w3c / w3c/mathml-core

Define what block percentages resolve against.

Open
#77 8 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

css/html5 need specification update needs-tests
Dominant language
HTML
Stars
56
Forks
20
PR merge metrics
No merged PRs in 30d

Description

https://www.software.hixie.ch/utilities/js/live-dom-viewer/?saved=6703

Safari appears to follow the quirks mode behaviour of walking up ancestor chain.
Firefox appears to resolve against zero.

This needs to be defined, with tests, and various writing modes etc.

Contributor guide

No contributing guide indexed for this repository

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with the linked live DOM viewer and compare the reported Safari ancestor-chain behavior with Firefox resolving against zero. Define the expected block-percentage resolution, including quirks mode and different writing modes, then add tests covering those cases.

Written by the indexing model from the issue text.

Assessment

Domain
frontend, web-dev
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
35/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.