Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 393x 393x 2x 2x 2x 2x 114x 94x 94x 2x 2x 172x 4x 4x 2x 2x 1319x 216x 216x 216x 216x 1319x 1319x 2x 2x 1301x 28x 1301x 1273x 1273x 1301x 2x | /** @import { Visitors } from 'zimmerframe' */
/** @import { Css } from '#compiler' */
import { walk } from 'zimmerframe';
import * as w from '../../../warnings.js';
import { is_keyframes_node } from '../../css.js';
/**
* @param {Css.StyleSheet} stylesheet
*/
export function warn_unused(stylesheet) {
walk(stylesheet, { stylesheet }, visitors);
}
/** @type {Visitors<Css.Node, { stylesheet: Css.StyleSheet }>} */
const visitors = {
Atrule(node, context) {
if (!is_keyframes_node(node)) {
context.next();
}
},
PseudoClassSelector(node, context) {
if (node.name === 'is' || node.name === 'where') {
context.next();
}
},
ComplexSelector(node, context) {
if (!node.metadata.used) {
const content = context.state.stylesheet.content;
const text = content.styles.substring(node.start - content.start, node.end - content.start);
w.css_unused_selector(node, text);
}
context.next();
},
Rule(node, context) {
if (node.metadata.is_global_block) {
context.visit(node.prelude);
} else {
context.next();
}
}
};
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