Changes to Media Query List Parser

January 14, 2026 · View on GitHub

5.0.0

January 14, 2026

Updated: Support for Node 20.19.0 or later (major).
Removed: commonjs API. In supported Node versions require(esm) will work without needing to make code changes.
Updated @csstools/css-tokenizer to 4.0.0 (major)
Updated @csstools/css-parser-algorithms to 4.0.0 (major)

4.0.3

May 27, 2025

Updated @csstools/css-tokenizer to 3.0.4 (patch)
Updated @csstools/css-parser-algorithms to 3.0.5 (patch)

4.0.2

November 1, 2024

Updated @csstools/css-tokenizer to 3.0.3 (patch)
Updated @csstools/css-parser-algorithms to 3.0.4 (patch)

4.0.1

October 23, 2024

Updated @csstools/css-parser-algorithms to 3.0.3 (patch)

4.0.0

October 10, 2024

MediaQuery.prototype.negateQuery() now returns an array of MediaQuery. e.g. negating screen and (color) returns ['not screen', 'not (color)']
Updated @csstools/css-tokenizer to 3.0.2 (patch)
Updated @csstools/css-parser-algorithms to 3.0.2 (patch)

3.0.1

August 18, 2024

Updated @csstools/css-tokenizer to 3.0.1 (patch)
Updated @csstools/css-parser-algorithms to 3.0.1 (patch)

3.0.0

August 3, 2024

Updated: Support for Node v18+ (major).
Updated @csstools/css-tokenizer to 3.0.0 (major)
Updated @csstools/css-parser-algorithms to 3.0.0 (major)

2.1.13

July 6, 2024

Updated @csstools/css-tokenizer to 2.4.1 (patch)
Updated @csstools/css-parser-algorithms to 2.7.1 (patch)

2.1.12

June 29, 2024

Updated @csstools/css-tokenizer to 2.3.2 (patch)
Updated @csstools/css-parser-algorithms to 2.7.0 (minor)

2.1.11

May 4, 2024

Updated @csstools/css-tokenizer to 2.3.1 (patch)
Updated @csstools/css-parser-algorithms to 2.6.3 (patch)

2.1.10

May 4, 2024

Updated @csstools/css-tokenizer to 2.3.0 (minor)
Updated @csstools/css-parser-algorithms to 2.6.2 (patch)

2.1.9

March 13, 2024

Updated @csstools/css-tokenizer to 2.2.4 (patch)
Updated @csstools/css-parser-algorithms to 2.6.1 (patch)

2.1.8

February 19, 2024

Updated @csstools/css-parser-algorithms to 2.6.0 (minor)

2.1.7

December 31, 2023

Updated @csstools/css-tokenizer to 2.2.3 (patch)
Updated @csstools/css-parser-algorithms to 2.5.0 (minor)

2.1.6

December 15, 2023

Fix type definitions
Only walk child nodes if they are still part of the current AST tree #1202
Make walk methods safe for mutations #1204
Updated @csstools/css-tokenizer to 2.2.2 (patch)
Updated @csstools/css-parser-algorithms to 2.4.0 (minor)

2.1.5

September 24, 2023

Updated @csstools/css-tokenizer to 2.2.1 (patch)
Updated @csstools/css-parser-algorithms to 2.3.2 (patch)

2.1.4

August 5, 2023

Do not allow keywords as media feature values in range context queries.

2.1.3

July 24, 2023

Updated @csstools/css-tokenizer to 2.2.0 (minor)
Updated @csstools/css-parser-algorithms to 2.3.1 (patch)

2.1.2

July 3, 2023

Updated @csstools/css-parser-algorithms to 2.3.0 (minor)

2.1.1

June 21, 2023

Fix parsing of (width == 100px). This was erroneously parsed as a range query and will now instead be a general enclosed node.

2.1.0

June 1, 2023

Fix walk for MediaFeatureValue with complex component values.
Add state to walk methods.

This makes it possible pass down information from a parent structure to children.
e.g. you can set entry.state.inInPrintQuery = true for print and (min-width: 30cm).

2.0.4

April 10, 2023

Updated @csstools/css-tokenizer to 2.1.1 (patch)
Updated @csstools/css-parser-algorithms to 2.1.1 (patch)

2.0.3

April 10, 2023

Add support for env() functions as values in media queries.
Improve the detection of math function as values in media queries.

2.0.2

March 25, 2023

Improve case insensitive string matching.

2.0.1

January 28, 2023

Improve types declaration in package.json

2.0.0

January 19, 2023

Refactor MediaFeatureBoolean so that it follows the same structure as MediaFeaturePlain (breaking)
Change the ParseError interface, this is now a subclass of Error (breaking)
Add getName and getNameToken to all nodes that have a feature name.
Add @custom-media parsing.

1.0.0

November 14, 2022

Initial version