tsconfig.json

{
	"compilerOptions": {
		/* Basic Options */
		"outDir": "./dist",
		"target": "es2015" /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017','ES2018' or 'ESNEXT'. */,
		"module": "commonjs" /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */,
		"allowJs": true /* Allow javascript files to be compiled. */,
		"declaration": true /* Generates corresponding '.d.ts' file. */,
		"sourceMap": false /* Generates corresponding '.map' file. */,
		"removeComments": false /* Do not emit comments to output. */,
		"strict": true /* Enable all strict type-checking options. */,
		"noImplicitAny": true /* Raise error on expressions and declarations with an implied 'any' type. */,
		"esModuleInterop": true /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
	},
	"exclude": ["*.js", "./dist"]
}