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Unified Diff: polymer_0.5.0/bower_components/webcomponentsjs/webcomponents-lite.js

Issue 786953007: npm_modules: Fork bower_components into Polymer 0.4.0 and 0.5.0 versions (Closed) Base URL: https://chromium.googlesource.com/infra/third_party/npm_modules.git@master
Patch Set: Created 5 years, 12 months ago
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Index: polymer_0.5.0/bower_components/webcomponentsjs/webcomponents-lite.js
diff --git a/polymer_0.5.0/bower_components/webcomponentsjs/webcomponents-lite.js b/polymer_0.5.0/bower_components/webcomponentsjs/webcomponents-lite.js
new file mode 100644
index 0000000000000000000000000000000000000000..c9117478472e05cabbf70d3fa4b1a62b9c725cdf
--- /dev/null
+++ b/polymer_0.5.0/bower_components/webcomponentsjs/webcomponents-lite.js
@@ -0,0 +1,1719 @@
+/**
+ * @license
+ * Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
+ * This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
+ * The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
+ * The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
+ * Code distributed by Google as part of the polymer project is also
+ * subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
+ */
+// @version 0.5.1-1
+window.WebComponents = window.WebComponents || {};
+
+(function(scope) {
+ var flags = scope.flags || {};
+ var file = "webcomponents.js";
+ var script = document.querySelector('script[src*="' + file + '"]');
+ var flags = {};
+ if (!flags.noOpts) {
+ location.search.slice(1).split("&").forEach(function(o) {
+ o = o.split("=");
+ o[0] && (flags[o[0]] = o[1] || true);
+ });
+ if (script) {
+ for (var i = 0, a; a = script.attributes[i]; i++) {
+ if (a.name !== "src") {
+ flags[a.name] = a.value || true;
+ }
+ }
+ }
+ if (flags.log) {
+ var parts = flags.log.split(",");
+ flags.log = {};
+ parts.forEach(function(f) {
+ flags.log[f] = true;
+ });
+ } else {
+ flags.log = {};
+ }
+ }
+ flags.shadow = flags.shadow || flags.shadowdom || flags.polyfill;
+ if (flags.shadow === "native") {
+ flags.shadow = false;
+ } else {
+ flags.shadow = flags.shadow || !HTMLElement.prototype.createShadowRoot;
+ }
+ if (flags.register) {
+ window.CustomElements = window.CustomElements || {
+ flags: {}
+ };
+ window.CustomElements.flags.register = flags.register;
+ }
+ scope.flags = flags;
+})(WebComponents);
+
+if (typeof WeakMap === "undefined") {
+ (function() {
+ var defineProperty = Object.defineProperty;
+ var counter = Date.now() % 1e9;
+ var WeakMap = function() {
+ this.name = "__st" + (Math.random() * 1e9 >>> 0) + (counter++ + "__");
+ };
+ WeakMap.prototype = {
+ set: function(key, value) {
+ var entry = key[this.name];
+ if (entry && entry[0] === key) entry[1] = value; else defineProperty(key, this.name, {
+ value: [ key, value ],
+ writable: true
+ });
+ return this;
+ },
+ get: function(key) {
+ var entry;
+ return (entry = key[this.name]) && entry[0] === key ? entry[1] : undefined;
+ },
+ "delete": function(key) {
+ var entry = key[this.name];
+ if (!entry || entry[0] !== key) return false;
+ entry[0] = entry[1] = undefined;
+ return true;
+ },
+ has: function(key) {
+ var entry = key[this.name];
+ if (!entry) return false;
+ return entry[0] === key;
+ }
+ };
+ window.WeakMap = WeakMap;
+ })();
+}
+
+(function(global) {
+ var registrationsTable = new WeakMap();
+ var setImmediate;
+ if (/Trident|Edge/.test(navigator.userAgent)) {
+ setImmediate = setTimeout;
+ } else if (window.setImmediate) {
+ setImmediate = window.setImmediate;
+ } else {
+ var setImmediateQueue = [];
+ var sentinel = String(Math.random());
+ window.addEventListener("message", function(e) {
+ if (e.data === sentinel) {
+ var queue = setImmediateQueue;
+ setImmediateQueue = [];
+ queue.forEach(function(func) {
+ func();
+ });
+ }
+ });
+ setImmediate = function(func) {
+ setImmediateQueue.push(func);
+ window.postMessage(sentinel, "*");
+ };
+ }
+ var isScheduled = false;
+ var scheduledObservers = [];
+ function scheduleCallback(observer) {
+ scheduledObservers.push(observer);
+ if (!isScheduled) {
+ isScheduled = true;
+ setImmediate(dispatchCallbacks);
+ }
+ }
+ function wrapIfNeeded(node) {
+ return window.ShadowDOMPolyfill && window.ShadowDOMPolyfill.wrapIfNeeded(node) || node;
+ }
+ function dispatchCallbacks() {
+ isScheduled = false;
+ var observers = scheduledObservers;
+ scheduledObservers = [];
+ observers.sort(function(o1, o2) {
+ return o1.uid_ - o2.uid_;
+ });
+ var anyNonEmpty = false;
+ observers.forEach(function(observer) {
+ var queue = observer.takeRecords();
+ removeTransientObserversFor(observer);
+ if (queue.length) {
+ observer.callback_(queue, observer);
+ anyNonEmpty = true;
+ }
+ });
+ if (anyNonEmpty) dispatchCallbacks();
+ }
+ function removeTransientObserversFor(observer) {
+ observer.nodes_.forEach(function(node) {
+ var registrations = registrationsTable.get(node);
+ if (!registrations) return;
+ registrations.forEach(function(registration) {
+ if (registration.observer === observer) registration.removeTransientObservers();
+ });
+ });
+ }
+ function forEachAncestorAndObserverEnqueueRecord(target, callback) {
+ for (var node = target; node; node = node.parentNode) {
+ var registrations = registrationsTable.get(node);
+ if (registrations) {
+ for (var j = 0; j < registrations.length; j++) {
+ var registration = registrations[j];
+ var options = registration.options;
+ if (node !== target && !options.subtree) continue;
+ var record = callback(options);
+ if (record) registration.enqueue(record);
+ }
+ }
+ }
+ }
+ var uidCounter = 0;
+ function JsMutationObserver(callback) {
+ this.callback_ = callback;
+ this.nodes_ = [];
+ this.records_ = [];
+ this.uid_ = ++uidCounter;
+ }
+ JsMutationObserver.prototype = {
+ observe: function(target, options) {
+ target = wrapIfNeeded(target);
+ if (!options.childList && !options.attributes && !options.characterData || options.attributeOldValue && !options.attributes || options.attributeFilter && options.attributeFilter.length && !options.attributes || options.characterDataOldValue && !options.characterData) {
+ throw new SyntaxError();
+ }
+ var registrations = registrationsTable.get(target);
+ if (!registrations) registrationsTable.set(target, registrations = []);
+ var registration;
+ for (var i = 0; i < registrations.length; i++) {
+ if (registrations[i].observer === this) {
+ registration = registrations[i];
+ registration.removeListeners();
+ registration.options = options;
+ break;
+ }
+ }
+ if (!registration) {
+ registration = new Registration(this, target, options);
+ registrations.push(registration);
+ this.nodes_.push(target);
+ }
+ registration.addListeners();
+ },
+ disconnect: function() {
+ this.nodes_.forEach(function(node) {
+ var registrations = registrationsTable.get(node);
+ for (var i = 0; i < registrations.length; i++) {
+ var registration = registrations[i];
+ if (registration.observer === this) {
+ registration.removeListeners();
+ registrations.splice(i, 1);
+ break;
+ }
+ }
+ }, this);
+ this.records_ = [];
+ },
+ takeRecords: function() {
+ var copyOfRecords = this.records_;
+ this.records_ = [];
+ return copyOfRecords;
+ }
+ };
+ function MutationRecord(type, target) {
+ this.type = type;
+ this.target = target;
+ this.addedNodes = [];
+ this.removedNodes = [];
+ this.previousSibling = null;
+ this.nextSibling = null;
+ this.attributeName = null;
+ this.attributeNamespace = null;
+ this.oldValue = null;
+ }
+ function copyMutationRecord(original) {
+ var record = new MutationRecord(original.type, original.target);
+ record.addedNodes = original.addedNodes.slice();
+ record.removedNodes = original.removedNodes.slice();
+ record.previousSibling = original.previousSibling;
+ record.nextSibling = original.nextSibling;
+ record.attributeName = original.attributeName;
+ record.attributeNamespace = original.attributeNamespace;
+ record.oldValue = original.oldValue;
+ return record;
+ }
+ var currentRecord, recordWithOldValue;
+ function getRecord(type, target) {
+ return currentRecord = new MutationRecord(type, target);
+ }
+ function getRecordWithOldValue(oldValue) {
+ if (recordWithOldValue) return recordWithOldValue;
+ recordWithOldValue = copyMutationRecord(currentRecord);
+ recordWithOldValue.oldValue = oldValue;
+ return recordWithOldValue;
+ }
+ function clearRecords() {
+ currentRecord = recordWithOldValue = undefined;
+ }
+ function recordRepresentsCurrentMutation(record) {
+ return record === recordWithOldValue || record === currentRecord;
+ }
+ function selectRecord(lastRecord, newRecord) {
+ if (lastRecord === newRecord) return lastRecord;
+ if (recordWithOldValue && recordRepresentsCurrentMutation(lastRecord)) return recordWithOldValue;
+ return null;
+ }
+ function Registration(observer, target, options) {
+ this.observer = observer;
+ this.target = target;
+ this.options = options;
+ this.transientObservedNodes = [];
+ }
+ Registration.prototype = {
+ enqueue: function(record) {
+ var records = this.observer.records_;
+ var length = records.length;
+ if (records.length > 0) {
+ var lastRecord = records[length - 1];
+ var recordToReplaceLast = selectRecord(lastRecord, record);
+ if (recordToReplaceLast) {
+ records[length - 1] = recordToReplaceLast;
+ return;
+ }
+ } else {
+ scheduleCallback(this.observer);
+ }
+ records[length] = record;
+ },
+ addListeners: function() {
+ this.addListeners_(this.target);
+ },
+ addListeners_: function(node) {
+ var options = this.options;
+ if (options.attributes) node.addEventListener("DOMAttrModified", this, true);
+ if (options.characterData) node.addEventListener("DOMCharacterDataModified", this, true);
+ if (options.childList) node.addEventListener("DOMNodeInserted", this, true);
+ if (options.childList || options.subtree) node.addEventListener("DOMNodeRemoved", this, true);
+ },
+ removeListeners: function() {
+ this.removeListeners_(this.target);
+ },
+ removeListeners_: function(node) {
+ var options = this.options;
+ if (options.attributes) node.removeEventListener("DOMAttrModified", this, true);
+ if (options.characterData) node.removeEventListener("DOMCharacterDataModified", this, true);
+ if (options.childList) node.removeEventListener("DOMNodeInserted", this, true);
+ if (options.childList || options.subtree) node.removeEventListener("DOMNodeRemoved", this, true);
+ },
+ addTransientObserver: function(node) {
+ if (node === this.target) return;
+ this.addListeners_(node);
+ this.transientObservedNodes.push(node);
+ var registrations = registrationsTable.get(node);
+ if (!registrations) registrationsTable.set(node, registrations = []);
+ registrations.push(this);
+ },
+ removeTransientObservers: function() {
+ var transientObservedNodes = this.transientObservedNodes;
+ this.transientObservedNodes = [];
+ transientObservedNodes.forEach(function(node) {
+ this.removeListeners_(node);
+ var registrations = registrationsTable.get(node);
+ for (var i = 0; i < registrations.length; i++) {
+ if (registrations[i] === this) {
+ registrations.splice(i, 1);
+ break;
+ }
+ }
+ }, this);
+ },
+ handleEvent: function(e) {
+ e.stopImmediatePropagation();
+ switch (e.type) {
+ case "DOMAttrModified":
+ var name = e.attrName;
+ var namespace = e.relatedNode.namespaceURI;
+ var target = e.target;
+ var record = new getRecord("attributes", target);
+ record.attributeName = name;
+ record.attributeNamespace = namespace;
+ var oldValue = e.attrChange === MutationEvent.ADDITION ? null : e.prevValue;
+ forEachAncestorAndObserverEnqueueRecord(target, function(options) {
+ if (!options.attributes) return;
+ if (options.attributeFilter && options.attributeFilter.length && options.attributeFilter.indexOf(name) === -1 && options.attributeFilter.indexOf(namespace) === -1) {
+ return;
+ }
+ if (options.attributeOldValue) return getRecordWithOldValue(oldValue);
+ return record;
+ });
+ break;
+
+ case "DOMCharacterDataModified":
+ var target = e.target;
+ var record = getRecord("characterData", target);
+ var oldValue = e.prevValue;
+ forEachAncestorAndObserverEnqueueRecord(target, function(options) {
+ if (!options.characterData) return;
+ if (options.characterDataOldValue) return getRecordWithOldValue(oldValue);
+ return record;
+ });
+ break;
+
+ case "DOMNodeRemoved":
+ this.addTransientObserver(e.target);
+
+ case "DOMNodeInserted":
+ var target = e.relatedNode;
+ var changedNode = e.target;
+ var addedNodes, removedNodes;
+ if (e.type === "DOMNodeInserted") {
+ addedNodes = [ changedNode ];
+ removedNodes = [];
+ } else {
+ addedNodes = [];
+ removedNodes = [ changedNode ];
+ }
+ var previousSibling = changedNode.previousSibling;
+ var nextSibling = changedNode.nextSibling;
+ var record = getRecord("childList", target);
+ record.addedNodes = addedNodes;
+ record.removedNodes = removedNodes;
+ record.previousSibling = previousSibling;
+ record.nextSibling = nextSibling;
+ forEachAncestorAndObserverEnqueueRecord(target, function(options) {
+ if (!options.childList) return;
+ return record;
+ });
+ }
+ clearRecords();
+ }
+ };
+ global.JsMutationObserver = JsMutationObserver;
+ if (!global.MutationObserver) global.MutationObserver = JsMutationObserver;
+})(this);
+
+window.HTMLImports = window.HTMLImports || {
+ flags: {}
+};
+
+(function(scope) {
+ var IMPORT_LINK_TYPE = "import";
+ var useNative = Boolean(IMPORT_LINK_TYPE in document.createElement("link"));
+ var hasShadowDOMPolyfill = Boolean(window.ShadowDOMPolyfill);
+ var wrap = function(node) {
+ return hasShadowDOMPolyfill ? ShadowDOMPolyfill.wrapIfNeeded(node) : node;
+ };
+ var rootDocument = wrap(document);
+ var currentScriptDescriptor = {
+ get: function() {
+ var script = HTMLImports.currentScript || document.currentScript || (document.readyState !== "complete" ? document.scripts[document.scripts.length - 1] : null);
+ return wrap(script);
+ },
+ configurable: true
+ };
+ Object.defineProperty(document, "_currentScript", currentScriptDescriptor);
+ Object.defineProperty(rootDocument, "_currentScript", currentScriptDescriptor);
+ var isIE = /Trident|Edge/.test(navigator.userAgent);
+ function whenReady(callback, doc) {
+ doc = doc || rootDocument;
+ whenDocumentReady(function() {
+ watchImportsLoad(callback, doc);
+ }, doc);
+ }
+ var requiredReadyState = isIE ? "complete" : "interactive";
+ var READY_EVENT = "readystatechange";
+ function isDocumentReady(doc) {
+ return doc.readyState === "complete" || doc.readyState === requiredReadyState;
+ }
+ function whenDocumentReady(callback, doc) {
+ if (!isDocumentReady(doc)) {
+ var checkReady = function() {
+ if (doc.readyState === "complete" || doc.readyState === requiredReadyState) {
+ doc.removeEventListener(READY_EVENT, checkReady);
+ whenDocumentReady(callback, doc);
+ }
+ };
+ doc.addEventListener(READY_EVENT, checkReady);
+ } else if (callback) {
+ callback();
+ }
+ }
+ function markTargetLoaded(event) {
+ event.target.__loaded = true;
+ }
+ function watchImportsLoad(callback, doc) {
+ var imports = doc.querySelectorAll("link[rel=import]");
+ var loaded = 0, l = imports.length;
+ function checkDone(d) {
+ if (loaded == l && callback) {
+ callback();
+ }
+ }
+ function loadedImport(e) {
+ markTargetLoaded(e);
+ loaded++;
+ checkDone();
+ }
+ if (l) {
+ for (var i = 0, imp; i < l && (imp = imports[i]); i++) {
+ if (isImportLoaded(imp)) {
+ loadedImport.call(imp, {
+ target: imp
+ });
+ } else {
+ imp.addEventListener("load", loadedImport);
+ imp.addEventListener("error", loadedImport);
+ }
+ }
+ } else {
+ checkDone();
+ }
+ }
+ function isImportLoaded(link) {
+ return useNative ? link.__loaded || link.import && link.import.readyState !== "loading" : link.__importParsed;
+ }
+ if (useNative) {
+ new MutationObserver(function(mxns) {
+ for (var i = 0, l = mxns.length, m; i < l && (m = mxns[i]); i++) {
+ if (m.addedNodes) {
+ handleImports(m.addedNodes);
+ }
+ }
+ }).observe(document.head, {
+ childList: true
+ });
+ function handleImports(nodes) {
+ for (var i = 0, l = nodes.length, n; i < l && (n = nodes[i]); i++) {
+ if (isImport(n)) {
+ handleImport(n);
+ }
+ }
+ }
+ function isImport(element) {
+ return element.localName === "link" && element.rel === "import";
+ }
+ function handleImport(element) {
+ var loaded = element.import;
+ if (loaded) {
+ markTargetLoaded({
+ target: element
+ });
+ } else {
+ element.addEventListener("load", markTargetLoaded);
+ element.addEventListener("error", markTargetLoaded);
+ }
+ }
+ (function() {
+ if (document.readyState === "loading") {
+ var imports = document.querySelectorAll("link[rel=import]");
+ for (var i = 0, l = imports.length, imp; i < l && (imp = imports[i]); i++) {
+ handleImport(imp);
+ }
+ }
+ })();
+ }
+ whenReady(function() {
+ HTMLImports.ready = true;
+ HTMLImports.readyTime = new Date().getTime();
+ rootDocument.dispatchEvent(new CustomEvent("HTMLImportsLoaded", {
+ bubbles: true
+ }));
+ });
+ scope.IMPORT_LINK_TYPE = IMPORT_LINK_TYPE;
+ scope.useNative = useNative;
+ scope.rootDocument = rootDocument;
+ scope.whenReady = whenReady;
+ scope.isIE = isIE;
+})(HTMLImports);
+
+(function(scope) {
+ var modules = [];
+ var addModule = function(module) {
+ modules.push(module);
+ };
+ var initializeModules = function() {
+ modules.forEach(function(module) {
+ module(scope);
+ });
+ };
+ scope.addModule = addModule;
+ scope.initializeModules = initializeModules;
+})(HTMLImports);
+
+HTMLImports.addModule(function(scope) {
+ var CSS_URL_REGEXP = /(url\()([^)]*)(\))/g;
+ var CSS_IMPORT_REGEXP = /(@import[\s]+(?!url\())([^;]*)(;)/g;
+ var path = {
+ resolveUrlsInStyle: function(style) {
+ var doc = style.ownerDocument;
+ var resolver = doc.createElement("a");
+ style.textContent = this.resolveUrlsInCssText(style.textContent, resolver);
+ return style;
+ },
+ resolveUrlsInCssText: function(cssText, urlObj) {
+ var r = this.replaceUrls(cssText, urlObj, CSS_URL_REGEXP);
+ r = this.replaceUrls(r, urlObj, CSS_IMPORT_REGEXP);
+ return r;
+ },
+ replaceUrls: function(text, urlObj, regexp) {
+ return text.replace(regexp, function(m, pre, url, post) {
+ var urlPath = url.replace(/["']/g, "");
+ urlObj.href = urlPath;
+ urlPath = urlObj.href;
+ return pre + "'" + urlPath + "'" + post;
+ });
+ }
+ };
+ scope.path = path;
+});
+
+HTMLImports.addModule(function(scope) {
+ xhr = {
+ async: true,
+ ok: function(request) {
+ return request.status >= 200 && request.status < 300 || request.status === 304 || request.status === 0;
+ },
+ load: function(url, next, nextContext) {
+ var request = new XMLHttpRequest();
+ if (scope.flags.debug || scope.flags.bust) {
+ url += "?" + Math.random();
+ }
+ request.open("GET", url, xhr.async);
+ request.addEventListener("readystatechange", function(e) {
+ if (request.readyState === 4) {
+ var locationHeader = request.getResponseHeader("Location");
+ var redirectedUrl = null;
+ if (locationHeader) {
+ var redirectedUrl = locationHeader.substr(0, 1) === "/" ? location.origin + locationHeader : locationHeader;
+ }
+ next.call(nextContext, !xhr.ok(request) && request, request.response || request.responseText, redirectedUrl);
+ }
+ });
+ request.send();
+ return request;
+ },
+ loadDocument: function(url, next, nextContext) {
+ this.load(url, next, nextContext).responseType = "document";
+ }
+ };
+ scope.xhr = xhr;
+});
+
+HTMLImports.addModule(function(scope) {
+ var xhr = scope.xhr;
+ var flags = scope.flags;
+ var Loader = function(onLoad, onComplete) {
+ this.cache = {};
+ this.onload = onLoad;
+ this.oncomplete = onComplete;
+ this.inflight = 0;
+ this.pending = {};
+ };
+ Loader.prototype = {
+ addNodes: function(nodes) {
+ this.inflight += nodes.length;
+ for (var i = 0, l = nodes.length, n; i < l && (n = nodes[i]); i++) {
+ this.require(n);
+ }
+ this.checkDone();
+ },
+ addNode: function(node) {
+ this.inflight++;
+ this.require(node);
+ this.checkDone();
+ },
+ require: function(elt) {
+ var url = elt.src || elt.href;
+ elt.__nodeUrl = url;
+ if (!this.dedupe(url, elt)) {
+ this.fetch(url, elt);
+ }
+ },
+ dedupe: function(url, elt) {
+ if (this.pending[url]) {
+ this.pending[url].push(elt);
+ return true;
+ }
+ var resource;
+ if (this.cache[url]) {
+ this.onload(url, elt, this.cache[url]);
+ this.tail();
+ return true;
+ }
+ this.pending[url] = [ elt ];
+ return false;
+ },
+ fetch: function(url, elt) {
+ flags.load && console.log("fetch", url, elt);
+ if (url.match(/^data:/)) {
+ var pieces = url.split(",");
+ var header = pieces[0];
+ var body = pieces[1];
+ if (header.indexOf(";base64") > -1) {
+ body = atob(body);
+ } else {
+ body = decodeURIComponent(body);
+ }
+ setTimeout(function() {
+ this.receive(url, elt, null, body);
+ }.bind(this), 0);
+ } else {
+ var receiveXhr = function(err, resource, redirectedUrl) {
+ this.receive(url, elt, err, resource, redirectedUrl);
+ }.bind(this);
+ xhr.load(url, receiveXhr);
+ }
+ },
+ receive: function(url, elt, err, resource, redirectedUrl) {
+ this.cache[url] = resource;
+ var $p = this.pending[url];
+ for (var i = 0, l = $p.length, p; i < l && (p = $p[i]); i++) {
+ this.onload(url, p, resource, err, redirectedUrl);
+ this.tail();
+ }
+ this.pending[url] = null;
+ },
+ tail: function() {
+ --this.inflight;
+ this.checkDone();
+ },
+ checkDone: function() {
+ if (!this.inflight) {
+ this.oncomplete();
+ }
+ }
+ };
+ scope.Loader = Loader;
+});
+
+HTMLImports.addModule(function(scope) {
+ var Observer = function(addCallback) {
+ this.addCallback = addCallback;
+ this.mo = new MutationObserver(this.handler.bind(this));
+ };
+ Observer.prototype = {
+ handler: function(mutations) {
+ for (var i = 0, l = mutations.length, m; i < l && (m = mutations[i]); i++) {
+ if (m.type === "childList" && m.addedNodes.length) {
+ this.addedNodes(m.addedNodes);
+ }
+ }
+ },
+ addedNodes: function(nodes) {
+ if (this.addCallback) {
+ this.addCallback(nodes);
+ }
+ for (var i = 0, l = nodes.length, n, loading; i < l && (n = nodes[i]); i++) {
+ if (n.children && n.children.length) {
+ this.addedNodes(n.children);
+ }
+ }
+ },
+ observe: function(root) {
+ this.mo.observe(root, {
+ childList: true,
+ subtree: true
+ });
+ }
+ };
+ scope.Observer = Observer;
+});
+
+HTMLImports.addModule(function(scope) {
+ var path = scope.path;
+ var rootDocument = scope.rootDocument;
+ var flags = scope.flags;
+ var isIE = scope.isIE;
+ var IMPORT_LINK_TYPE = scope.IMPORT_LINK_TYPE;
+ var IMPORT_SELECTOR = "link[rel=" + IMPORT_LINK_TYPE + "]";
+ var importParser = {
+ documentSelectors: IMPORT_SELECTOR,
+ importsSelectors: [ IMPORT_SELECTOR, "link[rel=stylesheet]", "style", "script:not([type])", 'script[type="text/javascript"]' ].join(","),
+ map: {
+ link: "parseLink",
+ script: "parseScript",
+ style: "parseStyle"
+ },
+ dynamicElements: [],
+ parseNext: function() {
+ var next = this.nextToParse();
+ if (next) {
+ this.parse(next);
+ }
+ },
+ parse: function(elt) {
+ if (this.isParsed(elt)) {
+ flags.parse && console.log("[%s] is already parsed", elt.localName);
+ return;
+ }
+ var fn = this[this.map[elt.localName]];
+ if (fn) {
+ this.markParsing(elt);
+ fn.call(this, elt);
+ }
+ },
+ parseDynamic: function(elt, quiet) {
+ this.dynamicElements.push(elt);
+ if (!quiet) {
+ this.parseNext();
+ }
+ },
+ markParsing: function(elt) {
+ flags.parse && console.log("parsing", elt);
+ this.parsingElement = elt;
+ },
+ markParsingComplete: function(elt) {
+ elt.__importParsed = true;
+ this.markDynamicParsingComplete(elt);
+ if (elt.__importElement) {
+ elt.__importElement.__importParsed = true;
+ this.markDynamicParsingComplete(elt.__importElement);
+ }
+ this.parsingElement = null;
+ flags.parse && console.log("completed", elt);
+ },
+ markDynamicParsingComplete: function(elt) {
+ var i = this.dynamicElements.indexOf(elt);
+ if (i >= 0) {
+ this.dynamicElements.splice(i, 1);
+ }
+ },
+ parseImport: function(elt) {
+ if (HTMLImports.__importsParsingHook) {
+ HTMLImports.__importsParsingHook(elt);
+ }
+ if (elt.import) {
+ elt.import.__importParsed = true;
+ }
+ this.markParsingComplete(elt);
+ if (elt.__resource && !elt.__error) {
+ elt.dispatchEvent(new CustomEvent("load", {
+ bubbles: false
+ }));
+ } else {
+ elt.dispatchEvent(new CustomEvent("error", {
+ bubbles: false
+ }));
+ }
+ if (elt.__pending) {
+ var fn;
+ while (elt.__pending.length) {
+ fn = elt.__pending.shift();
+ if (fn) {
+ fn({
+ target: elt
+ });
+ }
+ }
+ }
+ this.parseNext();
+ },
+ parseLink: function(linkElt) {
+ if (nodeIsImport(linkElt)) {
+ this.parseImport(linkElt);
+ } else {
+ linkElt.href = linkElt.href;
+ this.parseGeneric(linkElt);
+ }
+ },
+ parseStyle: function(elt) {
+ var src = elt;
+ elt = cloneStyle(elt);
+ elt.__importElement = src;
+ this.parseGeneric(elt);
+ },
+ parseGeneric: function(elt) {
+ this.trackElement(elt);
+ this.addElementToDocument(elt);
+ },
+ rootImportForElement: function(elt) {
+ var n = elt;
+ while (n.ownerDocument.__importLink) {
+ n = n.ownerDocument.__importLink;
+ }
+ return n;
+ },
+ addElementToDocument: function(elt) {
+ var port = this.rootImportForElement(elt.__importElement || elt);
+ port.parentNode.insertBefore(elt, port);
+ },
+ trackElement: function(elt, callback) {
+ var self = this;
+ var done = function(e) {
+ if (callback) {
+ callback(e);
+ }
+ self.markParsingComplete(elt);
+ self.parseNext();
+ };
+ elt.addEventListener("load", done);
+ elt.addEventListener("error", done);
+ if (isIE && elt.localName === "style") {
+ var fakeLoad = false;
+ if (elt.textContent.indexOf("@import") == -1) {
+ fakeLoad = true;
+ } else if (elt.sheet) {
+ fakeLoad = true;
+ var csr = elt.sheet.cssRules;
+ var len = csr ? csr.length : 0;
+ for (var i = 0, r; i < len && (r = csr[i]); i++) {
+ if (r.type === CSSRule.IMPORT_RULE) {
+ fakeLoad = fakeLoad && Boolean(r.styleSheet);
+ }
+ }
+ }
+ if (fakeLoad) {
+ elt.dispatchEvent(new CustomEvent("load", {
+ bubbles: false
+ }));
+ }
+ }
+ },
+ parseScript: function(scriptElt) {
+ var script = document.createElement("script");
+ script.__importElement = scriptElt;
+ script.src = scriptElt.src ? scriptElt.src : generateScriptDataUrl(scriptElt);
+ scope.currentScript = scriptElt;
+ this.trackElement(script, function(e) {
+ script.parentNode.removeChild(script);
+ scope.currentScript = null;
+ });
+ this.addElementToDocument(script);
+ },
+ nextToParse: function() {
+ this._mayParse = [];
+ return !this.parsingElement && (this.nextToParseInDoc(rootDocument) || this.nextToParseDynamic());
+ },
+ nextToParseInDoc: function(doc, link) {
+ if (doc && this._mayParse.indexOf(doc) < 0) {
+ this._mayParse.push(doc);
+ var nodes = doc.querySelectorAll(this.parseSelectorsForNode(doc));
+ for (var i = 0, l = nodes.length, p = 0, n; i < l && (n = nodes[i]); i++) {
+ if (!this.isParsed(n)) {
+ if (this.hasResource(n)) {
+ return nodeIsImport(n) ? this.nextToParseInDoc(n.import, n) : n;
+ } else {
+ return;
+ }
+ }
+ }
+ }
+ return link;
+ },
+ nextToParseDynamic: function() {
+ return this.dynamicElements[0];
+ },
+ parseSelectorsForNode: function(node) {
+ var doc = node.ownerDocument || node;
+ return doc === rootDocument ? this.documentSelectors : this.importsSelectors;
+ },
+ isParsed: function(node) {
+ return node.__importParsed;
+ },
+ needsDynamicParsing: function(elt) {
+ return this.dynamicElements.indexOf(elt) >= 0;
+ },
+ hasResource: function(node) {
+ if (nodeIsImport(node) && node.import === undefined) {
+ return false;
+ }
+ return true;
+ }
+ };
+ function nodeIsImport(elt) {
+ return elt.localName === "link" && elt.rel === IMPORT_LINK_TYPE;
+ }
+ function generateScriptDataUrl(script) {
+ var scriptContent = generateScriptContent(script);
+ return "data:text/javascript;charset=utf-8," + encodeURIComponent(scriptContent);
+ }
+ function generateScriptContent(script) {
+ return script.textContent + generateSourceMapHint(script);
+ }
+ function generateSourceMapHint(script) {
+ var owner = script.ownerDocument;
+ owner.__importedScripts = owner.__importedScripts || 0;
+ var moniker = script.ownerDocument.baseURI;
+ var num = owner.__importedScripts ? "-" + owner.__importedScripts : "";
+ owner.__importedScripts++;
+ return "\n//# sourceURL=" + moniker + num + ".js\n";
+ }
+ function cloneStyle(style) {
+ var clone = style.ownerDocument.createElement("style");
+ clone.textContent = style.textContent;
+ path.resolveUrlsInStyle(clone);
+ return clone;
+ }
+ scope.parser = importParser;
+ scope.IMPORT_SELECTOR = IMPORT_SELECTOR;
+});
+
+HTMLImports.addModule(function(scope) {
+ var flags = scope.flags;
+ var IMPORT_LINK_TYPE = scope.IMPORT_LINK_TYPE;
+ var IMPORT_SELECTOR = scope.IMPORT_SELECTOR;
+ var rootDocument = scope.rootDocument;
+ var Loader = scope.Loader;
+ var Observer = scope.Observer;
+ var parser = scope.parser;
+ var importer = {
+ documents: {},
+ documentPreloadSelectors: IMPORT_SELECTOR,
+ importsPreloadSelectors: [ IMPORT_SELECTOR ].join(","),
+ loadNode: function(node) {
+ importLoader.addNode(node);
+ },
+ loadSubtree: function(parent) {
+ var nodes = this.marshalNodes(parent);
+ importLoader.addNodes(nodes);
+ },
+ marshalNodes: function(parent) {
+ return parent.querySelectorAll(this.loadSelectorsForNode(parent));
+ },
+ loadSelectorsForNode: function(node) {
+ var doc = node.ownerDocument || node;
+ return doc === rootDocument ? this.documentPreloadSelectors : this.importsPreloadSelectors;
+ },
+ loaded: function(url, elt, resource, err, redirectedUrl) {
+ flags.load && console.log("loaded", url, elt);
+ elt.__resource = resource;
+ elt.__error = err;
+ if (isImportLink(elt)) {
+ var doc = this.documents[url];
+ if (doc === undefined) {
+ doc = err ? null : makeDocument(resource, redirectedUrl || url);
+ if (doc) {
+ doc.__importLink = elt;
+ this.bootDocument(doc);
+ }
+ this.documents[url] = doc;
+ }
+ elt.import = doc;
+ }
+ parser.parseNext();
+ },
+ bootDocument: function(doc) {
+ this.loadSubtree(doc);
+ this.observer.observe(doc);
+ parser.parseNext();
+ },
+ loadedAll: function() {
+ parser.parseNext();
+ }
+ };
+ var importLoader = new Loader(importer.loaded.bind(importer), importer.loadedAll.bind(importer));
+ importer.observer = new Observer();
+ function isImportLink(elt) {
+ return isLinkRel(elt, IMPORT_LINK_TYPE);
+ }
+ function isLinkRel(elt, rel) {
+ return elt.localName === "link" && elt.getAttribute("rel") === rel;
+ }
+ function makeDocument(resource, url) {
+ var doc = document.implementation.createHTMLDocument(IMPORT_LINK_TYPE);
+ doc._URL = url;
+ var base = doc.createElement("base");
+ base.setAttribute("href", url);
+ if (!doc.baseURI) {
+ Object.defineProperty(doc, "baseURI", {
+ value: url
+ });
+ }
+ var meta = doc.createElement("meta");
+ meta.setAttribute("charset", "utf-8");
+ doc.head.appendChild(meta);
+ doc.head.appendChild(base);
+ doc.body.innerHTML = resource;
+ if (window.HTMLTemplateElement && HTMLTemplateElement.bootstrap) {
+ HTMLTemplateElement.bootstrap(doc);
+ }
+ return doc;
+ }
+ if (!document.baseURI) {
+ var baseURIDescriptor = {
+ get: function() {
+ var base = document.querySelector("base");
+ return base ? base.href : window.location.href;
+ },
+ configurable: true
+ };
+ Object.defineProperty(document, "baseURI", baseURIDescriptor);
+ Object.defineProperty(rootDocument, "baseURI", baseURIDescriptor);
+ }
+ scope.importer = importer;
+ scope.importLoader = importLoader;
+});
+
+HTMLImports.addModule(function(scope) {
+ var parser = scope.parser;
+ var importer = scope.importer;
+ var dynamic = {
+ added: function(nodes) {
+ var owner, parsed;
+ for (var i = 0, l = nodes.length, n; i < l && (n = nodes[i]); i++) {
+ if (!owner) {
+ owner = n.ownerDocument;
+ parsed = parser.isParsed(owner);
+ }
+ loading = this.shouldLoadNode(n);
+ if (loading) {
+ importer.loadNode(n);
+ }
+ if (this.shouldParseNode(n) && parsed) {
+ parser.parseDynamic(n, loading);
+ }
+ }
+ },
+ shouldLoadNode: function(node) {
+ return node.nodeType === 1 && matches.call(node, importer.loadSelectorsForNode(node));
+ },
+ shouldParseNode: function(node) {
+ return node.nodeType === 1 && matches.call(node, parser.parseSelectorsForNode(node));
+ }
+ };
+ importer.observer.addCallback = dynamic.added.bind(dynamic);
+ var matches = HTMLElement.prototype.matches || HTMLElement.prototype.matchesSelector || HTMLElement.prototype.webkitMatchesSelector || HTMLElement.prototype.mozMatchesSelector || HTMLElement.prototype.msMatchesSelector;
+});
+
+(function(scope) {
+ var initializeModules = scope.initializeModules;
+ var isIE = scope.isIE;
+ if (scope.useNative) {
+ return;
+ }
+ if (isIE && typeof window.CustomEvent !== "function") {
+ window.CustomEvent = function(inType, params) {
+ params = params || {};
+ var e = document.createEvent("CustomEvent");
+ e.initCustomEvent(inType, Boolean(params.bubbles), Boolean(params.cancelable), params.detail);
+ return e;
+ };
+ window.CustomEvent.prototype = window.Event.prototype;
+ }
+ initializeModules();
+ var rootDocument = scope.rootDocument;
+ function bootstrap() {
+ HTMLImports.importer.bootDocument(rootDocument);
+ }
+ if (document.readyState === "complete" || document.readyState === "interactive" && !window.attachEvent) {
+ bootstrap();
+ } else {
+ document.addEventListener("DOMContentLoaded", bootstrap);
+ }
+})(HTMLImports);
+
+window.CustomElements = window.CustomElements || {
+ flags: {}
+};
+
+(function(scope) {
+ var flags = scope.flags;
+ var modules = [];
+ var addModule = function(module) {
+ modules.push(module);
+ };
+ var initializeModules = function() {
+ modules.forEach(function(module) {
+ module(scope);
+ });
+ };
+ scope.addModule = addModule;
+ scope.initializeModules = initializeModules;
+ scope.hasNative = Boolean(document.registerElement);
+ scope.useNative = !flags.register && scope.hasNative && !window.ShadowDOMPolyfill && (!window.HTMLImports || HTMLImports.useNative);
+})(CustomElements);
+
+CustomElements.addModule(function(scope) {
+ var IMPORT_LINK_TYPE = window.HTMLImports ? HTMLImports.IMPORT_LINK_TYPE : "none";
+ function forSubtree(node, cb) {
+ findAllElements(node, function(e) {
+ if (cb(e)) {
+ return true;
+ }
+ forRoots(e, cb);
+ });
+ forRoots(node, cb);
+ }
+ function findAllElements(node, find, data) {
+ var e = node.firstElementChild;
+ if (!e) {
+ e = node.firstChild;
+ while (e && e.nodeType !== Node.ELEMENT_NODE) {
+ e = e.nextSibling;
+ }
+ }
+ while (e) {
+ if (find(e, data) !== true) {
+ findAllElements(e, find, data);
+ }
+ e = e.nextElementSibling;
+ }
+ return null;
+ }
+ function forRoots(node, cb) {
+ var root = node.shadowRoot;
+ while (root) {
+ forSubtree(root, cb);
+ root = root.olderShadowRoot;
+ }
+ }
+ var processingDocuments;
+ function forDocumentTree(doc, cb) {
+ processingDocuments = [];
+ _forDocumentTree(doc, cb);
+ processingDocuments = null;
+ }
+ function _forDocumentTree(doc, cb) {
+ doc = wrap(doc);
+ if (processingDocuments.indexOf(doc) >= 0) {
+ return;
+ }
+ processingDocuments.push(doc);
+ var imports = doc.querySelectorAll("link[rel=" + IMPORT_LINK_TYPE + "]");
+ for (var i = 0, l = imports.length, n; i < l && (n = imports[i]); i++) {
+ if (n.import) {
+ _forDocumentTree(n.import, cb);
+ }
+ }
+ cb(doc);
+ }
+ scope.forDocumentTree = forDocumentTree;
+ scope.forSubtree = forSubtree;
+});
+
+CustomElements.addModule(function(scope) {
+ var flags = scope.flags;
+ var forSubtree = scope.forSubtree;
+ var forDocumentTree = scope.forDocumentTree;
+ function addedNode(node) {
+ return added(node) || addedSubtree(node);
+ }
+ function added(node) {
+ if (scope.upgrade(node)) {
+ return true;
+ }
+ attached(node);
+ }
+ function addedSubtree(node) {
+ forSubtree(node, function(e) {
+ if (added(e)) {
+ return true;
+ }
+ });
+ }
+ function attachedNode(node) {
+ attached(node);
+ if (inDocument(node)) {
+ forSubtree(node, function(e) {
+ attached(e);
+ });
+ }
+ }
+ var hasPolyfillMutations = !window.MutationObserver || window.MutationObserver === window.JsMutationObserver;
+ scope.hasPolyfillMutations = hasPolyfillMutations;
+ var isPendingMutations = false;
+ var pendingMutations = [];
+ function deferMutation(fn) {
+ pendingMutations.push(fn);
+ if (!isPendingMutations) {
+ isPendingMutations = true;
+ setTimeout(takeMutations);
+ }
+ }
+ function takeMutations() {
+ isPendingMutations = false;
+ var $p = pendingMutations;
+ for (var i = 0, l = $p.length, p; i < l && (p = $p[i]); i++) {
+ p();
+ }
+ pendingMutations = [];
+ }
+ function attached(element) {
+ if (hasPolyfillMutations) {
+ deferMutation(function() {
+ _attached(element);
+ });
+ } else {
+ _attached(element);
+ }
+ }
+ function _attached(element) {
+ if (element.__upgraded__ && (element.attachedCallback || element.detachedCallback)) {
+ if (!element.__attached && inDocument(element)) {
+ element.__attached = true;
+ if (element.attachedCallback) {
+ element.attachedCallback();
+ }
+ }
+ }
+ }
+ function detachedNode(node) {
+ detached(node);
+ forSubtree(node, function(e) {
+ detached(e);
+ });
+ }
+ function detached(element) {
+ if (hasPolyfillMutations) {
+ deferMutation(function() {
+ _detached(element);
+ });
+ } else {
+ _detached(element);
+ }
+ }
+ function _detached(element) {
+ if (element.__upgraded__ && (element.attachedCallback || element.detachedCallback)) {
+ if (element.__attached && !inDocument(element)) {
+ element.__attached = false;
+ if (element.detachedCallback) {
+ element.detachedCallback();
+ }
+ }
+ }
+ }
+ function inDocument(element) {
+ var p = element;
+ var doc = wrap(document);
+ while (p) {
+ if (p == doc) {
+ return true;
+ }
+ p = p.parentNode || p.host;
+ }
+ }
+ function watchShadow(node) {
+ if (node.shadowRoot && !node.shadowRoot.__watched) {
+ flags.dom && console.log("watching shadow-root for: ", node.localName);
+ var root = node.shadowRoot;
+ while (root) {
+ observe(root);
+ root = root.olderShadowRoot;
+ }
+ }
+ }
+ function handler(mutations) {
+ if (flags.dom) {
+ var mx = mutations[0];
+ if (mx && mx.type === "childList" && mx.addedNodes) {
+ if (mx.addedNodes) {
+ var d = mx.addedNodes[0];
+ while (d && d !== document && !d.host) {
+ d = d.parentNode;
+ }
+ var u = d && (d.URL || d._URL || d.host && d.host.localName) || "";
+ u = u.split("/?").shift().split("/").pop();
+ }
+ }
+ console.group("mutations (%d) [%s]", mutations.length, u || "");
+ }
+ mutations.forEach(function(mx) {
+ if (mx.type === "childList") {
+ forEach(mx.addedNodes, function(n) {
+ if (!n.localName) {
+ return;
+ }
+ addedNode(n);
+ });
+ forEach(mx.removedNodes, function(n) {
+ if (!n.localName) {
+ return;
+ }
+ detachedNode(n);
+ });
+ }
+ });
+ flags.dom && console.groupEnd();
+ }
+ function takeRecords(node) {
+ node = wrap(node);
+ if (!node) {
+ node = wrap(document);
+ }
+ while (node.parentNode) {
+ node = node.parentNode;
+ }
+ var observer = node.__observer;
+ if (observer) {
+ handler(observer.takeRecords());
+ takeMutations();
+ }
+ }
+ var forEach = Array.prototype.forEach.call.bind(Array.prototype.forEach);
+ function observe(inRoot) {
+ if (inRoot.__observer) {
+ return;
+ }
+ var observer = new MutationObserver(handler);
+ observer.observe(inRoot, {
+ childList: true,
+ subtree: true
+ });
+ inRoot.__observer = observer;
+ }
+ function upgradeDocument(doc) {
+ doc = wrap(doc);
+ flags.dom && console.group("upgradeDocument: ", doc.baseURI.split("/").pop());
+ addedNode(doc);
+ observe(doc);
+ flags.dom && console.groupEnd();
+ }
+ function upgradeDocumentTree(doc) {
+ forDocumentTree(doc, upgradeDocument);
+ }
+ var originalCreateShadowRoot = Element.prototype.createShadowRoot;
+ Element.prototype.createShadowRoot = function() {
+ var root = originalCreateShadowRoot.call(this);
+ CustomElements.watchShadow(this);
+ return root;
+ };
+ scope.watchShadow = watchShadow;
+ scope.upgradeDocumentTree = upgradeDocumentTree;
+ scope.upgradeSubtree = addedSubtree;
+ scope.upgradeAll = addedNode;
+ scope.attachedNode = attachedNode;
+ scope.takeRecords = takeRecords;
+});
+
+CustomElements.addModule(function(scope) {
+ var flags = scope.flags;
+ function upgrade(node) {
+ if (!node.__upgraded__ && node.nodeType === Node.ELEMENT_NODE) {
+ var is = node.getAttribute("is");
+ var definition = scope.getRegisteredDefinition(is || node.localName);
+ if (definition) {
+ if (is && definition.tag == node.localName) {
+ return upgradeWithDefinition(node, definition);
+ } else if (!is && !definition.extends) {
+ return upgradeWithDefinition(node, definition);
+ }
+ }
+ }
+ }
+ function upgradeWithDefinition(element, definition) {
+ flags.upgrade && console.group("upgrade:", element.localName);
+ if (definition.is) {
+ element.setAttribute("is", definition.is);
+ }
+ implementPrototype(element, definition);
+ element.__upgraded__ = true;
+ created(element);
+ scope.attachedNode(element);
+ scope.upgradeSubtree(element);
+ flags.upgrade && console.groupEnd();
+ return element;
+ }
+ function implementPrototype(element, definition) {
+ if (Object.__proto__) {
+ element.__proto__ = definition.prototype;
+ } else {
+ customMixin(element, definition.prototype, definition.native);
+ element.__proto__ = definition.prototype;
+ }
+ }
+ function customMixin(inTarget, inSrc, inNative) {
+ var used = {};
+ var p = inSrc;
+ while (p !== inNative && p !== HTMLElement.prototype) {
+ var keys = Object.getOwnPropertyNames(p);
+ for (var i = 0, k; k = keys[i]; i++) {
+ if (!used[k]) {
+ Object.defineProperty(inTarget, k, Object.getOwnPropertyDescriptor(p, k));
+ used[k] = 1;
+ }
+ }
+ p = Object.getPrototypeOf(p);
+ }
+ }
+ function created(element) {
+ if (element.createdCallback) {
+ element.createdCallback();
+ }
+ }
+ scope.upgrade = upgrade;
+ scope.upgradeWithDefinition = upgradeWithDefinition;
+ scope.implementPrototype = implementPrototype;
+});
+
+CustomElements.addModule(function(scope) {
+ var upgradeDocumentTree = scope.upgradeDocumentTree;
+ var upgrade = scope.upgrade;
+ var upgradeWithDefinition = scope.upgradeWithDefinition;
+ var implementPrototype = scope.implementPrototype;
+ var useNative = scope.useNative;
+ function register(name, options) {
+ var definition = options || {};
+ if (!name) {
+ throw new Error("document.registerElement: first argument `name` must not be empty");
+ }
+ if (name.indexOf("-") < 0) {
+ throw new Error("document.registerElement: first argument ('name') must contain a dash ('-'). Argument provided was '" + String(name) + "'.");
+ }
+ if (isReservedTag(name)) {
+ throw new Error("Failed to execute 'registerElement' on 'Document': Registration failed for type '" + String(name) + "'. The type name is invalid.");
+ }
+ if (getRegisteredDefinition(name)) {
+ throw new Error("DuplicateDefinitionError: a type with name '" + String(name) + "' is already registered");
+ }
+ if (!definition.prototype) {
+ definition.prototype = Object.create(HTMLElement.prototype);
+ }
+ definition.__name = name.toLowerCase();
+ definition.lifecycle = definition.lifecycle || {};
+ definition.ancestry = ancestry(definition.extends);
+ resolveTagName(definition);
+ resolvePrototypeChain(definition);
+ overrideAttributeApi(definition.prototype);
+ registerDefinition(definition.__name, definition);
+ definition.ctor = generateConstructor(definition);
+ definition.ctor.prototype = definition.prototype;
+ definition.prototype.constructor = definition.ctor;
+ if (scope.ready) {
+ upgradeDocumentTree(document);
+ }
+ return definition.ctor;
+ }
+ function overrideAttributeApi(prototype) {
+ if (prototype.setAttribute._polyfilled) {
+ return;
+ }
+ var setAttribute = prototype.setAttribute;
+ prototype.setAttribute = function(name, value) {
+ changeAttribute.call(this, name, value, setAttribute);
+ };
+ var removeAttribute = prototype.removeAttribute;
+ prototype.removeAttribute = function(name) {
+ changeAttribute.call(this, name, null, removeAttribute);
+ };
+ prototype.setAttribute._polyfilled = true;
+ }
+ function changeAttribute(name, value, operation) {
+ name = name.toLowerCase();
+ var oldValue = this.getAttribute(name);
+ operation.apply(this, arguments);
+ var newValue = this.getAttribute(name);
+ if (this.attributeChangedCallback && newValue !== oldValue) {
+ this.attributeChangedCallback(name, oldValue, newValue);
+ }
+ }
+ function isReservedTag(name) {
+ for (var i = 0; i < reservedTagList.length; i++) {
+ if (name === reservedTagList[i]) {
+ return true;
+ }
+ }
+ }
+ var reservedTagList = [ "annotation-xml", "color-profile", "font-face", "font-face-src", "font-face-uri", "font-face-format", "font-face-name", "missing-glyph" ];
+ function ancestry(extnds) {
+ var extendee = getRegisteredDefinition(extnds);
+ if (extendee) {
+ return ancestry(extendee.extends).concat([ extendee ]);
+ }
+ return [];
+ }
+ function resolveTagName(definition) {
+ var baseTag = definition.extends;
+ for (var i = 0, a; a = definition.ancestry[i]; i++) {
+ baseTag = a.is && a.tag;
+ }
+ definition.tag = baseTag || definition.__name;
+ if (baseTag) {
+ definition.is = definition.__name;
+ }
+ }
+ function resolvePrototypeChain(definition) {
+ if (!Object.__proto__) {
+ var nativePrototype = HTMLElement.prototype;
+ if (definition.is) {
+ var inst = document.createElement(definition.tag);
+ var expectedPrototype = Object.getPrototypeOf(inst);
+ if (expectedPrototype === definition.prototype) {
+ nativePrototype = expectedPrototype;
+ }
+ }
+ var proto = definition.prototype, ancestor;
+ while (proto && proto !== nativePrototype) {
+ ancestor = Object.getPrototypeOf(proto);
+ proto.__proto__ = ancestor;
+ proto = ancestor;
+ }
+ definition.native = nativePrototype;
+ }
+ }
+ function instantiate(definition) {
+ return upgradeWithDefinition(domCreateElement(definition.tag), definition);
+ }
+ var registry = {};
+ function getRegisteredDefinition(name) {
+ if (name) {
+ return registry[name.toLowerCase()];
+ }
+ }
+ function registerDefinition(name, definition) {
+ registry[name] = definition;
+ }
+ function generateConstructor(definition) {
+ return function() {
+ return instantiate(definition);
+ };
+ }
+ var HTML_NAMESPACE = "http://www.w3.org/1999/xhtml";
+ function createElementNS(namespace, tag, typeExtension) {
+ if (namespace === HTML_NAMESPACE) {
+ return createElement(tag, typeExtension);
+ } else {
+ return domCreateElementNS(namespace, tag);
+ }
+ }
+ function createElement(tag, typeExtension) {
+ var definition = getRegisteredDefinition(typeExtension || tag);
+ if (definition) {
+ if (tag == definition.tag && typeExtension == definition.is) {
+ return new definition.ctor();
+ }
+ if (!typeExtension && !definition.is) {
+ return new definition.ctor();
+ }
+ }
+ var element;
+ if (typeExtension) {
+ element = createElement(tag);
+ element.setAttribute("is", typeExtension);
+ return element;
+ }
+ element = domCreateElement(tag);
+ if (tag.indexOf("-") >= 0) {
+ implementPrototype(element, HTMLElement);
+ }
+ return element;
+ }
+ function cloneNode(deep) {
+ var n = domCloneNode.call(this, deep);
+ upgrade(n);
+ return n;
+ }
+ var domCreateElement = document.createElement.bind(document);
+ var domCreateElementNS = document.createElementNS.bind(document);
+ var domCloneNode = Node.prototype.cloneNode;
+ var isInstance;
+ if (!Object.__proto__ && !useNative) {
+ isInstance = function(obj, ctor) {
+ var p = obj;
+ while (p) {
+ if (p === ctor.prototype) {
+ return true;
+ }
+ p = p.__proto__;
+ }
+ return false;
+ };
+ } else {
+ isInstance = function(obj, base) {
+ return obj instanceof base;
+ };
+ }
+ document.registerElement = register;
+ document.createElement = createElement;
+ document.createElementNS = createElementNS;
+ Node.prototype.cloneNode = cloneNode;
+ scope.registry = registry;
+ scope.instanceof = isInstance;
+ scope.reservedTagList = reservedTagList;
+ scope.getRegisteredDefinition = getRegisteredDefinition;
+ document.register = document.registerElement;
+});
+
+(function(scope) {
+ var useNative = scope.useNative;
+ var initializeModules = scope.initializeModules;
+ var isIE11OrOlder = /Trident/.test(navigator.userAgent);
+ if (useNative) {
+ var nop = function() {};
+ scope.watchShadow = nop;
+ scope.upgrade = nop;
+ scope.upgradeAll = nop;
+ scope.upgradeDocumentTree = nop;
+ scope.upgradeSubtree = nop;
+ scope.takeRecords = nop;
+ scope.instanceof = function(obj, base) {
+ return obj instanceof base;
+ };
+ } else {
+ initializeModules();
+ }
+ var upgradeDocumentTree = scope.upgradeDocumentTree;
+ if (!window.wrap) {
+ if (window.ShadowDOMPolyfill) {
+ window.wrap = ShadowDOMPolyfill.wrapIfNeeded;
+ window.unwrap = ShadowDOMPolyfill.unwrapIfNeeded;
+ } else {
+ window.wrap = window.unwrap = function(node) {
+ return node;
+ };
+ }
+ }
+ function bootstrap() {
+ upgradeDocumentTree(wrap(document));
+ if (window.HTMLImports) {
+ HTMLImports.__importsParsingHook = function(elt) {
+ upgradeDocumentTree(wrap(elt.import));
+ };
+ }
+ CustomElements.ready = true;
+ setTimeout(function() {
+ CustomElements.readyTime = Date.now();
+ if (window.HTMLImports) {
+ CustomElements.elapsed = CustomElements.readyTime - HTMLImports.readyTime;
+ }
+ document.dispatchEvent(new CustomEvent("WebComponentsReady", {
+ bubbles: true
+ }));
+ });
+ }
+ if (isIE11OrOlder && typeof window.CustomEvent !== "function") {
+ window.CustomEvent = function(inType, params) {
+ params = params || {};
+ var e = document.createEvent("CustomEvent");
+ e.initCustomEvent(inType, Boolean(params.bubbles), Boolean(params.cancelable), params.detail);
+ return e;
+ };
+ window.CustomEvent.prototype = window.Event.prototype;
+ }
+ if (document.readyState === "complete" || scope.flags.eager) {
+ bootstrap();
+ } else if (document.readyState === "interactive" && !window.attachEvent && (!window.HTMLImports || window.HTMLImports.ready)) {
+ bootstrap();
+ } else {
+ var loadEvent = window.HTMLImports && !HTMLImports.ready ? "HTMLImportsLoaded" : "DOMContentLoaded";
+ window.addEventListener(loadEvent, bootstrap);
+ }
+})(window.CustomElements);
+
+if (typeof HTMLTemplateElement === "undefined") {
+ (function() {
+ var TEMPLATE_TAG = "template";
+ HTMLTemplateElement = function() {};
+ HTMLTemplateElement.prototype = Object.create(HTMLElement.prototype);
+ HTMLTemplateElement.decorate = function(template) {
+ if (!template.content) {
+ template.content = template.ownerDocument.createDocumentFragment();
+ var child;
+ while (child = template.firstChild) {
+ template.content.appendChild(child);
+ }
+ }
+ };
+ HTMLTemplateElement.bootstrap = function(doc) {
+ var templates = doc.querySelectorAll(TEMPLATE_TAG);
+ for (var i = 0, l = templates.length, t; i < l && (t = templates[i]); i++) {
+ HTMLTemplateElement.decorate(t);
+ }
+ };
+ addEventListener("DOMContentLoaded", function() {
+ HTMLTemplateElement.bootstrap(document);
+ });
+ })();
+}
+
+(function(scope) {
+ var style = document.createElement("style");
+ style.textContent = "" + "body {" + "transition: opacity ease-in 0.2s;" + " } \n" + "body[unresolved] {" + "opacity: 0; display: block; overflow: hidden; position: relative;" + " } \n";
+ var head = document.querySelector("head");
+ head.insertBefore(style, head.firstChild);
+})(window.WebComponents);
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