Update tailwindcss monorepo to v4.2.4

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@tailwindcss/postcss (source)	4.1.11 → 4.2.4
tailwindcss (source)	4.1.11 → 4.2.4

---

Release Notes

tailwindlabs/tailwindcss (@​tailwindcss/postcss)

v4.2.4

Compare Source

Fixed

• Ensure imports in @import and @plugin still resolve correctly when using Vite aliases in @tailwindcss/vite (#​19947)

v4.2.3

Compare Source

Fixed

• Canonicalization: improve canonicalizations for tracking-* utilities by preferring non-negative utilities (e.g. -tracking-tighter → tracking-wider) (#​19827)
• Fix crash due to invalid characters in candidate (exceeding valid unicode code point range) (#​19829)
• Ensure query params in imports are considered unique resources when using @tailwindcss/webpack (#​19723)
• Canonicalization: collapse arbitrary values into shorthand utilities (e.g. px-[1.2rem] py-[1.2rem] → p-[1.2rem]) (#​19837)
• Canonicalization: collapse border-{t,b}-* into border-y-*, border-{l,r}-* into border-x-*, and border-{t,r,b,l}-* into border-* (#​19842)
• Canonicalization: collapse scroll-m{t,b}-* into scroll-my-*, scroll-m{l,r}-* into scroll-mx-*, and scroll-m{t,r,b,l}-* into scroll-m-* (#​19842)
• Canonicalization: collapse scroll-p{t,b}-* into scroll-py-*, scroll-p{l,r}-* into scroll-px-*, and scroll-p{t,r,b,l}-* into scroll-p-* (#​19842)
• Canonicalization: collapse overflow-{x,y}-* into overflow-* (#​19842)
• Canonicalization: collapse overscroll-{x,y}-* into overscroll-* (#​19842)
• Read from --placeholder-color instead of --background-color for placeholder-* utilities (#​19843)
• Upgrade: ensure files are not emptied out when killing the upgrade process while it's running (#​19846)
• Upgrade: use config.content when migrating from Tailwind CSS v3 to Tailwind CSS v4 (#​19846)
• Upgrade: never migrate files that are ignored by git (#​19846)
• Add .env and .env.* to default ignored content files (#​19846)
• Canonicalization: migrate overflow-ellipsis into text-ellipsis (#​19849)
• Canonicalization: migrate start-full → inset-s-full, start-auto → inset-s-auto, start-px → inset-s-px, and start-<number> → inset-s-<number> as well as negative versions (#​19849)
• Canonicalization: migrate end-full → inset-e-full, end-auto → inset-e-auto, end-px → inset-e-px, and end-<number> → inset-e-<number> as well as negative versions (#​19849)
• Canonicalization: move the - sign inside the arbitrary value -left-[9rem] → left-[-9rem] (#​19858)
• Canonicalization: move the - sign outside the arbitrary value ml-[calc(-1*var(--width))] → -ml-(--width) (#​19858)
• Improve performance when scanning JSONL / NDJSON files (#​19862)
• Support NODE_PATH environment variable in standalone CLI (#​19617)

v4.2.2

Compare Source

Fixed

• Don't crash when candidates contain prototype properties like row-constructor (#​19725)
• Canonicalize calc(var(--spacing)*…) expressions into --spacing(…) (#​19769)
• Fix crash in canonicalization step when handling utilities containing @property at-rules (e.g. shadow-sm border) (#​19727)
• Skip full reload for server only modules scanned by client CSS when using @tailwindcss/vite (#​19745)
• Add support for Vite 8 in @tailwindcss/vite (#​19790)
• Improve canonicalization for bare values exceeding default spacing scale suggestions (e.g. w-1234 h-1234 → size-1234) (#​19809)
• Fix canonicalization resulting in empty list (e.g. w-5 h-5 size-5 → '' instead of size-5) (#​19812)

v4.2.1

Compare Source

Fixed

• Allow trailing dash in functional utility names for backwards compatibility (#​19696)
• Properly detect classes containing . characters within curly braces in MDX files (#​19711)

v4.2.0

Compare Source

Added

• Add mauve, olive, mist, and taupe color palettes to the default theme (#​19627)
• Add @tailwindcss/webpack package to run Tailwind CSS as a webpack plugin (#​19610)
• Add pbs-* and pbe-* utilities for padding-block-start and padding-block-end (#​19601)
• Add mbs-* and mbe-* utilities for margin-block-start and margin-block-end (#​19601)
• Add scroll-pbs-* and scroll-pbe-* utilities for scroll-padding-block-start and scroll-padding-block-end (#​19601)
• Add scroll-mbs-* and scroll-mbe-* utilities for scroll-margin-block-start and scroll-margin-block-end (#​19601)
• Add border-bs-* and border-be-* utilities for border-block-start and border-block-end (#​19601)
• Add inline-*, min-inline-*, max-inline-* utilities for inline-size, min-inline-size, and max-inline-size (#​19612)
• Add block-*, min-block-*, max-block-* utilities for block-size, min-block-size, and max-block-size (#​19612)
• Add inset-s-*, inset-e-*, inset-bs-*, inset-be-* utilities for inset-inline-start, inset-inline-end, inset-block-start, and inset-block-end (#​19613)
• Add font-features-* utility for font-feature-settings (#​19623)

Fixed

• Prevent double @supports wrapper for color-mix values (#​19450)
• Allow whitespace around @source inline() argument (#​19461)
• Emit comment when source maps are saved to files when using @tailwindcss/cli (#​19447)
• Detect utilities containing capital letters followed by numbers (#​19465)
• Fix class extraction for Rails' strict locals (#​19525)
• Align @utility name validation with Oxide scanner rules (#​19524)
• Fix infinite loop when using @variant inside @custom-variant (#​19633)
• Allow multiples of .25 in aspect-* fractions (e.g. aspect-8.5/11) (#​19688)
• Ensure changes to external files listed via @source trigger a full page reload when using @tailwindcss/vite (#​19670)
• Improve performance of Oxide scanner in bigger projects by reducing file system walks (#​19632)
• Ensure import aliases in Astro v5 work without crashing when using @tailwindcss/vite (#​19677)
• Allow escape characters in @utility names to improve support with formatters such as Biome (#​19626)
• Fix incorrect canonicalization results when canonicalizing multiple times (#​19675)
• Add .jj to default ignored content directories (#​19687)

Deprecated

• Deprecate start-* and end-* utilities in favor of inset-s-* and inset-e-* utilities (#​19613)

v4.1.18

Compare Source

Fixed

• Ensure validation of source(…) happens relative to the file it is in (#​19274)
• Include filename and line numbers in CSS parse errors (#​19282)
• Skip comments in Ruby files when checking for class names (#​19243)
• Skip over arbitrary property utilities with a top-level ! in the value (#​19243)
• Support environment API in @tailwindcss/vite (#​18970)
• Preserve case of theme keys from JS configs and plugins (#​19337)
• Write source maps correctly on the CLI when using --watch (#​19373)
• Handle special defaults (like ringColor.DEFAULT) in JS configs (#​19348)
• Improve backwards compatibility for content theme key from JS configs (#​19381)
• Upgrade: Handle future and experimental config keys (#​19344)
• Try to canonicalize any arbitrary utility to a bare value (#​19379)
• Validate candidates similarly to Oxide (#​19397)
• Canonicalization: combine text-* and leading-* classes (#​19396)
• Correctly handle duplicate CLI arguments (#​19416)
• Don’t emit color-mix fallback rules inside @keyframes (#​19419)
• CLI: Don't hang when output is /dev/stdout (#​19421)

v4.1.17

Compare Source

Fixed

• Substitute @variant inside legacy JS APIs (#​19263)
• Prevent occasional crash on Windows when loaded into a worker thread (#​19242)

v4.1.16

Compare Source

Fixed

• Discard candidates with an empty data type (#​19172)
• Fix canonicalization of arbitrary variants with attribute selectors (#​19176)
• Fix invalid colors due to nested & (#​19184)
• Improve canonicalization for & > :pseudo and & :pseudo arbitrary variants (#​19178)

v4.1.15

Compare Source

Fixed

• Fix Safari devtools rendering issue due to color-mix fallback (#​19069)
• Suppress Lightning CSS warnings about :deep, :slotted, and :global (#​19094)
• Fix resolving theme keys when starting with the name of another theme key in JS configs and plugins (#​19097)
• Allow named groups in combination with not-*, has-*, and in-* (#​19100)
• Prevent important utilities from affecting other utilities (#​19110)
• Don’t index into strings with the theme(…) function (#​19111)
• Fix parsing issue when \t is used in at-rules (#​19130)
• Upgrade: Canonicalize utilities containing 0 values (#​19095)
• Upgrade: Migrate deprecated break-words to wrap-break-word (#​19157)

Changed

• Remove the postinstall script from oxide ([#​19149])(#​19149)

v4.1.14

Compare Source

Fixed

• Handle ' syntax in ClojureScript when extracting classes (#​18888)
• Handle @variant inside @custom-variant (#​18885)
• Merge suggestions when using @utility (#​18900)
• Ensure that file system watchers created when using the CLI are always cleaned up (#​18905)
• Do not generate grid-column utilities when configuring grid-column-start or grid-column-end (#​18907)
• Do not generate grid-row utilities when configuring grid-row-start or grid-row-end (#​18907)
• Prevent duplicate CSS when overwriting a static utility with a theme key (#​18056)
• Show Lightning CSS warnings (if any) when optimizing/minifying (#​18918)
• Use default export condition for @tailwindcss/vite (#​18948)
• Re-throw errors from PostCSS nodes (#​18373)
• Detect classes in markdown inline directives (#​18967)
• Ensure files with only @theme produce no output when built (#​18979)
• Support Maud templates when extracting classes (#​18988)
• Upgrade: Do not migrate variant = 'outline' during upgrades (#​18922)
• Upgrade: Show version mismatch (if any) when running upgrade tool (#​19028)
• Upgrade: Ensure first class inside className is migrated (#​19031)
• Upgrade: Migrate classes inside *ClassName and *Class attributes (#​19031)

v4.1.13

Compare Source

Changed

• Drop warning from browser build (#​18731)
• Drop exact duplicate declarations when emitting CSS (#​18809)

Fixed

• Don't transition visibility when using transition (#​18795)
• Discard matched variants with unknown named values (#​18799)
• Discard matched variants with non-string values (#​18799)
• Show suggestions for known matchVariant values (#​18798)
• Replace deprecated clip with clip-path in sr-only (#​18769)
• Hide internal fields from completions in matchUtilities (#​18820)
• Ignore .vercel folders by default (can be overridden by @source … rules) (#​18855)
• Consider variants starting with @- to be invalid (e.g. @-2xl:flex) (#​18869)
• Do not allow custom variants to start or end with a - or _ (#​18867, #​18872)
• Upgrade: Migrate aria theme keys to @custom-variant (#​18815)
• Upgrade: Migrate data theme keys to @custom-variant (#​18816)
• Upgrade: Migrate supports theme keys to @custom-variant (#​18817)

v4.1.12

Compare Source

Fixed

• Don't consider the global important state in @apply (#​18404)
• Add missing suggestions for flex-<number> utilities (#​18642)
• Fix trailing ) from interfering with extraction in Clojure keywords (#​18345)
• Detect classes inside Elixir charlist, word list, and string sigils (#​18432)
• Track source locations through @plugin and @config (#​18345)
• Allow boolean values of process.env.DEBUG in @tailwindcss/node (#​18485)
• Ignore consecutive semicolons in the CSS parser (#​18532)
• Center the dropdown icon added to an input with a paired datalist by default (#​18511)
• Extract candidates in Slang templates (#​18565)
• Improve error messages when encountering invalid functional utility names (#​18568)
• Discard CSS AST objects with false or undefined properties (#​18571)
• Allow users to disable URL rebasing in @tailwindcss/postcss via transformAssetUrls: false (#​18321)
• Fix false-positive migrations in addEventListener and JavaScript variable names (#​18718)
• Fix Standalone CLI showing default Bun help when run via symlink on Windows (#​18723)
• Read from --border-color-* theme keys in divide-* utilities for backwards compatibility (#​18704)
• Don't scan .hdr and .exr files for classes by default (#​18734)

---

Configuration

📅 Schedule: (UTC)

• Branch creation
  • At any time (no schedule defined)
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[coderabbitai]

Important

Review skipped

Bot user detected.

To trigger a single review, invoke the @coderabbitai review command.

You can disable this status message by setting the reviews.review_status to false in the CodeRabbit configuration file.

• 🔍 Trigger a full review

---

_{Comment @coderabbitai help to get the list of available commands and usage tips.}

[socket-security]

All alerts resolved. Learn more about Socket for GitHub.

This PR previously contained dependency changes with security issues that have been resolved, removed, or ignored.

View full report

[socket-security]

Review the following changes in direct dependencies. Learn more about Socket for GitHub.

Diff	Package	Supply Chain Security	Vulnerability	Quality	Maintenance	License
	@​tailwindcss/​postcss@​4.1.11 ⏵ 4.2.4			+19	+1
	tailwindcss@​4.1.11 ⏵ 4.2.4	+1		+16	+3

View full report