tsconfig.json

{
  "compileOnSave": false,
  "compilerOptions": {
    "target": "es2015",
    "module": "commonjs",
    "jsx": "react",
    "declaration": true,
    "sourceMap": false,
    "allowJs": false,
    "rootDir": "./src",
    "outDir": "./dist",
    "moduleResolution": "node",
    "allowSyntheticDefaultImports": true,
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "noImplicitReturns": true,
    "removeComments": false,
    "preserveConstEnums": true,
    "skipLibCheck": true,
    "baseUrl": ".",
    "typeRoots": ["./node_modules/@types"],
    "lib": ["dom", "es2015", "es2016"],
    "strict": true,
    "forceConsistentCasingInFileNames": true,
    "esModuleInterop": true,
    "resolveJsonModule": true,
    "isolatedModules": true,
    "strictNullChecks": false
  },
  "include": ["src/**/*.ts", "src/**/*.tsx"],
  "exclude": ["node_modules", "**/*.spec.ts", "**/*.spec.tsx"]
}