index.js 2.4 KB

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  1. 'use strict';
  2. const isStandardSyntaxRule = require('../../utils/isStandardSyntaxRule');
  3. const parseSelector = require('../../utils/parseSelector');
  4. const report = require('../../utils/report');
  5. const ruleMessages = require('../../utils/ruleMessages');
  6. const validateOptions = require('../../utils/validateOptions');
  7. const ruleName = 'selector-descendant-combinator-no-non-space';
  8. const messages = ruleMessages(ruleName, {
  9. rejected: (nonSpaceCharacter) => `Unexpected "${nonSpaceCharacter}"`,
  10. });
  11. const meta = {
  12. url: 'https://stylelint.io/user-guide/rules/selector-descendant-combinator-no-non-space',
  13. fixable: true,
  14. deprecated: true,
  15. };
  16. /** @type {import('stylelint').Rule} */
  17. const rule = (primary, _secondaryOptions, context) => {
  18. return (root, result) => {
  19. const validOptions = validateOptions(result, ruleName, {
  20. actual: primary,
  21. });
  22. if (!validOptions) {
  23. return;
  24. }
  25. root.walkRules((ruleNode) => {
  26. if (!isStandardSyntaxRule(ruleNode)) {
  27. return;
  28. }
  29. let hasFixed = false;
  30. const selector = ruleNode.raws.selector ? ruleNode.raws.selector.raw : ruleNode.selector;
  31. // Return early for selectors containing comments
  32. // TODO: renable when parser and stylelint are compatible
  33. if (selector.includes('/*')) return;
  34. const fixedSelector = parseSelector(selector, result, ruleNode, (fullSelector) => {
  35. fullSelector.walkCombinators((combinatorNode) => {
  36. if (combinatorNode.value !== ' ') {
  37. return;
  38. }
  39. const value = combinatorNode.toString();
  40. if (
  41. value.includes(' ') ||
  42. value.includes('\t') ||
  43. value.includes('\n') ||
  44. value.includes('\r')
  45. ) {
  46. if (context.fix && /^\s+$/.test(value)) {
  47. hasFixed = true;
  48. if (!combinatorNode.raws) combinatorNode.raws = {};
  49. combinatorNode.raws.value = ' ';
  50. combinatorNode.rawSpaceBefore = combinatorNode.rawSpaceBefore.replace(/^\s+/, '');
  51. combinatorNode.rawSpaceAfter = combinatorNode.rawSpaceAfter.replace(/\s+$/, '');
  52. return;
  53. }
  54. report({
  55. result,
  56. ruleName,
  57. message: messages.rejected(value),
  58. node: ruleNode,
  59. index: combinatorNode.sourceIndex,
  60. });
  61. }
  62. });
  63. });
  64. if (hasFixed && fixedSelector) {
  65. if (!ruleNode.raws.selector) {
  66. ruleNode.selector = fixedSelector;
  67. } else {
  68. ruleNode.raws.selector.raw = fixedSelector;
  69. }
  70. }
  71. });
  72. };
  73. };
  74. rule.ruleName = ruleName;
  75. rule.messages = messages;
  76. rule.meta = meta;
  77. module.exports = rule;