v4.9.1 (2026-09-02)
Changes
#4478 fix: error when a mixin call is used as a property value (@Lfan-ke)
v4.9.0 (2026-08-13)
Changes
#4488 feat: support [...] lookups in @{...} interpolation (@matthew-dean)
#4486 fix: prevent reparsing escape() results (@snowyukitty)
#4481 fix: keep the media type first when flattening nested @media queries (@Lfan-ke)
v4.8.1 (2026-07-26)
Changes
#4483 fix(release): sync release version from PR title (@matthew-dean)
#4479 fix: leave math functions for the browser when an argument is a runtime CSS var() (@Lfan-ke)
#4477 fix: forwarding an unset variadic no longer overrides callee defaults (@Lfan-ke)
#4474 chore: release v4.8.0 — deprecate legacy identifier forms and dynamic @charset (@app/github-actions)
v4.8.0 (2026-07-22)
Changes
#4473 fix(mixing): resolves issue #4234 (@puckowski)
#4472 Fix boolean() parsing for comparisons between inline condition expressions (@app/copilot-swe-agent)
Deprecation Warnings
#4475 Deprecate numeric-leading and dash-only variable names, dash-only mixin names, and dynamic @charset interpolation for removal in Less 5.x. Less 4 preserves the existing output while warning; migrate names to valid identifiers and use a static quoted @charset declaration. (@matthew-dean)
v4.7.0 (2026-07-18)
Changes
#4469 Follow-up to #4462: migrate remaining @var fixtures, DRY the prelude bare-@var scan, add warnings coverage (@matthew-dean)
#4462 feat: deprecate bare @variable in non-value at-rule positions (@matthew-dean)
#4461 Fix #4460: parse comparison/range syntax in container style() queries (@dweep-js)
#4459 refactor: extract shared ESLint config and add lint scripts (@JessenReinhart)
#4456 Replace image-size with probe-image-size (@priyamkarn)
v4.6.7 (2026-06-20)
Changes
#4457 Fix failing "Request Copilot review" CI job (@app/copilot-swe-agent)
#4451 chore: release v4.6.6 (@app/github-actions)
v4.6.6 (2026-06-14)
Changes
#4450 fix: use printf for PR body to avoid YAML indentation error in run block (@matthew-dean)
#4449 fix: correct push event typo in create-release-pr workflow (pus → push:) (@matthew-dean)
#4446 fix: avoid TypeError on nested @supports with dumpLineNumbers (@sarathfrancis90)
#4441 Preserve spacing for container feature functions (@puneetdixit200)
#4440 chore: prevent dependency lifecycle scripts (@puckowski)
#4437 docs: fix incorrect contributor attributions in v4.6.0 changelog (@barry3406)
#4434 fix(issue#4316): color calc inside from expression (@puckowski)