V8.7.0: Add support for PHP 8.4

Added

• Add support for PHP 8.4 (#675, #701, #746, #751)

Changed

• Mark parsing-internal classes and methods as @internal (#711)
• Block installations on unsupported higher PHP versions (#691)

Deprecated

• Deprecate the expansion of shorthand properties (#719)
• Deprecate Parser::setCharset() and Parser::getCharset() (#703)

V8.6.0: Critical features

Added

• Support arithmetic operators in CSS function arguments (#607)
• Add support for inserting an item in a CSS list (#545)
• Add support for the dvh, lvh and svh length units (#415)

Changed

• Improve performance of Value::parseValue with many delimiters by refactoring to remove array_search() (#413)

V8.5.2: Bug fixes

Changed

• Mark all class constants as @internal (#500)

Fixed

• Fix undefined local variable in CalcFunction::parse() (#593)

V8.5.1: Bug fixes

Fixed

• Fix (regression) failure to parse at-rules with strict parsing (#456)

V8.5.0

Added

• Add a method to get an import's media queries (#384)
• Add more unit tests (#381, #382)

Fixed

• Retain CSSList and Rule comments when rendering CSS (#351)
• Replace invalid turns unit with turn (#350)
• Also allow string values for rules (#348)
• Fix invalid calc parsing (#169)
• Handle scientific notation when parsing sizes (#179)
• Fix PHP 8.1 compatibility in ParserState::strsplit() (#344)

V8.4.0

Features

• Support for PHP 8.x
• PHPDoc annotations
• Allow usage of CSS variables inside color functions (by parsing them as regular functions)
• Use PSR-12 code style
• No deprecations

Bugfixes

• Improved handling of whitespace in calc()
• Fix parsing units whose prefix is also a valid unit, like vmin
• Allow passing an object to CSSList#replace
• Fix PHP 7.3 warnings
• Correctly parse keyframes with %
• Don’t convert large numbers to scientific notation
• Allow a file to end after an @import
• Preserve case of CSS variables as specced
• Allow identifiers to use escapes the same way as strings
• No longer use eval for the comparison in getSelectorsBySpecificity, in case it gets passed untrusted input (CVE-2020-13756). Also fixed in 8.3.1, 8.2.1, 8.1.1, 8.0.1, 7.0.4, 6.0.2, 5.2.1, 5.1.3, 5.0.9, 4.0.1, 3.0.1, 2.0.1, 1.0.1.
• Prevent an infinite loop when parsing invalid grid line names
• Remove invalid unit vm
• Retain rule order after expanding shorthands

Backwards-incompatible changes

• PHP ≥ 5.6 is now required
• HHVM compatibility target dropped

8.3.0: The “Ready for the good times” release

8.3.0 (2019-02-22)

• Refactor parsing logic to mostly reside in the class files whose data structure is to be parsed (this should eventually allow us to unit-test specific parts of the parsing logic individually).
• Fix error in parsing calc expessions when the first operand is a negative number, thanks to @raxbg.
• Support parsing CSS4 colors in hex notation with alpha values, thanks to @raxbg.
• Swallow more errors in lenient mode, thanks to @raxbg.
• Allow specifying arbitrary strings to output before and after declaration blocks, thanks to @westonruter.
• No backwards-incompatible changes
• No deprecations

8.2.0: The “calc(this + that)” release

8.2.0 (2018-07-13)

• Support parsing calc(), thanks to @raxbg.
• Support parsing grid-lines, again thanks to @raxbg.
• Support parsing legacy IE filters (progid:) in lenient mode, thanks to @FMCorz
• Performance improvements parsing large files, again thanks to @FMCorz
• No backwards-incompatible changes
• No deprecations

8.1.0: The “hacky IE, half-assed media query support and r/o comments” release

8.1.0 (2016-07-19)

• Comments are no longer silently ignored but stored with the object with which they appear (no render support, though). Thanks to @FMCorz.
• The IE hacks using \0 and \9 can now be parsed (and rendered) in lenient mode. Thanks (again) to @FMCorz.
• Media queries with or without spaces before the query are parsed. Still no real parsing support, though. Sorry…
• PHPUnit is now listed as a dev-dependency in composer.json.
• No backwards-incompatible changes
• No deprecations

8.0.0: The “so you’d like to know your origins” release

8.0.0 (2016-06-30)

• Store source CSS line numbers in tokens and parsing exceptions.
• No deprecations

Backwards-incompatible changes

• Unrecoverable parser errors throw an exception of type Sabberworm\CSS\Parsing\SourceException instead of \Exception.