 Javascript syntax */
    "target": "ES2020",
    /* use these built-in type declarations */
    "lib": ["DOM", "DOM.Iterable", "ESNext"],
    /* generate js modules using the latest syntax */
    "module": "ESNext",
    /* tell the compiler how to handle jsx syntax */
    "jsx": "react-jsx",
    /* This setting ensures that each file can be safely transpiled without relying on other imports. */
    "isolatedModules": true,
    /* This setting tells tsconfig how to rsolve imports */
    "moduleResolution": "bundler",
    /* allows imports of json files */
    "resolveJsonModule": true,

    /* Building */
    "noEmit": true,

    /* style ts output */
    "pretty": true,

    /* Linting */
    /* strict includes multiple other settings, e.g. strictFunctionTypes */
    "strict": true,
    /* skip type checking of declaration files (.d.ts) */
    "skipLibCheck": true,
    /* This setting ensures that the casing of import statements is consistent with the casing of the actual files on the filesystem. */
    "forceConsistentCasingInFileNames": true,
    /* This setting ensures that all code paths in a function return a value or throw an error. */
    "noImplicitReturns": true,
    /* These settings ensures that you don't have any unused local variables or parameters. */
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    /* These settings ensures that you don't accidentally fall through from one case to another in a switch */
    "noFallthroughCasesInSwitch": true,
    "allowUnreachableCode": false,
    "allowUnusedLabels": false,

    /* The following linting settings we might want to get rid of in the future */
    "allowSyntheticDefaultImports": true,
    "strictFunctionTypes": false,
    "noImplicitAny": false
  }
}