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css-selector-tokenizer
Advanced tools
Readme
Parses and stringifies CSS selectors.
import Tokenizer from "css-selector-tokenizer";
let input = "a#content.active > div::first-line [data-content], a:not(:visited)";
Tokenizer.parse(input); // === expected
let expected = {
type: "selectors",
nodes: [
{
type: "selector",
nodes: [
{ type: "element", name: "a" },
{ type: "id", name: "content" },
{ type: "class", name: "active" },
{ type: "operator", operator: ">", before: " ", after: " " },
{ type: "element", name: "div" },
{ type: "pseudo-element", name: "first-line" },
{ type: "spacing", value: " " },
{ type: "attribute", content: "data-content" },
]
},
{
type: "selector",
nodes: [
{ type: "element", name: "a" },
{ type: "nested-pseudo-class", name: "not", nodes: [
{
type: "selector",
nodes: [
{ type: "pseudo-class", name: "visited" }
]
}
] }
],
before: " "
}
]
}
Tokenizer.stringify(expected) // === input
// * => { type: "universal" }
// foo|element = { type: "element", name: "element", namespace: "foo" }
// *|* = { type: "universal", namespace: "*" }
// :has(h1, h2) => { type: "nested-pseudo-class", name: "has", nodes: [
// {
// type: "selector",
// nodes: [
// { type: "element", name: "h1" }
// ]
// },
// {
// type: "selector",
// nodes: [
// { type: "element", name: "h2" }
// ],
// before: " "
// }
// ] }
npm install
npm test
npm test -- -w
will watch lib
and test
for changes and retestMIT
Tobias Koppers, 2015.
FAQs
Parses and stringifies CSS selectors
The npm package css-selector-tokenizer receives a total of 1,823,779 weekly downloads. As such, css-selector-tokenizer popularity was classified as popular.
We found that css-selector-tokenizer demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 5 open source maintainers collaborating on the project.
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