isContextFunctionalPseudoClass.cjs 1.0 KB

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  1. // NOTICE: This file is generated by Rollup. To modify it,
  2. // please instead edit the ESM counterpart and rebuild with Rollup (npm run build).
  3. 'use strict';
  4. const selectors = require('../reference/selectors.cjs');
  5. /**
  6. * Check whether a node is a context-functional pseudo-class (i.e. either a logical combination
  7. * or a 'aNPlusBOfSNotationPseudoClasses' / tree-structural pseudo-class)
  8. *
  9. * @param {import('postcss-selector-parser').Node | import('postcss-selector-parser').Container | undefined} node - postcss-selector-parser node (of type pseudo)
  10. * @returns {node is import('postcss-selector-parser').Pseudo} If `true`, the node is a context-functional pseudo-class
  11. */
  12. function isContextFunctionalPseudoClass(node) {
  13. if (node?.type === 'pseudo') {
  14. const normalisedParentName = node.value.toLowerCase().replace(/:+/, '');
  15. return (
  16. selectors.logicalCombinationsPseudoClasses.has(normalisedParentName) ||
  17. selectors.aNPlusBOfSNotationPseudoClasses.has(normalisedParentName)
  18. );
  19. }
  20. return false;
  21. }
  22. module.exports = isContextFunctionalPseudoClass;