index.js 3.5 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114
  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. exports["default"] = rule;
  6. exports.ruleName = exports.meta = exports.messages = void 0;
  7. var _stylelint = require("stylelint");
  8. var _utils = require("../../utils");
  9. var ruleName = (0, _utils.namespace)("at-each-key-value-single-line");
  10. exports.ruleName = ruleName;
  11. var messages = _stylelint.utils.ruleMessages(ruleName, {
  12. expected: "Use @each $key, $value in $map syntax instead of $value: map-get($map, $key)"
  13. });
  14. exports.messages = messages;
  15. var meta = {
  16. url: (0, _utils.ruleUrl)(ruleName)
  17. };
  18. exports.meta = meta;
  19. function rule(primary) {
  20. return function (root, result) {
  21. var validOptions = _stylelint.utils.validateOptions(result, ruleName, {
  22. actual: primary
  23. });
  24. if (!validOptions) {
  25. return;
  26. }
  27. var mapNamespace = (0, _utils.moduleNamespace)(root, "sass:map");
  28. root.walkAtRules("each", function (rule) {
  29. var parts = separateEachParams(rule.params);
  30. // If loop is fetching both key + value, return
  31. if (parts[0].length === 2) {
  32. return;
  33. }
  34. // If didn't call map-keys, return.
  35. if (!didCallMapKeys(parts[1], mapNamespace)) {
  36. return;
  37. }
  38. // Loop over decls inside of each statement and loop for variable assignments.
  39. rule.walkDecls(function (innerDecl) {
  40. // Check that this decl is a map-get call
  41. if (innerDecl.prop[0] !== "$") {
  42. return;
  43. }
  44. if (!didCallMapGet(innerDecl.value, mapNamespace)) {
  45. return;
  46. }
  47. // Check map_name + key_name match.
  48. var map_get_parts = mapGetParameters(innerDecl.value, mapNamespace);
  49. // Check map names match.
  50. if (map_get_parts[0] !== mapName(parts[1], mapNamespace)) {
  51. return;
  52. }
  53. // Match key names match.
  54. if (map_get_parts[1] !== parts[0][0]) {
  55. return;
  56. }
  57. _stylelint.utils.report({
  58. message: messages.expected,
  59. node: rule,
  60. result: result,
  61. ruleName: ruleName,
  62. word: rule.params
  63. });
  64. });
  65. });
  66. };
  67. }
  68. rule.ruleName = ruleName;
  69. rule.messages = messages;
  70. rule.meta = meta;
  71. // Takes in a param string from node.params
  72. // Returns: [[key variable, value variable], map_decl] (all Strings)
  73. function separateEachParams(paramString) {
  74. var parts = paramString.split("in");
  75. return [parts[0].split(",").map(function (s) {
  76. return s.trim();
  77. }), parts[1].trim()];
  78. }
  79. function didCallMapKeys(mapDecl, mapNamespace) {
  80. var pattern = getNamespacedPattern("keys\\(.*\\)", mapNamespace);
  81. return new RegExp(pattern).test(mapDecl);
  82. }
  83. function didCallMapGet(mapDecl, mapNamespace) {
  84. var pattern = getNamespacedPattern("get\\((.*),(.*)\\)", mapNamespace);
  85. return new RegExp(pattern).test(mapDecl);
  86. }
  87. // Fetch the name of the map from a map-keys() or map.keys() call.
  88. function mapName(mapDecl, mapNamespace) {
  89. if (didCallMapKeys(mapDecl, mapNamespace)) {
  90. var pattern = getNamespacedPattern("keys\\((.*)\\)", mapNamespace);
  91. return mapDecl.match(new RegExp(pattern))[1];
  92. }
  93. return mapDecl;
  94. }
  95. // Returns the parameters of a map-get or map.get call
  96. // Returns [map variable, key_variable]
  97. function mapGetParameters(mapGetDecl, mapNamespace) {
  98. var pattern = getNamespacedPattern("get\\((.*), ?(.*)\\)", mapNamespace);
  99. var parts = mapGetDecl.match(new RegExp(pattern));
  100. return [parts[1], parts[2]];
  101. }
  102. function getNamespacedPattern(pattern, namespace) {
  103. return namespace !== null ? "(?:".concat(namespace, "\\.|map-)").concat(pattern) : pattern;
  104. }