Re: [csswg-drafts] [css-values] Make top-level NaN be IACVT instead of ∞ (#7067)

> IACVT is a CSS-wide concept that can, in the future, be recognized by dev tools and displayed similarly to parse-time invalid values. Handling NaN as infinity means it will never appear as an error in dev tools.

a) Remember, it won't be IACVT, but rather something similar that resolves at used-value time (after the invalid value was also passed down via inheritance, unlike IACVT which cleans up before inheritance)

b) I don't understand why you think DevTools can handle one but not the other. Both will turn into perfectly valid values at used-value time, with no author-observable remnants telling you that they originated from an invalid value. If DevTools can detect one had a NaN as its origin, it can detect the other.

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Received on Friday, 18 February 2022 17:57:58 UTC