@tbela99/css-parser
Version:
CSS parser for node and the browser
53 lines (50 loc) • 1.61 kB
JavaScript
import { ValidationLevel, EnumToken } from '../../ast/types.js';
import '../../ast/minify.js';
import '../../ast/walk.js';
import '../../parser/parse.js';
import '../../renderer/color/utils/constants.js';
import '../../renderer/sourcemap/lib/encode.js';
import '../../parser/utils/config.js';
import { consumeWhitespace } from '../utils/whitespace.js';
import { validateAtRuleMediaQueryList } from './media.js';
function validateAtRuleCustomMedia(atRule, options, root) {
// media-query-list
if (!Array.isArray(atRule.tokens) || atRule.tokens.length == 0) {
// @ts-ignore
return {
valid: ValidationLevel.Valid,
matches: [],
node: null,
syntax: null,
error: '',
tokens: []
};
}
const queries = atRule.tokens.slice();
consumeWhitespace(queries);
if (queries.length == 0 || queries[0].typ != EnumToken.DashedIdenTokenType) {
return {
valid: ValidationLevel.Drop,
matches: [],
node: atRule,
syntax: '@custom-media',
error: 'expecting dashed identifier',
tokens: []
};
}
queries.shift();
const result = validateAtRuleMediaQueryList(queries, atRule);
if (result.valid == ValidationLevel.Drop) {
atRule.tokens = [];
return {
valid: ValidationLevel.Valid,
matches: [],
node: atRule,
syntax: '@custom-media',
error: '',
tokens: []
};
}
return result;
}
export { validateAtRuleCustomMedia };