postcss/CHANGELOG.md

# Change Log

This project adheres to [Semantic Versioning](https://semver.org/).

## 8.5.25

- Fixed 8.5.17 visitor regression.
- Fixed `list.split()` for non-string values (by @amir-rezaei).

## 8.5.24

- Preserve the BOM after the processing (by @hdimer).

## 8.5.23

- Do not load source map without `opts.from` for security reasons.

## 8.5.22

- Fixed custom property losing semicolon before a comment (by @sarathfrancis90).

## 8.5.21

- Fixed childless at-rule losing semicolon before comment (by @sarathfrancis90).
- Fixed docs (by @isker).

## 8.5.20

- Fixed missing space if `AtRule#params` is set after (by @sarathfrancis90).
- Fixed mixing AST error on warnings (by @MahinAnowar).

## 8.5.19

- Fixed cleaning `before` for new nodes inserted to `Root` (by @MahinAnowar).

## 8.5.18

- Restricted loading previous source maps file to the `opts.from` folder for security reasons (use `unsafeMap: true` to disable the check).

## 8.5.17

- Fixed `Maximum call stack size exceeded` error.
- Fixed Prototype hijacking for `postcss.fromJSON()`.
- Fixed `Input#origin()` for unmapped end position (by @chatman-media).

## 8.5.16

- Fixed `Input#origin()` position (by @mizdra).
- Fixed `raws` after rehydrating a JSON AST (by @sarathfrancis90).
- Fixed putting parent-less node in `nodes` of new node (by @MahinAnowar).
- Fixed computing `offset` in `positionBy()` (by @greymoth-jp).
- Fixed `rangeBy()` on `index: 0` (by @sarathfrancis90).

## 8.5.15

- Fixed declaration parsing performance (by @homanp).

## 8.5.14

- Fixed custom syntax regression (by @43081j).

## 8.5.13

- Fixed `postcss-scss` commend regression.

## 8.5.12

- Fixed reading any file via user-generated CSS.
- Added `opts.unsafeMap` to disable checks.

## 8.5.11

- Fixed nested brackets parsing performance (by @offset).

## 8.5.10

- Fixed XSS via unescaped `</style>` in non-bundler cases (by @TharVid).

## 8.5.9

- Speed up source map encoding paring in case of the error.

## 8.5.8

- Fixed `Processor#version`.

## 8.5.7

- Improved source map annotation cleaning performance (by CodeAnt AI).

## 8.5.6

- Fixed `ContainerWithChildren` type discriminating (by @Goodwine).

## 8.5.5

- Fixed `package.json`→`exports` compatibility with some tools (by @JounQin).

## 8.5.4

- Fixed Parcel compatibility issue (by @git-sumitchaudhary).

## 8.5.3

- Added more details to `Unknown word` error (by @hiepxanh).
- Fixed types (by @romainmenke).
- Fixed docs (by @catnipan).

## 8.5.2

- Fixed end position of rules with semicolon (by @romainmenke).

## 8.5.1

- Fixed backwards compatibility for complex cases (by @romainmenke).

## 8.5 “Duke Alloces”

- Added `Input#document` for sources like CSS-in-JS or HTML (by @romainmenke).

## 8.4.49

- Fixed custom syntax without `source.offset` (by @romainmenke).

## 8.4.48

- Fixed position calculation in error/warnings methods (by @romainmenke).

## 8.4.47

- Removed debug code.

## 8.4.46

- Fixed `Cannot read properties of undefined (reading 'before')`.

## 8.4.45

- Removed unnecessary fix which could lead to infinite loop.

## 8.4.44

- Another way to fix `markClean is not a function` error.

## 8.4.43

- Fixed `markClean is not a function` error.

## 8.4.42

- Fixed CSS syntax error on long minified files (by @varpstar).

## 8.4.41

- Fixed types (by @nex3 and @querkmachine).
- Cleaned up RegExps (by @bluwy).

## 8.4.40

- Moved to getter/setter in nodes types to help Sass team (by @nex3).

## 8.4.39

- Fixed `CssSyntaxError` types (by @romainmenke).

## 8.4.38

- Fixed `endIndex: 0` in errors and warnings (by @romainmenke).

## 8.4.37

- Fixed `original.column are not numbers` error in another case.

## 8.4.36

- Fixed `original.column are not numbers` error on broken previous source map.

## 8.4.35

- Avoid `!` in `node.parent.nodes` type.
- Allow to pass `undefined` to node adding method to simplify types.

## 8.4.34

- Fixed `AtRule#nodes` type (by Tim Weißenfels).
- Cleaned up code (by Dmitry Kirillov).

## 8.4.33

- Fixed `NoWorkResult` behavior difference with normal mode (by Romain Menke).
- Fixed `NoWorkResult` usage conditions (by @ahmdammarr).

## 8.4.32

- Fixed `postcss().process()` types (by Andrew Ferreira).

## 8.4.31

- Fixed `\r` parsing to fix CVE-2023-44270.

## 8.4.30

- Improved source map performance (by Romain Menke).

## 8.4.29

- Fixed `Node#source.offset` (by Ido Rosenthal).
- Fixed docs (by Christian Oliff).

## 8.4.28

- Fixed `Root.source.end` for better source map (by Romain Menke).
- Fixed `Result.root` types when `process()` has no parser.

## 8.4.27

- Fixed `Container` clone methods types.

## 8.4.26

- Fixed clone methods types.

## 8.4.25

- Improve stringify performance (by Romain Menke).
- Fixed docs (by @vikaskaliramna07).

## 8.4.24

- Fixed `Plugin` types.

## 8.4.23

- Fixed warnings in TypeDoc.

## 8.4.22

- Fixed TypeScript support with `node16` (by Remco Haszing).

## 8.4.21

- Fixed `Input#error` types (by Aleks Hudochenkov).

## 8.4.20

- Fixed source map generation for childless at-rules like `@layer`.

## 8.4.19

- Fixed whitespace preserving after AST transformations (by Romain Menke).

## 8.4.18

- Fixed an error on `absolute: true` with empty `sourceContent` (by Rene Haas).

## 8.4.17

- Fixed `Node.before()` unexpected behavior (by Romain Menke).
- Added TOC to docs (by Mikhail Dedov).

## 8.4.16

- Fixed `Root` AST migration.

## 8.4.15

- Fixed AST normalization after using custom parser with old PostCSS AST.

## 8.4.14

- Print “old plugin API” warning only if plugin was used (by @zardoy).

## 8.4.13

- Fixed `append()` error after using `.parent` (by Jordan Pittman).

## 8.4.12

- Fixed `package.funding` to have same value between all PostCSS packages.

## 8.4.11

- Fixed `Declaration#raws.value` type.

## 8.4.10

- Fixed `package.funding` URL format.

## 8.4.9

- Fixed `package.funding` (by Álvaro Mondéjar).

## 8.4.8

- Fixed end position in empty Custom Properties.

## 8.4.7

- Fixed `Node#warn()` type (by Masafumi Koba).
- Fixed comment removal in values after `,`.

## 8.4.6

- Prevented comment removing when it change meaning of CSS.
- Fixed parsing space in last semicolon-less CSS Custom Properties.
- Fixed comment cleaning in CSS Custom Properties with space.
- Fixed throwing an error on `.root` access for plugin-less case.

## 8.4.5

- Fixed `raws` types to make object extendable (by James Garbutt).
- Moved from Yarn 1 to pnpm.

## 8.4.4

- Fixed absolute path in source map on zero plugins mode.

## 8.4.3

- Fixed `this.css.replace is not a function` error.

## 8.4.2

- Fixed previous source map support in zero plugins mode.

## 8.4.1

- Fixed `Stringifier` types (by James Garbutt).

## 8.4 “President Camio”

- Added ranges for errors and warnings (by Adaline Valentina Simonian).
- Added `Stringifier` types (by James Garbutt).
- Added `Processor` types.
- Removed `PostCSS does nothing` warning by lazy parser (Bogdan Dolin).
- Fixed `Node#walkRules()` types (by Aleks Hudochenkov).
- Fixed types `Root` and `Document` in result values (by James Garbutt).
- Reduced npm install size by 0.5 MB.
- Moved tests from Jest to `uvu` (by Andrey Kim).
- Fixed docs (by Paul Shryock).

## 8.3.11

- Remove debugging code.

## 8.3.10

- Fixed `Maximum call stack` issue of some source maps (by Yeting Li).

## 8.3.9

- Replaced `nanocolors` to `picocolors`.
- Reduced package size.

## 8.3.8

- Update `nanocolors`.

## 8.3.7

- Replaced `colorette` to `nanocolors`.
- Added bug field to `package.json` (by Christian Oliff).
- Improved docs (by Andrew Bruce and Paul Shryock).

## 8.3.6

- Fixed column in `missed semicolon` error (by @Gusted).

## 8.3.5

- Fixed broken AST detection.

## 8.3.4

- Fixed broken AST detection.

## 8.3.3

- Fixed broken AST on `postcss` dependency duplication in custom parsers.

## 8.3.2

- Update changelog.

## 8.3.1

- Fixed false positives `PostCSS does nothing` warning on `syntax` option.

## 8.3 “Duke Murmur”

- Added `Node#assign()` shortcut (by Jonathan Neal).
- Added experimental `Document` node to AST (by Aleks Hudochenkov).
- Moved to faster fork of `source-map` (by Valentin Semirulnik).

## 8.2.15

- Fixed `list` type definitions (by @n19htz).

## 8.2.14

- Removed `source-map` from client-side bundle (by Barak Igal).

## 8.2.13

- Fixed ReDoS vulnerabilities in source map parsing (by Yeting Li).

## 8.2.12

- Fixed `package.json` exports.

## 8.2.11

- Fixed `DEP0148` warning in Node.js 16.
- Fixed docs (by @semiromid).

## 8.2.10

- Fixed ReDoS vulnerabilities in source map parsing.
- Fixed webpack 5 support (by Barak Igal).
- Fixed docs (by Roeland Moors).

## 8.2.9

- Exported `NodeErrorOptions` type (by Rouven Weßling).

## 8.2.8

- Fixed browser builds in webpack 4 (by Matt Jones).

## 8.2.7

- Fixed browser builds in webpack 5 (by Matt Jones).

## 8.2.6

- Fixed `Maximum call stack size exceeded` in `Node#toJSON`.
- Fixed docs (by inokawa).

## 8.2.5

- Fixed escaped characters handling in `list.split` (by Natalie Weizenbaum).

## 8.2.4

- Added plugin name to `postcss.plugin()` warning (by Tom Williams).
- Fixed docs (by Bill Columbia).

## 8.2.3

- Fixed `JSON.stringify(Node[])` support (by Niklas Mischkulnig).

## 8.2.2

- Fixed CSS-in-JS support (by James Garbutt).
- Fixed plugin types (by Ludovico Fischer).
- Fixed `Result#warn()` types.

## 8.2.1

- Fixed `Node#toJSON()` and `postcss.fromJSON()` (by Niklas Mischkulnig).

## 8.2 “Prince Orobas”

- Added `Node#toJSON()` and `postcss.fromJSON()` (by Niklas Mischkulnig).

## 8.1.14

- Fixed parser performance regression.

## 8.1.13

- Fixed broken AST after moving nodes in visitor API.

## 8.1.12

- Fixed Autoprefixer regression.

## 8.1.11

- Added PostCSS update suggestion on unknown event in plugin.

## 8.1.10

- Fixed `LazyResult` type export (by Evan You).
- Fixed `LazyResult` type compatibility with `Promise` (by Anton Kastritskiy).

## 8.1.9

- Reduced dependencies number (by Bogdan Chadkin).

## 8.1.8

- Fixed `LazyResult` type compatibility with `Promise` (by Ludovico Fischer).
- Fixed HTTPS links in documentation.

## 8.1.7

- Fixed `import` support in TypeScript (by Remco Haszing).

## 8.1.6

- Reverted `package.exports` Node.js 15 fix.

## 8.1.5

- Fixed Node.js 15 warning (by 沈鸿飞).

## 8.1.4

- Fixed TypeScript definition (by Arthur Petrie).

## 8.1.3

- Added `package.types`.

## 8.1.2

- Fixed API docs (by Arthur Petrie).
- Improved plugin guide (by Yunus Gaziev).
- Prepared code base for Deno support (by Oscar Otero).

## 8.1.1

- Updated funding link.

## 8.1 “Duke Gemory”

- Added `Once` and `OnceExit` events.
- Fixed `Root` and `RootExit` events re-visiting.
- Fixed node re-visiting on deep children changes.
- Added docs for visitor API events.

## 8.0.9

- Replace prototype in PostCSS 7 nodes instead of recreating them.
- Added missed `Transformer` to exported types (by Pierre-Marie Dartus).

## 8.0.8

- Fix `8.0.7` regression on PostCSS 7 nodes converting (by Adam Wathan).

## 8.0.7

- Fixed compatibility issue with mixin AST with PostCSS 7 and 8 nodes.
- Added migration guide translation to Chinese to the warning.

## 8.0.6

- Fixed child adding methods in `Container`.

## 8.0.5

- Update changelog.

## 8.0.4

- Fixed `Cannot read property 'line' of null` error.
- Fixed source map support for declarations.

## 8.0.3

- Fixed client-side bundling support.

## 8.0.2

- Fixed plugin packs support.

## 8.0.1

- Updated `Processor#version`.

## 8.0 “President Ose”

- Removed support for Node.js 6.x, 8.x, 11.x, and 13.x versions.
- Removed `postcss.vendor` helpers.
- Deprecated `postcss.plugin()` API.
- Treats `sourceMap.sources` as URL instead of file path.
- Plugins and runners must have `postcss` in `peerDependencies`.
- Prohibited to extend PostCSS AST classes.
- Moved from JSDoc to TypeDoc.
- Moved unknown source from counter to random IDs.
- Added visitor API for plugins (by Alexey Bondarenko).
- Added ES modules support.
- Added named exports for public classes `const { Rule } = require('postcss)`.
- Added `position.url` to `Node#origin()` result.
- Added `opts.maps.absolute = true` option.
- Added `opts.maps.annotation = (file, root) => url` option support.
- Added `Node#source.offset` (by Ayaz Zaynutdinov).
- Added `Declaration#variable`.
- Added JSON source map support.
- Added index source map support.
- Added `Declaration#value` auto-converting to string.
- Fixed parsing `{}` in at-rule parameters.
- Fixed parsing empty Custom Properties. `--foo: ;` will have ` ` value.
- Fixed building PostCSS with Rollup (by MapGrid).
- Fixed TypeScript types.
- Fixed source map relative paths.
- Fixed calling `replaceWith` with input replaced node (by Joseph Kaptur).
- Improved “Writing a PostCSS Plugin” docs (by Alexey Bondarenko).
- Removed Babel from the project’s release process.
- Removed docs from npm package.
- Replaced `chalk` to `colorette`.

## 7.0.38

- Update `Processor#version`.

## 7.0.37

- Backport `chalk` to `nanocolors` migration.

## 7.0.36

- Backport ReDoS vulnerabilities from PostCSS 8.

## 7.0.35

- Add migration guide link to PostCSS 8 error text.

## 7.0.34

- Fix compatibility with `postcss-scss` 2.

## 7.0.33

- Add error message for PostCSS 8 plugins.

## 7.0.32

- Fix error message (by @admosity).

## 7.0.31

- Use only the latest source map annotation (by Emmanouil Zoumpoulakis).

## 7.0.30

- Fix TypeScript definition (by Natalie Weizenbaum).

## 7.0.29

- Update `Processor#version`.

## 7.0.28

- Fix TypeScript definition (by Natalie Weizenbaum).

## 7.0.27

- Fix TypeScript definition (by Natalie Weizenbaum).

## 7.0.26

- Fix TypeScript definition (by Natalie Weizenbaum).

## 7.0.25

- Fix absolute path support for Windows (by Tom Raviv).

## 7.0.24

- Fix TypeScript definition (by Keith Cirkel).

## 7.0.23

- Update `Processor#version`.

## 7.0.22

- Add funding link for `npm fund`.

## 7.0.21

- Revert passing `nodes` property to node constructor.

## 7.0.20

- Allow to pass PostCSS’s nodes in `nodes` property to node constructor.

## 7.0.19

- Fix passing `nodes` property to node constructor.

## 7.0.18

- Fix TypeScript type definitions (by Jan Buschtöns).

## 7.0.17

- Fix TypeScript type definitions (by Bob Matcuk and Jan Buschtöns).

## 7.0.16

- Revert Custom Properties fix until PostCSS 8.0.

## 7.0.15

- Fix Custom Properties support (by Ivan Solovev).

## 7.0.14

- Fix tokenizer for `postcss-less` (by Matt Lyons).

## 7.0.13

- Fix parsing regression in 7.0.12 for comments between property and value.

## 7.0.12

- Fix parsing broken CSS with two words in declaration property.

## 7.0.11

- Fix source maps on declaration semicolon (by Niklas Mischkulnig).

## 7.0.10

- Fix source maps (by Niklas Mischkulnig).

## 7.0.9

- Increase stringifing performance for non-raws AST.

## 7.0.8

- Fix TypeScript definitions (by Ankur Oberoi).
- Use `support-colors` 6.0.

## 7.0.7

- Extend `Error` in `CssSyntaxError`.

## 7.0.6

- Fix parsing files with BOM (by Veniamin Krol).

## 7.0.5

- Reduce npm package size (by Gilad Peleg).

## 7.0.4

- Fix safe parser regression.

## 7.0.3

- Fix tokenizer extendability (by Andrew Powell).
- Reduce npm package size.

## 7.0.2

- Fix warning text (by Rui Pedro M Lima).

## 7.0.1

- Fix JSDoc (by Steven Lambert).

## 7.0 “President Amy”

- Remove Node.js 9 and Node.js 4 support.
- Remove IE and “dead” browsers support for client-side Babel transpiling.
- Add CSS position on error happened inside `walk()` (by Nikhil Gaba).
- Add `LazyResult#finally` (by Igor Kamyshev).
- Add warning on calling PostCSS without plugins and syntax options.
- Reduce client-side size.

## 6.0.23

- Fix parsing nested at-rules without semicolon, params, and spaces.
- Fix docs (by Kevin Schiffer and Pat Cavit).

## 6.0.22

- Fix `Node#prev` and `Node#next` on missed parent.

## 6.0.21

- Rename Chinese docs to fix `yarnpkg.com` issue.

## 6.0.20

- Better error message on `null` as input CSS.

## 6.0.19

- Fix TypeScript definitions for source maps (by Oleh Kuchuk).
- Fix `source` field in TypeScript definitions (by Sylvain Pollet-Villard).

## 6.0.18

- Use primitive object in TypeScript definitions (by Sylvain Pollet-Villard).

## 6.0.17

- Fix parsing comment in selector between word tokens (by Oleh Kuchuk).

## 6.0.16

- Fix warning text (by Michael Keller).

## 6.0.15

- Add warning about missed `from` option on `process().then()` call.
- Add IE 10 support.

## 6.0.14

- Fix TypeScript definitions (by Jed Mao).

## 6.0.13

- Fix TypeScript definitions for case of multiple PostCSS versions
  in `node_modules` (by Chris Eppstein).
- Use `source-map` 0.6.

## 6.0.12

- Don’t copy `*` hack to declaration indent.

## 6.0.11

- Add upper case `!IMPORTANT` support.

## 6.0.10

- Reduce PostCSS size in webpack bundle.

## 6.0.9

- Improve error message for plugin with old PostCSS (by Igor Adamenko).

## 6.0.8

- Fix Node.js 4.2.2 support.

## 6.0.7

- Fix base64 decoding for old Node.js and browser.

## 6.0.6

- Fix `end` position in at-rule without semicolon (by Oleh Kuchuk).

## 6.0.5

- Move Babel config from `package.json` for `node_modules` compiling cases.

## 6.0.4

- Fix parsing `;;` after rules.
- Use Chalk 2.0.

## 6.0.3

- Fix escape sequences parsing (by Oleh Kuchuk).
- Added ability to force disable colors with an environment variable.
- Improved color detection of some terminal apps.

## 6.0.2

- Keep `raws.before` on moving `Root` children to new `Root`.

## 6.0.1

- Fix parser extensibility to use it in Safe Parser.

## 6.0 “Marquis Orias”

- Remove node.js 0.12 support.
- Remove deprecated method from PostCSS 4.
- Insert methods remove child from previous parent, instead of closing.
- Insert methods and cloning doesn’t clean `raws` anymore.
- Methods `moveTo`, `moveAfter`, `moveBefore` were deprecated.
- Options was changed in `Plugin#process(css, processOptions, pluginOptions)`.
- Add stream parser to reduce memory usage (by Oleh Kuchuk).
- Add `before()`/`after()` shortcuts for `node.parent.insertBefore(node, x)`.
- Add `Rule#raws.ownSemicolon` for semicolon after templates for `@apply`.
- Use `babel-preset-env` to compile npm package.
- Remove `js-base64` from dependencies (by Roman Dvornov).
- Fix error message on single `:` in CSS.
- Move tests to Jest.
- Clean up test (by Gabriel Kalani).

## 5.2.18

- Fix TypeScript definitions for case of multiple PostCSS versions
  in `node_modules` (by Chris Eppstein).

## 5.2.17

- Add `postcss-sass` suggestion to syntax error on `.sass` input.

## 5.2.16

- Better error on wrong argument in node constructor.

## 5.2.15

- Fix TypeScript definitions (by bumbleblym).

## 5.2.14

- Fix browser bundle building in webpack (by janschoenherr).

## 5.2.13

- Do not add comment to important raws.
- Fix JSDoc (by Dmitry Semigradsky).

## 5.2.12

- Fix typo in deprecation message (by Garet McKinley).

## 5.2.11

- Fix TypeScript definitions (by Jed Mao).

## 5.2.10

- Fix TypeScript definitions (by Jed Mao).

## 5.2.9

- Update TypeScript definitions (by Jed Mao).

## 5.2.8

- Fix error message (by Ben Briggs).

## 5.2.7

- Better error message on syntax object in plugins list.

## 5.2.6

- Fix `postcss.vendor` for values with spaces (by 刘祺).

## 5.2.5

- Better error message on unclosed string (by Ben Briggs).

## 5.2.4

- Improve terminal CSS syntax highlight (by Simon Lydell).

## 5.2.3

- Better color highlight in syntax error code frame.
- Fix color highlight support in old systems.

## 5.2.2

- Update `Processor#version`.

## 5.2.1

- Fix source map path for CSS without `from` option (by Michele Locati).

## 5.2 “Duke Vapula”

- Add syntax highlight to code frame in syntax error (by Andrey Popp).
- Use Babel code frame style and size in syntax error.
- Add `[` and `]` tokens to parse `[attr=;] {}` correctly.
- Add `ignoreErrors` options to tokenizer (by Andrey Popp).
- Fix error position on tab indent (by Simon Lydell).

## 5.1.2

- Suggests SCSS/Less parsers on parse errors depends on file extension.

## 5.1.1

- Fix TypeScript definitions (by Efremov Alexey).

## 5.1 “King and President Zagan”

- Add URI in source map support (by Mark Finger).
- Add `map.from` option (by Mark Finger).
- Add `<no source>` mappings for nodes without source (by Bogdan Chadkin).
- Add function value support to `map.prev` option (by Chris Montoro).
- Add declaration value type check in shortcut creating (by 刘祺).
- `Result#warn` now returns new created warning.
- Don’t call plugin creator in `postcss.plugin` call.
- Add source maps to PostCSS ES5 build.
- Add JSDoc to PostCSS classes.
- Clean npm package from unnecessary docs.

## 5.0.21

- Fix support with input source mao with `utf8` encoding name.

## 5.0.20

- Fix between raw value parsing (by David Clark).
- Update TypeScript definitions (by Jed Mao).
- Clean fake node.source after `append(string)`.

## 5.0.19

- Fix indent-based syntaxes support.

## 5.0.18

- Parse new lines according W3C CSS syntax specification.

## 5.0.17

- Fix options argument in `Node#warn` (by Ben Briggs).
- Fix TypeScript definitions (by Jed Mao).

## 5.0.16

- Fix CSS syntax error position on unclosed quotes.

## 5.0.15

- Fix `Node#clone()` on `null` value somewhere in node.

## 5.0.14

- Allow to use PostCSS in webpack bundle without JSON loader.

## 5.0.13

- Fix `index` and `word` options in `Warning#toString` (by Bogdan Chadkin).
- Fix input source content loading in errors.
- Fix map options on using `LazyResult` as input CSS.
- 100% test coverage.
- Use Babel 6.

## 5.0.12

- Allow passing a previous map with no mappings (by Andreas Lind).

## 5.0.11

- Increase plugins performance by 1.5 times.

## 5.0.10

- Fix warning from nodes without source.

## 5.0.9

- Fix source map type detection (by @asan).

## 5.0.8

- Fixed a missed step in `5.0.7` that caused the module to be published as
  ES6 code.

## 5.0.7

- PostCSS now requires that node 0.12 is installed via the engines property
  in package.json (by Howard Zuo).

## 5.0.6

- Fix parsing nested at-rule without semicolon (by Matt Drake).
- Trim `Declaration#value` (by Bogdan Chadkin).

## 5.0.5

- Fix multi-tokens property parsing (by Matt Drake).

## 5.0.4

- Fix start position in `Root#source`.
- Fix source map annotation, when CSS uses `\r\n` (by Mohammad Younes).

## 5.0.3

- Fix `url()` parsing.
- Fix using `selectors` in `Rule` constructor.
- Add start source to `Root` node.

## 5.0.2

- Fix `remove(index)` to be compatible with 4.x plugin.

## 5.0.1

- Fix PostCSS 4.x plugins compatibility.
- Fix type definition loading (by Jed Mao).

## 5.0 “President Valac”

- Remove `safe` option. Move Safe Parser to separate project.
- `Node#toString` does not include `before` for root nodes.
- Remove plugin returning `Root` API.
- Remove Promise polyfill for node.js 0.10.
- Deprecate `eachInside`, `eachDecl`, `eachRule`, `eachAtRule` and `eachComment`
  in favor of `walk`, `walkDecls`, `walkRules`, `walkAtRules` and `walkComments`
  (by Jed Mao).
- Deprecate `Container#remove` and `Node#removeSelf`
  in favor of `Container#removeChild` and `Node#remove` (by Ben Briggs).
- Deprecate `Node#replace` in favor of `replaceWith` (by Ben Briggs).
- Deprecate raw properties in favor of `Node#raws` object.
- Deprecate `Node#style` in favor of `raw`.
- Deprecate `CssSyntaxError#generated` in favor of `input`.
- Deprecate `Node#cleanStyles` in favor of `cleanRaws`.
- Deprecate `Root#prevMap` in favor of `Root.source.input.map`.
- Add `syntax`, `parser` and `stringifier` options for Custom Syntaxes.
- Add stringifier option to `Node#toString`.
- Add `Result#content` alias for non-CSS syntaxes.
- Add `plugin.process(css)` shortcut to every plugin function (by Ben Briggs).
- Add multiple nodes support to insert methods (by Jonathan Neal).
- Add `Node#warn` shortcut (by Ben Briggs).
- Add `word` and `index` options to errors and warnings (by David Clark).
- Add `line`, `column` properties to `Warning`.
- Use `supports-color` library to detect color support in error output.
- Add type definitions for TypeScript plugin developers (by Jed Mao).
- `Rule#selectors` setter detects separators.
- Add `postcss.stringify` method.
- Throw descriptive errors for incorrectly formatted plugins.
- Add docs to npm release.
- Fix `url()` parsing.
- Fix Windows support (by Jed Mao).

## 4.1.16

- Fix errors without stack trace.

## 4.1.15

- Allow asynchronous plugins to change processor plugins list (by Ben Briggs).

## 4.1.14

- Fix for plugins packs defined by `postcss.plugin`.

## 4.1.13

- Fix input inlined source maps with UTF-8 encoding.

## 4.1.12

- Update Promise polyfill.

## 4.1.11

- Fix error message on wrong plugin format.

## 4.1.10

- Fix Promise behavior on sync plugin errors.
- Automatically fill `plugin` field in `CssSyntaxError`.
- Fix warning message (by Ben Briggs).

## 4.1.9

- Speed up `node.clone()`.

## 4.1.8

- Accepts `Processor` instance in `postcss()` constructor too.

## 4.1.7

- Speed up `postcss.list` (by Bogdan Chadkin).

## 4.1.6

- Fix Promise behavior on parsing error.

## 4.1.5

- Parse at-words in declaration values.

## 4.1.4

- Fix Promise polyfill dependency (by Anton Yakushev and Matija Marohnić).

## 4.1.3

- Add Promise polyfill for node.js 0.10 and IE.

## 4.1.2

- List helpers can be accessed independently `var space = postcss.list.space`.

## 4.1.1

- Show deprecated message only once.

## 4.1 “Marquis Andras”

- Asynchronous plugin support.
- Add warnings from plugins and `Result#messages`.
- Add `postcss.plugin()` to create plugins with a standard API.
- Insert nodes by CSS string.
- Show version warning message on error from an outdated plugin.
- Send `Result` instance to plugins as the second argument.
- Add `CssSyntaxError#plugin`.
- Add `CssSyntaxError#showSourceCode()`.
- Add `postcss.list` and `postcss.vendor` aliases.
- Add `Processor#version`.
- Parse wrong closing bracket.
- Parse `!important` statement with spaces and comments inside (by Ben Briggs).
- Throw an error on declaration without `prop` or `value` (by Philip Peterson).
- Fix source map mappings position.
- Add indexed source map support.
- Always set `error.generated`.
- Clean all source map annotation comments.

## 4.0.6

- Remove `babel` from released package dependencies (by Andres Suarez).

## 4.0.5

- Fix error message on double colon in declaration.

## 4.0.4

- Fix indent detection in some rare cases.

## 4.0.3

- Faster API with 6to5 Loose mode.
- Fix indexed source maps support.

## 4.0.2

- Do not copy IE hacks to code style.

## 4.0.1

- Add `source.input` to `Root` too.

## 4.0 “Duke Flauros”

- Rename `Container#childs` to `nodes`.
- Rename `PostCSS#processors` to `plugins`.
- Add `Node#replaceValues()` method.
- Add `Node#moveTo()`, `moveBefore()` and `moveAfter()` methods.
- Add `Node#cloneBefore()` and `cloneAfter()` shortcuts.
- Add `Node#next()`, `prev()` and `root()` shortcuts.
- Add `Node#replaceWith()` method.
- Add `Node#error()` method.
- Add `Container#removeAll()` method.
- Add filter argument to `eachDecl()` and `eachAtRule()`.
- Add `Node#source.input` and move `source.file` or `source.id` to `input`.
- Change code indent, when node was moved.
- Better fix code style on `Rule`, `AtRule` and `Comment` nodes changes.
- Allow to create rules and at-rules by hash shortcut in append methods.
- Add class name to CSS syntax error output.

## 3.0.7

- Fix IE filter parsing with multiple commands.
- Safer way to consume PostCSS object as plugin (by Maxime Thirouin).

## 3.0.6

- Fix missing semicolon when comment comes after last declaration.
- Fix Safe Mode declaration parsing on unclosed blocks.

## 3.0.5

- Fix parser to support difficult cases with backslash escape and brackets.
- Add `CssSyntaxError#stack` (by Maxime Thirouin).

## 3.0.4

- Fix Safe Mode on unknown word before declaration.

## 3.0.3

- Increase tokenizer speed (by Roman Dvornov).

## 3.0.2

- Fix empty comment parsing.
- Fix `Root#normalize` in some inserts.

## 3.0.1

- Fix Rhino JS runtime support.
- Typo in deprecated warning (by Maxime Thirouin).

## 3.0 “Marquis Andrealphus”

- New parser, which become the fastest ever CSS parser written in JavaScript.
- Parser can now parse declarations and rules in one parent (like in `@page`)
  and nested declarations for plugins like `postcss-nested`.
- Child nodes array is now in `childs` property, instead of `decls` and `rules`.
- `map.inline` and `map.sourcesContent` options are now `true` by default.
- Fix iterators (`each`, `insertAfter`) on children array changes.
- Use previous source map to show origin source of CSS syntax error.
- Use 6to5 ES6 compiler, instead of ES6 Transpiler.
- Use code style for manually added rules from existing rules.
- Use `from` option from previous source map `file` field.
- Set `to` value to `from` if `to` option is missing.
- Use better node source name when missing `from` option.
- Show a syntax error when `;` is missed between declarations.
- Allow to pass `PostCSS` instance or list of plugins to `use()` method.
- Allow to pass `Result` instance to `process()` method.
- Trim Unicode BOM on source maps parsing.
- Parse at-rules without spaces like `@import"file"`.
- Better previous `sourceMappingURL` annotation comment cleaning.
- Do not remove previous `sourceMappingURL` comment on `map.annotation: false`.
- Parse nameless at-rules in Safe Mode.
- Fix source map generation for nodes without source.
- Fix next child `before` if `Root` first child got removed.

## 2.2.6

- Fix map generation for nodes without source (by Josiah Savary).

## 2.2.5

- Fix source map with BOM marker support (by Mohammad Younes).
- Fix source map paths (by Mohammad Younes).

## 2.2.4

- Fix `prepend()` on empty `Root`.

## 2.2.3

- Allow to use object shortcut in `use()` with functions like `autoprefixer`.

## 2.2.2

- Add shortcut to set processors in `use()` via object with `.postcss` property.

## 2.2.1

- Send `opts` from `Processor#process(css, opts)` to processors.

## 2.2 “Marquis Cimeies”

- Use GNU style syntax error messages.
- Add `Node#replace` method.
- Add `CssSyntaxError#reason` property.

## 2.1.2

- Fix UTF-8 support in inline source map.
- Fix source map `sourcesContent` if there is no `from` and `to` options.

## 2.1.1

- Allow to miss `to` and `from` options for inline source maps.
- Add `Node#source.id` if file name is unknown.
- Better detect splitter between rules in CSS concatenation tools.
- Automatically clone node in insert methods.

## 2.1 “King Amdusias”

- Change Traceur ES6 compiler to ES6 Transpiler.
- Show broken CSS line in syntax error.

## 2.0 “King Belial”

- Project was rewritten from CoffeeScript to ES6.
- Add Safe Mode to works with live input or with hacks from legacy code.
- More safer parser to pass all hacks from Browserhacks.com.
- Use real properties instead of magic getter/setter for raw properties.

## 1.0 “Marquis Decarabia”

- Save previous source map for each node to support CSS concatenation
  with multiple previous maps.
- Add `map.sourcesContent` option to add origin content to `sourcesContent`
  inside map.
- Allow to set different place of output map in annotation comment.
- Allow to use arrays and `Root` in `Container#append` and same methods.
- Add `Root#prevMap` with information about previous map.
- Allow to use latest PostCSS from GitHub by npm.
- `Result` now is lazy and it will generate output CSS only if you use `css`
  or `map` property.
- Use separated `map.prev` option to set previous map.
- Rename `inlineMap` option to `map.inline`.
- Rename `mapAnnotation` option to `map.annotation`.
- `Result#map` now return `SourceMapGenerator` object, instead of string.
- Run previous map autodetect only if input CSS contains annotation comment.
- Add `map: 'inline'` shortcut for `map: { inline: true }` option.
- `Node#source.file` now will contains absolute path.
- Clean `Declaration#between` style on node clone.

## 0.3.5

- Allow to use `Root` or `Result` as first argument in `process()`.
- Save parsed AST to `Result#root`.

## 0.3.4

- Better space symbol detect to read UTF-8 BOM correctly.

## 0.3.3

- Remove source map hacks by using new Mozilla’s `source-map` (by Simon Lydell).

## 0.3.2

- Add URI encoding support for inline source maps.

## 0.3.1

- Fix relative paths from previous source map.
- Safer space split in `Rule#selectors` (by Simon Lydell).

## 0.3 “Prince Seere”

- Add `Comment` node for comments between declarations or rules.
- Add source map annotation comment to output CSS.
- Allow to inline source map to annotation comment by data:uri.
- Fix source maps on Windows.
- Fix source maps for subdirectory (by Dmitry Nikitenko and Simon Lydell).
- Autodetect previous source map.
- Add `first` and `last` shortcuts to container nodes.
- Parse `!important` to separated property in `Declaration`.
- Allow to break iteration by returning `false`.
- Copy code style to new nodes.
- Add `eachInside` method to recursively iterate all nodes.
- Add `selectors` shortcut to get selectors array.
- Add `toResult` method to `Rule` to simplify work with several input files.
- Clean declaration’s `value`, rule’s `selector` and at-rule’s `params`
  by storing spaces in `between` property.

## 0.2 “Duke Dantalion”

- Add source map support.
- Add shortcuts to create nodes.
- Method `process()` now returns object with `css` and `map` keys.
- Origin CSS file option was renamed from `file` to `from`.
- Rename `Node#remove()` method to `removeSelf()` to fix name conflict.
- Node source was moved to `source` property with origin file
  and node end position.
- You can set own CSS generate function.

## 0.1 “Count Andromalius”

- Initial release.