import { TemplateEngine } from './index.js';
import { basename } from 'node:path';

// Check arguments
if (process.argv.length !== 3) {
  console.error(`Usage: node ${basename(process.argv[1])} filename`);
  process.exit(1);
}
const fileName = process.argv[2];

const tp = new TemplateEngine();

let result;

try {
  result = await tp.render(fileName);
} catch (e) {
  console.error(e.message);
  process.exit(1);
}

if (result) {
  process.stdout.write(result);
}