Braw mornin' TAG!

I'm requesting a TAG review of Allow infinity, -infinity and NaN in CSS calc().

Per the Chromium Intent to Ship, it was requested that I file a TAG review as a FYI - hence this request.

• Explainer: https://github.com/DevSDK/calc-infinity-and-NaN/blob/master/explainer.md
• Specification URL: https://www.w3.org/TR/css-values-4/#calc-error-constants
• Tests:
  • https://wpt.fyi/results/css/css-values/calc-infinity-nan-computed.html
  • https://wpt.fyi/results/css/css-values/calc-infinity-nan-serialize-angle.html
  • https://wpt.fyi/results/css/css-values/calc-infinity-nan-serialize-length.html
  • https://wpt.fyi/results/css/css-values/calc-infinity-nan-serialize-time.html
  • https://wpt.fyi/results/css/css-values/calc-catch-divide-by-0.html
  • https://wpt.fyi/results/css/css-values/animations/calc-interpolation.html
• Primary contacts (and their relationship to the specification):
  • Seokho Song, (@DevSDK), Chromium Community Contributor
• Organization(s)/project(s) driving the specification: W3C/CSSWG
• External status/issue trackers for this specification (publicly visible, e.g. Chrome Status): https://chromestatus.com/feature/5657825571241984

Further details:

• I have reviewed the TAG's Web Platform Design Principles

You should also know that...

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We'd prefer the TAG provide feedback as (please delete all but the desired option):

💬 leave review feedback as a comment in this issue and @-notify @DevSDK