tsconfig.json

// Option values based on https://github.com/tsconfig/bases#node-16--esm--strictest-tsconfigjson
{
  // Options Reference https://www.typescriptlang.org/tsconfig
  "compilerOptions": {
    // lang & env
    "target": "ES2022",
    "lib": ["ES2022"],

    // modules
    "module": "commonjs",
    "moduleResolution": "node",

    // type checking
    "strict": true,
    "noImplicitAny": false,
    "exactOptionalPropertyTypes": true,
    "noImplicitOverride": true,
    "noPropertyAccessFromIndexSignature": true,
    "noUncheckedIndexedAccess": true,
    "noFallthroughCasesInSwitch": true,
    "noImplicitReturns": true,
    "noUnusedLocals": false,
    "noUnusedParameters": false,

    // completeness
    "skipLibCheck": true,

    // interop
    "esModuleInterop": true,
    "allowSyntheticDefaultImports": true,
    "forceConsistentCasingInFileNames": true,

    // Emit
    "importHelpers": true,
    "sourceMap": true,
    "rootDir": "src",
    "outDir": ".build",
  },
  "include": ["src/**/*"]
}