Tim van der Lippe | 706ec96 | 2021-06-04 13:24:42 +0100 | [diff] [blame^] | 1 | "use strict"; |
| 2 | Object.defineProperty(exports, "__esModule", { value: true }); |
| 3 | exports.compileGeneralSelector = void 0; |
| 4 | var attributes_1 = require("./attributes"); |
| 5 | var pseudo_selectors_1 = require("./pseudo-selectors"); |
| 6 | /* |
| 7 | * All available rules |
| 8 | */ |
| 9 | function compileGeneralSelector(next, selector, options, context, compileToken) { |
| 10 | var adapter = options.adapter, equals = options.equals; |
| 11 | switch (selector.type) { |
| 12 | case "pseudo-element": |
| 13 | throw new Error("Pseudo-elements are not supported by css-select"); |
| 14 | case "attribute": |
| 15 | if (options.strict && |
| 16 | (selector.ignoreCase || selector.action === "not")) { |
| 17 | throw new Error("Unsupported attribute selector"); |
| 18 | } |
| 19 | return attributes_1.attributeRules[selector.action](next, selector, options); |
| 20 | case "pseudo": |
| 21 | return pseudo_selectors_1.compilePseudoSelector(next, selector, options, context, compileToken); |
| 22 | // Tags |
| 23 | case "tag": |
| 24 | return function tag(elem) { |
| 25 | return adapter.getName(elem) === selector.name && next(elem); |
| 26 | }; |
| 27 | // Traversal |
| 28 | case "descendant": |
| 29 | if (options.cacheResults === false || |
| 30 | typeof WeakSet === "undefined") { |
| 31 | return function descendant(elem) { |
| 32 | var current = elem; |
| 33 | while ((current = adapter.getParent(current))) { |
| 34 | if (adapter.isTag(current) && next(current)) { |
| 35 | return true; |
| 36 | } |
| 37 | } |
| 38 | return false; |
| 39 | }; |
| 40 | } |
| 41 | // @ts-expect-error `ElementNode` is not extending object |
| 42 | // eslint-disable-next-line no-case-declarations |
| 43 | var isFalseCache_1 = new WeakSet(); |
| 44 | return function cachedDescendant(elem) { |
| 45 | var current = elem; |
| 46 | while ((current = adapter.getParent(current))) { |
| 47 | if (!isFalseCache_1.has(current)) { |
| 48 | if (adapter.isTag(current) && next(current)) { |
| 49 | return true; |
| 50 | } |
| 51 | isFalseCache_1.add(current); |
| 52 | } |
| 53 | } |
| 54 | return false; |
| 55 | }; |
| 56 | case "_flexibleDescendant": |
| 57 | // Include element itself, only used while querying an array |
| 58 | return function flexibleDescendant(elem) { |
| 59 | var current = elem; |
| 60 | do { |
| 61 | if (adapter.isTag(current) && next(current)) |
| 62 | return true; |
| 63 | } while ((current = adapter.getParent(current))); |
| 64 | return false; |
| 65 | }; |
| 66 | case "parent": |
| 67 | if (options.strict) { |
| 68 | throw new Error("Parent selector isn't part of CSS3"); |
| 69 | } |
| 70 | return function parent(elem) { |
| 71 | return adapter |
| 72 | .getChildren(elem) |
| 73 | .some(function (elem) { return adapter.isTag(elem) && next(elem); }); |
| 74 | }; |
| 75 | case "child": |
| 76 | return function child(elem) { |
| 77 | var parent = adapter.getParent(elem); |
| 78 | return !!parent && adapter.isTag(parent) && next(parent); |
| 79 | }; |
| 80 | case "sibling": |
| 81 | return function sibling(elem) { |
| 82 | var siblings = adapter.getSiblings(elem); |
| 83 | for (var i = 0; i < siblings.length; i++) { |
| 84 | var currentSibling = siblings[i]; |
| 85 | if (equals(elem, currentSibling)) |
| 86 | break; |
| 87 | if (adapter.isTag(currentSibling) && next(currentSibling)) { |
| 88 | return true; |
| 89 | } |
| 90 | } |
| 91 | return false; |
| 92 | }; |
| 93 | case "adjacent": |
| 94 | return function adjacent(elem) { |
| 95 | var siblings = adapter.getSiblings(elem); |
| 96 | var lastElement; |
| 97 | for (var i = 0; i < siblings.length; i++) { |
| 98 | var currentSibling = siblings[i]; |
| 99 | if (equals(elem, currentSibling)) |
| 100 | break; |
| 101 | if (adapter.isTag(currentSibling)) { |
| 102 | lastElement = currentSibling; |
| 103 | } |
| 104 | } |
| 105 | return !!lastElement && next(lastElement); |
| 106 | }; |
| 107 | case "universal": |
| 108 | return next; |
| 109 | } |
| 110 | } |
| 111 | exports.compileGeneralSelector = compileGeneralSelector; |