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Update compat data for mfrac@linethickness #17920

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merged 2 commits into from Sep 30, 2022

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fred-wang
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This commit updates compat data for the linethickness attribute of the element:

  • Replace notes about partial implementation in Safari with the use of of array of implementations.
  • Use "mirror" for Safari iOS, its MathML implementation matches the macOS one.
  • Add a subfeature for deprecated named values thin, medium, thick values that are not part of MathML Core. These were removed in Firefox 83 [1] but are still supported by WebKit [2].

Test results and supporting details

[1] https://bugzilla.mozilla.org/show_bug.cgi?id=1664488
[2] https://github.com/WebKit/WebKit/blob/0b0b865747d48a813eee3c2f52da026714bd61aa/Source/WebCore/mathml/MathMLFractionElement.cpp#L59

Related issues

N/A

This commit updates compat data for the linethickness attribute of the <mfrac> element:

- Replace notes about partial implementation in Safari with the use of
  of array of implementations.
- Use "mirror" for Safari iOS, its MathML implementation matches the
  macOS one.
- Add a subfeature for deprecated named values thin, medium, thick
  values that are not part of MathML Core. These were removed in
  Firefox 83 [1] but are still supported by WebKit [2].

[1] https://bugzilla.mozilla.org/show_bug.cgi?id=1664488
[2] https://github.com/WebKit/WebKit/blob/0b0b865747d48a813eee3c2f52da026714bd61aa/Source/WebCore/mathml/MathMLFractionElement.cpp#L59
@fred-wang
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cc @Elchi3

@github-actions github-actions bot added the data:mathml ➗ Compat data for MathML features. https://developer.mozilla.org/docs/Web/MathML label Sep 30, 2022
mathml/elements/mfrac.json Show resolved Hide resolved
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@Elchi3 Elchi3 left a comment

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Thanks! 👍

@Elchi3 Elchi3 merged commit 3212ee3 into mdn:main Sep 30, 2022
@fred-wang fred-wang deleted the mfrac-linethickness branch September 30, 2022 11:40
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2 participants