How I can verify that an incomming http body is multipart/form-data using regex and nodejs?

In my project I need to detect the content-type of http bodies ignoring the Content-Type header.

And I was stuck upon detecting multipart/form-data ones. After some tests, I used the regex in the question bellow:

How I can verify that an incoming http body is multipart/form-data using regex and nodejs?

May 18 '23 Comments: 1 Answers: 1

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At my nodejs project, I want to validate if an incoming http request is just a valid multipart/form-data one.

So far I tried the following example:

const http = require('http')
const validateMultipartFormData = (body) => {
   // Somehow use a logic to verify whether body is a multipart one.
   //

…

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