tsconfig.base.json

{
  "compilerOptions": {
    "target": "es2017",
    "lib": [
      "ES2017",
      // DOM for the fetch and streams API
      "DOM",
      // ES2018.AsyncIterable for AsyncIterator
      "ES2018.AsyncIterable"
    ],
    "declaration": true,
    // We don't have dependencies that require interop
    "esModuleInterop": false,
    // As strict as possible
    "strict": true,
    "forceConsistentCasingInFileNames": true,
    "noImplicitAny": true,
    "strictNullChecks": true,
    "strictFunctionTypes": true,
    "strictBindCallApply": true,
    "strictPropertyInitialization": true,
    "noImplicitThis": true,
    "useUnknownInCatchVariables": true,
    "noUnusedLocals": true,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,
    "noImplicitOverride": true,
    // We're building with Node16 module resolution
    "moduleResolution": "Node16",
    "module": "Node16",
    "verbatimModuleSyntax": true,
    "skipLibCheck": false
  }
}