index.js 2.3 KB

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  1. 'use strict';
  2. const ruleMessages = require('../../utils/ruleMessages');
  3. const selectorAttributeOperatorSpaceChecker = require('../selectorAttributeOperatorSpaceChecker');
  4. const validateOptions = require('../../utils/validateOptions');
  5. const whitespaceChecker = require('../../utils/whitespaceChecker');
  6. const ruleName = 'selector-attribute-operator-space-before';
  7. const messages = ruleMessages(ruleName, {
  8. expectedBefore: (operator) => `Expected single space before "${operator}"`,
  9. rejectedBefore: (operator) => `Unexpected whitespace before "${operator}"`,
  10. });
  11. const meta = {
  12. url: 'https://stylelint.io/user-guide/rules/list/selector-attribute-operator-space-before',
  13. fixable: true,
  14. };
  15. /** @type {import('stylelint').Rule} */
  16. const rule = (primary, _secondaryOptions, context) => {
  17. const checker = whitespaceChecker('space', primary, messages);
  18. return (root, result) => {
  19. const validOptions = validateOptions(result, ruleName, {
  20. actual: primary,
  21. possible: ['always', 'never'],
  22. });
  23. if (!validOptions) {
  24. return;
  25. }
  26. selectorAttributeOperatorSpaceChecker({
  27. root,
  28. result,
  29. locationChecker: checker.before,
  30. checkedRuleName: ruleName,
  31. checkBeforeOperator: true,
  32. fix: context.fix
  33. ? (attributeNode) => {
  34. const rawAttr = attributeNode.raws.spaces && attributeNode.raws.spaces.attribute;
  35. const rawAttrAfter = rawAttr && rawAttr.after;
  36. /** @type {{ attrAfter: string, setAttrAfter: (fixed: string) => void }} */
  37. const { attrAfter, setAttrAfter } = rawAttrAfter
  38. ? {
  39. attrAfter: rawAttrAfter,
  40. setAttrAfter(fixed) {
  41. rawAttr.after = fixed;
  42. },
  43. }
  44. : {
  45. attrAfter:
  46. (attributeNode.spaces.attribute && attributeNode.spaces.attribute.after) || '',
  47. setAttrAfter(fixed) {
  48. if (!attributeNode.spaces.attribute) attributeNode.spaces.attribute = {};
  49. attributeNode.spaces.attribute.after = fixed;
  50. },
  51. };
  52. if (primary === 'always') {
  53. setAttrAfter(attrAfter.replace(/\s*$/, ' '));
  54. return true;
  55. }
  56. if (primary === 'never') {
  57. setAttrAfter(attrAfter.replace(/\s*$/, ''));
  58. return true;
  59. }
  60. return false;
  61. }
  62. : null,
  63. });
  64. };
  65. };
  66. rule.ruleName = ruleName;
  67. rule.messages = messages;
  68. rule.meta = meta;
  69. module.exports = rule;