tsconfig.json

// Webpack config for use with ts-loader
{
  "compilerOptions": {
    "esModuleInterop": true,
    "jsx": "react",
    "lib": ["dom", "es2015", "es2016", "es2017", "es2018"],
    "noImplicitAny": false,
    "sourceMap": true,
    "strict": true,
    "target": "es5"
  },
  "exclude": ["node_modules"],
  "include": ["src/**/*"]
}

// Rollup config
{
  "compilerOptions": {
    "lib": ["dom", "es2015", "es2016", "es2017", "es2018"],
    "moduleResolution": "node",
    "noImplicitAny": false,
    "sourceMap": true,
    "strict": true,
    "target": "es2018"
  },
  "exclude": ["node_modules"],
  "include": ["src/**/*"]
}