index.js 2.4 KB

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  1. 'use strict';
  2. const isStandardSyntaxRule = require('../../utils/isStandardSyntaxRule');
  3. const isStandardSyntaxSelector = require('../../utils/isStandardSyntaxSelector');
  4. const { levelOneAndTwoPseudoElements } = require('../../reference/selectors');
  5. const parseSelector = require('../../utils/parseSelector');
  6. const report = require('../../utils/report');
  7. const ruleMessages = require('../../utils/ruleMessages');
  8. const validateOptions = require('../../utils/validateOptions');
  9. const ruleName = 'selector-pseudo-class-case';
  10. const messages = ruleMessages(ruleName, {
  11. expected: (actual, expected) => `Expected "${actual}" to be "${expected}"`,
  12. });
  13. const meta = {
  14. url: 'https://stylelint.io/user-guide/rules/selector-pseudo-class-case',
  15. fixable: true,
  16. deprecated: true,
  17. };
  18. /** @type {import('stylelint').Rule} */
  19. const rule = (primary, _secondaryOptions, context) => {
  20. return (root, result) => {
  21. const validOptions = validateOptions(result, ruleName, {
  22. actual: primary,
  23. possible: ['lower', 'upper'],
  24. });
  25. if (!validOptions) {
  26. return;
  27. }
  28. root.walkRules((ruleNode) => {
  29. if (!isStandardSyntaxRule(ruleNode)) {
  30. return;
  31. }
  32. const selector = ruleNode.selector;
  33. if (!selector.includes(':')) {
  34. return;
  35. }
  36. const fixedSelector = parseSelector(
  37. ruleNode.raws.selector ? ruleNode.raws.selector.raw : ruleNode.selector,
  38. result,
  39. ruleNode,
  40. (selectorTree) => {
  41. selectorTree.walkPseudos((pseudoNode) => {
  42. const pseudo = pseudoNode.value;
  43. if (!isStandardSyntaxSelector(pseudo)) {
  44. return;
  45. }
  46. if (
  47. pseudo.includes('::') ||
  48. levelOneAndTwoPseudoElements.has(pseudo.toLowerCase().slice(1))
  49. ) {
  50. return;
  51. }
  52. const expectedPseudo =
  53. primary === 'lower' ? pseudo.toLowerCase() : pseudo.toUpperCase();
  54. if (pseudo === expectedPseudo) {
  55. return;
  56. }
  57. if (context.fix) {
  58. pseudoNode.value = expectedPseudo;
  59. return;
  60. }
  61. report({
  62. message: messages.expected(pseudo, expectedPseudo),
  63. node: ruleNode,
  64. index: pseudoNode.sourceIndex,
  65. ruleName,
  66. result,
  67. });
  68. });
  69. },
  70. );
  71. if (context.fix && fixedSelector) {
  72. if (ruleNode.raws.selector) {
  73. ruleNode.raws.selector.raw = fixedSelector;
  74. } else {
  75. ruleNode.selector = fixedSelector;
  76. }
  77. }
  78. });
  79. };
  80. };
  81. rule.ruleName = ruleName;
  82. rule.messages = messages;
  83. rule.meta = meta;
  84. module.exports = rule;