tsconfig.json

{
  "compilerOptions": {
    "incremental": true,
    "target": "es5",
    "module": "commonjs",
    "allowJs": true,
    "declaration": true,
    "outDir": "./dist/cjs",
    "resolveJsonModule": true,
    "sourceMap": true,

    "strict": true,
    "noImplicitAny": true,
    "strictNullChecks": true,
    "strictFunctionTypes": true,
    "strictBindCallApply": true,
    "strictPropertyInitialization": true,
    "noImplicitThis": true,
    "alwaysStrict": true,

    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,

    "esModuleInterop": true,

    "skipLibCheck": true,
    "forceConsistentCasingInFileNames": true
  },

  "include": [
    "./**/*.ts"
  ],

  "exclude": [
    "./dist/**/*",
    "./node_modules/**/*",
    "./test/**/*"
  ]
}