tsconfig.json

{
  /* inspired by https://github.com/marmelab/react-admin/blob/HEAD@%7B2019-10-20T17:02:44Z%7D/tsconfig.json */
  "compilerOptions": {
    /* Basic Options */
    "target": "es5" /* Specify ECMAScript target version: 'es3' (default), 'es5', 'es2015', 'es2016', 'es2017','es2018' or 'esnext'. */,
    "lib": ["es2015", "dom"],
    "declaration": false /* Generates corresponding '.d.ts' file. (set to true in npm script) */,
    "declarationMap": false /* Generates a sourcemap for each corresponding '.d.ts' file. (set to true in npm script) */,
    "sourceMap": true /* Generates corresponding '.map' file. */,
    "removeComments": false /* Do emit comments to output. */,
    "jsx": "react" /* Specify JSX code generation: 'preserve', 'react-native', or 'react'. */,

    /* Strict Type-Checking Options */
    "noImplicitAny": true /* Raise error on expressions and declarations with an implied 'any' type. */,

    /* Additional Checks */
    "noUnusedLocals": true /* Report errors on unused locals. */,
    "noUnusedParameters": true /* Report errors on unused parameters. */,

    /* Module Resolution Options */
    "moduleResolution": "node" /* Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6). */,
    "esModuleInterop": true /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */,
    /* source structure and types */
    "baseUrl": "./",
    "typeRoots": ["node_modules/@types", "@types"]
  },
  "include": ["src", "@types"],
  "exclude": [
    "node_modules",
    "**/dist",
    "**/es",
    "**/esm",
    "**/lib",
    "**/__mocks__",
    "**/__tests__",
    "**/__stories__"
  ]
}