# Changes to PostCSS Custom Selectors

### 7.1.6

_October 9, 2023_

- Updated [`@csstools/css-tokenizer`](https://github.com/csstools/postcss-plugins/tree/main/packages/css-tokenizer) to [`2.2.1`](https://github.com/csstools/postcss-plugins/tree/main/packages/css-tokenizer/CHANGELOG.md#221) (patch)
- Updated [`@csstools/css-parser-algorithms`](https://github.com/csstools/postcss-plugins/tree/main/packages/css-parser-algorithms) to [`2.3.2`](https://github.com/csstools/postcss-plugins/tree/main/packages/css-parser-algorithms/CHANGELOG.md#232) (patch)
- Updated [`@csstools/cascade-layer-name-parser`](https://github.com/csstools/postcss-plugins/tree/main/packages/cascade-layer-name-parser) to [`1.0.5`](https://github.com/csstools/postcss-plugins/tree/main/packages/cascade-layer-name-parser/CHANGELOG.md#105) (patch)

### 7.1.5

_September 18, 2023_

- Updated [`@csstools/css-tokenizer`](https://github.com/csstools/postcss-plugins/tree/main/packages/css-tokenizer) to [`2.2.0`](https://github.com/csstools/postcss-plugins/tree/main/packages/css-tokenizer/CHANGELOG.md#220) (minor)
- Updated [`@csstools/css-parser-algorithms`](https://github.com/csstools/postcss-plugins/tree/main/packages/css-parser-algorithms) to [`2.3.1`](https://github.com/csstools/postcss-plugins/tree/main/packages/css-parser-algorithms/CHANGELOG.md#231) (patch)
- Updated [`@csstools/cascade-layer-name-parser`](https://github.com/csstools/postcss-plugins/tree/main/packages/cascade-layer-name-parser) to [`1.0.4`](https://github.com/csstools/postcss-plugins/tree/main/packages/cascade-layer-name-parser/CHANGELOG.md#104) (patch)

### 7.1.4

_July 3, 2023_

- Updated [`@csstools/css-parser-algorithms`](https://github.com/csstools/postcss-plugins/tree/main/packages/css-parser-algorithms) to [`2.3.0`](https://github.com/csstools/postcss-plugins/tree/main/packages/css-parser-algorithms/CHANGELOG.md#230) (minor)
- Updated [`@csstools/cascade-layer-name-parser`](https://github.com/csstools/postcss-plugins/tree/main/packages/cascade-layer-name-parser) to [`1.0.3`](https://github.com/csstools/postcss-plugins/tree/main/packages/cascade-layer-name-parser/CHANGELOG.md#103) (patch)

### 7.1.3

_April 10, 2023_

- Updated `@csstools/css-tokenizer` to `2.1.1` (patch)
- Updated `@csstools/css-parser-algorithms` to `2.1.1` (patch)
- Updated `@csstools/cascade-layer-name-parser` to `1.0.2` (patch)

### 7.1.2

_February 8, 2023_

- Reduce the amount of duplicate fallback CSS.

### 7.1.1

_January 28, 2023_

- Improve `types` declaration in `package.json`

### 7.1.0

_January 24, 2023_

- Added: Support for Cascade Layers.

### 7.0.0

_November 14, 2022_

- Updated: Support for Node v14+ (major).
- Removed: `importFrom` feature (breaking).
- Removed: `exportTo` feature (breaking).
- Fixed: follow the specification and use `:is()` in transformed selectors (breaking).
- Added: Support for `@scope` and `@container` as parent rules of `@custom-selector`.
- Fixed: Do not throw when a selector is invalid, show a warning instead.

```diff
@custom-selector :--heading h1, h2, h3;

article :--heading + p {
	margin-top: 0;
}

/* becomes */

- article h1 + p,article h2 + p,article h3 + p {
+ article :is(h1, h2, h3) + p {
	margin-top: 0;
}
```

### 6.0.3

_June 4, 2022_

- Fixed: allow any valid ident in custom selectors (`@custom-selector :--🧑🏾‍🎤 .singer`)

### 6.0.2

_June 3, 2022_

- Fixed: prevent duplicate rules when custom selectors are not defined
- Fixed: selectors not resolving when using with other features like nesting

### 6.0.1

_June 3, 2022_

- Fixed: invalid whitespace (https://github.com/csstools/postcss-custom-selectors/pull/55)

### 6.0.0

_January 12, 2021_

- Added: Support for PostCSS v8
- Added: Support for Node v10+
- Fixed: importing from multiple sources (https://github.com/postcss/postcss-custom-selectors/pull/42)

### 5.1.2

_September 20, 2018_

- Fixed: Do not break on an empty `importFrom` object

### 5.1.1

_September 18, 2018_

- Fixed: Selectors like `.foo:--h1` become `h1.foo` instead of `.fooh1`

### 5.1.0

_September 12, 2018_

- Added: New `exportTo` function to specify where to export custom selectors
- Updated: `importFrom` option to support passing it a function

### 5.0.0

_September 7, 2018_

- Added: New `preserve` option to preserve custom selectors and rules using them
- Added: New `importFrom` option to specify where to import custom selectors
- Added: Support for PostCSS v7
- Added: Support for Node v6+

### 4.0.1

_May 15, 2017_

- Fixed: incorrect export

### 4.0.0

_May 12, 2017_

- Added: compatibility with postcss v6.x

### 3.0.0

_August 25, 2015_

- Removed: compatibility with postcss v4.x
- Added: compatibility with postcss v5.x

### 2.3.0

_July 14, 2015_

* Fixed: Nested/mixed selectors now works correctly
(https://github.com/postcss/postcss-custom-selectors/issues/19)
* Added: `transformMatches` option to limit transformation to :matches()
replacements.

### 2.2.0

_June 30, 2015_

* Fixed: No more useless warnings for undefined non custom selectors
(https://github.com/postcss/postcss-custom-selectors/issues/22)
* Changed: warnings now use PostCSS message API

### 2.1.1

_June 30, 2015_

* Fixed: the lineBreak option keeping the selectors indent
(https://github.com/postcss/postcss-custom-selectors/issues/18)
* Fixed: the tip of an undefined selector
(https://github.com/postcss/postcss-custom-selectors/issues/20)

### 2.1.0

_June 4, 2015_

* Changed: use PostCSS 4.1 plugin API
(https://github.com/postcss/postcss-custom-selectors/issues/13)

### 2.0.1

_June 3, 2015_

* Fixed: `(foo, bar)` conversion error exists in the selector

### 2.0.0

_May 29, 2015_

* Removed: no longer support `::` or `--` to defined a custom selectors,
you must use the syntax `:--` to define it.
(https://github.com/postcss/postcss-custom-selectors/issues/6)
* Fixed: two or more consecutive hyphens in selector don't output `undefined`
(https://github.com/postcss/postcss-custom-selectors/issues/14)


### 1.1.1

_April 6, 2015_

* Fixed: add support for multilines definition

### 1.1.0

_December 6, 2014_

* Added: "lineBreak" option

### 1.0.0

_December 6, 2014_

* First release