JSON array directly in request body is interpreted as Object

Support plan

• Which support plan is this issue covered by? (Community, Sponsor, Enterprise): Community
• Currently blocking your project/work? (yes/no): yes
• Affecting a production system? (yes/no): no

Context

• Node.js version: 16, but probably all
• Release Line of Formidable (Legacy, Current, Next): v2
• Formidable exact version: 2.0.1
• Environment (node, browser, native, OS): node
• Used with (popular names of modules): express

What are you trying to achieve or the steps to reproduce?

function formidableMiddleWare(options = {}) {
	return (req, _res, next) => {
		const form = formidable(options);

		form.parse(req, (err, fields, files) => {
			if (err) {
				logger.error('Parsing of form', options, err);

				next(err);
				return;
			}

			req.body = fields
			next();
		});
	};
};
app.post(
  '/form',
  formidableMiddleWare({
    // Do not accept any file by default!
    filter: () => false,
  }),
  (req, res) => {
    res.json({
      req,
      isArray: Array.isArray(req),
    });
  },
);

What was the result you got?

The result of form.parse is an Object not Array

What result did you expect?

The result of form.parse should be an Array.

[Akxe]

How is this a solution to this problem?

[GrosSacASac]

Don’t use webpack