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- "use strict";
- var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
- if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
- if (ar || !(i in from)) {
- if (!ar) ar = Array.prototype.slice.call(from, 0, i);
- ar[i] = from[i];
- }
- }
- return to.concat(ar || Array.prototype.slice.call(from));
- };
- Object.defineProperty(exports, "__esModule", { value: true });
- exports.subselects = exports.getNextSiblings = exports.ensureIsTag = exports.PLACEHOLDER_ELEMENT = void 0;
- var boolbase_1 = require("boolbase");
- var procedure_1 = require("../procedure");
- /** Used as a placeholder for :has. Will be replaced with the actual element. */
- exports.PLACEHOLDER_ELEMENT = {};
- function ensureIsTag(next, adapter) {
- if (next === boolbase_1.falseFunc)
- return boolbase_1.falseFunc;
- return function (elem) { return adapter.isTag(elem) && next(elem); };
- }
- exports.ensureIsTag = ensureIsTag;
- function getNextSiblings(elem, adapter) {
- var siblings = adapter.getSiblings(elem);
- if (siblings.length <= 1)
- return [];
- var elemIndex = siblings.indexOf(elem);
- if (elemIndex < 0 || elemIndex === siblings.length - 1)
- return [];
- return siblings.slice(elemIndex + 1).filter(adapter.isTag);
- }
- exports.getNextSiblings = getNextSiblings;
- var is = function (next, token, options, context, compileToken) {
- var opts = {
- xmlMode: !!options.xmlMode,
- adapter: options.adapter,
- equals: options.equals,
- };
- var func = compileToken(token, opts, context);
- return function (elem) { return func(elem) && next(elem); };
- };
- /*
- * :not, :has, :is, :matches and :where have to compile selectors
- * doing this in src/pseudos.ts would lead to circular dependencies,
- * so we add them here
- */
- exports.subselects = {
- is: is,
- /**
- * `:matches` and `:where` are aliases for `:is`.
- */
- matches: is,
- where: is,
- not: function (next, token, options, context, compileToken) {
- var opts = {
- xmlMode: !!options.xmlMode,
- adapter: options.adapter,
- equals: options.equals,
- };
- var func = compileToken(token, opts, context);
- if (func === boolbase_1.falseFunc)
- return next;
- if (func === boolbase_1.trueFunc)
- return boolbase_1.falseFunc;
- return function not(elem) {
- return !func(elem) && next(elem);
- };
- },
- has: function (next, subselect, options, _context, compileToken) {
- var adapter = options.adapter;
- var opts = {
- xmlMode: !!options.xmlMode,
- adapter: adapter,
- equals: options.equals,
- };
- // @ts-expect-error Uses an array as a pointer to the current element (side effects)
- var context = subselect.some(function (s) {
- return s.some(procedure_1.isTraversal);
- })
- ? [exports.PLACEHOLDER_ELEMENT]
- : undefined;
- var compiled = compileToken(subselect, opts, context);
- if (compiled === boolbase_1.falseFunc)
- return boolbase_1.falseFunc;
- if (compiled === boolbase_1.trueFunc) {
- return function (elem) {
- return adapter.getChildren(elem).some(adapter.isTag) && next(elem);
- };
- }
- var hasElement = ensureIsTag(compiled, adapter);
- var _a = compiled.shouldTestNextSiblings, shouldTestNextSiblings = _a === void 0 ? false : _a;
- /*
- * `shouldTestNextSiblings` will only be true if the query starts with
- * a traversal (sibling or adjacent). That means we will always have a context.
- */
- if (context) {
- return function (elem) {
- context[0] = elem;
- var childs = adapter.getChildren(elem);
- var nextElements = shouldTestNextSiblings
- ? __spreadArray(__spreadArray([], childs, true), getNextSiblings(elem, adapter), true) : childs;
- return (next(elem) && adapter.existsOne(hasElement, nextElements));
- };
- }
- return function (elem) {
- return next(elem) &&
- adapter.existsOne(hasElement, adapter.getChildren(elem));
- };
- },
- };
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