css-what

A CSS selector parser.

Example

import * as CSSwhat from "css-what";

CSSwhat.parse("foo[bar]:baz")

~> [
    [
        { type: "tag", name: "foo" },
        {
            type: "attribute",
            name: "bar",
            action: "exists",
            value: "",
            ignoreCase: null
        },
        { type: "pseudo", name: "baz", data: null }
    ]
]

API

CSSwhat.parse(selector) - Parses selector.

The function returns a two-dimensional array. The first array represents selectors separated by commas (eg. sub1, sub2), the second contains the relevant tokens for that selector. Possible token types are:

| name | properties | example | output | | ------------------- | --------------------------------------- | ------------- | ---------------------------------------------------------------------------------------- | | tag | name | div | { type: 'tag', name: 'div' } | | universal | - | * | { type: 'universal' } | | pseudo | name, data | :name(data) | { type: 'pseudo', name: 'name', data: 'data' } | | pseudo | name, data | :name | { type: 'pseudo', name: 'name', data: null } | | pseudo-element | name | ::name | { type: 'pseudo-element', name: 'name' } | | attribute | name, action, value, ignoreCase | [attr] | { type: 'attribute', name: 'attr', action: 'exists', value: '', ignoreCase: false } | | attribute | name, action, value, ignoreCase | [attr=val] | { type: 'attribute', name: 'attr', action: 'equals', value: 'val', ignoreCase: false } | | attribute | name, action, value, ignoreCase | [attr^=val] | { type: 'attribute', name: 'attr', action: 'start', value: 'val', ignoreCase: false } | | attribute | name, action, value, ignoreCase | [attr$=val] | { type: 'attribute', name: 'attr', action: 'end', value: 'val', ignoreCase: false } | | child | - | > | { type: 'child' } | | parent | - | < | { type: 'parent' } | | sibling | - | ~ | { type: 'sibling' } | | adjacent | - | + | { type: 'adjacent' } | | descendant | - | | { type: 'descendant' } | | column-combinator | - | \|\| | { type: 'column-combinator' } |

CSSwhat.stringify(selector) - Turns selector back into a string.

License: BSD-2-Clause

Security contact information

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