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Add symmetric="true" to \middle results. (mathjax/MathJax#3560) #1499

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Add symmetric="true" to \middle results. (mathjax/MathJax#3560) #1499

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e72921f
Add symmetric="true" to \middle results. (mathjax/MathJax#3560)
dpvc May 16, 2026
f8a3f94
Update tests
dpvc Jun 14, 2026
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12 changes: 6 additions & 6 deletions testsuite/tests/input/tex/__snapshots__/Base.test.ts.snap
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Original file line number Diff line number Diff line change
Expand Up @@ -3552,7 +3552,7 @@ exports[`Fenced Fenced Arrows 3 1`] = `
<mi data-latex="b">b</mi>
</mfrac>
<mrow data-mjx-texclass="CLOSE"></mrow>
<mo data-latex="\\middle\\downarrow ">&#x2193;</mo>
<mo symmetric="true" data-latex="\\middle\\downarrow ">&#x2193;</mo>
<mrow data-mjx-texclass="OPEN" data-latex="\\middle\\downarrow"></mrow>
<mi data-latex="c">c</mi>
<mo data-mjx-texclass="CLOSE" fence="true" symmetric="true" data-latex="\\right\\uparrow">&#x2191;</mo>
Expand Down Expand Up @@ -3660,7 +3660,7 @@ exports[`Fenced Middle 1`] = `
<mo data-mjx-texclass="OPEN" data-latex="\\left(">(</mo>
<mi data-latex="a">a</mi>
<mrow data-mjx-texclass="CLOSE"></mrow>
<mo stretchy="true" data-latex="\\middle|">|</mo>
<mo stretchy="true" symmetric="true" data-latex="\\middle|">|</mo>
<mrow data-mjx-texclass="OPEN" data-latex="\\middle|"></mrow>
<mi data-latex="b">b</mi>
<mo data-mjx-texclass="CLOSE" data-latex="\\right)">)</mo>
Expand Down Expand Up @@ -7931,7 +7931,7 @@ exports[`Spacing Nonscript scriptlevel 1`] = `
<mo data-mjx-texclass="OPEN" fence="true" stretchy="true" symmetric="true" data-latex="\\left."></mo>
<mi data-latex="a">a</mi>
<mrow data-mjx-texclass="CLOSE"></mrow>
<mo stretchy="true" data-latex="\\middle|">|</mo>
<mo stretchy="true" symmetric="true" data-latex="\\middle|">|</mo>
<mrow data-mjx-texclass="OPEN" data-latex="\\middle|"></mrow>
<mi data-latex="b">b</mi>
<mo data-mjx-texclass="CLOSE" fence="true" stretchy="true" symmetric="true" data-latex="\\right."></mo>
Expand All @@ -7948,7 +7948,7 @@ exports[`Spacing Nonscript toplevel 1`] = `
<mi data-latex="a">a</mi>
<mspace width="0.278em"></mspace>
<mrow data-mjx-texclass="CLOSE"></mrow>
<mo stretchy="true" data-latex="\\middle|">|</mo>
<mo stretchy="true" symmetric="true" data-latex="\\middle|">|</mo>
<mrow data-mjx-texclass="OPEN" data-latex="\\middle|"></mrow>
<mspace width="0.278em"></mspace>
<mi data-latex="b">b</mi>
Expand Down Expand Up @@ -9156,7 +9156,7 @@ exports[`User Defined Macros Middle Color 1`] = `
<mi data-latex="A">A</mi>
<mstyle mathcolor="red"></mstyle>
<mrow data-mjx-texclass="CLOSE"></mrow>
<mo stretchy="true" mathcolor="red" data-latex="\\middle|">|</mo>
<mo stretchy="true" symmetric="true" mathcolor="red" data-latex="\\middle|">|</mo>
<mrow data-mjx-texclass="OPEN" data-latex="\\middle|"></mrow>
<mi data-latex="B">B</mi>
<mo data-mjx-texclass="CLOSE" data-latex="\\right)">)</mo>
Expand All @@ -9170,7 +9170,7 @@ exports[`User Defined Macros Right Color 1`] = `
<mo data-mjx-texclass="OPEN" data-latex="\\left(">(</mo>
<mi data-latex="A">A</mi>
<mrow data-mjx-texclass="CLOSE"></mrow>
<mo stretchy="true" data-latex="\\middle|">|</mo>
<mo stretchy="true" symmetric="true" data-latex="\\middle|">|</mo>
<mrow data-mjx-texclass="OPEN" data-latex="\\middle|"></mrow>
<mi data-latex="B">B</mi>
<mstyle mathcolor="red"></mstyle>
Expand Down
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