Node.js: Fetch and parse JSON content from a URL (no dependencies)

getJSON.js

const { get } = require('https');

function getJSON(url, options) {
  return new Promise((resolve, reject) => {
    get(url, options, (res) => {
      let body = '';
      res.setEncoding('utf8');
      res.on('data', (data) => {
        body += data;
      });
      res.on('end', () => {
        try {
          resolve(JSON.parse(body));
        } catch (error) {
          reject(error);
        }
      });
    }).on('error', reject);
  });
}

// Usage:
const obj = await getJSON('https://httpbin.org/get');