1 | "use strict";
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2 | var __spreadArray = (this && this.__spreadArray) || function (to, from) {
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3 | for (var i = 0, il = from.length, j = to.length; i < il; i++, j++)
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4 | to[j] = from[i];
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5 | return to;
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6 | };
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7 | Object.defineProperty(exports, "__esModule", { value: true });
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8 | exports.subselects = exports.getNextSiblings = exports.ensureIsTag = exports.PLACEHOLDER_ELEMENT = void 0;
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9 | var boolbase_1 = require("boolbase");
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10 | var procedure_1 = require("../procedure");
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11 | /** Used as a placeholder for :has. Will be replaced with the actual element. */
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12 | exports.PLACEHOLDER_ELEMENT = {};
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13 | function ensureIsTag(next, adapter) {
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14 | if (next === boolbase_1.falseFunc)
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15 | return boolbase_1.falseFunc;
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16 | return function (elem) { return adapter.isTag(elem) && next(elem); };
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17 | }
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18 | exports.ensureIsTag = ensureIsTag;
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19 | function getNextSiblings(elem, adapter) {
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20 | var siblings = adapter.getSiblings(elem);
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21 | if (siblings.length <= 1)
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22 | return [];
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23 | var elemIndex = siblings.indexOf(elem);
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24 | if (elemIndex < 0 || elemIndex === siblings.length - 1)
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25 | return [];
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26 | return siblings.slice(elemIndex + 1).filter(adapter.isTag);
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27 | }
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28 | exports.getNextSiblings = getNextSiblings;
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29 | var is = function (next, token, options, context, compileToken) {
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30 | var opts = {
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31 | xmlMode: !!options.xmlMode,
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32 | adapter: options.adapter,
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33 | equals: options.equals,
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34 | };
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35 | var func = compileToken(token, opts, context);
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36 | return function (elem) { return func(elem) && next(elem); };
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37 | };
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38 | /*
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39 | * :not, :has, :is and :matches have to compile selectors
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40 | * doing this in src/pseudos.ts would lead to circular dependencies,
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41 | * so we add them here
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42 | */
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43 | exports.subselects = {
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44 | is: is,
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45 | /**
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46 | * `:matches` is an alias for `:is`.
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47 | */
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48 | matches: is,
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49 | not: function (next, token, options, context, compileToken) {
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50 | var opts = {
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51 | xmlMode: !!options.xmlMode,
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52 | adapter: options.adapter,
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53 | equals: options.equals,
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54 | };
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55 | var func = compileToken(token, opts, context);
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56 | if (func === boolbase_1.falseFunc)
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57 | return next;
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58 | if (func === boolbase_1.trueFunc)
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59 | return boolbase_1.falseFunc;
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60 | return function not(elem) {
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61 | return !func(elem) && next(elem);
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62 | };
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63 | },
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64 | has: function (next, subselect, options, _context, compileToken) {
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65 | var adapter = options.adapter;
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66 | var opts = {
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67 | xmlMode: !!options.xmlMode,
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68 | adapter: adapter,
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69 | equals: options.equals,
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70 | };
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71 | // @ts-expect-error Uses an array as a pointer to the current element (side effects)
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72 | var context = subselect.some(function (s) {
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73 | return s.some(procedure_1.isTraversal);
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74 | })
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75 | ? [exports.PLACEHOLDER_ELEMENT]
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76 | : undefined;
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77 | var compiled = compileToken(subselect, opts, context);
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78 | if (compiled === boolbase_1.falseFunc)
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79 | return boolbase_1.falseFunc;
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80 | if (compiled === boolbase_1.trueFunc) {
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81 | return function (elem) {
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82 | return adapter.getChildren(elem).some(adapter.isTag) && next(elem);
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83 | };
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84 | }
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85 | var hasElement = ensureIsTag(compiled, adapter);
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86 | var _a = compiled.shouldTestNextSiblings, shouldTestNextSiblings = _a === void 0 ? false : _a;
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87 | /*
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88 | * `shouldTestNextSiblings` will only be true if the query starts with
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89 | * a traversal (sibling or adjacent). That means we will always have a context.
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90 | */
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91 | if (context) {
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92 | return function (elem) {
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93 | context[0] = elem;
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94 | var childs = adapter.getChildren(elem);
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95 | var nextElements = shouldTestNextSiblings
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96 | ? __spreadArray(__spreadArray([], childs), getNextSiblings(elem, adapter)) : childs;
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97 | return (next(elem) && adapter.existsOne(hasElement, nextElements));
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98 | };
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99 | }
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100 | return function (elem) {
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101 | return next(elem) &&
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102 | adapter.existsOne(hasElement, adapter.getChildren(elem));
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103 | };
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104 | },
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105 | };
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