index.js 2.5 KB

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  1. 'use strict';
  2. const ruleMessages = require('../../utils/ruleMessages');
  3. const selectorListCommaWhitespaceChecker = require('../selectorListCommaWhitespaceChecker');
  4. const validateOptions = require('../../utils/validateOptions');
  5. const whitespaceChecker = require('../../utils/whitespaceChecker');
  6. const ruleName = 'selector-list-comma-space-after';
  7. const messages = ruleMessages(ruleName, {
  8. expectedAfter: () => 'Expected single space after ","',
  9. rejectedAfter: () => 'Unexpected whitespace after ","',
  10. expectedAfterSingleLine: () => 'Expected single space after "," in a single-line list',
  11. rejectedAfterSingleLine: () => 'Unexpected whitespace after "," in a single-line list',
  12. });
  13. const meta = {
  14. url: 'https://stylelint.io/user-guide/rules/list/selector-list-comma-space-after',
  15. fixable: true,
  16. };
  17. /** @type {import('stylelint').Rule} */
  18. const rule = (primary, _secondaryOptions, context) => {
  19. const checker = whitespaceChecker('space', primary, messages);
  20. return (root, result) => {
  21. const validOptions = validateOptions(result, ruleName, {
  22. actual: primary,
  23. possible: ['always', 'never', 'always-single-line', 'never-single-line'],
  24. });
  25. if (!validOptions) {
  26. return;
  27. }
  28. /** @type {Map<import('postcss').Rule, number[]> | undefined} */
  29. let fixData;
  30. selectorListCommaWhitespaceChecker({
  31. root,
  32. result,
  33. locationChecker: checker.after,
  34. checkedRuleName: ruleName,
  35. fix: context.fix
  36. ? (ruleNode, index) => {
  37. fixData = fixData || new Map();
  38. const commaIndices = fixData.get(ruleNode) || [];
  39. commaIndices.push(index);
  40. fixData.set(ruleNode, commaIndices);
  41. return true;
  42. }
  43. : null,
  44. });
  45. if (fixData) {
  46. for (const [ruleNode, commaIndices] of fixData.entries()) {
  47. let selector = ruleNode.raws.selector ? ruleNode.raws.selector.raw : ruleNode.selector;
  48. for (const index of commaIndices.sort((a, b) => b - a)) {
  49. const beforeSelector = selector.slice(0, index + 1);
  50. let afterSelector = selector.slice(index + 1);
  51. if (primary.startsWith('always')) {
  52. afterSelector = afterSelector.replace(/^\s*/, ' ');
  53. } else if (primary.startsWith('never')) {
  54. afterSelector = afterSelector.replace(/^\s*/, '');
  55. }
  56. selector = beforeSelector + afterSelector;
  57. }
  58. if (ruleNode.raws.selector) {
  59. ruleNode.raws.selector.raw = selector;
  60. } else {
  61. ruleNode.selector = selector;
  62. }
  63. }
  64. }
  65. };
  66. };
  67. rule.ruleName = ruleName;
  68. rule.messages = messages;
  69. rule.meta = meta;
  70. module.exports = rule;