css-what


A CSS selector parser.

Example

``js
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

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