ES-Check example

data.ts

export const name = 'Amit';

index.ts

import { name } from './data';

console.log(`Hello!!! ${name}`);

package.json

{
  "name": "tmp",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "build": "tsc",
    "test": "es-check es5 --module true './dist/*.js'"
  },
  "keywords": [],
  "author": "",
  "license": "ISC",
  "devDependencies": {
    "es-check": "^4.0.0",
    "typescript": "^3.0.3"
  }
}

tsconfig.json

{
  "compilerOptions": {
    "target": "es5",
    "module": "esnext",
    "esModuleInterop": true,
    "outDir": "./dist"
  },
  "files": [
      "./index.ts"
  ]
}