tsconfig.json

{
  "compilerOptions": {
    "target": "es5",                          /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019' or 'ESNEXT'. */
    "module": "commonjs",                     /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */
    "lib": ["es2015"],                             /* Specify library files to be included in the compilation. */
    "jsx": "react",                     /* Specify JSX code generation: 'preserve', 'react-native', or 'react'. */
    "declaration": true,                   /* Generates corresponding '.d.ts' file. */
    "outDir": "dist",                        /* Redirect output structure to the directory. */
    "strict": true,                           /* Enable all strict type-checking options. */
    "esModuleInterop": true,
    "forceConsistentCasingInFileNames": true,  /* Disallow inconsistently-cased references to the same file. */
    "skipLibCheck": true,
    "sourceMap": true,
  },
  "exclude": ["dist", "tests", "node_modules"]
}