tsconfig.json

{
  "compilerOptions": {
    "target": "ESNext",
    "module": "commonjs",                                /* Specify what module code is generated. */
    "rootDir": "./",                                  /* Specify the root folder within your source files. */
    "esModuleInterop": true,                             /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */
    "forceConsistentCasingInFileNames": true,            /* Ensure that casing is correct in imports. */
    "strict": true,                                      /* Enable all strict type-checking options. */
    "skipLibCheck": true,                                 /* Skip type checking all .d.ts files. */
    "outDir": "dist",
    "types": ["node", "jest"],
  },
  "include": [
    "src/**/*",
    "test/**/*",
  ],
  "exclude": [
    "dist",
    "node_modules"
  ]  
}