diff --git a/packages/uikit-workshop/dist/styleguide/js/patternlab-viewer.js b/packages/uikit-workshop/dist/styleguide/js/patternlab-viewer.js index f95c156fc..70066543f 100644 --- a/packages/uikit-workshop/dist/styleguide/js/patternlab-viewer.js +++ b/packages/uikit-workshop/dist/styleguide/js/patternlab-viewer.js @@ -1 +1 @@ -!function(e){function n(n){for(var t,i,a=n[0],l=n[1],u=n[3]||[],p=0,d=[];p= 0) continue;\n target[key] = source[key];\n }\n\n return target;\n}\n\nmodule.exports = _objectWithoutPropertiesLoose;\n\n//# sourceURL=webpack:///./node_modules/@babel/runtime/helpers/objectWithoutPropertiesLoose.js?")},"./node_modules/@babel/runtime/node_modules/regenerator-runtime/runtime.js":function(module,exports,__webpack_require__){eval('/* WEBPACK VAR INJECTION */(function(module) {function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }\n\n/**\n * Copyright (c) 2014-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n */\nvar runtime = function (exports) {\n "use strict";\n\n var Op = Object.prototype;\n var hasOwn = Op.hasOwnProperty;\n var undefined; // More compressible than void 0.\n\n var $Symbol = typeof Symbol === "function" ? Symbol : {};\n var iteratorSymbol = $Symbol.iterator || "@@iterator";\n var asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator";\n var toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag";\n\n function wrap(innerFn, outerFn, self, tryLocsList) {\n // If outerFn provided and outerFn.prototype is a Generator, then outerFn.prototype instanceof Generator.\n var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator;\n var generator = Object.create(protoGenerator.prototype);\n var context = new Context(tryLocsList || []); // The ._invoke method unifies the implementations of the .next,\n // .throw, and .return methods.\n\n generator._invoke = makeInvokeMethod(innerFn, self, context);\n return generator;\n }\n\n exports.wrap = wrap; // Try/catch helper to minimize deoptimizations. Returns a completion\n // record like context.tryEntries[i].completion. This interface could\n // have been (and was previously) designed to take a closure to be\n // invoked without arguments, but in all the cases we care about we\n // already have an existing method we want to call, so there\'s no need\n // to create a new function object. We can even get away with assuming\n // the method takes exactly one argument, since that happens to be true\n // in every case, so we don\'t have to touch the arguments object. The\n // only additional allocation required is the completion record, which\n // has a stable shape and so hopefully should be cheap to allocate.\n\n function tryCatch(fn, obj, arg) {\n try {\n return {\n type: "normal",\n arg: fn.call(obj, arg)\n };\n } catch (err) {\n return {\n type: "throw",\n arg: err\n };\n }\n }\n\n var GenStateSuspendedStart = "suspendedStart";\n var GenStateSuspendedYield = "suspendedYield";\n var GenStateExecuting = "executing";\n var GenStateCompleted = "completed"; // Returning this object from the innerFn has the same effect as\n // breaking out of the dispatch switch statement.\n\n var ContinueSentinel = {}; // Dummy constructor functions that we use as the .constructor and\n // .constructor.prototype properties for functions that return Generator\n // objects. For full spec compliance, you may wish to configure your\n // minifier not to mangle the names of these two functions.\n\n function Generator() {}\n\n function GeneratorFunction() {}\n\n function GeneratorFunctionPrototype() {} // This is a polyfill for %IteratorPrototype% for environments that\n // don\'t natively support it.\n\n\n var IteratorPrototype = {};\n\n IteratorPrototype[iteratorSymbol] = function () {\n return this;\n };\n\n var getProto = Object.getPrototypeOf;\n var NativeIteratorPrototype = getProto && getProto(getProto(values([])));\n\n if (NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) {\n // This environment has a native %IteratorPrototype%; use it instead\n // of the polyfill.\n IteratorPrototype = NativeIteratorPrototype;\n }\n\n var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype);\n GeneratorFunction.prototype = Gp.constructor = GeneratorFunctionPrototype;\n GeneratorFunctionPrototype.constructor = GeneratorFunction;\n GeneratorFunctionPrototype[toStringTagSymbol] = GeneratorFunction.displayName = "GeneratorFunction"; // Helper for defining the .next, .throw, and .return methods of the\n // Iterator interface in terms of a single ._invoke method.\n\n function defineIteratorMethods(prototype) {\n ["next", "throw", "return"].forEach(function (method) {\n prototype[method] = function (arg) {\n return this._invoke(method, arg);\n };\n });\n }\n\n exports.isGeneratorFunction = function (genFun) {\n var ctor = typeof genFun === "function" && genFun.constructor;\n return ctor ? ctor === GeneratorFunction || // For the native GeneratorFunction constructor, the best we can\n // do is to check its .name property.\n (ctor.displayName || ctor.name) === "GeneratorFunction" : false;\n };\n\n exports.mark = function (genFun) {\n if (Object.setPrototypeOf) {\n Object.setPrototypeOf(genFun, GeneratorFunctionPrototype);\n } else {\n genFun.__proto__ = GeneratorFunctionPrototype;\n\n if (!(toStringTagSymbol in genFun)) {\n genFun[toStringTagSymbol] = "GeneratorFunction";\n }\n }\n\n genFun.prototype = Object.create(Gp);\n return genFun;\n }; // Within the body of any async function, `await x` is transformed to\n // `yield regeneratorRuntime.awrap(x)`, so that the runtime can test\n // `hasOwn.call(value, "__await")` to determine if the yielded value is\n // meant to be awaited.\n\n\n exports.awrap = function (arg) {\n return {\n __await: arg\n };\n };\n\n function AsyncIterator(generator) {\n function invoke(method, arg, resolve, reject) {\n var record = tryCatch(generator[method], generator, arg);\n\n if (record.type === "throw") {\n reject(record.arg);\n } else {\n var result = record.arg;\n var value = result.value;\n\n if (value && _typeof(value) === "object" && hasOwn.call(value, "__await")) {\n return Promise.resolve(value.__await).then(function (value) {\n invoke("next", value, resolve, reject);\n }, function (err) {\n invoke("throw", err, resolve, reject);\n });\n }\n\n return Promise.resolve(value).then(function (unwrapped) {\n // When a yielded Promise is resolved, its final value becomes\n // the .value of the Promise<{value,done}> result for the\n // current iteration.\n result.value = unwrapped;\n resolve(result);\n }, function (error) {\n // If a rejected Promise was yielded, throw the rejection back\n // into the async generator function so it can be handled there.\n return invoke("throw", error, resolve, reject);\n });\n }\n }\n\n var previousPromise;\n\n function enqueue(method, arg) {\n function callInvokeWithMethodAndArg() {\n return new Promise(function (resolve, reject) {\n invoke(method, arg, resolve, reject);\n });\n }\n\n return previousPromise = // If enqueue has been called before, then we want to wait until\n // all previous Promises have been resolved before calling invoke,\n // so that results are always delivered in the correct order. If\n // enqueue has not been called before, then it is important to\n // call invoke immediately, without waiting on a callback to fire,\n // so that the async generator function has the opportunity to do\n // any necessary setup in a predictable way. This predictability\n // is why the Promise constructor synchronously invokes its\n // executor callback, and why async functions synchronously\n // execute code before the first await. Since we implement simple\n // async functions in terms of async generators, it is especially\n // important to get this right, even though it requires care.\n previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, // Avoid propagating failures to Promises returned by later\n // invocations of the iterator.\n callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg();\n } // Define the unified helper method that is used to implement .next,\n // .throw, and .return (see defineIteratorMethods).\n\n\n this._invoke = enqueue;\n }\n\n defineIteratorMethods(AsyncIterator.prototype);\n\n AsyncIterator.prototype[asyncIteratorSymbol] = function () {\n return this;\n };\n\n exports.AsyncIterator = AsyncIterator; // Note that simple async functions are implemented on top of\n // AsyncIterator objects; they just return a Promise for the value of\n // the final result produced by the iterator.\n\n exports.async = function (innerFn, outerFn, self, tryLocsList) {\n var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList));\n return exports.isGeneratorFunction(outerFn) ? iter // If outerFn is a generator, return the full iterator.\n : iter.next().then(function (result) {\n return result.done ? result.value : iter.next();\n });\n };\n\n function makeInvokeMethod(innerFn, self, context) {\n var state = GenStateSuspendedStart;\n return function invoke(method, arg) {\n if (state === GenStateExecuting) {\n throw new Error("Generator is already running");\n }\n\n if (state === GenStateCompleted) {\n if (method === "throw") {\n throw arg;\n } // Be forgiving, per 25.3.3.3.3 of the spec:\n // https://people.mozilla.org/~jorendorff/es6-draft.html#sec-generatorresume\n\n\n return doneResult();\n }\n\n context.method = method;\n context.arg = arg;\n\n while (true) {\n var delegate = context.delegate;\n\n if (delegate) {\n var delegateResult = maybeInvokeDelegate(delegate, context);\n\n if (delegateResult) {\n if (delegateResult === ContinueSentinel) continue;\n return delegateResult;\n }\n }\n\n if (context.method === "next") {\n // Setting context._sent for legacy support of Babel\'s\n // function.sent implementation.\n context.sent = context._sent = context.arg;\n } else if (context.method === "throw") {\n if (state === GenStateSuspendedStart) {\n state = GenStateCompleted;\n throw context.arg;\n }\n\n context.dispatchException(context.arg);\n } else if (context.method === "return") {\n context.abrupt("return", context.arg);\n }\n\n state = GenStateExecuting;\n var record = tryCatch(innerFn, self, context);\n\n if (record.type === "normal") {\n // If an exception is thrown from innerFn, we leave state ===\n // GenStateExecuting and loop back for another invocation.\n state = context.done ? GenStateCompleted : GenStateSuspendedYield;\n\n if (record.arg === ContinueSentinel) {\n continue;\n }\n\n return {\n value: record.arg,\n done: context.done\n };\n } else if (record.type === "throw") {\n state = GenStateCompleted; // Dispatch the exception by looping back around to the\n // context.dispatchException(context.arg) call above.\n\n context.method = "throw";\n context.arg = record.arg;\n }\n }\n };\n } // Call delegate.iterator[context.method](context.arg) and handle the\n // result, either by returning a { value, done } result from the\n // delegate iterator, or by modifying context.method and context.arg,\n // setting context.delegate to null, and returning the ContinueSentinel.\n\n\n function maybeInvokeDelegate(delegate, context) {\n var method = delegate.iterator[context.method];\n\n if (method === undefined) {\n // A .throw or .return when the delegate iterator has no .throw\n // method always terminates the yield* loop.\n context.delegate = null;\n\n if (context.method === "throw") {\n // Note: ["return"] must be used for ES3 parsing compatibility.\n if (delegate.iterator["return"]) {\n // If the delegate iterator has a return method, give it a\n // chance to clean up.\n context.method = "return";\n context.arg = undefined;\n maybeInvokeDelegate(delegate, context);\n\n if (context.method === "throw") {\n // If maybeInvokeDelegate(context) changed context.method from\n // "return" to "throw", let that override the TypeError below.\n return ContinueSentinel;\n }\n }\n\n context.method = "throw";\n context.arg = new TypeError("The iterator does not provide a \'throw\' method");\n }\n\n return ContinueSentinel;\n }\n\n var record = tryCatch(method, delegate.iterator, context.arg);\n\n if (record.type === "throw") {\n context.method = "throw";\n context.arg = record.arg;\n context.delegate = null;\n return ContinueSentinel;\n }\n\n var info = record.arg;\n\n if (!info) {\n context.method = "throw";\n context.arg = new TypeError("iterator result is not an object");\n context.delegate = null;\n return ContinueSentinel;\n }\n\n if (info.done) {\n // Assign the result of the finished delegate to the temporary\n // variable specified by delegate.resultName (see delegateYield).\n context[delegate.resultName] = info.value; // Resume execution at the desired location (see delegateYield).\n\n context.next = delegate.nextLoc; // If context.method was "throw" but the delegate handled the\n // exception, let the outer generator proceed normally. If\n // context.method was "next", forget context.arg since it has been\n // "consumed" by the delegate iterator. If context.method was\n // "return", allow the original .return call to continue in the\n // outer generator.\n\n if (context.method !== "return") {\n context.method = "next";\n context.arg = undefined;\n }\n } else {\n // Re-yield the result returned by the delegate method.\n return info;\n } // The delegate iterator is finished, so forget it and continue with\n // the outer generator.\n\n\n context.delegate = null;\n return ContinueSentinel;\n } // Define Generator.prototype.{next,throw,return} in terms of the\n // unified ._invoke helper method.\n\n\n defineIteratorMethods(Gp);\n Gp[toStringTagSymbol] = "Generator"; // A Generator should always return itself as the iterator object when the\n // @@iterator function is called on it. Some browsers\' implementations of the\n // iterator prototype chain incorrectly implement this, causing the Generator\n // object to not be returned from this call. This ensures that doesn\'t happen.\n // See https://github.com/facebook/regenerator/issues/274 for more details.\n\n Gp[iteratorSymbol] = function () {\n return this;\n };\n\n Gp.toString = function () {\n return "[object Generator]";\n };\n\n function pushTryEntry(locs) {\n var entry = {\n tryLoc: locs[0]\n };\n\n if (1 in locs) {\n entry.catchLoc = locs[1];\n }\n\n if (2 in locs) {\n entry.finallyLoc = locs[2];\n entry.afterLoc = locs[3];\n }\n\n this.tryEntries.push(entry);\n }\n\n function resetTryEntry(entry) {\n var record = entry.completion || {};\n record.type = "normal";\n delete record.arg;\n entry.completion = record;\n }\n\n function Context(tryLocsList) {\n // The root entry object (effectively a try statement without a catch\n // or a finally block) gives us a place to store values thrown from\n // locations where there is no enclosing try statement.\n this.tryEntries = [{\n tryLoc: "root"\n }];\n tryLocsList.forEach(pushTryEntry, this);\n this.reset(true);\n }\n\n exports.keys = function (object) {\n var keys = [];\n\n for (var key in object) {\n keys.push(key);\n }\n\n keys.reverse(); // Rather than returning an object with a next method, we keep\n // things simple and return the next function itself.\n\n return function next() {\n while (keys.length) {\n var key = keys.pop();\n\n if (key in object) {\n next.value = key;\n next.done = false;\n return next;\n }\n } // To avoid creating an additional object, we just hang the .value\n // and .done properties off the next function object itself. This\n // also ensures that the minifier will not anonymize the function.\n\n\n next.done = true;\n return next;\n };\n };\n\n function values(iterable) {\n if (iterable) {\n var iteratorMethod = iterable[iteratorSymbol];\n\n if (iteratorMethod) {\n return iteratorMethod.call(iterable);\n }\n\n if (typeof iterable.next === "function") {\n return iterable;\n }\n\n if (!isNaN(iterable.length)) {\n var i = -1,\n next = function next() {\n while (++i < iterable.length) {\n if (hasOwn.call(iterable, i)) {\n next.value = iterable[i];\n next.done = false;\n return next;\n }\n }\n\n next.value = undefined;\n next.done = true;\n return next;\n };\n\n return next.next = next;\n }\n } // Return an iterator with no values.\n\n\n return {\n next: doneResult\n };\n }\n\n exports.values = values;\n\n function doneResult() {\n return {\n value: undefined,\n done: true\n };\n }\n\n Context.prototype = {\n constructor: Context,\n reset: function reset(skipTempReset) {\n this.prev = 0;\n this.next = 0; // Resetting context._sent for legacy support of Babel\'s\n // function.sent implementation.\n\n this.sent = this._sent = undefined;\n this.done = false;\n this.delegate = null;\n this.method = "next";\n this.arg = undefined;\n this.tryEntries.forEach(resetTryEntry);\n\n if (!skipTempReset) {\n for (var name in this) {\n // Not sure about the optimal order of these conditions:\n if (name.charAt(0) === "t" && hasOwn.call(this, name) && !isNaN(+name.slice(1))) {\n this[name] = undefined;\n }\n }\n }\n },\n stop: function stop() {\n this.done = true;\n var rootEntry = this.tryEntries[0];\n var rootRecord = rootEntry.completion;\n\n if (rootRecord.type === "throw") {\n throw rootRecord.arg;\n }\n\n return this.rval;\n },\n dispatchException: function dispatchException(exception) {\n if (this.done) {\n throw exception;\n }\n\n var context = this;\n\n function handle(loc, caught) {\n record.type = "throw";\n record.arg = exception;\n context.next = loc;\n\n if (caught) {\n // If the dispatched exception was caught by a catch block,\n // then let that catch block handle the exception normally.\n context.method = "next";\n context.arg = undefined;\n }\n\n return !!caught;\n }\n\n for (var i = this.tryEntries.length - 1; i >= 0; --i) {\n var entry = this.tryEntries[i];\n var record = entry.completion;\n\n if (entry.tryLoc === "root") {\n // Exception thrown outside of any try block that could handle\n // it, so set the completion value of the entire function to\n // throw the exception.\n return handle("end");\n }\n\n if (entry.tryLoc <= this.prev) {\n var hasCatch = hasOwn.call(entry, "catchLoc");\n var hasFinally = hasOwn.call(entry, "finallyLoc");\n\n if (hasCatch && hasFinally) {\n if (this.prev < entry.catchLoc) {\n return handle(entry.catchLoc, true);\n } else if (this.prev < entry.finallyLoc) {\n return handle(entry.finallyLoc);\n }\n } else if (hasCatch) {\n if (this.prev < entry.catchLoc) {\n return handle(entry.catchLoc, true);\n }\n } else if (hasFinally) {\n if (this.prev < entry.finallyLoc) {\n return handle(entry.finallyLoc);\n }\n } else {\n throw new Error("try statement without catch or finally");\n }\n }\n }\n },\n abrupt: function abrupt(type, arg) {\n for (var i = this.tryEntries.length - 1; i >= 0; --i) {\n var entry = this.tryEntries[i];\n\n if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) {\n var finallyEntry = entry;\n break;\n }\n }\n\n if (finallyEntry && (type === "break" || type === "continue") && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc) {\n // Ignore the finally entry if control is not jumping to a\n // location outside the try/catch block.\n finallyEntry = null;\n }\n\n var record = finallyEntry ? finallyEntry.completion : {};\n record.type = type;\n record.arg = arg;\n\n if (finallyEntry) {\n this.method = "next";\n this.next = finallyEntry.finallyLoc;\n return ContinueSentinel;\n }\n\n return this.complete(record);\n },\n complete: function complete(record, afterLoc) {\n if (record.type === "throw") {\n throw record.arg;\n }\n\n if (record.type === "break" || record.type === "continue") {\n this.next = record.arg;\n } else if (record.type === "return") {\n this.rval = this.arg = record.arg;\n this.method = "return";\n this.next = "end";\n } else if (record.type === "normal" && afterLoc) {\n this.next = afterLoc;\n }\n\n return ContinueSentinel;\n },\n finish: function finish(finallyLoc) {\n for (var i = this.tryEntries.length - 1; i >= 0; --i) {\n var entry = this.tryEntries[i];\n\n if (entry.finallyLoc === finallyLoc) {\n this.complete(entry.completion, entry.afterLoc);\n resetTryEntry(entry);\n return ContinueSentinel;\n }\n }\n },\n "catch": function _catch(tryLoc) {\n for (var i = this.tryEntries.length - 1; i >= 0; --i) {\n var entry = this.tryEntries[i];\n\n if (entry.tryLoc === tryLoc) {\n var record = entry.completion;\n\n if (record.type === "throw") {\n var thrown = record.arg;\n resetTryEntry(entry);\n }\n\n return thrown;\n }\n } // The context.catch method must only be called with a location\n // argument that corresponds to a known catch block.\n\n\n throw new Error("illegal catch attempt");\n },\n delegateYield: function delegateYield(iterable, resultName, nextLoc) {\n this.delegate = {\n iterator: values(iterable),\n resultName: resultName,\n nextLoc: nextLoc\n };\n\n if (this.method === "next") {\n // Deliberately forget the last sent value so that we don\'t\n // accidentally pass it on to the delegate.\n this.arg = undefined;\n }\n\n return ContinueSentinel;\n }\n }; // Regardless of whether this script is executing as a CommonJS module\n // or not, return the runtime object so that we can declare the variable\n // regeneratorRuntime in the outer scope, which allows this module to be\n // injected easily by `bin/regenerator --include-runtime script.js`.\n\n return exports;\n}( // If this script is executing as a CommonJS module, use module.exports\n// as the regeneratorRuntime namespace. Otherwise create a new empty\n// object. Either way, the resulting object will be used to initialize\n// the regeneratorRuntime variable at the top of this file.\n( false ? undefined : _typeof(module)) === "object" ? module.exports : {});\n\ntry {\n regeneratorRuntime = runtime;\n} catch (accidentalStrictMode) {\n // This module should not be running in strict mode, so the above\n // assignment should always work unless something is misconfigured. Just\n // in case runtime.js accidentally runs in strict mode, we can escape\n // strict mode using a global Function call. This could conceivably fail\n // if a Content Security Policy forbids using Function, but in that case\n // the proper solution is to fix the accidental strict mode problem. If\n // you\'ve misconfigured your bundler to force strict mode and applied a\n // CSP to forbid Function, and you\'re not willing to fix either of those\n // problems, please detail your unique predicament in a GitHub issue.\n Function("r", "regeneratorRuntime = r")(runtime);\n}\n/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../../../webpack/buildin/module.js */ "./node_modules/webpack/buildin/module.js")(module)))\n\n//# sourceURL=webpack:///./node_modules/@babel/runtime/node_modules/regenerator-runtime/runtime.js?')},"./node_modules/@babel/runtime/regenerator/index.js":function(module,exports,__webpack_require__){eval('module.exports = __webpack_require__(/*! regenerator-runtime */ "./node_modules/@babel/runtime/node_modules/regenerator-runtime/runtime.js");\n\n//# sourceURL=webpack:///./node_modules/@babel/runtime/regenerator/index.js?')},"./node_modules/@reach/visually-hidden/es/index.js":function(module,__webpack_exports__,__webpack_require__){"use strict";eval('__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var react__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! react */ "./src/scripts/utils/preact-compat.js");\nvar _extends = Object.assign || function (target) {\n for (var i = 1; i < arguments.length; i++) {\n var source = arguments[i];\n\n for (var key in source) {\n if (Object.prototype.hasOwnProperty.call(source, key)) {\n target[key] = source[key];\n }\n }\n }\n\n return target;\n};\n\n\nvar style = {\n border: 0,\n clip: "rect(0 0 0 0)",\n height: "1px",\n width: "1px",\n margin: "-1px",\n padding: 0,\n overflow: "hidden",\n position: "absolute"\n};\n/* harmony default export */ __webpack_exports__["default"] = (function (props) {\n return react__WEBPACK_IMPORTED_MODULE_0__["default"].createElement("div", _extends({\n style: style\n }, props));\n});\n\n//# sourceURL=webpack:///./node_modules/@reach/visually-hidden/es/index.js?')},"./node_modules/@webcomponents/template/template.js":function(module,exports){eval("/**\n * @license\n * Copyright (c) 2016 The Polymer Project Authors. All rights reserved.\n * This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt\n * The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt\n * The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt\n * Code distributed by Google as part of the polymer project is also\n * subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt\n */\n// minimal template polyfill\n(function () {\n 'use strict';\n\n var needsTemplate = typeof HTMLTemplateElement === 'undefined';\n var brokenDocFragment = !(document.createDocumentFragment().cloneNode() instanceof DocumentFragment);\n var needsDocFrag = false; // NOTE: Replace DocumentFragment to work around IE11 bug that\n // causes children of a document fragment modified while\n // there is a mutation observer to not have a parentNode, or\n // have a broken parentNode (!?!)\n\n if (/Trident/.test(navigator.userAgent)) {\n (function () {\n needsDocFrag = true;\n var origCloneNode = Node.prototype.cloneNode;\n\n Node.prototype.cloneNode = function cloneNode(deep) {\n var newDom = origCloneNode.call(this, deep);\n\n if (this instanceof DocumentFragment) {\n newDom.__proto__ = DocumentFragment.prototype;\n }\n\n return newDom;\n }; // IE's DocumentFragment querySelector code doesn't work when\n // called on an element instance\n\n\n DocumentFragment.prototype.querySelectorAll = HTMLElement.prototype.querySelectorAll;\n DocumentFragment.prototype.querySelector = HTMLElement.prototype.querySelector;\n Object.defineProperties(DocumentFragment.prototype, {\n 'nodeType': {\n get: function get() {\n return Node.DOCUMENT_FRAGMENT_NODE;\n },\n configurable: true\n },\n 'localName': {\n get: function get() {\n return undefined;\n },\n configurable: true\n },\n 'nodeName': {\n get: function get() {\n return '#document-fragment';\n },\n configurable: true\n }\n });\n var origInsertBefore = Node.prototype.insertBefore;\n\n function insertBefore(newNode, refNode) {\n if (newNode instanceof DocumentFragment) {\n var child;\n\n while (child = newNode.firstChild) {\n origInsertBefore.call(this, child, refNode);\n }\n } else {\n origInsertBefore.call(this, newNode, refNode);\n }\n\n return newNode;\n }\n\n Node.prototype.insertBefore = insertBefore;\n var origAppendChild = Node.prototype.appendChild;\n\n Node.prototype.appendChild = function appendChild(child) {\n if (child instanceof DocumentFragment) {\n insertBefore.call(this, child, null);\n } else {\n origAppendChild.call(this, child);\n }\n\n return child;\n };\n\n var origRemoveChild = Node.prototype.removeChild;\n var origReplaceChild = Node.prototype.replaceChild;\n\n Node.prototype.replaceChild = function replaceChild(newChild, oldChild) {\n if (newChild instanceof DocumentFragment) {\n insertBefore.call(this, newChild, oldChild);\n origRemoveChild.call(this, oldChild);\n } else {\n origReplaceChild.call(this, newChild, oldChild);\n }\n\n return oldChild;\n };\n\n Document.prototype.createDocumentFragment = function createDocumentFragment() {\n var frag = this.createElement('df');\n frag.__proto__ = DocumentFragment.prototype;\n return frag;\n };\n\n var origImportNode = Document.prototype.importNode;\n\n Document.prototype.importNode = function importNode(impNode, deep) {\n deep = deep || false;\n var newNode = origImportNode.call(this, impNode, deep);\n\n if (impNode instanceof DocumentFragment) {\n newNode.__proto__ = DocumentFragment.prototype;\n }\n\n return newNode;\n };\n })();\n } // NOTE: we rely on this cloneNode not causing element upgrade.\n // This means this polyfill must load before the CE polyfill and\n // this would need to be re-worked if a browser supports native CE\n // but not