Intent to Prototype: MutationObserver reflection for <template for>

[Chromestatus]

Contact emails

nrose...@chromium.org

Explainer

https://github.com/WICG/declarative-partial-updates/blob/main/template-mutation-observer-explainer.md

Specification

https://github.com/whatwg/html/issues/13008#issuecomment-6601157313

Summary

Adds metadata from <template for> to mutation records, to allow flow and error control for declarative partial updates.

Blink component

Blink>DOM

Web Feature ID

Missing feature

Motivation

<template for> allows for server-driven HTML updates. However, the client does not get visibility on errors, speed, and overall flow of these operations. This can lead to bugginess or verbose workarounds.

Initial public proposal

https://github.com/whatwg/html/issues/13008

Goals for experimentation

None

Tracking bug

https://issues.chromium.org/issues/581443722

Estimated milestones

No milestones specified

Link to entry on the Chrome Platform Status

https://chromestatus.com/feature/5132879771336704?gate=5156639597527040

This intent message was generated by Chrome Platform Status.