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Merged
merged 1 commit into from
Mar 5, 2025
+14 −17
Merged

Remove max-w-auto and max-h-auto #16917

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4 changes: 4 additions & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
- Ensure `not-*` does not remove `:is(…)` from variants ([#16825](https://github.com/tailwindlabs/tailwindcss/pull/16825))
- Ensure `@keyframes` are correctly emitted when using a prefixed setup ([#16850](https://github.com/tailwindlabs/tailwindcss/pull/16850))

### Changed

- Removed `max-w-auto` and `max-h-auto` utilities as they generate invalid CSS ([#16917](https://github.com/tailwindlabs/tailwindcss/pull/16917))

## [4.0.9] - 2025-02-25

### Fixed
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2 changes: 0 additions & 2 deletions packages/tailwindcss/src/__snapshots__/intellisense.test.ts.snap
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Expand Up @@ -5110,7 +5110,6 @@ exports[`getClassList 1`] = `
"max-h-9/12",
"max-h-10/12",
"max-h-11/12",
"max-h-auto",
"max-h-dvh",
"max-h-dvw",
"max-h-fit",
Expand Down Expand Up @@ -5158,7 +5157,6 @@ exports[`getClassList 1`] = `
"max-w-72",
"max-w-80",
"max-w-96",
"max-w-auto",
"max-w-dvh",
"max-w-dvw",
"max-w-fit",
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17 changes: 5 additions & 12 deletions packages/tailwindcss/src/utilities.test.ts
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Expand Up @@ -2738,8 +2738,8 @@ test('min-width', async () => {
@tailwind utilities;
`,
[
'min-w-auto',
'min-w-full',
'min-w-auto',
'min-w-min',
'min-w-max',
'min-w-fit',
Expand Down Expand Up @@ -2813,16 +2813,7 @@ test('max-width', async () => {
}
@tailwind utilities;
`,
[
'max-w-none',
'max-w-full',
'max-w-max',
'max-w-max',
'max-w-fit',
'max-w-4',
'max-w-xl',
'max-w-[4px]',
],
['max-w-none', 'max-w-full', 'max-w-max', 'max-w-fit', 'max-w-4', 'max-w-xl', 'max-w-[4px]'],
),
).toMatchInlineSnapshot(`
":root, :host {
Expand Down Expand Up @@ -2861,6 +2852,7 @@ test('max-width', async () => {
expect(
await run([
'max-w',
'max-w-auto',
'-max-w-4',
'-max-w-[4px]',
'max-w-none/foo',
Expand Down Expand Up @@ -2988,8 +2980,8 @@ test('min-height', async () => {
@tailwind utilities;
`,
[
'min-h-auto',
'min-h-full',
'min-h-auto',
'min-h-screen',
'min-h-svh',
'min-h-lvh',
Expand Down Expand Up @@ -3145,6 +3137,7 @@ test('max-height', async () => {
expect(
await run([
'max-h',
'max-h-auto',
'-max-h-4',
'-max-h-[4px]',
'max-h-none/foo',
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8 changes: 5 additions & 3 deletions packages/tailwindcss/src/utilities.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -944,11 +944,13 @@ export function createUtilities(theme: Theme) {
['height', value],
])
staticUtility(`w-${key}`, [['width', value]])
staticUtility(`min-w-${key}`, [['min-width', value]])
staticUtility(`max-w-${key}`, [['max-width', value]])
staticUtility(`h-${key}`, [['height', value]])
staticUtility(`min-w-${key}`, [['min-width', value]])
staticUtility(`min-h-${key}`, [['min-height', value]])
staticUtility(`max-h-${key}`, [['max-height', value]])
if (key !== 'auto') {
staticUtility(`max-w-${key}`, [['max-width', value]])
staticUtility(`max-h-${key}`, [['max-height', value]])
}
}

staticUtility(`w-screen`, [['width', '100vw']])
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