tsconfig.json

{
  "compilerOptions": {
    /* Basic Options */
    "target": "es5",
    "lib": [
      "es2020",
      "es2019",
      "es2018",
      "es2017",
      "es2016",
      "es2015",
      "dom",
    ],
    // "lib": [],
    // "allowJs": true,
    // "checkJs": true,
    // "jsx": "preserve",
    // "declaration": true,
    // "declarationMap": true,
    "sourceMap": false,
    // "outFile": "./",
    "outDir": "./lib/",
    // "rootDir": "./",
    // "composite": true,
    // "removeComments": true,
    // "noEmit": true,
    // "importHelpers": true,
    // "downlevelIteration": true,
    // "isolatedModules": true,

    /* Strict Type-Checking Options */
    "strict": true,
    "noImplicitAny": true,
    "strictNullChecks": true,
    "strictFunctionTypes": true,
    "strictBindCallApply": true,
    "strictPropertyInitialization": true,
    "noImplicitThis": true,
    "alwaysStrict": true,

    /* Additional Checks */
    // "noUnusedLocals": true,
    // "noUnusedParameters": true,
    // "noImplicitReturns": true,
    // "noFallthroughCasesInSwitch": true,

    /* Module Resolution Options */
    "moduleResolution": "node",
    "baseUrl": "./",
    // "paths": {},
    // "rootDirs": [],
    // "typeRoots": [],
    // "types": [],
    // "allowSyntheticDefaultImports": true,
    "esModuleInterop": true,
    // "preserveSymlinks": true,

    /* Source Map Options */
    // "sourceRoot": "",
    // "mapRoot": "",
    // "inlineSourceMap": true,
    // "inlineSources": true,

    /* Experimental Options */
    // "experimentalDecorators": true,
    // "emitDecoratorMetadata": true,
  },
  "exclude": [
    "node_modules",
    "src/**/__tests__"
  ],
  "include": [
    "src/**/*"
  ],
}