tsconfig.json

{
  "compilerOptions": {
      "module": "commonjs",
      "moduleResolution": "node",
      "lib": [
        "dom",
        "es2015",
        "es2017",
        "es2015.iterable",
      ],
      "jsx": "react", // uses typescript to transpile jsx to js
      "target": "es5", // specify ECMAScript target version
      "allowJs": true, // allows a partial TypeScript and JavaScript codebase
      "declaration": true,
      "checkJs": false, // checks types in .js files (https://github.com/microsoft/TypeScript/wiki/Type-Checking-JavaScript-Files)
      "allowSyntheticDefaultImports": true,
      "resolveJsonModule": true,
      "skipLibCheck": true,
      "outDir": "dist",
      "downlevelIteration": true,
      "noEmit": false,
      "noImplicitAny": false,
      "esModuleInterop": true,
      "sourceMap": true,
  },
  "include": [
      "index.ts",
      "./lib",
      "./@types/canvaskit/index.d.ts",
  ],
  "exclude": [
      "dist/**/*",
      "./test"
  ]
}