doc: state callback behavior on empty chunk

[RubenVerborgh]

Proposed suggestion for #22066 as requested by @mcollina (#22066 (comment)).

Checklist

• documentation is changed or added
• commit message follows commit guidelines

[vsemozhetbyt]

CI-lite: https://ci.nodejs.org/job/node-test-pull-request-lite-pipeline/656/

[mcollina]

Actually I was wrong, the callback is always called. I couldn't replicate this behavior in modern Node.js, this was some obscure bug that was there in Node.js 0.10, 0.12 and similar.

[RubenVerborgh]

@mcollina Then #22066 is a problem after all, since OutgoingMessage#write in the http module does not follow that contract?

[mcollina]

Yes, it’s a semver-major change. Il giorno sab 25 ago 2018 alle 03:47 Ruben Verborgh < notifications@github.com> ha scritto:

…

@mcollina <https://github.com/mcollina> Then #22066 <#22066> is a problem after all, since OutgoingMessage#write in the http module does not follow that contract? — You are receiving this because you were mentioned. Reply to this email directly, view it on GitHub <#22493 (comment)>, or mute the thread <https://github.com/notifications/unsubscribe-auth/AADL45eLhIcCM9fwInusOIa1UJBypEffks5uUKyXgaJpZM4WKhXX> .