“use strict”;
const conversions = require(“webidl-conversions”); const utils = require(“./utils.js”); const impl = utils.implSymbol;
function TreeWalker() {
throw new TypeError("Illegal constructor");
}
TreeWalker.prototype.parentNode = function parentNode() {
if (!this || !module.exports.is(this)) { throw new TypeError("Illegal invocation"); } const args = []; for (let i = 0; i < arguments.length && i < 0; ++i) { args[i] = utils.tryImplForWrapper(arguments[i]); } return utils.tryWrapperForImpl(this[impl].parentNode.apply(this[impl], args));
};
TreeWalker.prototype.firstChild = function firstChild() {
if (!this || !module.exports.is(this)) { throw new TypeError("Illegal invocation"); } const args = []; for (let i = 0; i < arguments.length && i < 0; ++i) { args[i] = utils.tryImplForWrapper(arguments[i]); } return utils.tryWrapperForImpl(this[impl].firstChild.apply(this[impl], args));
};
TreeWalker.prototype.lastChild = function lastChild() {
if (!this || !module.exports.is(this)) { throw new TypeError("Illegal invocation"); } const args = []; for (let i = 0; i < arguments.length && i < 0; ++i) { args[i] = utils.tryImplForWrapper(arguments[i]); } return utils.tryWrapperForImpl(this[impl].lastChild.apply(this[impl], args));
};
TreeWalker.prototype.previousSibling = function previousSibling() {
if (!this || !module.exports.is(this)) { throw new TypeError("Illegal invocation"); } const args = []; for (let i = 0; i < arguments.length && i < 0; ++i) { args[i] = utils.tryImplForWrapper(arguments[i]); } return utils.tryWrapperForImpl(this[impl].previousSibling.apply(this[impl], args));
};
TreeWalker.prototype.nextSibling = function nextSibling() {
if (!this || !module.exports.is(this)) { throw new TypeError("Illegal invocation"); } const args = []; for (let i = 0; i < arguments.length && i < 0; ++i) { args[i] = utils.tryImplForWrapper(arguments[i]); } return utils.tryWrapperForImpl(this[impl].nextSibling.apply(this[impl], args));
};
TreeWalker.prototype.previousNode = function previousNode() {
if (!this || !module.exports.is(this)) { throw new TypeError("Illegal invocation"); } const args = []; for (let i = 0; i < arguments.length && i < 0; ++i) { args[i] = utils.tryImplForWrapper(arguments[i]); } return utils.tryWrapperForImpl(this[impl].previousNode.apply(this[impl], args));
};
TreeWalker.prototype.nextNode = function nextNode() {
if (!this || !module.exports.is(this)) { throw new TypeError("Illegal invocation"); } const args = []; for (let i = 0; i < arguments.length && i < 0; ++i) { args[i] = utils.tryImplForWrapper(arguments[i]); } return utils.tryWrapperForImpl(this[impl].nextNode.apply(this[impl], args));
};
TreeWalker.prototype.toString = function () {
if (this === TreeWalker.prototype) { return "[object TreeWalkerPrototype]"; } return this[impl].toString();
}; Object.defineProperty(TreeWalker.prototype, “root”, {
get() { return utils.tryWrapperForImpl(this[impl].root); }, enumerable: true, configurable: true
});
Object.defineProperty(TreeWalker.prototype, “whatToShow”, {
get() { return this[impl].whatToShow; }, enumerable: true, configurable: true
});
Object.defineProperty(TreeWalker.prototype, “filter”, {
get() { return utils.tryWrapperForImpl(this[impl].filter); }, enumerable: true, configurable: true
});
Object.defineProperty(TreeWalker.prototype, “currentNode”, {
get() { return utils.tryWrapperForImpl(this[impl].currentNode); }, set(V) { this[impl].currentNode = utils.tryImplForWrapper(V); }, enumerable: true, configurable: true
});
const iface = {
mixedInto: [], is(obj) { if (obj) { if (obj[impl] instanceof Impl.implementation) { return true; } for (let i = 0; i < module.exports.mixedInto.length; ++i) { if (obj instanceof module.exports.mixedInto[i]) { return true; } } } return false; }, isImpl(obj) { if (obj) { if (obj instanceof Impl.implementation) { return true; } const wrapper = utils.wrapperForImpl(obj); for (let i = 0; i < module.exports.mixedInto.length; ++i) { if (wrapper instanceof module.exports.mixedInto[i]) { return true; } } } return false; }, create(constructorArgs, privateData) { let obj = Object.create(TreeWalker.prototype); this.setup(obj, constructorArgs, privateData); return obj; }, createImpl(constructorArgs, privateData) { let obj = Object.create(TreeWalker.prototype); this.setup(obj, constructorArgs, privateData); return utils.implForWrapper(obj); }, _internalSetup(obj) { }, setup(obj, constructorArgs, privateData) { if (!privateData) privateData = {}; privateData.wrapper = obj; this._internalSetup(obj); obj[impl] = new Impl.implementation(constructorArgs, privateData); obj[impl][utils.wrapperSymbol] = obj; }, interface: TreeWalker, expose: { Window: { TreeWalker: TreeWalker } }
}; module.exports = iface;
const Impl = require(“../traversal/TreeWalker-impl.js”);