tsconfig.json

{
  "exclude": [
    "node_modules",
    "dist"
  ],
  "include": [
    "lib"
  ],
  "compilerOptions": {
    "target": "es5",                          /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019', 'ES2020', or 'ESNEXT'. */
    "module": "commonjs",                     /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', 'es2020', or 'ESNext'. */
     "lib": [
       "ES2015",
       "dom"
     ],                                     /* Specify library files to be included in the compilation. */
     "allowJs": true,                       /* Allow javascript files to be compiled. */
     "checkJs": true,                       /* Report errors in .js files. */
     "declaration": true,                   /* Generates corresponding '.d.ts' file. */
     "declarationMap": true,                /* Generates a sourcemap for each corresponding '.d.ts' file. */
     "sourceMap": true,                     /* Generates corresponding '.map' file. */
     "outDir": "dist",                      /* Redirect output structure to the directory. */
     "rootDir": ".",                        /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
     "removeComments": true,                /* Do not emit comments to output. */
     "downlevelIteration": true,            /* Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'. */
    // "isolatedModules": true,             /* Transpile each file as a separate module (similar to 'ts.transpileModule'). */

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

    /* Module Resolution Options */
     "baseUrl": "lib",                  /* Base directory to resolve non-absolute module names. */
    "esModuleInterop": true,                  /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */

    /* Advanced Options */
    "skipLibCheck": true,                     /* Skip type checking of declaration files. */
    "forceConsistentCasingInFileNames": true  /* Disallow inconsistently-cased references to the same file. */
  }
}