Annual Health Checkup

angular.json

@@ -31,8 +31,12 @@
               "src/assets"
             ],
             "styles": [
+              "./node_modules/@angular/material/prebuilt-themes/pink-bluegrey.css",
               "src/styles.scss",
-              "./node_modules/bootstrap/dist/css/bootstrap.min.css"
+              "./node_modules/bootstrap/dist/css/bootstrap.min.css",
+              "node_modules/primeng/resources/themes/saga-blue/theme.css",
+              "node_modules/primeng/resources/primeng.min.css",
+              "node_modules/primeicons/primeicons.css"
             ],
             "scripts": []
           },
@@ -100,6 +104,7 @@
               "src/assets"
             ],
             "styles": [
+              "./node_modules/@angular/material/prebuilt-themes/pink-bluegrey.css",
               "src/styles.scss"
             ],
             "scripts": []

node_modules/.bin/brfs

@@ -0,0 +1 @@
+../brfs/bin/cmd.js

node_modules/.bin/btoa

@@ -0,0 +1 @@
+../btoa/bin/btoa.js

node_modules/.bin/escodegen

@@ -0,0 +1 @@
+../escodegen/bin/escodegen.js

node_modules/.bin/esgenerate

@@ -0,0 +1 @@
+../escodegen/bin/esgenerate.js

node_modules/.bin/esparse

@@ -0,0 +1 @@
+../esprima/bin/esparse.js

node_modules/.bin/esvalidate

@@ -0,0 +1 @@
+../esprima/bin/esvalidate.js

node_modules/.bin/quote-stream

@@ -0,0 +1 @@
+../quote-stream/bin/cmd.js

node_modules/.cache/babel-webpack/f4105c00756c47d1b67d6786e1991778.json

@@ -0,0 +1 @@
+{"ast":null,"code":"import { RouterModule } from '@angular/router';\nimport { AppComponent } from './app.component';\nimport { ApplyLeaveComponent } from './apply-leave/apply-leave.component';\nimport { AttendanceComponent } from './attendance/attendance.component';\nimport { CurrentScreenComponent } from './current-screen/current-screen.component';\nimport { DashboardComponent } from './dashboard/dashboard.component';\nimport { EthicsComponent } from './ethics/ethics.component';\nimport { FlexiLeaveComponent } from './flexi-leave/flexi-leave.component';\nimport { HomeComponent } from './home/home.component';\nimport { NoticesComponent } from './notices/notices.component';\nimport { OdpnrComponent } from './odpnr/odpnr.component';\nimport { PoliciesComponent } from './policies/policies.component';\nimport * as i0 from \"@angular/core\";\nimport * as i1 from \"@angular/router\";\nconst routes = [{\n  path: '',\n  component: DashboardComponent\n}, {\n  path: 'home',\n  component: HomeComponent\n}, {\n  path: 'screen',\n  component: CurrentScreenComponent\n}, {\n  path: 'dashboard',\n  component: DashboardComponent\n}, {\n  path: 'applyLeave',\n  component: ApplyLeaveComponent\n}, {\n  path: 'flexiLeave',\n  component: FlexiLeaveComponent\n}, {\n  path: 'attendance',\n  component: AttendanceComponent\n}, {\n  path: 'odpnr',\n  component: OdpnrComponent\n}, {\n  path: 'notices',\n  component: NoticesComponent\n}, {\n  path: 'policies',\n  component: PoliciesComponent\n}, {\n  path: 'ethics',\n  component: EthicsComponent\n}];\nexport let AppRoutingModule = /*#__PURE__*/(() => {\n  class AppRoutingModule {}\n\n  AppRoutingModule.ɵfac = function AppRoutingModule_Factory(t) {\n    return new (t || AppRoutingModule)();\n  };\n\n  AppRoutingModule.ɵmod = /*@__PURE__*/i0.ɵɵdefineNgModule({\n    type: AppRoutingModule,\n    bootstrap: [AppComponent]\n  });\n  AppRoutingModule.ɵinj = /*@__PURE__*/i0.ɵɵdefineInjector({\n    imports: [[RouterModule.forRoot(routes)], RouterModule]\n  });\n  return AppRoutingModule;\n})();","map":null,"metadata":{},"sourceType":"module"}

node_modules/@angular/animations/animations.d.ts

@@ -1599,3 +1599,5 @@ export declare interface ɵStyleData {
 }
 
 export { }
+
+//# sourceMappingURL=animations.d.ts.map

node_modules/@angular/animations/browser/browser.d.ts

@@ -13,6 +13,7 @@ import { ɵStyleData } from '@angular/animations';
 /**
  * @publicApi
  */
+import * as ɵngcc0 from '@angular/core';
 export declare abstract class AnimationDriver {
     static NOOP: AnimationDriver;
     abstract validateStyleProperty(prop: string): boolean;
@@ -220,6 +221,8 @@ export declare class ɵNoopAnimationDriver implements AnimationDriver {
     animate(element: any, keyframes: {
         [key: string]: string | number;
     }[], duration: number, delay: number, easing: string, previousPlayers?: any[], scrubberAccessRequested?: boolean): AnimationPlayer;
+    static ɵfac: ɵngcc0.ɵɵFactoryDeclaration<ɵNoopAnimationDriver, never>;
+    static ɵprov: ɵngcc0.ɵɵInjectableDeclaration<ɵNoopAnimationDriver>;
 }
 
 /**
@@ -303,3 +306,5 @@ export declare class ɵWebAnimationsStyleNormalizer extends ɵAnimationStyleNorm
 }
 
 export { }
+
+//# sourceMappingURL=browser.d.ts.map

node_modules/@angular/animations/browser/browser.d.ts.__ivy_ngcc_bak

@@ -0,0 +1,305 @@
+/**
+ * @license Angular v12.2.15
+ * (c) 2010-2021 Google LLC. https://angular.io/
+ * License: MIT
+ */
+
+import { AnimationMetadata } from '@angular/animations';
+import { AnimationOptions } from '@angular/animations';
+import { AnimationPlayer } from '@angular/animations';
+import { AnimationTriggerMetadata } from '@angular/animations';
+import { ɵStyleData } from '@angular/animations';
+
+/**
+ * @publicApi
+ */
+export declare abstract class AnimationDriver {
+    static NOOP: AnimationDriver;
+    abstract validateStyleProperty(prop: string): boolean;
+    abstract matchesElement(element: any, selector: string): boolean;
+    abstract containsElement(elm1: any, elm2: any): boolean;
+    abstract query(element: any, selector: string, multi: boolean): any[];
+    abstract computeStyle(element: any, prop: string, defaultValue?: string): string;
+    abstract animate(element: any, keyframes: {
+        [key: string]: string | number;
+    }[], duration: number, delay: number, easing?: string | null, previousPlayers?: any[], scrubberAccessRequested?: boolean): any;
+}
+
+declare interface AnimationEngineInstruction {
+    type: AnimationTransitionInstructionType;
+}
+
+declare interface AnimationTimelineInstruction extends AnimationEngineInstruction {
+    element: any;
+    keyframes: ɵStyleData[];
+    preStyleProps: string[];
+    postStyleProps: string[];
+    duration: number;
+    delay: number;
+    totalTime: number;
+    easing: string | null;
+    stretchStartingKeyframe?: boolean;
+    subTimeline: boolean;
+}
+
+
+declare const enum AnimationTransitionInstructionType {
+    TransitionAnimation = 0,
+    TimelineAnimation = 1
+}
+
+
+/**
+ * DOMAnimation represents the Animation Web API.
+ *
+ * It is an external API by the browser, and must thus use "declare interface",
+ * to prevent renaming by Closure Compiler.
+ *
+ * @see https://developer.mozilla.org/de/docs/Web/API/Animation
+ */
+declare interface DOMAnimation {
+    cancel(): void;
+    play(): void;
+    pause(): void;
+    finish(): void;
+    onfinish: Function;
+    position: number;
+    currentTime: number;
+    addEventListener(eventName: string, handler: (event: any) => any): any;
+    dispatchEvent(eventName: string): any;
+}
+
+declare class ElementInstructionMap {
+    private _map;
+    consume(element: any): AnimationTimelineInstruction[];
+    append(element: any, instructions: AnimationTimelineInstruction[]): void;
+    has(element: any): boolean;
+    clear(): void;
+}
+
+export declare function ɵallowPreviousPlayerStylesMerge(duration: number, delay: number): boolean;
+
+/**
+ * Designed to be executed during a keyframe-based animation to apply any special-cased styles.
+ *
+ * When started (when the `start()` method is run) then the provided `startStyles`
+ * will be applied. When finished (when the `finish()` method is called) the
+ * `endStyles` will be applied as well any any starting styles. Finally when
+ * `destroy()` is called then all styles will be removed.
+ */
+export declare class ɵangular_packages_animations_browser_browser_a {
+    private _element;
+    private _startStyles;
+    private _endStyles;
+    static initialStylesByElement: WeakMap<any, {
+        [key: string]: any;
+    }>;
+    private _state;
+    private _initialStyles;
+    constructor(_element: any, _startStyles: {
+        [key: string]: any;
+    } | null, _endStyles: {
+        [key: string]: any;
+    } | null);
+    start(): void;
+    finish(): void;
+    destroy(): void;
+}
+
+export declare class ɵAnimation {
+    private _driver;
+    private _animationAst;
+    constructor(_driver: AnimationDriver, input: AnimationMetadata | AnimationMetadata[]);
+    buildTimelines(element: any, startingStyles: ɵStyleData | ɵStyleData[], destinationStyles: ɵStyleData | ɵStyleData[], options: AnimationOptions, subInstructions?: ElementInstructionMap): AnimationTimelineInstruction[];
+}
+
+export declare class ɵAnimationEngine {
+    private bodyNode;
+    private _driver;
+    private _normalizer;
+    private _transitionEngine;
+    private _timelineEngine;
+    private _triggerCache;
+    onRemovalComplete: (element: any, context: any) => void;
+    constructor(bodyNode: any, _driver: AnimationDriver, _normalizer: ɵAnimationStyleNormalizer);
+    registerTrigger(componentId: string, namespaceId: string, hostElement: any, name: string, metadata: AnimationTriggerMetadata): void;
+    register(namespaceId: string, hostElement: any): void;
+    destroy(namespaceId: string, context: any): void;
+    onInsert(namespaceId: string, element: any, parent: any, insertBefore: boolean): void;
+    onRemove(namespaceId: string, element: any, context: any, isHostElement?: boolean): void;
+    disableAnimations(element: any, disable: boolean): void;
+    process(namespaceId: string, element: any, property: string, value: any): void;
+    listen(namespaceId: string, element: any, eventName: string, eventPhase: string, callback: (event: any) => any): () => any;
+    flush(microtaskId?: number): void;
+    get players(): AnimationPlayer[];
+    whenRenderingDone(): Promise<any>;
+}
+
+
+/**
+ * @publicApi
+ */
+export declare abstract class ɵAnimationStyleNormalizer {
+    abstract normalizePropertyName(propertyName: string, errors: string[]): string;
+    abstract normalizeStyleValue(userProvidedProperty: string, normalizedProperty: string, value: string | number, errors: string[]): string;
+}
+
+export declare const ɵcontainsElement: (elm1: any, elm2: any) => boolean;
+
+export declare class ɵCssKeyframesDriver implements AnimationDriver {
+    private _count;
+    validateStyleProperty(prop: string): boolean;
+    matchesElement(element: any, selector: string): boolean;
+    containsElement(elm1: any, elm2: any): boolean;
+    query(element: any, selector: string, multi: boolean): any[];
+    computeStyle(element: any, prop: string, defaultValue?: string): string;
+    buildKeyframeElement(element: any, name: string, keyframes: {
+        [key: string]: any;
+    }[]): any;
+    animate(element: any, keyframes: ɵStyleData[], duration: number, delay: number, easing: string, previousPlayers?: AnimationPlayer[], scrubberAccessRequested?: boolean): AnimationPlayer;
+}
+
+export declare class ɵCssKeyframesPlayer implements AnimationPlayer {
+    readonly element: any;
+    readonly keyframes: {
+        [key: string]: string | number;
+    }[];
+    readonly animationName: string;
+    private readonly _duration;
+    private readonly _delay;
+    private readonly _finalStyles;
+    private readonly _specialStyles?;
+    private _onDoneFns;
+    private _onStartFns;
+    private _onDestroyFns;
+    private _styler;
+    parentPlayer: AnimationPlayer;
+    readonly totalTime: number;
+    readonly easing: string;
+    currentSnapshot: {
+        [key: string]: string;
+    };
+    private _state;
+    constructor(element: any, keyframes: {
+        [key: string]: string | number;
+    }[], animationName: string, _duration: number, _delay: number, easing: string, _finalStyles: {
+        [key: string]: any;
+    }, _specialStyles?: ɵangular_packages_animations_browser_browser_a | null | undefined);
+    onStart(fn: () => void): void;
+    onDone(fn: () => void): void;
+    onDestroy(fn: () => void): void;
+    destroy(): void;
+    private _flushDoneFns;
+    private _flushStartFns;
+    finish(): void;
+    setPosition(value: number): void;
+    getPosition(): number;
+    hasStarted(): boolean;
+    init(): void;
+    play(): void;
+    pause(): void;
+    restart(): void;
+    reset(): void;
+    private _buildStyler;
+    beforeDestroy(): void;
+}
+
+export declare const ɵinvokeQuery: (element: any, selector: string, multi: boolean) => any[];
+
+export declare const ɵmatchesElement: (element: any, selector: string) => boolean;
+
+/**
+ * @publicApi
+ */
+export declare class ɵNoopAnimationDriver implements AnimationDriver {
+    validateStyleProperty(prop: string): boolean;
+    matchesElement(element: any, selector: string): boolean;
+    containsElement(elm1: any, elm2: any): boolean;
+    query(element: any, selector: string, multi: boolean): any[];
+    computeStyle(element: any, prop: string, defaultValue?: string): string;
+    animate(element: any, keyframes: {
+        [key: string]: string | number;
+    }[], duration: number, delay: number, easing: string, previousPlayers?: any[], scrubberAccessRequested?: boolean): AnimationPlayer;
+}
+
+/**
+ * @publicApi
+ */
+export declare class ɵNoopAnimationStyleNormalizer {
+    normalizePropertyName(propertyName: string, errors: string[]): string;
+    normalizeStyleValue(userProvidedProperty: string, normalizedProperty: string, value: string | number, errors: string[]): string;
+}
+
+export declare function ɵsupportsWebAnimations(): boolean;
+
+export declare function ɵvalidateStyleProperty(prop: string): boolean;
+
+export declare class ɵWebAnimationsDriver implements AnimationDriver {
+    private _isNativeImpl;
+    private _cssKeyframesDriver;
+    validateStyleProperty(prop: string): boolean;
+    matchesElement(element: any, selector: string): boolean;
+    containsElement(elm1: any, elm2: any): boolean;
+    query(element: any, selector: string, multi: boolean): any[];
+    computeStyle(element: any, prop: string, defaultValue?: string): string;
+    overrideWebAnimationsSupport(supported: boolean): void;
+    animate(element: any, keyframes: ɵStyleData[], duration: number, delay: number, easing: string, previousPlayers?: AnimationPlayer[], scrubberAccessRequested?: boolean): AnimationPlayer;
+}
+
+export declare class ɵWebAnimationsPlayer implements AnimationPlayer {
+    element: any;
+    keyframes: {
+        [key: string]: string | number;
+    }[];
+    options: {
+        [key: string]: string | number;
+    };
+    private _specialStyles?;
+    private _onDoneFns;
+    private _onStartFns;
+    private _onDestroyFns;
+    private _duration;
+    private _delay;
+    private _initialized;
+    private _finished;
+    private _started;
+    private _destroyed;
+    private _finalKeyframe;
+    readonly domPlayer: DOMAnimation;
+    time: number;
+    parentPlayer: AnimationPlayer | null;
+    currentSnapshot: {
+        [styleName: string]: string | number;
+    };
+    constructor(element: any, keyframes: {
+        [key: string]: string | number;
+    }[], options: {
+        [key: string]: string | number;
+    }, _specialStyles?: ɵangular_packages_animations_browser_browser_a | null | undefined);
+    private _onFinish;
+    init(): void;
+    private _buildPlayer;
+    private _preparePlayerBeforeStart;
+    onStart(fn: () => void): void;
+    onDone(fn: () => void): void;
+    onDestroy(fn: () => void): void;
+    play(): void;
+    pause(): void;
+    finish(): void;
+    reset(): void;
+    private _resetDomPlayerState;
+    restart(): void;
+    hasStarted(): boolean;
+    destroy(): void;
+    setPosition(p: number): void;
+    getPosition(): number;
+    get totalTime(): number;
+    beforeDestroy(): void;
+}
+
+export declare class ɵWebAnimationsStyleNormalizer extends ɵAnimationStyleNormalizer {
+    normalizePropertyName(propertyName: string, errors: string[]): string;
+    normalizeStyleValue(userProvidedProperty: string, normalizedProperty: string, value: string | number, errors: string[]): string;
+}
+
+export { }

node_modules/@angular/animations/browser/package.json

@@ -2,9 +2,21 @@
   "name": "@angular/animations/browser",
   "sideEffects": false,
   "main": "../bundles/animations-browser.umd.js",
+  "fesm2015_ivy_ngcc": "../__ivy_ngcc__/fesm2015/browser.js",
   "fesm2015": "../fesm2015/browser.js",
   "esm2015": "../esm2015/browser/browser.js",
   "typings": "./browser.d.ts",
+  "module_ivy_ngcc": "../__ivy_ngcc__/fesm2015/browser.js",
   "module": "../fesm2015/browser.js",
-  "es2015": "../fesm2015/browser.js"
+  "es2015_ivy_ngcc": "../__ivy_ngcc__/fesm2015/browser.js",
+  "es2015": "../fesm2015/browser.js",
+  "__processed_by_ivy_ngcc__": {
+    "es2015": "12.2.15",
+    "fesm2015": "12.2.15",
+    "module": "12.2.15",
+    "typings": "12.2.15"
+  },
+  "scripts": {
+    "prepublishOnly": "node --eval \"console.error('ERROR: Trying to publish a package that has been compiled by NGCC. This is not allowed.\\nPlease delete and rebuild the package, without compiling with NGCC, before attempting to publish.\\nNote that NGCC may have been run by importing this package into another project that is being built with Ivy enabled.\\n')\" && exit 1"
+  }
 }

node_modules/@angular/animations/package.json

@@ -41,12 +41,15 @@
   "engines": {
     "node": "^12.14.1 || >=14.0.0"
   },
+  "es2015_ivy_ngcc": "__ivy_ngcc__/fesm2015/animations.js",
   "es2015": "./fesm2015/animations.js",
   "esm2015": "./esm2015/animations.js",
+  "fesm2015_ivy_ngcc": "__ivy_ngcc__/fesm2015/animations.js",
   "fesm2015": "./fesm2015/animations.js",
   "homepage": "https://github.com/angular/angular#readme",
   "license": "MIT",
   "main": "./bundles/animations.umd.js",
+  "module_ivy_ngcc": "__ivy_ngcc__/fesm2015/animations.js",
   "module": "./fesm2015/animations.js",
   "name": "@angular/animations",
   "ng-update": {
@@ -79,5 +82,14 @@
   },
   "sideEffects": false,
   "typings": "./animations.d.ts",
-  "version": "12.2.15"
+  "version": "12.2.15",
+  "__processed_by_ivy_ngcc__": {
+    "es2015": "12.2.15",
+    "fesm2015": "12.2.15",
+    "module": "12.2.15",
+    "typings": "12.2.15"
+  },
+  "scripts": {
+    "prepublishOnly": "node --eval \"console.error('ERROR: Trying to publish a package that has been compiled by NGCC. This is not allowed.\\nPlease delete and rebuild the package, without compiling with NGCC, before attempting to publish.\\nNote that NGCC may have been run by importing this package into another project that is being built with Ivy enabled.\\n')\" && exit 1"
+  }
 }

node_modules/@angular/cdk/LICENSE

@@ -0,0 +1,21 @@
+The MIT License
+
+Copyright (c) 2021 Google LLC.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

node_modules/@angular/cdk/README.md

@@ -0,0 +1,6 @@
+Angular Material
+=======
+
+The sources for this package are in the main [Angular Material](https://github.com/angular/components) repo. Please file issues and pull requests against that repo.
+
+License: MIT

node_modules/@angular/cdk/__ivy_ngcc__/fesm2015/accordion.js

@@ -0,0 +1,274 @@
+import { InjectionToken, Directive, Input, EventEmitter, Optional, Inject, SkipSelf, ChangeDetectorRef, Output, NgModule } from '@angular/core';
+import { UniqueSelectionDispatcher } from '@angular/cdk/collections';
+import { coerceBooleanProperty } from '@angular/cdk/coercion';
+import { Subject, Subscription } from 'rxjs';
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Used to generate unique ID for each accordion. */
+import * as ɵngcc0 from '@angular/core';
+import * as ɵngcc1 from '@angular/cdk/collections';
+let nextId$1 = 0;
+/**
+ * Injection token that can be used to reference instances of `CdkAccordion`. It serves
+ * as alternative token to the actual `CdkAccordion` class which could cause unnecessary
+ * retention of the class and its directive metadata.
+ */
+const CDK_ACCORDION = new InjectionToken('CdkAccordion');
+/**
+ * Directive whose purpose is to manage the expanded state of CdkAccordionItem children.
+ */
+class CdkAccordion {
+    constructor() {
+        /** Emits when the state of the accordion changes */
+        this._stateChanges = new Subject();
+        /** Stream that emits true/false when openAll/closeAll is triggered. */
+        this._openCloseAllActions = new Subject();
+        /** A readonly id value to use for unique selection coordination. */
+        this.id = `cdk-accordion-${nextId$1++}`;
+        this._multi = false;
+    }
+    /** Whether the accordion should allow multiple expanded accordion items simultaneously. */
+    get multi() { return this._multi; }
+    set multi(multi) { this._multi = coerceBooleanProperty(multi); }
+    /** Opens all enabled accordion items in an accordion where multi is enabled. */
+    openAll() {
+        if (this._multi) {
+            this._openCloseAllActions.next(true);
+        }
+    }
+    /** Closes all enabled accordion items in an accordion where multi is enabled. */
+    closeAll() {
+        this._openCloseAllActions.next(false);
+    }
+    ngOnChanges(changes) {
+        this._stateChanges.next(changes);
+    }
+    ngOnDestroy() {
+        this._stateChanges.complete();
+        this._openCloseAllActions.complete();
+    }
+}
+CdkAccordion.ɵfac = function CdkAccordion_Factory(t) { return new (t || CdkAccordion)(); };
+CdkAccordion.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkAccordion, selectors: [["cdk-accordion"], ["", "cdkAccordion", ""]], inputs: { multi: "multi" }, exportAs: ["cdkAccordion"], features: [ɵngcc0.ɵɵProvidersFeature([{ provide: CDK_ACCORDION, useExisting: CdkAccordion }]), ɵngcc0.ɵɵNgOnChangesFeature] });
+CdkAccordion.propDecorators = {
+    multi: [{ type: Input }]
+};
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkAccordion, [{
+        type: Directive,
+        args: [{
+                selector: 'cdk-accordion, [cdkAccordion]',
+                exportAs: 'cdkAccordion',
+                providers: [{ provide: CDK_ACCORDION, useExisting: CdkAccordion }]
+            }]
+    }], function () { return []; }, { multi: [{
+            type: Input
+        }] }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Used to generate unique ID for each accordion item. */
+let nextId = 0;
+const ɵ0 = undefined;
+/**
+ * An basic directive expected to be extended and decorated as a component.  Sets up all
+ * events and attributes needed to be managed by a CdkAccordion parent.
+ */
+class CdkAccordionItem {
+    constructor(accordion, _changeDetectorRef, _expansionDispatcher) {
+        this.accordion = accordion;
+        this._changeDetectorRef = _changeDetectorRef;
+        this._expansionDispatcher = _expansionDispatcher;
+        /** Subscription to openAll/closeAll events. */
+        this._openCloseAllSubscription = Subscription.EMPTY;
+        /** Event emitted every time the AccordionItem is closed. */
+        this.closed = new EventEmitter();
+        /** Event emitted every time the AccordionItem is opened. */
+        this.opened = new EventEmitter();
+        /** Event emitted when the AccordionItem is destroyed. */
+        this.destroyed = new EventEmitter();
+        /**
+         * Emits whenever the expanded state of the accordion changes.
+         * Primarily used to facilitate two-way binding.
+         * @docs-private
+         */
+        this.expandedChange = new EventEmitter();
+        /** The unique AccordionItem id. */
+        this.id = `cdk-accordion-child-${nextId++}`;
+        this._expanded = false;
+        this._disabled = false;
+        /** Unregister function for _expansionDispatcher. */
+        this._removeUniqueSelectionListener = () => { };
+        this._removeUniqueSelectionListener =
+            _expansionDispatcher.listen((id, accordionId) => {
+                if (this.accordion && !this.accordion.multi &&
+                    this.accordion.id === accordionId && this.id !== id) {
+                    this.expanded = false;
+                }
+            });
+        // When an accordion item is hosted in an accordion, subscribe to open/close events.
+        if (this.accordion) {
+            this._openCloseAllSubscription = this._subscribeToOpenCloseAllActions();
+        }
+    }
+    /** Whether the AccordionItem is expanded. */
+    get expanded() { return this._expanded; }
+    set expanded(expanded) {
+        expanded = coerceBooleanProperty(expanded);
+        // Only emit events and update the internal value if the value changes.
+        if (this._expanded !== expanded) {
+            this._expanded = expanded;
+            this.expandedChange.emit(expanded);
+            if (expanded) {
+                this.opened.emit();
+                /**
+                 * In the unique selection dispatcher, the id parameter is the id of the CdkAccordionItem,
+                 * the name value is the id of the accordion.
+                 */
+                const accordionId = this.accordion ? this.accordion.id : this.id;
+                this._expansionDispatcher.notify(this.id, accordionId);
+            }
+            else {
+                this.closed.emit();
+            }
+            // Ensures that the animation will run when the value is set outside of an `@Input`.
+            // This includes cases like the open, close and toggle methods.
+            this._changeDetectorRef.markForCheck();
+        }
+    }
+    /** Whether the AccordionItem is disabled. */
+    get disabled() { return this._disabled; }
+    set disabled(disabled) { this._disabled = coerceBooleanProperty(disabled); }
+    /** Emits an event for the accordion item being destroyed. */
+    ngOnDestroy() {
+        this.opened.complete();
+        this.closed.complete();
+        this.destroyed.emit();
+        this.destroyed.complete();
+        this._removeUniqueSelectionListener();
+        this._openCloseAllSubscription.unsubscribe();
+    }
+    /** Toggles the expanded state of the accordion item. */
+    toggle() {
+        if (!this.disabled) {
+            this.expanded = !this.expanded;
+        }
+    }
+    /** Sets the expanded state of the accordion item to false. */
+    close() {
+        if (!this.disabled) {
+            this.expanded = false;
+        }
+    }
+    /** Sets the expanded state of the accordion item to true. */
+    open() {
+        if (!this.disabled) {
+            this.expanded = true;
+        }
+    }
+    _subscribeToOpenCloseAllActions() {
+        return this.accordion._openCloseAllActions.subscribe(expanded => {
+            // Only change expanded state if item is enabled
+            if (!this.disabled) {
+                this.expanded = expanded;
+            }
+        });
+    }
+}
+CdkAccordionItem.ɵfac = function CdkAccordionItem_Factory(t) { return new (t || CdkAccordionItem)(ɵngcc0.ɵɵdirectiveInject(CDK_ACCORDION, 12), ɵngcc0.ɵɵdirectiveInject(ɵngcc0.ChangeDetectorRef), ɵngcc0.ɵɵdirectiveInject(ɵngcc1.UniqueSelectionDispatcher)); };
+CdkAccordionItem.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkAccordionItem, selectors: [["cdk-accordion-item"], ["", "cdkAccordionItem", ""]], inputs: { expanded: "expanded", disabled: "disabled" }, outputs: { closed: "closed", opened: "opened", destroyed: "destroyed", expandedChange: "expandedChange" }, exportAs: ["cdkAccordionItem"], features: [ɵngcc0.ɵɵProvidersFeature([
+            // Provide `CDK_ACCORDION` as undefined to prevent nested accordion items from
+            // registering to the same accordion.
+            { provide: CDK_ACCORDION, useValue: ɵ0 },
+        ])] });
+CdkAccordionItem.ctorParameters = () => [
+    { type: CdkAccordion, decorators: [{ type: Optional }, { type: Inject, args: [CDK_ACCORDION,] }, { type: SkipSelf }] },
+    { type: ChangeDetectorRef },
+    { type: UniqueSelectionDispatcher }
+];
+CdkAccordionItem.propDecorators = {
+    closed: [{ type: Output }],
+    opened: [{ type: Output }],
+    destroyed: [{ type: Output }],
+    expandedChange: [{ type: Output }],
+    expanded: [{ type: Input }],
+    disabled: [{ type: Input }]
+};
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkAccordionItem, [{
+        type: Directive,
+        args: [{
+                selector: 'cdk-accordion-item, [cdkAccordionItem]',
+                exportAs: 'cdkAccordionItem',
+                providers: [
+                    // Provide `CDK_ACCORDION` as undefined to prevent nested accordion items from
+                    // registering to the same accordion.
+                    { provide: CDK_ACCORDION, useValue: ɵ0 },
+                ]
+            }]
+    }], function () { return [{ type: CdkAccordion, decorators: [{
+                type: Optional
+            }, {
+                type: Inject,
+                args: [CDK_ACCORDION]
+            }, {
+                type: SkipSelf
+            }] }, { type: ɵngcc0.ChangeDetectorRef }, { type: ɵngcc1.UniqueSelectionDispatcher }]; }, { closed: [{
+            type: Output
+        }], opened: [{
+            type: Output
+        }], destroyed: [{
+            type: Output
+        }], expandedChange: [{
+            type: Output
+        }], expanded: [{
+            type: Input
+        }], disabled: [{
+            type: Input
+        }] }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+class CdkAccordionModule {
+}
+CdkAccordionModule.ɵfac = function CdkAccordionModule_Factory(t) { return new (t || CdkAccordionModule)(); };
+CdkAccordionModule.ɵmod = /*@__PURE__*/ ɵngcc0.ɵɵdefineNgModule({ type: CdkAccordionModule });
+CdkAccordionModule.ɵinj = /*@__PURE__*/ ɵngcc0.ɵɵdefineInjector({});
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkAccordionModule, [{
+        type: NgModule,
+        args: [{
+                exports: [CdkAccordion, CdkAccordionItem],
+                declarations: [CdkAccordion, CdkAccordionItem]
+            }]
+    }], null, null); })();
+(function () { (typeof ngJitMode === "undefined" || ngJitMode) && ɵngcc0.ɵɵsetNgModuleScope(CdkAccordionModule, { declarations: [CdkAccordion, CdkAccordionItem], exports: [CdkAccordion, CdkAccordionItem] }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/**
+ * Generated bundle index. Do not edit.
+ */
+
+export { CdkAccordion, CdkAccordionItem, CdkAccordionModule, CDK_ACCORDION as ɵangular_material_src_cdk_accordion_accordion_a };
+
+//# sourceMappingURL=accordion.js.map

node_modules/@angular/cdk/__ivy_ngcc__/fesm2015/bidi.js

@@ -0,0 +1,185 @@
+import * as i0 from '@angular/core';
+import { InjectionToken, inject, EventEmitter, Injectable, Optional, Inject, Directive, Output, Input, NgModule } from '@angular/core';
+import { DOCUMENT } from '@angular/common';
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * Injection token used to inject the document into Directionality.
+ * This is used so that the value can be faked in tests.
+ *
+ * We can't use the real document in tests because changing the real `dir` causes geometry-based
+ * tests in Safari to fail.
+ *
+ * We also can't re-provide the DOCUMENT token from platform-brower because the unit tests
+ * themselves use things like `querySelector` in test code.
+ *
+ * This token is defined in a separate file from Directionality as a workaround for
+ * https://github.com/angular/angular/issues/22559
+ *
+ * @docs-private
+ */
+import * as ɵngcc0 from '@angular/core';
+const DIR_DOCUMENT = new InjectionToken('cdk-dir-doc', {
+    providedIn: 'root',
+    factory: DIR_DOCUMENT_FACTORY,
+});
+/** @docs-private */
+function DIR_DOCUMENT_FACTORY() {
+    return inject(DOCUMENT);
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * The directionality (LTR / RTL) context for the application (or a subtree of it).
+ * Exposes the current direction and a stream of direction changes.
+ */
+class Directionality {
+    constructor(_document) {
+        /** The current 'ltr' or 'rtl' value. */
+        this.value = 'ltr';
+        /** Stream that emits whenever the 'ltr' / 'rtl' state changes. */
+        this.change = new EventEmitter();
+        if (_document) {
+            // TODO: handle 'auto' value -
+            // We still need to account for dir="auto".
+            // It looks like HTMLElemenet.dir is also "auto" when that's set to the attribute,
+            // but getComputedStyle return either "ltr" or "rtl". avoiding getComputedStyle for now
+            const bodyDir = _document.body ? _document.body.dir : null;
+            const htmlDir = _document.documentElement ? _document.documentElement.dir : null;
+            const value = bodyDir || htmlDir;
+            this.value = (value === 'ltr' || value === 'rtl') ? value : 'ltr';
+        }
+    }
+    ngOnDestroy() {
+        this.change.complete();
+    }
+}
+Directionality.ɵfac = function Directionality_Factory(t) { return new (t || Directionality)(ɵngcc0.ɵɵinject(DIR_DOCUMENT, 8)); };
+Directionality.ɵprov = i0.ɵɵdefineInjectable({ factory: function Directionality_Factory() { return new Directionality(i0.ɵɵinject(DIR_DOCUMENT, 8)); }, token: Directionality, providedIn: "root" });
+Directionality.ctorParameters = () => [
+    { type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [DIR_DOCUMENT,] }] }
+];
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(Directionality, [{
+        type: Injectable,
+        args: [{ providedIn: 'root' }]
+    }], function () { return [{ type: undefined, decorators: [{
+                type: Optional
+            }, {
+                type: Inject,
+                args: [DIR_DOCUMENT]
+            }] }]; }, null); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * Directive to listen for changes of direction of part of the DOM.
+ *
+ * Provides itself as Directionality such that descendant directives only need to ever inject
+ * Directionality to get the closest direction.
+ */
+class Dir {
+    constructor() {
+        /** Normalized direction that accounts for invalid/unsupported values. */
+        this._dir = 'ltr';
+        /** Whether the `value` has been set to its initial value. */
+        this._isInitialized = false;
+        /** Event emitted when the direction changes. */
+        this.change = new EventEmitter();
+    }
+    /** @docs-private */
+    get dir() { return this._dir; }
+    set dir(value) {
+        const old = this._dir;
+        const normalizedValue = value ? value.toLowerCase() : value;
+        this._rawDir = value;
+        this._dir = (normalizedValue === 'ltr' || normalizedValue === 'rtl') ? normalizedValue : 'ltr';
+        if (old !== this._dir && this._isInitialized) {
+            this.change.emit(this._dir);
+        }
+    }
+    /** Current layout direction of the element. */
+    get value() { return this.dir; }
+    /** Initialize once default value has been set. */
+    ngAfterContentInit() {
+        this._isInitialized = true;
+    }
+    ngOnDestroy() {
+        this.change.complete();
+    }
+}
+Dir.ɵfac = function Dir_Factory(t) { return new (t || Dir)(); };
+Dir.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: Dir, selectors: [["", "dir", ""]], hostVars: 1, hostBindings: function Dir_HostBindings(rf, ctx) { if (rf & 2) {
+        ɵngcc0.ɵɵattribute("dir", ctx._rawDir);
+    } }, inputs: { dir: "dir" }, outputs: { change: "dirChange" }, exportAs: ["dir"], features: [ɵngcc0.ɵɵProvidersFeature([{ provide: Directionality, useExisting: Dir }])] });
+Dir.propDecorators = {
+    change: [{ type: Output, args: ['dirChange',] }],
+    dir: [{ type: Input }]
+};
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(Dir, [{
+        type: Directive,
+        args: [{
+                selector: '[dir]',
+                providers: [{ provide: Directionality, useExisting: Dir }],
+                host: { '[attr.dir]': '_rawDir' },
+                exportAs: 'dir'
+            }]
+    }], function () { return []; }, { change: [{
+            type: Output,
+            args: ['dirChange']
+        }], dir: [{
+            type: Input
+        }] }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+class BidiModule {
+}
+BidiModule.ɵfac = function BidiModule_Factory(t) { return new (t || BidiModule)(); };
+BidiModule.ɵmod = /*@__PURE__*/ ɵngcc0.ɵɵdefineNgModule({ type: BidiModule });
+BidiModule.ɵinj = /*@__PURE__*/ ɵngcc0.ɵɵdefineInjector({});
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(BidiModule, [{
+        type: NgModule,
+        args: [{
+                exports: [Dir],
+                declarations: [Dir]
+            }]
+    }], null, null); })();
+(function () { (typeof ngJitMode === "undefined" || ngJitMode) && ɵngcc0.ɵɵsetNgModuleScope(BidiModule, { declarations: [Dir], exports: [Dir] }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/**
+ * Generated bundle index. Do not edit.
+ */
+
+export { BidiModule, DIR_DOCUMENT, Dir, Directionality, DIR_DOCUMENT_FACTORY as ɵangular_material_src_cdk_bidi_bidi_a };
+
+//# sourceMappingURL=bidi.js.map

node_modules/@angular/cdk/__ivy_ngcc__/fesm2015/clipboard.js

@@ -0,0 +1,274 @@
+import * as i1 from '@angular/common';
+import { DOCUMENT } from '@angular/common';
+import * as i0 from '@angular/core';
+import { Injectable, Inject, InjectionToken, EventEmitter, Directive, NgZone, Optional, Input, Output, NgModule } from '@angular/core';
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * A pending copy-to-clipboard operation.
+ *
+ * The implementation of copying text to the clipboard modifies the DOM and
+ * forces a relayout. This relayout can take too long if the string is large,
+ * causing the execCommand('copy') to happen too long after the user clicked.
+ * This results in the browser refusing to copy. This object lets the
+ * relayout happen in a separate tick from copying by providing a copy function
+ * that can be called later.
+ *
+ * Destroy must be called when no longer in use, regardless of whether `copy` is
+ * called.
+ */
+import * as ɵngcc0 from '@angular/core';
+class PendingCopy {
+    constructor(text, _document) {
+        this._document = _document;
+        const textarea = this._textarea = this._document.createElement('textarea');
+        const styles = textarea.style;
+        // Hide the element for display and accessibility. Set a fixed position so the page layout
+        // isn't affected. We use `fixed` with `top: 0`, because focus is moved into the textarea
+        // for a split second and if it's off-screen, some browsers will attempt to scroll it into view.
+        styles.position = 'fixed';
+        styles.top = styles.opacity = '0';
+        styles.left = '-999em';
+        textarea.setAttribute('aria-hidden', 'true');
+        textarea.value = text;
+        this._document.body.appendChild(textarea);
+    }
+    /** Finishes copying the text. */
+    copy() {
+        const textarea = this._textarea;
+        let successful = false;
+        try { // Older browsers could throw if copy is not supported.
+            if (textarea) {
+                const currentFocus = this._document.activeElement;
+                textarea.select();
+                textarea.setSelectionRange(0, textarea.value.length);
+                successful = this._document.execCommand('copy');
+                if (currentFocus) {
+                    currentFocus.focus();
+                }
+            }
+        }
+        catch (_a) {
+            // Discard error.
+            // Initial setting of {@code successful} will represent failure here.
+        }
+        return successful;
+    }
+    /** Cleans up DOM changes used to perform the copy operation. */
+    destroy() {
+        const textarea = this._textarea;
+        if (textarea) {
+            if (textarea.parentNode) {
+                textarea.parentNode.removeChild(textarea);
+            }
+            this._textarea = undefined;
+        }
+    }
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * A service for copying text to the clipboard.
+ */
+class Clipboard {
+    constructor(document) {
+        this._document = document;
+    }
+    /**
+     * Copies the provided text into the user's clipboard.
+     *
+     * @param text The string to copy.
+     * @returns Whether the operation was successful.
+     */
+    copy(text) {
+        const pendingCopy = this.beginCopy(text);
+        const successful = pendingCopy.copy();
+        pendingCopy.destroy();
+        return successful;
+    }
+    /**
+     * Prepares a string to be copied later. This is useful for large strings
+     * which take too long to successfully render and be copied in the same tick.
+     *
+     * The caller must call `destroy` on the returned `PendingCopy`.
+     *
+     * @param text The string to copy.
+     * @returns the pending copy operation.
+     */
+    beginCopy(text) {
+        return new PendingCopy(text, this._document);
+    }
+}
+Clipboard.ɵfac = function Clipboard_Factory(t) { return new (t || Clipboard)(ɵngcc0.ɵɵinject(DOCUMENT)); };
+Clipboard.ɵprov = i0.ɵɵdefineInjectable({ factory: function Clipboard_Factory() { return new Clipboard(i0.ɵɵinject(i1.DOCUMENT)); }, token: Clipboard, providedIn: "root" });
+Clipboard.ctorParameters = () => [
+    { type: undefined, decorators: [{ type: Inject, args: [DOCUMENT,] }] }
+];
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(Clipboard, [{
+        type: Injectable,
+        args: [{ providedIn: 'root' }]
+    }], function () { return [{ type: undefined, decorators: [{
+                type: Inject,
+                args: [DOCUMENT]
+            }] }]; }, null); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Injection token that can be used to provide the default options to `CdkCopyToClipboard`. */
+const CDK_COPY_TO_CLIPBOARD_CONFIG = new InjectionToken('CDK_COPY_TO_CLIPBOARD_CONFIG');
+/**
+ * @deprecated Use `CDK_COPY_TO_CLIPBOARD_CONFIG` instead.
+ * @breaking-change 13.0.0
+ */
+const CKD_COPY_TO_CLIPBOARD_CONFIG = CDK_COPY_TO_CLIPBOARD_CONFIG;
+/**
+ * Provides behavior for a button that when clicked copies content into user's
+ * clipboard.
+ */
+class CdkCopyToClipboard {
+    constructor(_clipboard, _ngZone, config) {
+        this._clipboard = _clipboard;
+        this._ngZone = _ngZone;
+        /** Content to be copied. */
+        this.text = '';
+        /**
+         * How many times to attempt to copy the text. This may be necessary for longer text, because
+         * the browser needs time to fill an intermediate textarea element and copy the content.
+         */
+        this.attempts = 1;
+        /**
+         * Emits when some text is copied to the clipboard. The
+         * emitted value indicates whether copying was successful.
+         */
+        this.copied = new EventEmitter();
+        /** Copies that are currently being attempted. */
+        this._pending = new Set();
+        if (config && config.attempts != null) {
+            this.attempts = config.attempts;
+        }
+    }
+    /** Copies the current text to the clipboard. */
+    copy(attempts = this.attempts) {
+        if (attempts > 1) {
+            let remainingAttempts = attempts;
+            const pending = this._clipboard.beginCopy(this.text);
+            this._pending.add(pending);
+            const attempt = () => {
+                const successful = pending.copy();
+                if (!successful && --remainingAttempts && !this._destroyed) {
+                    // We use 1 for the timeout since it's more predictable when flushing in unit tests.
+                    this._currentTimeout = this._ngZone.runOutsideAngular(() => setTimeout(attempt, 1));
+                }
+                else {
+                    this._currentTimeout = null;
+                    this._pending.delete(pending);
+                    pending.destroy();
+                    this.copied.emit(successful);
+                }
+            };
+            attempt();
+        }
+        else {
+            this.copied.emit(this._clipboard.copy(this.text));
+        }
+    }
+    ngOnDestroy() {
+        if (this._currentTimeout) {
+            clearTimeout(this._currentTimeout);
+        }
+        this._pending.forEach(copy => copy.destroy());
+        this._pending.clear();
+        this._destroyed = true;
+    }
+}
+CdkCopyToClipboard.ɵfac = function CdkCopyToClipboard_Factory(t) { return new (t || CdkCopyToClipboard)(ɵngcc0.ɵɵdirectiveInject(Clipboard), ɵngcc0.ɵɵdirectiveInject(ɵngcc0.NgZone), ɵngcc0.ɵɵdirectiveInject(CKD_COPY_TO_CLIPBOARD_CONFIG, 8)); };
+CdkCopyToClipboard.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkCopyToClipboard, selectors: [["", "cdkCopyToClipboard", ""]], hostBindings: function CdkCopyToClipboard_HostBindings(rf, ctx) { if (rf & 1) {
+        ɵngcc0.ɵɵlistener("click", function CdkCopyToClipboard_click_HostBindingHandler() { return ctx.copy(); });
+    } }, inputs: { text: ["cdkCopyToClipboard", "text"], attempts: ["cdkCopyToClipboardAttempts", "attempts"] }, outputs: { copied: "cdkCopyToClipboardCopied" } });
+CdkCopyToClipboard.ctorParameters = () => [
+    { type: Clipboard },
+    { type: NgZone },
+    { type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [CKD_COPY_TO_CLIPBOARD_CONFIG,] }] }
+];
+CdkCopyToClipboard.propDecorators = {
+    text: [{ type: Input, args: ['cdkCopyToClipboard',] }],
+    attempts: [{ type: Input, args: ['cdkCopyToClipboardAttempts',] }],
+    copied: [{ type: Output, args: ['cdkCopyToClipboardCopied',] }]
+};
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkCopyToClipboard, [{
+        type: Directive,
+        args: [{
+                selector: '[cdkCopyToClipboard]',
+                host: {
+                    '(click)': 'copy()'
+                }
+            }]
+    }], function () { return [{ type: Clipboard }, { type: ɵngcc0.NgZone }, { type: undefined, decorators: [{
+                type: Optional
+            }, {
+                type: Inject,
+                args: [CKD_COPY_TO_CLIPBOARD_CONFIG]
+            }] }]; }, { text: [{
+            type: Input,
+            args: ['cdkCopyToClipboard']
+        }], attempts: [{
+            type: Input,
+            args: ['cdkCopyToClipboardAttempts']
+        }], copied: [{
+            type: Output,
+            args: ['cdkCopyToClipboardCopied']
+        }] }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+class ClipboardModule {
+}
+ClipboardModule.ɵfac = function ClipboardModule_Factory(t) { return new (t || ClipboardModule)(); };
+ClipboardModule.ɵmod = /*@__PURE__*/ ɵngcc0.ɵɵdefineNgModule({ type: ClipboardModule });
+ClipboardModule.ɵinj = /*@__PURE__*/ ɵngcc0.ɵɵdefineInjector({});
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(ClipboardModule, [{
+        type: NgModule,
+        args: [{
+                declarations: [CdkCopyToClipboard],
+                exports: [CdkCopyToClipboard]
+            }]
+    }], null, null); })();
+(function () { (typeof ngJitMode === "undefined" || ngJitMode) && ɵngcc0.ɵɵsetNgModuleScope(ClipboardModule, { declarations: [CdkCopyToClipboard], exports: [CdkCopyToClipboard] }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/**
+ * Generated bundle index. Do not edit.
+ */
+
+export { CDK_COPY_TO_CLIPBOARD_CONFIG, CKD_COPY_TO_CLIPBOARD_CONFIG, CdkCopyToClipboard, Clipboard, ClipboardModule, PendingCopy };
+
+//# sourceMappingURL=clipboard.js.map

node_modules/@angular/cdk/__ivy_ngcc__/fesm2015/collections.js

@@ -0,0 +1,472 @@
+import { isObservable, of, Subject } from 'rxjs';
+import * as i0 from '@angular/core';
+import { Injectable, InjectionToken } from '@angular/core';
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+import * as ɵngcc0 from '@angular/core';
+class DataSource {
+}
+/** Checks whether an object is a data source. */
+function isDataSource(value) {
+    // Check if the value is a DataSource by observing if it has a connect function. Cannot
+    // be checked as an `instanceof DataSource` since people could create their own sources
+    // that match the interface, but don't extend DataSource.
+    return value && typeof value.connect === 'function';
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** DataSource wrapper for a native array. */
+class ArrayDataSource extends DataSource {
+    constructor(_data) {
+        super();
+        this._data = _data;
+    }
+    connect() {
+        return isObservable(this._data) ? this._data : of(this._data);
+    }
+    disconnect() { }
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * A repeater that destroys views when they are removed from a
+ * {@link ViewContainerRef}. When new items are inserted into the container,
+ * the repeater will always construct a new embedded view for each item.
+ *
+ * @template T The type for the embedded view's $implicit property.
+ * @template R The type for the item in each IterableDiffer change record.
+ * @template C The type for the context passed to each embedded view.
+ */
+class _DisposeViewRepeaterStrategy {
+    applyChanges(changes, viewContainerRef, itemContextFactory, itemValueResolver, itemViewChanged) {
+        changes.forEachOperation((record, adjustedPreviousIndex, currentIndex) => {
+            let view;
+            let operation;
+            if (record.previousIndex == null) {
+                const insertContext = itemContextFactory(record, adjustedPreviousIndex, currentIndex);
+                view = viewContainerRef.createEmbeddedView(insertContext.templateRef, insertContext.context, insertContext.index);
+                operation = 1 /* INSERTED */;
+            }
+            else if (currentIndex == null) {
+                viewContainerRef.remove(adjustedPreviousIndex);
+                operation = 3 /* REMOVED */;
+            }
+            else {
+                view = viewContainerRef.get(adjustedPreviousIndex);
+                viewContainerRef.move(view, currentIndex);
+                operation = 2 /* MOVED */;
+            }
+            if (itemViewChanged) {
+                itemViewChanged({
+                    context: view === null || view === void 0 ? void 0 : view.context,
+                    operation,
+                    record,
+                });
+            }
+        });
+    }
+    detach() {
+    }
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * A repeater that caches views when they are removed from a
+ * {@link ViewContainerRef}. When new items are inserted into the container,
+ * the repeater will reuse one of the cached views instead of creating a new
+ * embedded view. Recycling cached views reduces the quantity of expensive DOM
+ * inserts.
+ *
+ * @template T The type for the embedded view's $implicit property.
+ * @template R The type for the item in each IterableDiffer change record.
+ * @template C The type for the context passed to each embedded view.
+ */
+class _RecycleViewRepeaterStrategy {
+    constructor() {
+        /**
+         * The size of the cache used to store unused views.
+         * Setting the cache size to `0` will disable caching. Defaults to 20 views.
+         */
+        this.viewCacheSize = 20;
+        /**
+         * View cache that stores embedded view instances that have been previously stamped out,
+         * but don't are not currently rendered. The view repeater will reuse these views rather than
+         * creating brand new ones.
+         *
+         * TODO(michaeljamesparsons) Investigate whether using a linked list would improve performance.
+         */
+        this._viewCache = [];
+    }
+    /** Apply changes to the DOM. */
+    applyChanges(changes, viewContainerRef, itemContextFactory, itemValueResolver, itemViewChanged) {
+        // Rearrange the views to put them in the right location.
+        changes.forEachOperation((record, adjustedPreviousIndex, currentIndex) => {
+            let view;
+            let operation;
+            if (record.previousIndex == null) { // Item added.
+                const viewArgsFactory = () => itemContextFactory(record, adjustedPreviousIndex, currentIndex);
+                view = this._insertView(viewArgsFactory, currentIndex, viewContainerRef, itemValueResolver(record));
+                operation = view ? 1 /* INSERTED */ : 0 /* REPLACED */;
+            }
+            else if (currentIndex == null) { // Item removed.
+                this._detachAndCacheView(adjustedPreviousIndex, viewContainerRef);
+                operation = 3 /* REMOVED */;
+            }
+            else { // Item moved.
+                view = this._moveView(adjustedPreviousIndex, currentIndex, viewContainerRef, itemValueResolver(record));
+                operation = 2 /* MOVED */;
+            }
+            if (itemViewChanged) {
+                itemViewChanged({
+                    context: view === null || view === void 0 ? void 0 : view.context,
+                    operation,
+                    record,
+                });
+            }
+        });
+    }
+    detach() {
+        for (const view of this._viewCache) {
+            view.destroy();
+        }
+        this._viewCache = [];
+    }
+    /**
+     * Inserts a view for a new item, either from the cache or by creating a new
+     * one. Returns `undefined` if the item was inserted into a cached view.
+     */
+    _insertView(viewArgsFactory, currentIndex, viewContainerRef, value) {
+        const cachedView = this._insertViewFromCache(currentIndex, viewContainerRef);
+        if (cachedView) {
+            cachedView.context.$implicit = value;
+            return undefined;
+        }
+        const viewArgs = viewArgsFactory();
+        return viewContainerRef.createEmbeddedView(viewArgs.templateRef, viewArgs.context, viewArgs.index);
+    }
+    /** Detaches the view at the given index and inserts into the view cache. */
+    _detachAndCacheView(index, viewContainerRef) {
+        const detachedView = viewContainerRef.detach(index);
+        this._maybeCacheView(detachedView, viewContainerRef);
+    }
+    /** Moves view at the previous index to the current index. */
+    _moveView(adjustedPreviousIndex, currentIndex, viewContainerRef, value) {
+        const view = viewContainerRef.get(adjustedPreviousIndex);
+        viewContainerRef.move(view, currentIndex);
+        view.context.$implicit = value;
+        return view;
+    }
+    /**
+     * Cache the given detached view. If the cache is full, the view will be
+     * destroyed.
+     */
+    _maybeCacheView(view, viewContainerRef) {
+        if (this._viewCache.length < this.viewCacheSize) {
+            this._viewCache.push(view);
+        }
+        else {
+            const index = viewContainerRef.indexOf(view);
+            // The host component could remove views from the container outside of
+            // the view repeater. It's unlikely this will occur, but just in case,
+            // destroy the view on its own, otherwise destroy it through the
+            // container to ensure that all the references are removed.
+            if (index === -1) {
+                view.destroy();
+            }
+            else {
+                viewContainerRef.remove(index);
+            }
+        }
+    }
+    /** Inserts a recycled view from the cache at the given index. */
+    _insertViewFromCache(index, viewContainerRef) {
+        const cachedView = this._viewCache.pop();
+        if (cachedView) {
+            viewContainerRef.insert(cachedView, index);
+        }
+        return cachedView || null;
+    }
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * Class to be used to power selecting one or more options from a list.
+ */
+class SelectionModel {
+    constructor(_multiple = false, initiallySelectedValues, _emitChanges = true) {
+        this._multiple = _multiple;
+        this._emitChanges = _emitChanges;
+        /** Currently-selected values. */
+        this._selection = new Set();
+        /** Keeps track of the deselected options that haven't been emitted by the change event. */
+        this._deselectedToEmit = [];
+        /** Keeps track of the selected options that haven't been emitted by the change event. */
+        this._selectedToEmit = [];
+        /** Event emitted when the value has changed. */
+        this.changed = new Subject();
+        if (initiallySelectedValues && initiallySelectedValues.length) {
+            if (_multiple) {
+                initiallySelectedValues.forEach(value => this._markSelected(value));
+            }
+            else {
+                this._markSelected(initiallySelectedValues[0]);
+            }
+            // Clear the array in order to avoid firing the change event for preselected values.
+            this._selectedToEmit.length = 0;
+        }
+    }
+    /** Selected values. */
+    get selected() {
+        if (!this._selected) {
+            this._selected = Array.from(this._selection.values());
+        }
+        return this._selected;
+    }
+    /**
+     * Selects a value or an array of values.
+     */
+    select(...values) {
+        this._verifyValueAssignment(values);
+        values.forEach(value => this._markSelected(value));
+        this._emitChangeEvent();
+    }
+    /**
+     * Deselects a value or an array of values.
+     */
+    deselect(...values) {
+        this._verifyValueAssignment(values);
+        values.forEach(value => this._unmarkSelected(value));
+        this._emitChangeEvent();
+    }
+    /**
+     * Toggles a value between selected and deselected.
+     */
+    toggle(value) {
+        this.isSelected(value) ? this.deselect(value) : this.select(value);
+    }
+    /**
+     * Clears all of the selected values.
+     */
+    clear() {
+        this._unmarkAll();
+        this._emitChangeEvent();
+    }
+    /**
+     * Determines whether a value is selected.
+     */
+    isSelected(value) {
+        return this._selection.has(value);
+    }
+    /**
+     * Determines whether the model does not have a value.
+     */
+    isEmpty() {
+        return this._selection.size === 0;
+    }
+    /**
+     * Determines whether the model has a value.
+     */
+    hasValue() {
+        return !this.isEmpty();
+    }
+    /**
+     * Sorts the selected values based on a predicate function.
+     */
+    sort(predicate) {
+        if (this._multiple && this.selected) {
+            this._selected.sort(predicate);
+        }
+    }
+    /**
+     * Gets whether multiple values can be selected.
+     */
+    isMultipleSelection() {
+        return this._multiple;
+    }
+    /** Emits a change event and clears the records of selected and deselected values. */
+    _emitChangeEvent() {
+        // Clear the selected values so they can be re-cached.
+        this._selected = null;
+        if (this._selectedToEmit.length || this._deselectedToEmit.length) {
+            this.changed.next({
+                source: this,
+                added: this._selectedToEmit,
+                removed: this._deselectedToEmit
+            });
+            this._deselectedToEmit = [];
+            this._selectedToEmit = [];
+        }
+    }
+    /** Selects a value. */
+    _markSelected(value) {
+        if (!this.isSelected(value)) {
+            if (!this._multiple) {
+                this._unmarkAll();
+            }
+            this._selection.add(value);
+            if (this._emitChanges) {
+                this._selectedToEmit.push(value);
+            }
+        }
+    }
+    /** Deselects a value. */
+    _unmarkSelected(value) {
+        if (this.isSelected(value)) {
+            this._selection.delete(value);
+            if (this._emitChanges) {
+                this._deselectedToEmit.push(value);
+            }
+        }
+    }
+    /** Clears out the selected values. */
+    _unmarkAll() {
+        if (!this.isEmpty()) {
+            this._selection.forEach(value => this._unmarkSelected(value));
+        }
+    }
+    /**
+     * Verifies the value assignment and throws an error if the specified value array is
+     * including multiple values while the selection model is not supporting multiple values.
+     */
+    _verifyValueAssignment(values) {
+        if (values.length > 1 && !this._multiple && (typeof ngDevMode === 'undefined' || ngDevMode)) {
+            throw getMultipleValuesInSingleSelectionError();
+        }
+    }
+}
+/**
+ * Returns an error that reports that multiple values are passed into a selection model
+ * with a single value.
+ * @docs-private
+ */
+function getMultipleValuesInSingleSelectionError() {
+    return Error('Cannot pass multiple values into SelectionModel with single-value mode.');
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * Class to coordinate unique selection based on name.
+ * Intended to be consumed as an Angular service.
+ * This service is needed because native radio change events are only fired on the item currently
+ * being selected, and we still need to uncheck the previous selection.
+ *
+ * This service does not *store* any IDs and names because they may change at any time, so it is
+ * less error-prone if they are simply passed through when the events occur.
+ */
+class UniqueSelectionDispatcher {
+    constructor() {
+        this._listeners = [];
+    }
+    /**
+     * Notify other items that selection for the given name has been set.
+     * @param id ID of the item.
+     * @param name Name of the item.
+     */
+    notify(id, name) {
+        for (let listener of this._listeners) {
+            listener(id, name);
+        }
+    }
+    /**
+     * Listen for future changes to item selection.
+     * @return Function used to deregister listener
+     */
+    listen(listener) {
+        this._listeners.push(listener);
+        return () => {
+            this._listeners = this._listeners.filter((registered) => {
+                return listener !== registered;
+            });
+        };
+    }
+    ngOnDestroy() {
+        this._listeners = [];
+    }
+}
+UniqueSelectionDispatcher.ɵfac = function UniqueSelectionDispatcher_Factory(t) { return new (t || UniqueSelectionDispatcher)(); };
+UniqueSelectionDispatcher.ɵprov = i0.ɵɵdefineInjectable({ factory: function UniqueSelectionDispatcher_Factory() { return new UniqueSelectionDispatcher(); }, token: UniqueSelectionDispatcher, providedIn: "root" });
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(UniqueSelectionDispatcher, [{
+        type: Injectable,
+        args: [{ providedIn: 'root' }]
+    }], function () { return []; }, null); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * Injection token for {@link _ViewRepeater}. This token is for use by Angular Material only.
+ * @docs-private
+ */
+const _VIEW_REPEATER_STRATEGY = new InjectionToken('_ViewRepeater');
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/**
+ * Generated bundle index. Do not edit.
+ */
+
+export { ArrayDataSource, DataSource, SelectionModel, UniqueSelectionDispatcher, _DisposeViewRepeaterStrategy, _RecycleViewRepeaterStrategy, _VIEW_REPEATER_STRATEGY, getMultipleValuesInSingleSelectionError, isDataSource };
+
+//# sourceMappingURL=collections.js.map

node_modules/@angular/cdk/__ivy_ngcc__/fesm2015/keycodes.js

@@ -0,0 +1,160 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+const MAC_ENTER = 3;
+const BACKSPACE = 8;
+const TAB = 9;
+const NUM_CENTER = 12;
+const ENTER = 13;
+const SHIFT = 16;
+const CONTROL = 17;
+const ALT = 18;
+const PAUSE = 19;
+const CAPS_LOCK = 20;
+const ESCAPE = 27;
+const SPACE = 32;
+const PAGE_UP = 33;
+const PAGE_DOWN = 34;
+const END = 35;
+const HOME = 36;
+const LEFT_ARROW = 37;
+const UP_ARROW = 38;
+const RIGHT_ARROW = 39;
+const DOWN_ARROW = 40;
+const PLUS_SIGN = 43;
+const PRINT_SCREEN = 44;
+const INSERT = 45;
+const DELETE = 46;
+const ZERO = 48;
+const ONE = 49;
+const TWO = 50;
+const THREE = 51;
+const FOUR = 52;
+const FIVE = 53;
+const SIX = 54;
+const SEVEN = 55;
+const EIGHT = 56;
+const NINE = 57;
+const FF_SEMICOLON = 59; // Firefox (Gecko) fires this for semicolon instead of 186
+const FF_EQUALS = 61; // Firefox (Gecko) fires this for equals instead of 187
+const QUESTION_MARK = 63;
+const AT_SIGN = 64;
+const A = 65;
+const B = 66;
+const C = 67;
+const D = 68;
+const E = 69;
+const F = 70;
+const G = 71;
+const H = 72;
+const I = 73;
+const J = 74;
+const K = 75;
+const L = 76;
+const M = 77;
+const N = 78;
+const O = 79;
+const P = 80;
+const Q = 81;
+const R = 82;
+const S = 83;
+const T = 84;
+const U = 85;
+const V = 86;
+const W = 87;
+const X = 88;
+const Y = 89;
+const Z = 90;
+const META = 91; // WIN_KEY_LEFT
+const MAC_WK_CMD_LEFT = 91;
+const MAC_WK_CMD_RIGHT = 93;
+const CONTEXT_MENU = 93;
+const NUMPAD_ZERO = 96;
+const NUMPAD_ONE = 97;
+const NUMPAD_TWO = 98;
+const NUMPAD_THREE = 99;
+const NUMPAD_FOUR = 100;
+const NUMPAD_FIVE = 101;
+const NUMPAD_SIX = 102;
+const NUMPAD_SEVEN = 103;
+const NUMPAD_EIGHT = 104;
+const NUMPAD_NINE = 105;
+const NUMPAD_MULTIPLY = 106;
+const NUMPAD_PLUS = 107;
+const NUMPAD_MINUS = 109;
+const NUMPAD_PERIOD = 110;
+const NUMPAD_DIVIDE = 111;
+const F1 = 112;
+const F2 = 113;
+const F3 = 114;
+const F4 = 115;
+const F5 = 116;
+const F6 = 117;
+const F7 = 118;
+const F8 = 119;
+const F9 = 120;
+const F10 = 121;
+const F11 = 122;
+const F12 = 123;
+const NUM_LOCK = 144;
+const SCROLL_LOCK = 145;
+const FIRST_MEDIA = 166;
+const FF_MINUS = 173;
+const MUTE = 173; // Firefox (Gecko) fires 181 for MUTE
+const VOLUME_DOWN = 174; // Firefox (Gecko) fires 182 for VOLUME_DOWN
+const VOLUME_UP = 175; // Firefox (Gecko) fires 183 for VOLUME_UP
+const FF_MUTE = 181;
+const FF_VOLUME_DOWN = 182;
+const LAST_MEDIA = 183;
+const FF_VOLUME_UP = 183;
+const SEMICOLON = 186; // Firefox (Gecko) fires 59 for SEMICOLON
+const EQUALS = 187; // Firefox (Gecko) fires 61 for EQUALS
+const COMMA = 188;
+const DASH = 189; // Firefox (Gecko) fires 173 for DASH/MINUS
+const PERIOD = 190;
+const SLASH = 191;
+const APOSTROPHE = 192;
+const TILDE = 192;
+const OPEN_SQUARE_BRACKET = 219;
+const BACKSLASH = 220;
+const CLOSE_SQUARE_BRACKET = 221;
+const SINGLE_QUOTE = 222;
+const MAC_META = 224;
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * Checks whether a modifier key is pressed.
+ * @param event Event to be checked.
+ */
+function hasModifierKey(event, ...modifiers) {
+    if (modifiers.length) {
+        return modifiers.some(modifier => event[modifier]);
+    }
+    return event.altKey || event.shiftKey || event.ctrlKey || event.metaKey;
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/**
+ * Generated bundle index. Do not edit.
+ */
+
+export { A, ALT, APOSTROPHE, AT_SIGN, B, BACKSLASH, BACKSPACE, C, CAPS_LOCK, CLOSE_SQUARE_BRACKET, COMMA, CONTEXT_MENU, CONTROL, D, DASH, DELETE, DOWN_ARROW, E, EIGHT, END, ENTER, EQUALS, ESCAPE, F, F1, F10, F11, F12, F2, F3, F4, F5, F6, F7, F8, F9, FF_EQUALS, FF_MINUS, FF_MUTE, FF_SEMICOLON, FF_VOLUME_DOWN, FF_VOLUME_UP, FIRST_MEDIA, FIVE, FOUR, G, H, HOME, I, INSERT, J, K, L, LAST_MEDIA, LEFT_ARROW, M, MAC_ENTER, MAC_META, MAC_WK_CMD_LEFT, MAC_WK_CMD_RIGHT, META, MUTE, N, NINE, NUMPAD_DIVIDE, NUMPAD_EIGHT, NUMPAD_FIVE, NUMPAD_FOUR, NUMPAD_MINUS, NUMPAD_MULTIPLY, NUMPAD_NINE, NUMPAD_ONE, NUMPAD_PERIOD, NUMPAD_PLUS, NUMPAD_SEVEN, NUMPAD_SIX, NUMPAD_THREE, NUMPAD_TWO, NUMPAD_ZERO, NUM_CENTER, NUM_LOCK, O, ONE, OPEN_SQUARE_BRACKET, P, PAGE_DOWN, PAGE_UP, PAUSE, PERIOD, PLUS_SIGN, PRINT_SCREEN, Q, QUESTION_MARK, R, RIGHT_ARROW, S, SCROLL_LOCK, SEMICOLON, SEVEN, SHIFT, SINGLE_QUOTE, SIX, SLASH, SPACE, T, TAB, THREE, TILDE, TWO, U, UP_ARROW, V, VOLUME_DOWN, VOLUME_UP, W, X, Y, Z, ZERO, hasModifierKey };
+
+//# sourceMappingURL=keycodes.js.map

node_modules/@angular/cdk/__ivy_ngcc__/fesm2015/layout.js

@@ -0,0 +1,255 @@
+import * as i0 from '@angular/core';
+import { NgModule, Injectable, NgZone } from '@angular/core';
+import { coerceArray } from '@angular/cdk/coercion';
+import { Subject, combineLatest, concat, Observable } from 'rxjs';
+import { take, skip, debounceTime, map, startWith, takeUntil } from 'rxjs/operators';
+import * as i1 from '@angular/cdk/platform';
+import { Platform } from '@angular/cdk/platform';
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+import * as ɵngcc0 from '@angular/core';
+import * as ɵngcc1 from '@angular/cdk/platform';
+class LayoutModule {
+}
+LayoutModule.ɵfac = function LayoutModule_Factory(t) { return new (t || LayoutModule)(); };
+LayoutModule.ɵmod = /*@__PURE__*/ ɵngcc0.ɵɵdefineNgModule({ type: LayoutModule });
+LayoutModule.ɵinj = /*@__PURE__*/ ɵngcc0.ɵɵdefineInjector({});
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(LayoutModule, [{
+        type: NgModule,
+        args: [{}]
+    }], null, null); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Global registry for all dynamically-created, injected media queries. */
+const mediaQueriesForWebkitCompatibility = new Set();
+/** Style tag that holds all of the dynamically-created media queries. */
+let mediaQueryStyleNode;
+/** A utility for calling matchMedia queries. */
+class MediaMatcher {
+    constructor(_platform) {
+        this._platform = _platform;
+        this._matchMedia = this._platform.isBrowser && window.matchMedia ?
+            // matchMedia is bound to the window scope intentionally as it is an illegal invocation to
+            // call it from a different scope.
+            window.matchMedia.bind(window) :
+            noopMatchMedia;
+    }
+    /**
+     * Evaluates the given media query and returns the native MediaQueryList from which results
+     * can be retrieved.
+     * Confirms the layout engine will trigger for the selector query provided and returns the
+     * MediaQueryList for the query provided.
+     */
+    matchMedia(query) {
+        if (this._platform.WEBKIT || this._platform.BLINK) {
+            createEmptyStyleRule(query);
+        }
+        return this._matchMedia(query);
+    }
+}
+MediaMatcher.ɵfac = function MediaMatcher_Factory(t) { return new (t || MediaMatcher)(ɵngcc0.ɵɵinject(ɵngcc1.Platform)); };
+MediaMatcher.ɵprov = i0.ɵɵdefineInjectable({ factory: function MediaMatcher_Factory() { return new MediaMatcher(i0.ɵɵinject(i1.Platform)); }, token: MediaMatcher, providedIn: "root" });
+MediaMatcher.ctorParameters = () => [
+    { type: Platform }
+];
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(MediaMatcher, [{
+        type: Injectable,
+        args: [{ providedIn: 'root' }]
+    }], function () { return [{ type: ɵngcc1.Platform }]; }, null); })();
+/**
+ * Creates an empty stylesheet that is used to work around browser inconsistencies related to
+ * `matchMedia`. At the time of writing, it handles the following cases:
+ * 1. On WebKit browsers, a media query has to have at least one rule in order for `matchMedia`
+ * to fire. We work around it by declaring a dummy stylesheet with a `@media` declaration.
+ * 2. In some cases Blink browsers will stop firing the `matchMedia` listener if none of the rules
+ * inside the `@media` match existing elements on the page. We work around it by having one rule
+ * targeting the `body`. See https://github.com/angular/components/issues/23546.
+ */
+function createEmptyStyleRule(query) {
+    if (mediaQueriesForWebkitCompatibility.has(query)) {
+        return;
+    }
+    try {
+        if (!mediaQueryStyleNode) {
+            mediaQueryStyleNode = document.createElement('style');
+            mediaQueryStyleNode.setAttribute('type', 'text/css');
+            document.head.appendChild(mediaQueryStyleNode);
+        }
+        if (mediaQueryStyleNode.sheet) {
+            mediaQueryStyleNode.sheet.insertRule(`@media ${query} {body{ }}`, 0);
+            mediaQueriesForWebkitCompatibility.add(query);
+        }
+    }
+    catch (e) {
+        console.error(e);
+    }
+}
+/** No-op matchMedia replacement for non-browser platforms. */
+function noopMatchMedia(query) {
+    // Use `as any` here to avoid adding additional necessary properties for
+    // the noop matcher.
+    return {
+        matches: query === 'all' || query === '',
+        media: query,
+        addListener: () => { },
+        removeListener: () => { }
+    };
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Utility for checking the matching state of @media queries. */
+class BreakpointObserver {
+    constructor(_mediaMatcher, _zone) {
+        this._mediaMatcher = _mediaMatcher;
+        this._zone = _zone;
+        /**  A map of all media queries currently being listened for. */
+        this._queries = new Map();
+        /** A subject for all other observables to takeUntil based on. */
+        this._destroySubject = new Subject();
+    }
+    /** Completes the active subject, signalling to all other observables to complete. */
+    ngOnDestroy() {
+        this._destroySubject.next();
+        this._destroySubject.complete();
+    }
+    /**
+     * Whether one or more media queries match the current viewport size.
+     * @param value One or more media queries to check.
+     * @returns Whether any of the media queries match.
+     */
+    isMatched(value) {
+        const queries = splitQueries(coerceArray(value));
+        return queries.some(mediaQuery => this._registerQuery(mediaQuery).mql.matches);
+    }
+    /**
+     * Gets an observable of results for the given queries that will emit new results for any changes
+     * in matching of the given queries.
+     * @param value One or more media queries to check.
+     * @returns A stream of matches for the given queries.
+     */
+    observe(value) {
+        const queries = splitQueries(coerceArray(value));
+        const observables = queries.map(query => this._registerQuery(query).observable);
+        let stateObservable = combineLatest(observables);
+        // Emit the first state immediately, and then debounce the subsequent emissions.
+        stateObservable = concat(stateObservable.pipe(take(1)), stateObservable.pipe(skip(1), debounceTime(0)));
+        return stateObservable.pipe(map(breakpointStates => {
+            const response = {
+                matches: false,
+                breakpoints: {},
+            };
+            breakpointStates.forEach(({ matches, query }) => {
+                response.matches = response.matches || matches;
+                response.breakpoints[query] = matches;
+            });
+            return response;
+        }));
+    }
+    /** Registers a specific query to be listened for. */
+    _registerQuery(query) {
+        // Only set up a new MediaQueryList if it is not already being listened for.
+        if (this._queries.has(query)) {
+            return this._queries.get(query);
+        }
+        const mql = this._mediaMatcher.matchMedia(query);
+        // Create callback for match changes and add it is as a listener.
+        const queryObservable = new Observable((observer) => {
+            // Listener callback methods are wrapped to be placed back in ngZone. Callbacks must be placed
+            // back into the zone because matchMedia is only included in Zone.js by loading the
+            // webapis-media-query.js file alongside the zone.js file.  Additionally, some browsers do not
+            // have MediaQueryList inherit from EventTarget, which causes inconsistencies in how Zone.js
+            // patches it.
+            const handler = (e) => this._zone.run(() => observer.next(e));
+            mql.addListener(handler);
+            return () => {
+                mql.removeListener(handler);
+            };
+        }).pipe(startWith(mql), map(({ matches }) => ({ query, matches })), takeUntil(this._destroySubject));
+        // Add the MediaQueryList to the set of queries.
+        const output = { observable: queryObservable, mql };
+        this._queries.set(query, output);
+        return output;
+    }
+}
+BreakpointObserver.ɵfac = function BreakpointObserver_Factory(t) { return new (t || BreakpointObserver)(ɵngcc0.ɵɵinject(MediaMatcher), ɵngcc0.ɵɵinject(ɵngcc0.NgZone)); };
+BreakpointObserver.ɵprov = i0.ɵɵdefineInjectable({ factory: function BreakpointObserver_Factory() { return new BreakpointObserver(i0.ɵɵinject(MediaMatcher), i0.ɵɵinject(i0.NgZone)); }, token: BreakpointObserver, providedIn: "root" });
+BreakpointObserver.ctorParameters = () => [
+    { type: MediaMatcher },
+    { type: NgZone }
+];
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(BreakpointObserver, [{
+        type: Injectable,
+        args: [{ providedIn: 'root' }]
+    }], function () { return [{ type: MediaMatcher }, { type: ɵngcc0.NgZone }]; }, null); })();
+/**
+ * Split each query string into separate query strings if two queries are provided as comma
+ * separated.
+ */
+function splitQueries(queries) {
+    return queries.map(query => query.split(','))
+        .reduce((a1, a2) => a1.concat(a2))
+        .map(query => query.trim());
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+// PascalCase is being used as Breakpoints is used like an enum.
+// tslint:disable-next-line:variable-name
+const Breakpoints = {
+    XSmall: '(max-width: 599.98px)',
+    Small: '(min-width: 600px) and (max-width: 959.98px)',
+    Medium: '(min-width: 960px) and (max-width: 1279.98px)',
+    Large: '(min-width: 1280px) and (max-width: 1919.98px)',
+    XLarge: '(min-width: 1920px)',
+    Handset: '(max-width: 599.98px) and (orientation: portrait), ' +
+        '(max-width: 959.98px) and (orientation: landscape)',
+    Tablet: '(min-width: 600px) and (max-width: 839.98px) and (orientation: portrait), ' +
+        '(min-width: 960px) and (max-width: 1279.98px) and (orientation: landscape)',
+    Web: '(min-width: 840px) and (orientation: portrait), ' +
+        '(min-width: 1280px) and (orientation: landscape)',
+    HandsetPortrait: '(max-width: 599.98px) and (orientation: portrait)',
+    TabletPortrait: '(min-width: 600px) and (max-width: 839.98px) and (orientation: portrait)',
+    WebPortrait: '(min-width: 840px) and (orientation: portrait)',
+    HandsetLandscape: '(max-width: 959.98px) and (orientation: landscape)',
+    TabletLandscape: '(min-width: 960px) and (max-width: 1279.98px) and (orientation: landscape)',
+    WebLandscape: '(min-width: 1280px) and (orientation: landscape)',
+};
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/**
+ * Generated bundle index. Do not edit.
+ */
+
+export { BreakpointObserver, Breakpoints, LayoutModule, MediaMatcher };
+
+//# sourceMappingURL=layout.js.map

node_modules/@angular/cdk/__ivy_ngcc__/fesm2015/observers.js

@@ -0,0 +1,216 @@
+import { coerceElement, coerceBooleanProperty, coerceNumberProperty } from '@angular/cdk/coercion';
+import * as i0 from '@angular/core';
+import { Injectable, EventEmitter, Directive, ElementRef, NgZone, Output, Input, NgModule } from '@angular/core';
+import { Observable, Subject } from 'rxjs';
+import { debounceTime } from 'rxjs/operators';
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * Factory that creates a new MutationObserver and allows us to stub it out in unit tests.
+ * @docs-private
+ */
+import * as ɵngcc0 from '@angular/core';
+class MutationObserverFactory {
+    create(callback) {
+        return typeof MutationObserver === 'undefined' ? null : new MutationObserver(callback);
+    }
+}
+MutationObserverFactory.ɵfac = function MutationObserverFactory_Factory(t) { return new (t || MutationObserverFactory)(); };
+MutationObserverFactory.ɵprov = i0.ɵɵdefineInjectable({ factory: function MutationObserverFactory_Factory() { return new MutationObserverFactory(); }, token: MutationObserverFactory, providedIn: "root" });
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(MutationObserverFactory, [{
+        type: Injectable,
+        args: [{ providedIn: 'root' }]
+    }], null, null); })();
+/** An injectable service that allows watching elements for changes to their content. */
+class ContentObserver {
+    constructor(_mutationObserverFactory) {
+        this._mutationObserverFactory = _mutationObserverFactory;
+        /** Keeps track of the existing MutationObservers so they can be reused. */
+        this._observedElements = new Map();
+    }
+    ngOnDestroy() {
+        this._observedElements.forEach((_, element) => this._cleanupObserver(element));
+    }
+    observe(elementOrRef) {
+        const element = coerceElement(elementOrRef);
+        return new Observable((observer) => {
+            const stream = this._observeElement(element);
+            const subscription = stream.subscribe(observer);
+            return () => {
+                subscription.unsubscribe();
+                this._unobserveElement(element);
+            };
+        });
+    }
+    /**
+     * Observes the given element by using the existing MutationObserver if available, or creating a
+     * new one if not.
+     */
+    _observeElement(element) {
+        if (!this._observedElements.has(element)) {
+            const stream = new Subject();
+            const observer = this._mutationObserverFactory.create(mutations => stream.next(mutations));
+            if (observer) {
+                observer.observe(element, {
+                    characterData: true,
+                    childList: true,
+                    subtree: true
+                });
+            }
+            this._observedElements.set(element, { observer, stream, count: 1 });
+        }
+        else {
+            this._observedElements.get(element).count++;
+        }
+        return this._observedElements.get(element).stream;
+    }
+    /**
+     * Un-observes the given element and cleans up the underlying MutationObserver if nobody else is
+     * observing this element.
+     */
+    _unobserveElement(element) {
+        if (this._observedElements.has(element)) {
+            this._observedElements.get(element).count--;
+            if (!this._observedElements.get(element).count) {
+                this._cleanupObserver(element);
+            }
+        }
+    }
+    /** Clean up the underlying MutationObserver for the specified element. */
+    _cleanupObserver(element) {
+        if (this._observedElements.has(element)) {
+            const { observer, stream } = this._observedElements.get(element);
+            if (observer) {
+                observer.disconnect();
+            }
+            stream.complete();
+            this._observedElements.delete(element);
+        }
+    }
+}
+ContentObserver.ɵfac = function ContentObserver_Factory(t) { return new (t || ContentObserver)(ɵngcc0.ɵɵinject(MutationObserverFactory)); };
+ContentObserver.ɵprov = i0.ɵɵdefineInjectable({ factory: function ContentObserver_Factory() { return new ContentObserver(i0.ɵɵinject(MutationObserverFactory)); }, token: ContentObserver, providedIn: "root" });
+ContentObserver.ctorParameters = () => [
+    { type: MutationObserverFactory }
+];
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(ContentObserver, [{
+        type: Injectable,
+        args: [{ providedIn: 'root' }]
+    }], function () { return [{ type: MutationObserverFactory }]; }, null); })();
+/**
+ * Directive that triggers a callback whenever the content of
+ * its associated element has changed.
+ */
+class CdkObserveContent {
+    constructor(_contentObserver, _elementRef, _ngZone) {
+        this._contentObserver = _contentObserver;
+        this._elementRef = _elementRef;
+        this._ngZone = _ngZone;
+        /** Event emitted for each change in the element's content. */
+        this.event = new EventEmitter();
+        this._disabled = false;
+        this._currentSubscription = null;
+    }
+    /**
+     * Whether observing content is disabled. This option can be used
+     * to disconnect the underlying MutationObserver until it is needed.
+     */
+    get disabled() { return this._disabled; }
+    set disabled(value) {
+        this._disabled = coerceBooleanProperty(value);
+        this._disabled ? this._unsubscribe() : this._subscribe();
+    }
+    /** Debounce interval for emitting the changes. */
+    get debounce() { return this._debounce; }
+    set debounce(value) {
+        this._debounce = coerceNumberProperty(value);
+        this._subscribe();
+    }
+    ngAfterContentInit() {
+        if (!this._currentSubscription && !this.disabled) {
+            this._subscribe();
+        }
+    }
+    ngOnDestroy() {
+        this._unsubscribe();
+    }
+    _subscribe() {
+        this._unsubscribe();
+        const stream = this._contentObserver.observe(this._elementRef);
+        // TODO(mmalerba): We shouldn't be emitting on this @Output() outside the zone.
+        // Consider brining it back inside the zone next time we're making breaking changes.
+        // Bringing it back inside can cause things like infinite change detection loops and changed
+        // after checked errors if people's code isn't handling it properly.
+        this._ngZone.runOutsideAngular(() => {
+            this._currentSubscription =
+                (this.debounce ? stream.pipe(debounceTime(this.debounce)) : stream).subscribe(this.event);
+        });
+    }
+    _unsubscribe() {
+        var _a;
+        (_a = this._currentSubscription) === null || _a === void 0 ? void 0 : _a.unsubscribe();
+    }
+}
+CdkObserveContent.ɵfac = function CdkObserveContent_Factory(t) { return new (t || CdkObserveContent)(ɵngcc0.ɵɵdirectiveInject(ContentObserver), ɵngcc0.ɵɵdirectiveInject(ɵngcc0.ElementRef), ɵngcc0.ɵɵdirectiveInject(ɵngcc0.NgZone)); };
+CdkObserveContent.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkObserveContent, selectors: [["", "cdkObserveContent", ""]], inputs: { disabled: ["cdkObserveContentDisabled", "disabled"], debounce: "debounce" }, outputs: { event: "cdkObserveContent" }, exportAs: ["cdkObserveContent"] });
+CdkObserveContent.ctorParameters = () => [
+    { type: ContentObserver },
+    { type: ElementRef },
+    { type: NgZone }
+];
+CdkObserveContent.propDecorators = {
+    event: [{ type: Output, args: ['cdkObserveContent',] }],
+    disabled: [{ type: Input, args: ['cdkObserveContentDisabled',] }],
+    debounce: [{ type: Input }]
+};
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkObserveContent, [{
+        type: Directive,
+        args: [{
+                selector: '[cdkObserveContent]',
+                exportAs: 'cdkObserveContent'
+            }]
+    }], function () { return [{ type: ContentObserver }, { type: ɵngcc0.ElementRef }, { type: ɵngcc0.NgZone }]; }, { event: [{
+            type: Output,
+            args: ['cdkObserveContent']
+        }], disabled: [{
+            type: Input,
+            args: ['cdkObserveContentDisabled']
+        }], debounce: [{
+            type: Input
+        }] }); })();
+class ObserversModule {
+}
+ObserversModule.ɵfac = function ObserversModule_Factory(t) { return new (t || ObserversModule)(); };
+ObserversModule.ɵmod = /*@__PURE__*/ ɵngcc0.ɵɵdefineNgModule({ type: ObserversModule });
+ObserversModule.ɵinj = /*@__PURE__*/ ɵngcc0.ɵɵdefineInjector({ providers: [MutationObserverFactory] });
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(ObserversModule, [{
+        type: NgModule,
+        args: [{
+                exports: [CdkObserveContent],
+                declarations: [CdkObserveContent],
+                providers: [MutationObserverFactory]
+            }]
+    }], null, null); })();
+(function () { (typeof ngJitMode === "undefined" || ngJitMode) && ɵngcc0.ɵɵsetNgModuleScope(ObserversModule, { declarations: [CdkObserveContent], exports: [CdkObserveContent] }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/**
+ * Generated bundle index. Do not edit.
+ */
+
+export { CdkObserveContent, ContentObserver, MutationObserverFactory, ObserversModule };
+
+//# sourceMappingURL=observers.js.map

node_modules/@angular/cdk/__ivy_ngcc__/fesm2015/platform.js

@@ -0,0 +1,373 @@
+import * as i0 from '@angular/core';
+import { Injectable, Inject, PLATFORM_ID, NgModule } from '@angular/core';
+import { isPlatformBrowser } from '@angular/common';
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+// Whether the current platform supports the V8 Break Iterator. The V8 check
+// is necessary to detect all Blink based browsers.
+import * as ɵngcc0 from '@angular/core';
+let hasV8BreakIterator;
+// We need a try/catch around the reference to `Intl`, because accessing it in some cases can
+// cause IE to throw. These cases are tied to particular versions of Windows and can happen if
+// the consumer is providing a polyfilled `Map`. See:
+// https://github.com/Microsoft/ChakraCore/issues/3189
+// https://github.com/angular/components/issues/15687
+try {
+    hasV8BreakIterator = (typeof Intl !== 'undefined' && Intl.v8BreakIterator);
+}
+catch (_a) {
+    hasV8BreakIterator = false;
+}
+/**
+ * Service to detect the current platform by comparing the userAgent strings and
+ * checking browser-specific global properties.
+ */
+class Platform {
+    constructor(_platformId) {
+        this._platformId = _platformId;
+        // We want to use the Angular platform check because if the Document is shimmed
+        // without the navigator, the following checks will fail. This is preferred because
+        // sometimes the Document may be shimmed without the user's knowledge or intention
+        /** Whether the Angular application is being rendered in the browser. */
+        this.isBrowser = this._platformId ?
+            isPlatformBrowser(this._platformId) : typeof document === 'object' && !!document;
+        /** Whether the current browser is Microsoft Edge. */
+        this.EDGE = this.isBrowser && /(edge)/i.test(navigator.userAgent);
+        /** Whether the current rendering engine is Microsoft Trident. */
+        this.TRIDENT = this.isBrowser && /(msie|trident)/i.test(navigator.userAgent);
+        // EdgeHTML and Trident mock Blink specific things and need to be excluded from this check.
+        /** Whether the current rendering engine is Blink. */
+        this.BLINK = this.isBrowser && (!!(window.chrome || hasV8BreakIterator) &&
+            typeof CSS !== 'undefined' && !this.EDGE && !this.TRIDENT);
+        // Webkit is part of the userAgent in EdgeHTML, Blink and Trident. Therefore we need to
+        // ensure that Webkit runs standalone and is not used as another engine's base.
+        /** Whether the current rendering engine is WebKit. */
+        this.WEBKIT = this.isBrowser &&
+            /AppleWebKit/i.test(navigator.userAgent) && !this.BLINK && !this.EDGE && !this.TRIDENT;
+        /** Whether the current platform is Apple iOS. */
+        this.IOS = this.isBrowser && /iPad|iPhone|iPod/.test(navigator.userAgent) &&
+            !('MSStream' in window);
+        // It's difficult to detect the plain Gecko engine, because most of the browsers identify
+        // them self as Gecko-like browsers and modify the userAgent's according to that.
+        // Since we only cover one explicit Firefox case, we can simply check for Firefox
+        // instead of having an unstable check for Gecko.
+        /** Whether the current browser is Firefox. */
+        this.FIREFOX = this.isBrowser && /(firefox|minefield)/i.test(navigator.userAgent);
+        /** Whether the current platform is Android. */
+        // Trident on mobile adds the android platform to the userAgent to trick detections.
+        this.ANDROID = this.isBrowser && /android/i.test(navigator.userAgent) && !this.TRIDENT;
+        // Safari browsers will include the Safari keyword in their userAgent. Some browsers may fake
+        // this and just place the Safari keyword in the userAgent. To be more safe about Safari every
+        // Safari browser should also use Webkit as its layout engine.
+        /** Whether the current browser is Safari. */
+        this.SAFARI = this.isBrowser && /safari/i.test(navigator.userAgent) && this.WEBKIT;
+    }
+}
+Platform.ɵfac = function Platform_Factory(t) { return new (t || Platform)(ɵngcc0.ɵɵinject(PLATFORM_ID)); };
+Platform.ɵprov = i0.ɵɵdefineInjectable({ factory: function Platform_Factory() { return new Platform(i0.ɵɵinject(i0.PLATFORM_ID)); }, token: Platform, providedIn: "root" });
+Platform.ctorParameters = () => [
+    { type: Object, decorators: [{ type: Inject, args: [PLATFORM_ID,] }] }
+];
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(Platform, [{
+        type: Injectable,
+        args: [{ providedIn: 'root' }]
+    }], function () { return [{ type: Object, decorators: [{
+                type: Inject,
+                args: [PLATFORM_ID]
+            }] }]; }, null); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+class PlatformModule {
+}
+PlatformModule.ɵfac = function PlatformModule_Factory(t) { return new (t || PlatformModule)(); };
+PlatformModule.ɵmod = /*@__PURE__*/ ɵngcc0.ɵɵdefineNgModule({ type: PlatformModule });
+PlatformModule.ɵinj = /*@__PURE__*/ ɵngcc0.ɵɵdefineInjector({});
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(PlatformModule, [{
+        type: NgModule,
+        args: [{}]
+    }], null, null); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Cached result Set of input types support by the current browser. */
+let supportedInputTypes;
+/** Types of `<input>` that *might* be supported. */
+const candidateInputTypes = [
+    // `color` must come first. Chrome 56 shows a warning if we change the type to `color` after
+    // first changing it to something else:
+    // The specified value "" does not conform to the required format.
+    // The format is "#rrggbb" where rr, gg, bb are two-digit hexadecimal numbers.
+    'color',
+    'button',
+    'checkbox',
+    'date',
+    'datetime-local',
+    'email',
+    'file',
+    'hidden',
+    'image',
+    'month',
+    'number',
+    'password',
+    'radio',
+    'range',
+    'reset',
+    'search',
+    'submit',
+    'tel',
+    'text',
+    'time',
+    'url',
+    'week',
+];
+/** @returns The input types supported by this browser. */
+function getSupportedInputTypes() {
+    // Result is cached.
+    if (supportedInputTypes) {
+        return supportedInputTypes;
+    }
+    // We can't check if an input type is not supported until we're on the browser, so say that
+    // everything is supported when not on the browser. We don't use `Platform` here since it's
+    // just a helper function and can't inject it.
+    if (typeof document !== 'object' || !document) {
+        supportedInputTypes = new Set(candidateInputTypes);
+        return supportedInputTypes;
+    }
+    let featureTestInput = document.createElement('input');
+    supportedInputTypes = new Set(candidateInputTypes.filter(value => {
+        featureTestInput.setAttribute('type', value);
+        return featureTestInput.type === value;
+    }));
+    return supportedInputTypes;
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Cached result of whether the user's browser supports passive event listeners. */
+let supportsPassiveEvents;
+/**
+ * Checks whether the user's browser supports passive event listeners.
+ * See: https://github.com/WICG/EventListenerOptions/blob/gh-pages/explainer.md
+ */
+function supportsPassiveEventListeners() {
+    if (supportsPassiveEvents == null && typeof window !== 'undefined') {
+        try {
+            window.addEventListener('test', null, Object.defineProperty({}, 'passive', {
+                get: () => supportsPassiveEvents = true
+            }));
+        }
+        finally {
+            supportsPassiveEvents = supportsPassiveEvents || false;
+        }
+    }
+    return supportsPassiveEvents;
+}
+/**
+ * Normalizes an `AddEventListener` object to something that can be passed
+ * to `addEventListener` on any browser, no matter whether it supports the
+ * `options` parameter.
+ * @param options Object to be normalized.
+ */
+function normalizePassiveListenerOptions(options) {
+    return supportsPassiveEventListeners() ? options : !!options.capture;
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Cached result of the way the browser handles the horizontal scroll axis in RTL mode. */
+let rtlScrollAxisType;
+/** Cached result of the check that indicates whether the browser supports scroll behaviors. */
+let scrollBehaviorSupported;
+/** Check whether the browser supports scroll behaviors. */
+function supportsScrollBehavior() {
+    if (scrollBehaviorSupported == null) {
+        // If we're not in the browser, it can't be supported. Also check for `Element`, because
+        // some projects stub out the global `document` during SSR which can throw us off.
+        if (typeof document !== 'object' || !document || typeof Element !== 'function' || !Element) {
+            scrollBehaviorSupported = false;
+            return scrollBehaviorSupported;
+        }
+        // If the element can have a `scrollBehavior` style, we can be sure that it's supported.
+        if ('scrollBehavior' in document.documentElement.style) {
+            scrollBehaviorSupported = true;
+        }
+        else {
+            // At this point we have 3 possibilities: `scrollTo` isn't supported at all, it's
+            // supported but it doesn't handle scroll behavior, or it has been polyfilled.
+            const scrollToFunction = Element.prototype.scrollTo;
+            if (scrollToFunction) {
+                // We can detect if the function has been polyfilled by calling `toString` on it. Native
+                // functions are obfuscated using `[native code]`, whereas if it was overwritten we'd get
+                // the actual function source. Via https://davidwalsh.name/detect-native-function. Consider
+                // polyfilled functions as supporting scroll behavior.
+                scrollBehaviorSupported = !/\{\s*\[native code\]\s*\}/.test(scrollToFunction.toString());
+            }
+            else {
+                scrollBehaviorSupported = false;
+            }
+        }
+    }
+    return scrollBehaviorSupported;
+}
+/**
+ * Checks the type of RTL scroll axis used by this browser. As of time of writing, Chrome is NORMAL,
+ * Firefox & Safari are NEGATED, and IE & Edge are INVERTED.
+ */
+function getRtlScrollAxisType() {
+    // We can't check unless we're on the browser. Just assume 'normal' if we're not.
+    if (typeof document !== 'object' || !document) {
+        return 0 /* NORMAL */;
+    }
+    if (rtlScrollAxisType == null) {
+        // Create a 1px wide scrolling container and a 2px wide content element.
+        const scrollContainer = document.createElement('div');
+        const containerStyle = scrollContainer.style;
+        scrollContainer.dir = 'rtl';
+        containerStyle.width = '1px';
+        containerStyle.overflow = 'auto';
+        containerStyle.visibility = 'hidden';
+        containerStyle.pointerEvents = 'none';
+        containerStyle.position = 'absolute';
+        const content = document.createElement('div');
+        const contentStyle = content.style;
+        contentStyle.width = '2px';
+        contentStyle.height = '1px';
+        scrollContainer.appendChild(content);
+        document.body.appendChild(scrollContainer);
+        rtlScrollAxisType = 0 /* NORMAL */;
+        // The viewport starts scrolled all the way to the right in RTL mode. If we are in a NORMAL
+        // browser this would mean that the scrollLeft should be 1. If it's zero instead we know we're
+        // dealing with one of the other two types of browsers.
+        if (scrollContainer.scrollLeft === 0) {
+            // In a NEGATED browser the scrollLeft is always somewhere in [-maxScrollAmount, 0]. For an
+            // INVERTED browser it is always somewhere in [0, maxScrollAmount]. We can determine which by
+            // setting to the scrollLeft to 1. This is past the max for a NEGATED browser, so it will
+            // return 0 when we read it again.
+            scrollContainer.scrollLeft = 1;
+            rtlScrollAxisType =
+                scrollContainer.scrollLeft === 0 ? 1 /* NEGATED */ : 2 /* INVERTED */;
+        }
+        scrollContainer.parentNode.removeChild(scrollContainer);
+    }
+    return rtlScrollAxisType;
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+let shadowDomIsSupported;
+/** Checks whether the user's browser support Shadow DOM. */
+function _supportsShadowDom() {
+    if (shadowDomIsSupported == null) {
+        const head = typeof document !== 'undefined' ? document.head : null;
+        shadowDomIsSupported = !!(head && (head.createShadowRoot || head.attachShadow));
+    }
+    return shadowDomIsSupported;
+}
+/** Gets the shadow root of an element, if supported and the element is inside the Shadow DOM. */
+function _getShadowRoot(element) {
+    if (_supportsShadowDom()) {
+        const rootNode = element.getRootNode ? element.getRootNode() : null;
+        // Note that this should be caught by `_supportsShadowDom`, but some
+        // teams have been able to hit this code path on unsupported browsers.
+        if (typeof ShadowRoot !== 'undefined' && ShadowRoot && rootNode instanceof ShadowRoot) {
+            return rootNode;
+        }
+    }
+    return null;
+}
+/**
+ * Gets the currently-focused element on the page while
+ * also piercing through Shadow DOM boundaries.
+ */
+function _getFocusedElementPierceShadowDom() {
+    let activeElement = typeof document !== 'undefined' && document ?
+        document.activeElement : null;
+    while (activeElement && activeElement.shadowRoot) {
+        const newActiveElement = activeElement.shadowRoot.activeElement;
+        if (newActiveElement === activeElement) {
+            break;
+        }
+        else {
+            activeElement = newActiveElement;
+        }
+    }
+    return activeElement;
+}
+/** Gets the target of an event while accounting for Shadow DOM. */
+function _getEventTarget(event) {
+    // If an event is bound outside the Shadow DOM, the `event.target` will
+    // point to the shadow root so we have to use `composedPath` instead.
+    return (event.composedPath ? event.composedPath()[0] : event.target);
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Gets whether the code is currently running in a test environment. */
+function _isTestEnvironment() {
+    // We can't use `declare const` because it causes conflicts inside Google with the real typings
+    // for these symbols and we can't read them off the global object, because they don't appear to
+    // be attached there for some runners like Jest.
+    // (see: https://github.com/angular/components/issues/23365#issuecomment-938146643)
+    return (
+    // @ts-ignore
+    (typeof __karma__ !== 'undefined' && !!__karma__) ||
+        // @ts-ignore
+        (typeof jasmine !== 'undefined' && !!jasmine) ||
+        // @ts-ignore
+        (typeof jest !== 'undefined' && !!jest) ||
+        // @ts-ignore
+        (typeof Mocha !== 'undefined' && !!Mocha));
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/**
+ * Generated bundle index. Do not edit.
+ */
+
+export { Platform, PlatformModule, _getEventTarget, _getFocusedElementPierceShadowDom, _getShadowRoot, _isTestEnvironment, _supportsShadowDom, getRtlScrollAxisType, getSupportedInputTypes, normalizePassiveListenerOptions, supportsPassiveEventListeners, supportsScrollBehavior };
+
+//# sourceMappingURL=platform.js.map

node_modules/@angular/cdk/__ivy_ngcc__/fesm2015/portal.js

@@ -0,0 +1,656 @@
+import { ElementRef, Directive, TemplateRef, ViewContainerRef, EventEmitter, ComponentFactoryResolver, Inject, Output, NgModule } from '@angular/core';
+import { DOCUMENT } from '@angular/common';
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * Throws an exception when attempting to attach a null portal to a host.
+ * @docs-private
+ */
+import * as ɵngcc0 from '@angular/core';
+function throwNullPortalError() {
+    throw Error('Must provide a portal to attach');
+}
+/**
+ * Throws an exception when attempting to attach a portal to a host that is already attached.
+ * @docs-private
+ */
+function throwPortalAlreadyAttachedError() {
+    throw Error('Host already has a portal attached');
+}
+/**
+ * Throws an exception when attempting to attach a portal to an already-disposed host.
+ * @docs-private
+ */
+function throwPortalOutletAlreadyDisposedError() {
+    throw Error('This PortalOutlet has already been disposed');
+}
+/**
+ * Throws an exception when attempting to attach an unknown portal type.
+ * @docs-private
+ */
+function throwUnknownPortalTypeError() {
+    throw Error('Attempting to attach an unknown Portal type. BasePortalOutlet accepts either ' +
+        'a ComponentPortal or a TemplatePortal.');
+}
+/**
+ * Throws an exception when attempting to attach a portal to a null host.
+ * @docs-private
+ */
+function throwNullPortalOutletError() {
+    throw Error('Attempting to attach a portal to a null PortalOutlet');
+}
+/**
+ * Throws an exception when attempting to detach a portal that is not attached.
+ * @docs-private
+ */
+function throwNoPortalAttachedError() {
+    throw Error('Attempting to detach a portal that is not attached to a host');
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * A `Portal` is something that you want to render somewhere else.
+ * It can be attach to / detached from a `PortalOutlet`.
+ */
+class Portal {
+    /** Attach this portal to a host. */
+    attach(host) {
+        if (typeof ngDevMode === 'undefined' || ngDevMode) {
+            if (host == null) {
+                throwNullPortalOutletError();
+            }
+            if (host.hasAttached()) {
+                throwPortalAlreadyAttachedError();
+            }
+        }
+        this._attachedHost = host;
+        return host.attach(this);
+    }
+    /** Detach this portal from its host */
+    detach() {
+        let host = this._attachedHost;
+        if (host != null) {
+            this._attachedHost = null;
+            host.detach();
+        }
+        else if (typeof ngDevMode === 'undefined' || ngDevMode) {
+            throwNoPortalAttachedError();
+        }
+    }
+    /** Whether this portal is attached to a host. */
+    get isAttached() {
+        return this._attachedHost != null;
+    }
+    /**
+     * Sets the PortalOutlet reference without performing `attach()`. This is used directly by
+     * the PortalOutlet when it is performing an `attach()` or `detach()`.
+     */
+    setAttachedHost(host) {
+        this._attachedHost = host;
+    }
+}
+/**
+ * A `ComponentPortal` is a portal that instantiates some Component upon attachment.
+ */
+class ComponentPortal extends Portal {
+    constructor(component, viewContainerRef, injector, componentFactoryResolver) {
+        super();
+        this.component = component;
+        this.viewContainerRef = viewContainerRef;
+        this.injector = injector;
+        this.componentFactoryResolver = componentFactoryResolver;
+    }
+}
+/**
+ * A `TemplatePortal` is a portal that represents some embedded template (TemplateRef).
+ */
+class TemplatePortal extends Portal {
+    constructor(template, viewContainerRef, context) {
+        super();
+        this.templateRef = template;
+        this.viewContainerRef = viewContainerRef;
+        this.context = context;
+    }
+    get origin() {
+        return this.templateRef.elementRef;
+    }
+    /**
+     * Attach the portal to the provided `PortalOutlet`.
+     * When a context is provided it will override the `context` property of the `TemplatePortal`
+     * instance.
+     */
+    attach(host, context = this.context) {
+        this.context = context;
+        return super.attach(host);
+    }
+    detach() {
+        this.context = undefined;
+        return super.detach();
+    }
+}
+/**
+ * A `DomPortal` is a portal whose DOM element will be taken from its current position
+ * in the DOM and moved into a portal outlet, when it is attached. On detach, the content
+ * will be restored to its original position.
+ */
+class DomPortal extends Portal {
+    constructor(element) {
+        super();
+        this.element = element instanceof ElementRef ? element.nativeElement : element;
+    }
+}
+/**
+ * Partial implementation of PortalOutlet that handles attaching
+ * ComponentPortal and TemplatePortal.
+ */
+class BasePortalOutlet {
+    constructor() {
+        /** Whether this host has already been permanently disposed. */
+        this._isDisposed = false;
+        // @breaking-change 10.0.0 `attachDomPortal` to become a required abstract method.
+        this.attachDomPortal = null;
+    }
+    /** Whether this host has an attached portal. */
+    hasAttached() {
+        return !!this._attachedPortal;
+    }
+    /** Attaches a portal. */
+    attach(portal) {
+        if (typeof ngDevMode === 'undefined' || ngDevMode) {
+            if (!portal) {
+                throwNullPortalError();
+            }
+            if (this.hasAttached()) {
+                throwPortalAlreadyAttachedError();
+            }
+            if (this._isDisposed) {
+                throwPortalOutletAlreadyDisposedError();
+            }
+        }
+        if (portal instanceof ComponentPortal) {
+            this._attachedPortal = portal;
+            return this.attachComponentPortal(portal);
+        }
+        else if (portal instanceof TemplatePortal) {
+            this._attachedPortal = portal;
+            return this.attachTemplatePortal(portal);
+            // @breaking-change 10.0.0 remove null check for `this.attachDomPortal`.
+        }
+        else if (this.attachDomPortal && portal instanceof DomPortal) {
+            this._attachedPortal = portal;
+            return this.attachDomPortal(portal);
+        }
+        if (typeof ngDevMode === 'undefined' || ngDevMode) {
+            throwUnknownPortalTypeError();
+        }
+    }
+    /** Detaches a previously attached portal. */
+    detach() {
+        if (this._attachedPortal) {
+            this._attachedPortal.setAttachedHost(null);
+            this._attachedPortal = null;
+        }
+        this._invokeDisposeFn();
+    }
+    /** Permanently dispose of this portal host. */
+    dispose() {
+        if (this.hasAttached()) {
+            this.detach();
+        }
+        this._invokeDisposeFn();
+        this._isDisposed = true;
+    }
+    /** @docs-private */
+    setDisposeFn(fn) {
+        this._disposeFn = fn;
+    }
+    _invokeDisposeFn() {
+        if (this._disposeFn) {
+            this._disposeFn();
+            this._disposeFn = null;
+        }
+    }
+}
+/**
+ * @deprecated Use `BasePortalOutlet` instead.
+ * @breaking-change 9.0.0
+ */
+class BasePortalHost extends BasePortalOutlet {
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * A PortalOutlet for attaching portals to an arbitrary DOM element outside of the Angular
+ * application context.
+ */
+class DomPortalOutlet extends BasePortalOutlet {
+    constructor(
+    /** Element into which the content is projected. */
+    outletElement, _componentFactoryResolver, _appRef, _defaultInjector, 
+    /**
+     * @deprecated `_document` Parameter to be made required.
+     * @breaking-change 10.0.0
+     */
+    _document) {
+        super();
+        this.outletElement = outletElement;
+        this._componentFactoryResolver = _componentFactoryResolver;
+        this._appRef = _appRef;
+        this._defaultInjector = _defaultInjector;
+        /**
+         * Attaches a DOM portal by transferring its content into the outlet.
+         * @param portal Portal to be attached.
+         * @deprecated To be turned into a method.
+         * @breaking-change 10.0.0
+         */
+        this.attachDomPortal = (portal) => {
+            // @breaking-change 10.0.0 Remove check and error once the
+            // `_document` constructor parameter is required.
+            if (!this._document && (typeof ngDevMode === 'undefined' || ngDevMode)) {
+                throw Error('Cannot attach DOM portal without _document constructor parameter');
+            }
+            const element = portal.element;
+            if (!element.parentNode && (typeof ngDevMode === 'undefined' || ngDevMode)) {
+                throw Error('DOM portal content must be attached to a parent node.');
+            }
+            // Anchor used to save the element's previous position so
+            // that we can restore it when the portal is detached.
+            const anchorNode = this._document.createComment('dom-portal');
+            element.parentNode.insertBefore(anchorNode, element);
+            this.outletElement.appendChild(element);
+            this._attachedPortal = portal;
+            super.setDisposeFn(() => {
+                // We can't use `replaceWith` here because IE doesn't support it.
+                if (anchorNode.parentNode) {
+                    anchorNode.parentNode.replaceChild(element, anchorNode);
+                }
+            });
+        };
+        this._document = _document;
+    }
+    /**
+     * Attach the given ComponentPortal to DOM element using the ComponentFactoryResolver.
+     * @param portal Portal to be attached
+     * @returns Reference to the created component.
+     */
+    attachComponentPortal(portal) {
+        const resolver = portal.componentFactoryResolver || this._componentFactoryResolver;
+        const componentFactory = resolver.resolveComponentFactory(portal.component);
+        let componentRef;
+        // If the portal specifies a ViewContainerRef, we will use that as the attachment point
+        // for the component (in terms of Angular's component tree, not rendering).
+        // When the ViewContainerRef is missing, we use the factory to create the component directly
+        // and then manually attach the view to the application.
+        if (portal.viewContainerRef) {
+            componentRef = portal.viewContainerRef.createComponent(componentFactory, portal.viewContainerRef.length, portal.injector || portal.viewContainerRef.injector);
+            this.setDisposeFn(() => componentRef.destroy());
+        }
+        else {
+            componentRef = componentFactory.create(portal.injector || this._defaultInjector);
+            this._appRef.attachView(componentRef.hostView);
+            this.setDisposeFn(() => {
+                this._appRef.detachView(componentRef.hostView);
+                componentRef.destroy();
+            });
+        }
+        // At this point the component has been instantiated, so we move it to the location in the DOM
+        // where we want it to be rendered.
+        this.outletElement.appendChild(this._getComponentRootNode(componentRef));
+        this._attachedPortal = portal;
+        return componentRef;
+    }
+    /**
+     * Attaches a template portal to the DOM as an embedded view.
+     * @param portal Portal to be attached.
+     * @returns Reference to the created embedded view.
+     */
+    attachTemplatePortal(portal) {
+        let viewContainer = portal.viewContainerRef;
+        let viewRef = viewContainer.createEmbeddedView(portal.templateRef, portal.context);
+        // The method `createEmbeddedView` will add the view as a child of the viewContainer.
+        // But for the DomPortalOutlet the view can be added everywhere in the DOM
+        // (e.g Overlay Container) To move the view to the specified host element. We just
+        // re-append the existing root nodes.
+        viewRef.rootNodes.forEach(rootNode => this.outletElement.appendChild(rootNode));
+        // Note that we want to detect changes after the nodes have been moved so that
+        // any directives inside the portal that are looking at the DOM inside a lifecycle
+        // hook won't be invoked too early.
+        viewRef.detectChanges();
+        this.setDisposeFn((() => {
+            let index = viewContainer.indexOf(viewRef);
+            if (index !== -1) {
+                viewContainer.remove(index);
+            }
+        }));
+        this._attachedPortal = portal;
+        // TODO(jelbourn): Return locals from view.
+        return viewRef;
+    }
+    /**
+     * Clears out a portal from the DOM.
+     */
+    dispose() {
+        super.dispose();
+        if (this.outletElement.parentNode != null) {
+            this.outletElement.parentNode.removeChild(this.outletElement);
+        }
+    }
+    /** Gets the root HTMLElement for an instantiated component. */
+    _getComponentRootNode(componentRef) {
+        return componentRef.hostView.rootNodes[0];
+    }
+}
+/**
+ * @deprecated Use `DomPortalOutlet` instead.
+ * @breaking-change 9.0.0
+ */
+class DomPortalHost extends DomPortalOutlet {
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * Directive version of a `TemplatePortal`. Because the directive *is* a TemplatePortal,
+ * the directive instance itself can be attached to a host, enabling declarative use of portals.
+ */
+class CdkPortal extends TemplatePortal {
+    constructor(templateRef, viewContainerRef) {
+        super(templateRef, viewContainerRef);
+    }
+}
+CdkPortal.ɵfac = function CdkPortal_Factory(t) { return new (t || CdkPortal)(ɵngcc0.ɵɵdirectiveInject(ɵngcc0.TemplateRef), ɵngcc0.ɵɵdirectiveInject(ɵngcc0.ViewContainerRef)); };
+CdkPortal.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkPortal, selectors: [["", "cdkPortal", ""]], exportAs: ["cdkPortal"], features: [ɵngcc0.ɵɵInheritDefinitionFeature] });
+CdkPortal.ctorParameters = () => [
+    { type: TemplateRef },
+    { type: ViewContainerRef }
+];
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkPortal, [{
+        type: Directive,
+        args: [{
+                selector: '[cdkPortal]',
+                exportAs: 'cdkPortal'
+            }]
+    }], function () { return [{ type: ɵngcc0.TemplateRef }, { type: ɵngcc0.ViewContainerRef }]; }, null); })();
+/**
+ * @deprecated Use `CdkPortal` instead.
+ * @breaking-change 9.0.0
+ */
+class TemplatePortalDirective extends CdkPortal {
+}
+TemplatePortalDirective.ɵfac = /*@__PURE__*/ function () { let ɵTemplatePortalDirective_BaseFactory; return function TemplatePortalDirective_Factory(t) { return (ɵTemplatePortalDirective_BaseFactory || (ɵTemplatePortalDirective_BaseFactory = ɵngcc0.ɵɵgetInheritedFactory(TemplatePortalDirective)))(t || TemplatePortalDirective); }; }();
+TemplatePortalDirective.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: TemplatePortalDirective, selectors: [["", "cdk-portal", ""], ["", "portal", ""]], exportAs: ["cdkPortal"], features: [ɵngcc0.ɵɵProvidersFeature([{
+                provide: CdkPortal,
+                useExisting: TemplatePortalDirective
+            }]), ɵngcc0.ɵɵInheritDefinitionFeature] });
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(TemplatePortalDirective, [{
+        type: Directive,
+        args: [{
+                selector: '[cdk-portal], [portal]',
+                exportAs: 'cdkPortal',
+                providers: [{
+                        provide: CdkPortal,
+                        useExisting: TemplatePortalDirective
+                    }]
+            }]
+    }], null, null); })();
+/**
+ * Directive version of a PortalOutlet. Because the directive *is* a PortalOutlet, portals can be
+ * directly attached to it, enabling declarative use.
+ *
+ * Usage:
+ * `<ng-template [cdkPortalOutlet]="greeting"></ng-template>`
+ */
+class CdkPortalOutlet extends BasePortalOutlet {
+    constructor(_componentFactoryResolver, _viewContainerRef, 
+    /**
+     * @deprecated `_document` parameter to be made required.
+     * @breaking-change 9.0.0
+     */
+    _document) {
+        super();
+        this._componentFactoryResolver = _componentFactoryResolver;
+        this._viewContainerRef = _viewContainerRef;
+        /** Whether the portal component is initialized. */
+        this._isInitialized = false;
+        /** Emits when a portal is attached to the outlet. */
+        this.attached = new EventEmitter();
+        /**
+         * Attaches the given DomPortal to this PortalHost by moving all of the portal content into it.
+         * @param portal Portal to be attached.
+         * @deprecated To be turned into a method.
+         * @breaking-change 10.0.0
+         */
+        this.attachDomPortal = (portal) => {
+            // @breaking-change 9.0.0 Remove check and error once the
+            // `_document` constructor parameter is required.
+            if (!this._document && (typeof ngDevMode === 'undefined' || ngDevMode)) {
+                throw Error('Cannot attach DOM portal without _document constructor parameter');
+            }
+            const element = portal.element;
+            if (!element.parentNode && (typeof ngDevMode === 'undefined' || ngDevMode)) {
+                throw Error('DOM portal content must be attached to a parent node.');
+            }
+            // Anchor used to save the element's previous position so
+            // that we can restore it when the portal is detached.
+            const anchorNode = this._document.createComment('dom-portal');
+            portal.setAttachedHost(this);
+            element.parentNode.insertBefore(anchorNode, element);
+            this._getRootNode().appendChild(element);
+            this._attachedPortal = portal;
+            super.setDisposeFn(() => {
+                if (anchorNode.parentNode) {
+                    anchorNode.parentNode.replaceChild(element, anchorNode);
+                }
+            });
+        };
+        this._document = _document;
+    }
+    /** Portal associated with the Portal outlet. */
+    get portal() {
+        return this._attachedPortal;
+    }
+    set portal(portal) {
+        // Ignore the cases where the `portal` is set to a falsy value before the lifecycle hooks have
+        // run. This handles the cases where the user might do something like `<div cdkPortalOutlet>`
+        // and attach a portal programmatically in the parent component. When Angular does the first CD
+        // round, it will fire the setter with empty string, causing the user's content to be cleared.
+        if (this.hasAttached() && !portal && !this._isInitialized) {
+            return;
+        }
+        if (this.hasAttached()) {
+            super.detach();
+        }
+        if (portal) {
+            super.attach(portal);
+        }
+        this._attachedPortal = portal;
+    }
+    /** Component or view reference that is attached to the portal. */
+    get attachedRef() {
+        return this._attachedRef;
+    }
+    ngOnInit() {
+        this._isInitialized = true;
+    }
+    ngOnDestroy() {
+        super.dispose();
+        this._attachedPortal = null;
+        this._attachedRef = null;
+    }
+    /**
+     * Attach the given ComponentPortal to this PortalOutlet using the ComponentFactoryResolver.
+     *
+     * @param portal Portal to be attached to the portal outlet.
+     * @returns Reference to the created component.
+     */
+    attachComponentPortal(portal) {
+        portal.setAttachedHost(this);
+        // If the portal specifies an origin, use that as the logical location of the component
+        // in the application tree. Otherwise use the location of this PortalOutlet.
+        const viewContainerRef = portal.viewContainerRef != null ?
+            portal.viewContainerRef :
+            this._viewContainerRef;
+        const resolver = portal.componentFactoryResolver || this._componentFactoryResolver;
+        const componentFactory = resolver.resolveComponentFactory(portal.component);
+        const ref = viewContainerRef.createComponent(componentFactory, viewContainerRef.length, portal.injector || viewContainerRef.injector);
+        // If we're using a view container that's different from the injected one (e.g. when the portal
+        // specifies its own) we need to move the component into the outlet, otherwise it'll be rendered
+        // inside of the alternate view container.
+        if (viewContainerRef !== this._viewContainerRef) {
+            this._getRootNode().appendChild(ref.hostView.rootNodes[0]);
+        }
+        super.setDisposeFn(() => ref.destroy());
+        this._attachedPortal = portal;
+        this._attachedRef = ref;
+        this.attached.emit(ref);
+        return ref;
+    }
+    /**
+     * Attach the given TemplatePortal to this PortalHost as an embedded View.
+     * @param portal Portal to be attached.
+     * @returns Reference to the created embedded view.
+     */
+    attachTemplatePortal(portal) {
+        portal.setAttachedHost(this);
+        const viewRef = this._viewContainerRef.createEmbeddedView(portal.templateRef, portal.context);
+        super.setDisposeFn(() => this._viewContainerRef.clear());
+        this._attachedPortal = portal;
+        this._attachedRef = viewRef;
+        this.attached.emit(viewRef);
+        return viewRef;
+    }
+    /** Gets the root node of the portal outlet. */
+    _getRootNode() {
+        const nativeElement = this._viewContainerRef.element.nativeElement;
+        // The directive could be set on a template which will result in a comment
+        // node being the root. Use the comment's parent node if that is the case.
+        return (nativeElement.nodeType === nativeElement.ELEMENT_NODE ?
+            nativeElement : nativeElement.parentNode);
+    }
+}
+CdkPortalOutlet.ɵfac = function CdkPortalOutlet_Factory(t) { return new (t || CdkPortalOutlet)(ɵngcc0.ɵɵdirectiveInject(ɵngcc0.ComponentFactoryResolver), ɵngcc0.ɵɵdirectiveInject(ɵngcc0.ViewContainerRef), ɵngcc0.ɵɵdirectiveInject(DOCUMENT)); };
+CdkPortalOutlet.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkPortalOutlet, selectors: [["", "cdkPortalOutlet", ""]], inputs: { portal: ["cdkPortalOutlet", "portal"] }, outputs: { attached: "attached" }, exportAs: ["cdkPortalOutlet"], features: [ɵngcc0.ɵɵInheritDefinitionFeature] });
+CdkPortalOutlet.ctorParameters = () => [
+    { type: ComponentFactoryResolver },
+    { type: ViewContainerRef },
+    { type: undefined, decorators: [{ type: Inject, args: [DOCUMENT,] }] }
+];
+CdkPortalOutlet.propDecorators = {
+    attached: [{ type: Output }]
+};
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkPortalOutlet, [{
+        type: Directive,
+        args: [{
+                selector: '[cdkPortalOutlet]',
+                exportAs: 'cdkPortalOutlet',
+                inputs: ['portal: cdkPortalOutlet']
+            }]
+    }], function () { return [{ type: ɵngcc0.ComponentFactoryResolver }, { type: ɵngcc0.ViewContainerRef }, { type: undefined, decorators: [{
+                type: Inject,
+                args: [DOCUMENT]
+            }] }]; }, { attached: [{
+            type: Output
+        }] }); })();
+/**
+ * @deprecated Use `CdkPortalOutlet` instead.
+ * @breaking-change 9.0.0
+ */
+class PortalHostDirective extends CdkPortalOutlet {
+}
+PortalHostDirective.ɵfac = /*@__PURE__*/ function () { let ɵPortalHostDirective_BaseFactory; return function PortalHostDirective_Factory(t) { return (ɵPortalHostDirective_BaseFactory || (ɵPortalHostDirective_BaseFactory = ɵngcc0.ɵɵgetInheritedFactory(PortalHostDirective)))(t || PortalHostDirective); }; }();
+PortalHostDirective.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: PortalHostDirective, selectors: [["", "cdkPortalHost", ""], ["", "portalHost", ""]], inputs: { portal: ["cdkPortalHost", "portal"] }, exportAs: ["cdkPortalHost"], features: [ɵngcc0.ɵɵProvidersFeature([{
+                provide: CdkPortalOutlet,
+                useExisting: PortalHostDirective
+            }]), ɵngcc0.ɵɵInheritDefinitionFeature] });
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(PortalHostDirective, [{
+        type: Directive,
+        args: [{
+                selector: '[cdkPortalHost], [portalHost]',
+                exportAs: 'cdkPortalHost',
+                inputs: ['portal: cdkPortalHost'],
+                providers: [{
+                        provide: CdkPortalOutlet,
+                        useExisting: PortalHostDirective
+                    }]
+            }]
+    }], null, null); })();
+class PortalModule {
+}
+PortalModule.ɵfac = function PortalModule_Factory(t) { return new (t || PortalModule)(); };
+PortalModule.ɵmod = /*@__PURE__*/ ɵngcc0.ɵɵdefineNgModule({ type: PortalModule });
+PortalModule.ɵinj = /*@__PURE__*/ ɵngcc0.ɵɵdefineInjector({});
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(PortalModule, [{
+        type: NgModule,
+        args: [{
+                exports: [CdkPortal, CdkPortalOutlet, TemplatePortalDirective, PortalHostDirective],
+                declarations: [CdkPortal, CdkPortalOutlet, TemplatePortalDirective, PortalHostDirective]
+            }]
+    }], null, null); })();
+(function () { (typeof ngJitMode === "undefined" || ngJitMode) && ɵngcc0.ɵɵsetNgModuleScope(PortalModule, { declarations: [CdkPortal, CdkPortalOutlet, TemplatePortalDirective, PortalHostDirective], exports: [CdkPortal, CdkPortalOutlet, TemplatePortalDirective, PortalHostDirective] }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * Custom injector to be used when providing custom
+ * injection tokens to components inside a portal.
+ * @docs-private
+ * @deprecated Use `Injector.create` instead.
+ * @breaking-change 11.0.0
+ */
+class PortalInjector {
+    constructor(_parentInjector, _customTokens) {
+        this._parentInjector = _parentInjector;
+        this._customTokens = _customTokens;
+    }
+    get(token, notFoundValue) {
+        const value = this._customTokens.get(token);
+        if (typeof value !== 'undefined') {
+            return value;
+        }
+        return this._parentInjector.get(token, notFoundValue);
+    }
+}
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/**
+ * Generated bundle index. Do not edit.
+ */
+
+export { BasePortalHost, BasePortalOutlet, CdkPortal, CdkPortalOutlet, ComponentPortal, DomPortal, DomPortalHost, DomPortalOutlet, Portal, PortalHostDirective, PortalInjector, PortalModule, TemplatePortal, TemplatePortalDirective };
+
+//# sourceMappingURL=portal.js.map

node_modules/@angular/cdk/__ivy_ngcc__/fesm2015/stepper.js

@@ -0,0 +1,732 @@
+import { FocusKeyManager } from '@angular/cdk/a11y';
+import { Directionality, BidiModule } from '@angular/cdk/bidi';
+import { coerceBooleanProperty, coerceNumberProperty } from '@angular/cdk/coercion';
+import { hasModifierKey, SPACE, ENTER } from '@angular/cdk/keycodes';
+import { DOCUMENT } from '@angular/common';
+import { Directive, ElementRef, TemplateRef, InjectionToken, EventEmitter, Component, ViewEncapsulation, ChangeDetectionStrategy, Inject, forwardRef, Optional, ContentChild, ViewChild, Input, Output, QueryList, ChangeDetectorRef, ContentChildren, HostListener, NgModule } from '@angular/core';
+import { _getFocusedElementPierceShadowDom } from '@angular/cdk/platform';
+import { Subject, of } from 'rxjs';
+import { startWith, takeUntil } from 'rxjs/operators';
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+import * as ɵngcc0 from '@angular/core';
+import * as ɵngcc1 from '@angular/cdk/bidi';
+
+function CdkStep_ng_template_0_Template(rf, ctx) { if (rf & 1) {
+    ɵngcc0.ɵɵprojection(0);
+} }
+const _c0 = ["*"];
+class CdkStepHeader {
+    constructor(_elementRef) {
+        this._elementRef = _elementRef;
+    }
+    /** Focuses the step header. */
+    focus() {
+        this._elementRef.nativeElement.focus();
+    }
+}
+CdkStepHeader.ɵfac = function CdkStepHeader_Factory(t) { return new (t || CdkStepHeader)(ɵngcc0.ɵɵdirectiveInject(ɵngcc0.ElementRef)); };
+CdkStepHeader.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkStepHeader, selectors: [["", "cdkStepHeader", ""]], hostAttrs: ["role", "tab"] });
+CdkStepHeader.ctorParameters = () => [
+    { type: ElementRef }
+];
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkStepHeader, [{
+        type: Directive,
+        args: [{
+                selector: '[cdkStepHeader]',
+                host: {
+                    'role': 'tab'
+                }
+            }]
+    }], function () { return [{ type: ɵngcc0.ElementRef }]; }, null); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+class CdkStepLabel {
+    constructor(/** @docs-private */ template) {
+        this.template = template;
+    }
+}
+CdkStepLabel.ɵfac = function CdkStepLabel_Factory(t) { return new (t || CdkStepLabel)(ɵngcc0.ɵɵdirectiveInject(ɵngcc0.TemplateRef)); };
+CdkStepLabel.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkStepLabel, selectors: [["", "cdkStepLabel", ""]] });
+CdkStepLabel.ctorParameters = () => [
+    { type: TemplateRef }
+];
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkStepLabel, [{
+        type: Directive,
+        args: [{
+                selector: '[cdkStepLabel]'
+            }]
+    }], function () { return [{ type: ɵngcc0.TemplateRef }]; }, null); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Used to generate unique ID for each stepper component. */
+let nextId = 0;
+/** Change event emitted on selection changes. */
+class StepperSelectionEvent {
+}
+/** Enum to represent the different states of the steps. */
+const STEP_STATE = {
+    NUMBER: 'number',
+    EDIT: 'edit',
+    DONE: 'done',
+    ERROR: 'error'
+};
+/** InjectionToken that can be used to specify the global stepper options. */
+const STEPPER_GLOBAL_OPTIONS = new InjectionToken('STEPPER_GLOBAL_OPTIONS');
+class CdkStep {
+    constructor(_stepper, stepperOptions) {
+        this._stepper = _stepper;
+        /** Whether user has attempted to move away from the step. */
+        this.interacted = false;
+        /** Emits when the user has attempted to move away from the step. */
+        this.interactedStream = new EventEmitter();
+        this._editable = true;
+        this._optional = false;
+        this._completedOverride = null;
+        this._customError = null;
+        this._stepperOptions = stepperOptions ? stepperOptions : {};
+        this._displayDefaultIndicatorType = this._stepperOptions.displayDefaultIndicatorType !== false;
+    }
+    /** Whether the user can return to this step once it has been marked as completed. */
+    get editable() {
+        return this._editable;
+    }
+    set editable(value) {
+        this._editable = coerceBooleanProperty(value);
+    }
+    /** Whether the completion of step is optional. */
+    get optional() {
+        return this._optional;
+    }
+    set optional(value) {
+        this._optional = coerceBooleanProperty(value);
+    }
+    /** Whether step is marked as completed. */
+    get completed() {
+        return this._completedOverride == null ? this._getDefaultCompleted() : this._completedOverride;
+    }
+    set completed(value) {
+        this._completedOverride = coerceBooleanProperty(value);
+    }
+    _getDefaultCompleted() {
+        return this.stepControl ? this.stepControl.valid && this.interacted : this.interacted;
+    }
+    /** Whether step has an error. */
+    get hasError() {
+        return this._customError == null ? this._getDefaultError() : this._customError;
+    }
+    set hasError(value) {
+        this._customError = coerceBooleanProperty(value);
+    }
+    _getDefaultError() {
+        return this.stepControl && this.stepControl.invalid && this.interacted;
+    }
+    /** Selects this step component. */
+    select() {
+        this._stepper.selected = this;
+    }
+    /** Resets the step to its initial state. Note that this includes resetting form data. */
+    reset() {
+        this.interacted = false;
+        if (this._completedOverride != null) {
+            this._completedOverride = false;
+        }
+        if (this._customError != null) {
+            this._customError = false;
+        }
+        if (this.stepControl) {
+            this.stepControl.reset();
+        }
+    }
+    ngOnChanges() {
+        // Since basically all inputs of the MatStep get proxied through the view down to the
+        // underlying MatStepHeader, we have to make sure that change detection runs correctly.
+        this._stepper._stateChanged();
+    }
+    _markAsInteracted() {
+        if (!this.interacted) {
+            this.interacted = true;
+            this.interactedStream.emit(this);
+        }
+    }
+    /** Determines whether the error state can be shown. */
+    _showError() {
+        var _a;
+        // We want to show the error state either if the user opted into/out of it using the
+        // global options, or if they've explicitly set it through the `hasError` input.
+        return (_a = this._stepperOptions.showError) !== null && _a !== void 0 ? _a : this._customError != null;
+    }
+}
+CdkStep.ɵfac = function CdkStep_Factory(t) { return new (t || CdkStep)(ɵngcc0.ɵɵdirectiveInject(forwardRef(() => CdkStepper)), ɵngcc0.ɵɵdirectiveInject(STEPPER_GLOBAL_OPTIONS, 8)); };
+CdkStep.ɵcmp = /*@__PURE__*/ ɵngcc0.ɵɵdefineComponent({ type: CdkStep, selectors: [["cdk-step"]], contentQueries: function CdkStep_ContentQueries(rf, ctx, dirIndex) { if (rf & 1) {
+        ɵngcc0.ɵɵcontentQuery(dirIndex, CdkStepLabel, 5);
+    } if (rf & 2) {
+        let _t;
+        ɵngcc0.ɵɵqueryRefresh(_t = ɵngcc0.ɵɵloadQuery()) && (ctx.stepLabel = _t.first);
+    } }, viewQuery: function CdkStep_Query(rf, ctx) { if (rf & 1) {
+        ɵngcc0.ɵɵviewQuery(TemplateRef, 7);
+    } if (rf & 2) {
+        let _t;
+        ɵngcc0.ɵɵqueryRefresh(_t = ɵngcc0.ɵɵloadQuery()) && (ctx.content = _t.first);
+    } }, inputs: { editable: "editable", optional: "optional", completed: "completed", hasError: "hasError", stepControl: "stepControl", label: "label", errorMessage: "errorMessage", ariaLabel: ["aria-label", "ariaLabel"], ariaLabelledby: ["aria-labelledby", "ariaLabelledby"], state: "state" }, outputs: { interactedStream: "interacted" }, exportAs: ["cdkStep"], features: [ɵngcc0.ɵɵNgOnChangesFeature], ngContentSelectors: _c0, decls: 1, vars: 0, template: function CdkStep_Template(rf, ctx) { if (rf & 1) {
+        ɵngcc0.ɵɵprojectionDef();
+        ɵngcc0.ɵɵtemplate(0, CdkStep_ng_template_0_Template, 1, 0, "ng-template");
+    } }, encapsulation: 2, changeDetection: 0 });
+CdkStep.ctorParameters = () => [
+    { type: CdkStepper, decorators: [{ type: Inject, args: [forwardRef(() => CdkStepper),] }] },
+    { type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [STEPPER_GLOBAL_OPTIONS,] }] }
+];
+CdkStep.propDecorators = {
+    stepLabel: [{ type: ContentChild, args: [CdkStepLabel,] }],
+    content: [{ type: ViewChild, args: [TemplateRef, { static: true },] }],
+    stepControl: [{ type: Input }],
+    interactedStream: [{ type: Output, args: ['interacted',] }],
+    label: [{ type: Input }],
+    errorMessage: [{ type: Input }],
+    ariaLabel: [{ type: Input, args: ['aria-label',] }],
+    ariaLabelledby: [{ type: Input, args: ['aria-labelledby',] }],
+    state: [{ type: Input }],
+    editable: [{ type: Input }],
+    optional: [{ type: Input }],
+    completed: [{ type: Input }],
+    hasError: [{ type: Input }]
+};
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkStep, [{
+        type: Component,
+        args: [{
+                selector: 'cdk-step',
+                exportAs: 'cdkStep',
+                template: '<ng-template><ng-content></ng-content></ng-template>',
+                encapsulation: ViewEncapsulation.None,
+                changeDetection: ChangeDetectionStrategy.OnPush
+            }]
+    }], function () { return [{ type: CdkStepper, decorators: [{
+                type: Inject,
+                args: [forwardRef(() => CdkStepper)]
+            }] }, { type: undefined, decorators: [{
+                type: Optional
+            }, {
+                type: Inject,
+                args: [STEPPER_GLOBAL_OPTIONS]
+            }] }]; }, { interactedStream: [{
+            type: Output,
+            args: ['interacted']
+        }], editable: [{
+            type: Input
+        }], optional: [{
+            type: Input
+        }], completed: [{
+            type: Input
+        }], hasError: [{
+            type: Input
+        }], stepLabel: [{
+            type: ContentChild,
+            args: [CdkStepLabel]
+        }], content: [{
+            type: ViewChild,
+            args: [TemplateRef, { static: true }]
+        }], stepControl: [{
+            type: Input
+        }], label: [{
+            type: Input
+        }], errorMessage: [{
+            type: Input
+        }], ariaLabel: [{
+            type: Input,
+            args: ['aria-label']
+        }], ariaLabelledby: [{
+            type: Input,
+            args: ['aria-labelledby']
+        }], state: [{
+            type: Input
+        }] }); })();
+class CdkStepper {
+    constructor(_dir, _changeDetectorRef, _elementRef, 
+    /**
+     * @deprecated No longer in use, to be removed.
+     * @breaking-change 13.0.0
+     */
+    _document) {
+        this._dir = _dir;
+        this._changeDetectorRef = _changeDetectorRef;
+        this._elementRef = _elementRef;
+        /** Emits when the component is destroyed. */
+        this._destroyed = new Subject();
+        /** Steps that belong to the current stepper, excluding ones from nested steppers. */
+        this.steps = new QueryList();
+        /** List of step headers sorted based on their DOM order. */
+        this._sortedHeaders = new QueryList();
+        this._linear = false;
+        this._selectedIndex = 0;
+        /** Event emitted when the selected step has changed. */
+        this.selectionChange = new EventEmitter();
+        /**
+         * @deprecated To be turned into a private property. Use `orientation` instead.
+         * @breaking-change 13.0.0
+         */
+        this._orientation = 'horizontal';
+        this._groupId = nextId++;
+    }
+    /** Whether the validity of previous steps should be checked or not. */
+    get linear() {
+        return this._linear;
+    }
+    set linear(value) {
+        this._linear = coerceBooleanProperty(value);
+    }
+    /** The index of the selected step. */
+    get selectedIndex() {
+        return this._selectedIndex;
+    }
+    set selectedIndex(index) {
+        var _a;
+        const newIndex = coerceNumberProperty(index);
+        if (this.steps && this._steps) {
+            // Ensure that the index can't be out of bounds.
+            if (!this._isValidIndex(index) && (typeof ngDevMode === 'undefined' || ngDevMode)) {
+                throw Error('cdkStepper: Cannot assign out-of-bounds value to `selectedIndex`.');
+            }
+            (_a = this.selected) === null || _a === void 0 ? void 0 : _a._markAsInteracted();
+            if (this._selectedIndex !== newIndex && !this._anyControlsInvalidOrPending(newIndex) &&
+                (newIndex >= this._selectedIndex || this.steps.toArray()[newIndex].editable)) {
+                this._updateSelectedItemIndex(index);
+            }
+        }
+        else {
+            this._selectedIndex = newIndex;
+        }
+    }
+    /** The step that is selected. */
+    get selected() {
+        return this.steps ? this.steps.toArray()[this.selectedIndex] : undefined;
+    }
+    set selected(step) {
+        this.selectedIndex = (step && this.steps) ? this.steps.toArray().indexOf(step) : -1;
+    }
+    /** Orientation of the stepper. */
+    get orientation() { return this._orientation; }
+    set orientation(value) {
+        // This is a protected method so that `MatSteppter` can hook into it.
+        this._orientation = value;
+        if (this._keyManager) {
+            this._keyManager.withVerticalOrientation(value === 'vertical');
+        }
+    }
+    ngAfterContentInit() {
+        this._steps.changes
+            .pipe(startWith(this._steps), takeUntil(this._destroyed))
+            .subscribe((steps) => {
+            this.steps.reset(steps.filter(step => step._stepper === this));
+            this.steps.notifyOnChanges();
+        });
+    }
+    ngAfterViewInit() {
+        // If the step headers are defined outside of the `ngFor` that renders the steps, like in the
+        // Material stepper, they won't appear in the `QueryList` in the same order as they're
+        // rendered in the DOM which will lead to incorrect keyboard navigation. We need to sort
+        // them manually to ensure that they're correct. Alternatively, we can change the Material
+        // template to inline the headers in the `ngFor`, but that'll result in a lot of
+        // code duplciation. See #23539.
+        this._stepHeader.changes
+            .pipe(startWith(this._stepHeader), takeUntil(this._destroyed))
+            .subscribe((headers) => {
+            this._sortedHeaders.reset(headers.toArray().sort((a, b) => {
+                const documentPosition = a._elementRef.nativeElement.compareDocumentPosition(b._elementRef.nativeElement);
+                // `compareDocumentPosition` returns a bitmask so we have to use a bitwise operator.
+                // https://developer.mozilla.org/en-US/docs/Web/API/Node/compareDocumentPosition
+                // tslint:disable-next-line:no-bitwise
+                return documentPosition & Node.DOCUMENT_POSITION_FOLLOWING ? -1 : 1;
+            }));
+            this._sortedHeaders.notifyOnChanges();
+        });
+        // Note that while the step headers are content children by default, any components that
+        // extend this one might have them as view children. We initialize the keyboard handling in
+        // AfterViewInit so we're guaranteed for both view and content children to be defined.
+        this._keyManager = new FocusKeyManager(this._sortedHeaders)
+            .withWrap()
+            .withHomeAndEnd()
+            .withVerticalOrientation(this._orientation === 'vertical');
+        (this._dir ? this._dir.change : of())
+            .pipe(startWith(this._layoutDirection()), takeUntil(this._destroyed))
+            .subscribe(direction => this._keyManager.withHorizontalOrientation(direction));
+        this._keyManager.updateActiveItem(this._selectedIndex);
+        // No need to `takeUntil` here, because we're the ones destroying `steps`.
+        this.steps.changes.subscribe(() => {
+            if (!this.selected) {
+                this._selectedIndex = Math.max(this._selectedIndex - 1, 0);
+            }
+        });
+        // The logic which asserts that the selected index is within bounds doesn't run before the
+        // steps are initialized, because we don't how many steps there are yet so we may have an
+        // invalid index on init. If that's the case, auto-correct to the default so we don't throw.
+        if (!this._isValidIndex(this._selectedIndex)) {
+            this._selectedIndex = 0;
+        }
+    }
+    ngOnDestroy() {
+        this.steps.destroy();
+        this._sortedHeaders.destroy();
+        this._destroyed.next();
+        this._destroyed.complete();
+    }
+    /** Selects and focuses the next step in list. */
+    next() {
+        this.selectedIndex = Math.min(this._selectedIndex + 1, this.steps.length - 1);
+    }
+    /** Selects and focuses the previous step in list. */
+    previous() {
+        this.selectedIndex = Math.max(this._selectedIndex - 1, 0);
+    }
+    /** Resets the stepper to its initial state. Note that this includes clearing form data. */
+    reset() {
+        this._updateSelectedItemIndex(0);
+        this.steps.forEach(step => step.reset());
+        this._stateChanged();
+    }
+    /** Returns a unique id for each step label element. */
+    _getStepLabelId(i) {
+        return `cdk-step-label-${this._groupId}-${i}`;
+    }
+    /** Returns unique id for each step content element. */
+    _getStepContentId(i) {
+        return `cdk-step-content-${this._groupId}-${i}`;
+    }
+    /** Marks the component to be change detected. */
+    _stateChanged() {
+        this._changeDetectorRef.markForCheck();
+    }
+    /** Returns position state of the step with the given index. */
+    _getAnimationDirection(index) {
+        const position = index - this._selectedIndex;
+        if (position < 0) {
+            return this._layoutDirection() === 'rtl' ? 'next' : 'previous';
+        }
+        else if (position > 0) {
+            return this._layoutDirection() === 'rtl' ? 'previous' : 'next';
+        }
+        return 'current';
+    }
+    /** Returns the type of icon to be displayed. */
+    _getIndicatorType(index, state = STEP_STATE.NUMBER) {
+        const step = this.steps.toArray()[index];
+        const isCurrentStep = this._isCurrentStep(index);
+        return step._displayDefaultIndicatorType ? this._getDefaultIndicatorLogic(step, isCurrentStep) :
+            this._getGuidelineLogic(step, isCurrentStep, state);
+    }
+    _getDefaultIndicatorLogic(step, isCurrentStep) {
+        if (step._showError() && step.hasError && !isCurrentStep) {
+            return STEP_STATE.ERROR;
+        }
+        else if (!step.completed || isCurrentStep) {
+            return STEP_STATE.NUMBER;
+        }
+        else {
+            return step.editable ? STEP_STATE.EDIT : STEP_STATE.DONE;
+        }
+    }
+    _getGuidelineLogic(step, isCurrentStep, state = STEP_STATE.NUMBER) {
+        if (step._showError() && step.hasError && !isCurrentStep) {
+            return STEP_STATE.ERROR;
+        }
+        else if (step.completed && !isCurrentStep) {
+            return STEP_STATE.DONE;
+        }
+        else if (step.completed && isCurrentStep) {
+            return state;
+        }
+        else if (step.editable && isCurrentStep) {
+            return STEP_STATE.EDIT;
+        }
+        else {
+            return state;
+        }
+    }
+    _isCurrentStep(index) {
+        return this._selectedIndex === index;
+    }
+    /** Returns the index of the currently-focused step header. */
+    _getFocusIndex() {
+        return this._keyManager ? this._keyManager.activeItemIndex : this._selectedIndex;
+    }
+    _updateSelectedItemIndex(newIndex) {
+        const stepsArray = this.steps.toArray();
+        this.selectionChange.emit({
+            selectedIndex: newIndex,
+            previouslySelectedIndex: this._selectedIndex,
+            selectedStep: stepsArray[newIndex],
+            previouslySelectedStep: stepsArray[this._selectedIndex],
+        });
+        // If focus is inside the stepper, move it to the next header, otherwise it may become
+        // lost when the active step content is hidden. We can't be more granular with the check
+        // (e.g. checking whether focus is inside the active step), because we don't have a
+        // reference to the elements that are rendering out the content.
+        this._containsFocus() ? this._keyManager.setActiveItem(newIndex) :
+            this._keyManager.updateActiveItem(newIndex);
+        this._selectedIndex = newIndex;
+        this._stateChanged();
+    }
+    _onKeydown(event) {
+        const hasModifier = hasModifierKey(event);
+        const keyCode = event.keyCode;
+        const manager = this._keyManager;
+        if (manager.activeItemIndex != null && !hasModifier &&
+            (keyCode === SPACE || keyCode === ENTER)) {
+            this.selectedIndex = manager.activeItemIndex;
+            event.preventDefault();
+        }
+        else {
+            manager.onKeydown(event);
+        }
+    }
+    _anyControlsInvalidOrPending(index) {
+        if (this._linear && index >= 0) {
+            return this.steps.toArray().slice(0, index).some(step => {
+                const control = step.stepControl;
+                const isIncomplete = control ? (control.invalid || control.pending || !step.interacted) : !step.completed;
+                return isIncomplete && !step.optional && !step._completedOverride;
+            });
+        }
+        return false;
+    }
+    _layoutDirection() {
+        return this._dir && this._dir.value === 'rtl' ? 'rtl' : 'ltr';
+    }
+    /** Checks whether the stepper contains the focused element. */
+    _containsFocus() {
+        const stepperElement = this._elementRef.nativeElement;
+        const focusedElement = _getFocusedElementPierceShadowDom();
+        return stepperElement === focusedElement || stepperElement.contains(focusedElement);
+    }
+    /** Checks whether the passed-in index is a valid step index. */
+    _isValidIndex(index) {
+        return index > -1 && (!this.steps || index < this.steps.length);
+    }
+}
+CdkStepper.ɵfac = function CdkStepper_Factory(t) { return new (t || CdkStepper)(ɵngcc0.ɵɵdirectiveInject(ɵngcc1.Directionality, 8), ɵngcc0.ɵɵdirectiveInject(ɵngcc0.ChangeDetectorRef), ɵngcc0.ɵɵdirectiveInject(ɵngcc0.ElementRef), ɵngcc0.ɵɵdirectiveInject(DOCUMENT)); };
+CdkStepper.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkStepper, selectors: [["", "cdkStepper", ""]], contentQueries: function CdkStepper_ContentQueries(rf, ctx, dirIndex) { if (rf & 1) {
+        ɵngcc0.ɵɵcontentQuery(dirIndex, CdkStep, 5);
+        ɵngcc0.ɵɵcontentQuery(dirIndex, CdkStepHeader, 5);
+    } if (rf & 2) {
+        let _t;
+        ɵngcc0.ɵɵqueryRefresh(_t = ɵngcc0.ɵɵloadQuery()) && (ctx._steps = _t);
+        ɵngcc0.ɵɵqueryRefresh(_t = ɵngcc0.ɵɵloadQuery()) && (ctx._stepHeader = _t);
+    } }, inputs: { linear: "linear", selectedIndex: "selectedIndex", selected: "selected", orientation: "orientation" }, outputs: { selectionChange: "selectionChange" }, exportAs: ["cdkStepper"] });
+CdkStepper.ctorParameters = () => [
+    { type: Directionality, decorators: [{ type: Optional }] },
+    { type: ChangeDetectorRef },
+    { type: ElementRef },
+    { type: undefined, decorators: [{ type: Inject, args: [DOCUMENT,] }] }
+];
+CdkStepper.propDecorators = {
+    _steps: [{ type: ContentChildren, args: [CdkStep, { descendants: true },] }],
+    _stepHeader: [{ type: ContentChildren, args: [CdkStepHeader, { descendants: true },] }],
+    linear: [{ type: Input }],
+    selectedIndex: [{ type: Input }],
+    selected: [{ type: Input }],
+    selectionChange: [{ type: Output }],
+    orientation: [{ type: Input }]
+};
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkStepper, [{
+        type: Directive,
+        args: [{
+                selector: '[cdkStepper]',
+                exportAs: 'cdkStepper'
+            }]
+    }], function () { return [{ type: ɵngcc1.Directionality, decorators: [{
+                type: Optional
+            }] }, { type: ɵngcc0.ChangeDetectorRef }, { type: ɵngcc0.ElementRef }, { type: undefined, decorators: [{
+                type: Inject,
+                args: [DOCUMENT]
+            }] }]; }, { selectionChange: [{
+            type: Output
+        }], linear: [{
+            type: Input
+        }], selectedIndex: [{
+            type: Input
+        }], selected: [{
+            type: Input
+        }], orientation: [{
+            type: Input
+        }], _steps: [{
+            type: ContentChildren,
+            args: [CdkStep, { descendants: true }]
+        }], _stepHeader: [{
+            type: ContentChildren,
+            args: [CdkStepHeader, { descendants: true }]
+        }] }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Button that moves to the next step in a stepper workflow. */
+class CdkStepperNext {
+    constructor(_stepper) {
+        this._stepper = _stepper;
+        /** Type of the next button. Defaults to "submit" if not specified. */
+        this.type = 'submit';
+    }
+    // We have to use a `HostListener` here in order to support both Ivy and ViewEngine.
+    // In Ivy the `host` bindings will be merged when this class is extended, whereas in
+    // ViewEngine they're overwritten.
+    // TODO(crisbeto): we move this back into `host` once Ivy is turned on by default.
+    // tslint:disable-next-line:no-host-decorator-in-concrete
+    _handleClick() {
+        this._stepper.next();
+    }
+}
+CdkStepperNext.ɵfac = function CdkStepperNext_Factory(t) { return new (t || CdkStepperNext)(ɵngcc0.ɵɵdirectiveInject(CdkStepper)); };
+CdkStepperNext.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkStepperNext, selectors: [["button", "cdkStepperNext", ""]], hostVars: 1, hostBindings: function CdkStepperNext_HostBindings(rf, ctx) { if (rf & 1) {
+        ɵngcc0.ɵɵlistener("click", function CdkStepperNext_click_HostBindingHandler() { return ctx._handleClick(); });
+    } if (rf & 2) {
+        ɵngcc0.ɵɵhostProperty("type", ctx.type);
+    } }, inputs: { type: "type" } });
+CdkStepperNext.ctorParameters = () => [
+    { type: CdkStepper }
+];
+CdkStepperNext.propDecorators = {
+    type: [{ type: Input }],
+    _handleClick: [{ type: HostListener, args: ['click',] }]
+};
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkStepperNext, [{
+        type: Directive,
+        args: [{
+                selector: 'button[cdkStepperNext]',
+                host: {
+                    '[type]': 'type'
+                }
+            }]
+    }], function () { return [{ type: CdkStepper }]; }, { type: [{
+            type: Input
+        }], 
+    // We have to use a `HostListener` here in order to support both Ivy and ViewEngine.
+    // In Ivy the `host` bindings will be merged when this class is extended, whereas in
+    // ViewEngine they're overwritten.
+    // TODO(crisbeto): we move this back into `host` once Ivy is turned on by default.
+    // tslint:disable-next-line:no-host-decorator-in-concrete
+    _handleClick: [{
+            type: HostListener,
+            args: ['click']
+        }] }); })();
+/** Button that moves to the previous step in a stepper workflow. */
+class CdkStepperPrevious {
+    constructor(_stepper) {
+        this._stepper = _stepper;
+        /** Type of the previous button. Defaults to "button" if not specified. */
+        this.type = 'button';
+    }
+    // We have to use a `HostListener` here in order to support both Ivy and ViewEngine.
+    // In Ivy the `host` bindings will be merged when this class is extended, whereas in
+    // ViewEngine they're overwritten.
+    // TODO(crisbeto): we move this back into `host` once Ivy is turned on by default.
+    // tslint:disable-next-line:no-host-decorator-in-concrete
+    _handleClick() {
+        this._stepper.previous();
+    }
+}
+CdkStepperPrevious.ɵfac = function CdkStepperPrevious_Factory(t) { return new (t || CdkStepperPrevious)(ɵngcc0.ɵɵdirectiveInject(CdkStepper)); };
+CdkStepperPrevious.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkStepperPrevious, selectors: [["button", "cdkStepperPrevious", ""]], hostVars: 1, hostBindings: function CdkStepperPrevious_HostBindings(rf, ctx) { if (rf & 1) {
+        ɵngcc0.ɵɵlistener("click", function CdkStepperPrevious_click_HostBindingHandler() { return ctx._handleClick(); });
+    } if (rf & 2) {
+        ɵngcc0.ɵɵhostProperty("type", ctx.type);
+    } }, inputs: { type: "type" } });
+CdkStepperPrevious.ctorParameters = () => [
+    { type: CdkStepper }
+];
+CdkStepperPrevious.propDecorators = {
+    type: [{ type: Input }],
+    _handleClick: [{ type: HostListener, args: ['click',] }]
+};
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkStepperPrevious, [{
+        type: Directive,
+        args: [{
+                selector: 'button[cdkStepperPrevious]',
+                host: {
+                    '[type]': 'type'
+                }
+            }]
+    }], function () { return [{ type: CdkStepper }]; }, { type: [{
+            type: Input
+        }], 
+    // We have to use a `HostListener` here in order to support both Ivy and ViewEngine.
+    // In Ivy the `host` bindings will be merged when this class is extended, whereas in
+    // ViewEngine they're overwritten.
+    // TODO(crisbeto): we move this back into `host` once Ivy is turned on by default.
+    // tslint:disable-next-line:no-host-decorator-in-concrete
+    _handleClick: [{
+            type: HostListener,
+            args: ['click']
+        }] }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+class CdkStepperModule {
+}
+CdkStepperModule.ɵfac = function CdkStepperModule_Factory(t) { return new (t || CdkStepperModule)(); };
+CdkStepperModule.ɵmod = /*@__PURE__*/ ɵngcc0.ɵɵdefineNgModule({ type: CdkStepperModule });
+CdkStepperModule.ɵinj = /*@__PURE__*/ ɵngcc0.ɵɵdefineInjector({ imports: [[BidiModule]] });
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkStepperModule, [{
+        type: NgModule,
+        args: [{
+                imports: [BidiModule],
+                exports: [
+                    CdkStep,
+                    CdkStepper,
+                    CdkStepHeader,
+                    CdkStepLabel,
+                    CdkStepperNext,
+                    CdkStepperPrevious,
+                ],
+                declarations: [
+                    CdkStep,
+                    CdkStepper,
+                    CdkStepHeader,
+                    CdkStepLabel,
+                    CdkStepperNext,
+                    CdkStepperPrevious,
+                ]
+            }]
+    }], null, null); })();
+(function () { (typeof ngJitMode === "undefined" || ngJitMode) && ɵngcc0.ɵɵsetNgModuleScope(CdkStepperModule, { declarations: function () { return [CdkStep, CdkStepper, CdkStepHeader, CdkStepLabel, CdkStepperNext, CdkStepperPrevious]; }, imports: function () { return [BidiModule]; }, exports: function () { return [CdkStep, CdkStepper, CdkStepHeader, CdkStepLabel, CdkStepperNext, CdkStepperPrevious]; } }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/**
+ * Generated bundle index. Do not edit.
+ */
+
+export { CdkStep, CdkStepHeader, CdkStepLabel, CdkStepper, CdkStepperModule, CdkStepperNext, CdkStepperPrevious, STEPPER_GLOBAL_OPTIONS, STEP_STATE, StepperSelectionEvent };
+
+//# sourceMappingURL=stepper.js.map

node_modules/@angular/cdk/__ivy_ngcc__/fesm2015/text-field.js

@@ -0,0 +1,482 @@
+import * as i1 from '@angular/cdk/platform';
+import { normalizePassiveListenerOptions, Platform, PlatformModule } from '@angular/cdk/platform';
+import * as i0 from '@angular/core';
+import { Injectable, NgZone, EventEmitter, Directive, ElementRef, Output, Optional, Inject, Input, HostListener, NgModule } from '@angular/core';
+import { coerceElement, coerceNumberProperty, coerceBooleanProperty } from '@angular/cdk/coercion';
+import { EMPTY, Subject, fromEvent } from 'rxjs';
+import { auditTime, takeUntil } from 'rxjs/operators';
+import { DOCUMENT } from '@angular/common';
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Options to pass to the animationstart listener. */
+import * as ɵngcc0 from '@angular/core';
+import * as ɵngcc1 from '@angular/cdk/platform';
+const listenerOptions = normalizePassiveListenerOptions({ passive: true });
+/**
+ * An injectable service that can be used to monitor the autofill state of an input.
+ * Based on the following blog post:
+ * https://medium.com/@brunn/detecting-autofilled-fields-in-javascript-aed598d25da7
+ */
+class AutofillMonitor {
+    constructor(_platform, _ngZone) {
+        this._platform = _platform;
+        this._ngZone = _ngZone;
+        this._monitoredElements = new Map();
+    }
+    monitor(elementOrRef) {
+        if (!this._platform.isBrowser) {
+            return EMPTY;
+        }
+        const element = coerceElement(elementOrRef);
+        const info = this._monitoredElements.get(element);
+        if (info) {
+            return info.subject;
+        }
+        const result = new Subject();
+        const cssClass = 'cdk-text-field-autofilled';
+        const listener = ((event) => {
+            // Animation events fire on initial element render, we check for the presence of the autofill
+            // CSS class to make sure this is a real change in state, not just the initial render before
+            // we fire off events.
+            if (event.animationName === 'cdk-text-field-autofill-start' &&
+                !element.classList.contains(cssClass)) {
+                element.classList.add(cssClass);
+                this._ngZone.run(() => result.next({ target: event.target, isAutofilled: true }));
+            }
+            else if (event.animationName === 'cdk-text-field-autofill-end' &&
+                element.classList.contains(cssClass)) {
+                element.classList.remove(cssClass);
+                this._ngZone.run(() => result.next({ target: event.target, isAutofilled: false }));
+            }
+        });
+        this._ngZone.runOutsideAngular(() => {
+            element.addEventListener('animationstart', listener, listenerOptions);
+            element.classList.add('cdk-text-field-autofill-monitored');
+        });
+        this._monitoredElements.set(element, {
+            subject: result,
+            unlisten: () => {
+                element.removeEventListener('animationstart', listener, listenerOptions);
+            }
+        });
+        return result;
+    }
+    stopMonitoring(elementOrRef) {
+        const element = coerceElement(elementOrRef);
+        const info = this._monitoredElements.get(element);
+        if (info) {
+            info.unlisten();
+            info.subject.complete();
+            element.classList.remove('cdk-text-field-autofill-monitored');
+            element.classList.remove('cdk-text-field-autofilled');
+            this._monitoredElements.delete(element);
+        }
+    }
+    ngOnDestroy() {
+        this._monitoredElements.forEach((_info, element) => this.stopMonitoring(element));
+    }
+}
+AutofillMonitor.ɵfac = function AutofillMonitor_Factory(t) { return new (t || AutofillMonitor)(ɵngcc0.ɵɵinject(ɵngcc1.Platform), ɵngcc0.ɵɵinject(ɵngcc0.NgZone)); };
+AutofillMonitor.ɵprov = i0.ɵɵdefineInjectable({ factory: function AutofillMonitor_Factory() { return new AutofillMonitor(i0.ɵɵinject(i1.Platform), i0.ɵɵinject(i0.NgZone)); }, token: AutofillMonitor, providedIn: "root" });
+AutofillMonitor.ctorParameters = () => [
+    { type: Platform },
+    { type: NgZone }
+];
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(AutofillMonitor, [{
+        type: Injectable,
+        args: [{ providedIn: 'root' }]
+    }], function () { return [{ type: ɵngcc1.Platform }, { type: ɵngcc0.NgZone }]; }, null); })();
+/** A directive that can be used to monitor the autofill state of an input. */
+class CdkAutofill {
+    constructor(_elementRef, _autofillMonitor) {
+        this._elementRef = _elementRef;
+        this._autofillMonitor = _autofillMonitor;
+        /** Emits when the autofill state of the element changes. */
+        this.cdkAutofill = new EventEmitter();
+    }
+    ngOnInit() {
+        this._autofillMonitor
+            .monitor(this._elementRef)
+            .subscribe(event => this.cdkAutofill.emit(event));
+    }
+    ngOnDestroy() {
+        this._autofillMonitor.stopMonitoring(this._elementRef);
+    }
+}
+CdkAutofill.ɵfac = function CdkAutofill_Factory(t) { return new (t || CdkAutofill)(ɵngcc0.ɵɵdirectiveInject(ɵngcc0.ElementRef), ɵngcc0.ɵɵdirectiveInject(AutofillMonitor)); };
+CdkAutofill.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkAutofill, selectors: [["", "cdkAutofill", ""]], outputs: { cdkAutofill: "cdkAutofill" } });
+CdkAutofill.ctorParameters = () => [
+    { type: ElementRef },
+    { type: AutofillMonitor }
+];
+CdkAutofill.propDecorators = {
+    cdkAutofill: [{ type: Output }]
+};
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkAutofill, [{
+        type: Directive,
+        args: [{
+                selector: '[cdkAutofill]'
+            }]
+    }], function () { return [{ type: ɵngcc0.ElementRef }, { type: AutofillMonitor }]; }, { cdkAutofill: [{
+            type: Output
+        }] }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Directive to automatically resize a textarea to fit its content. */
+class CdkTextareaAutosize {
+    constructor(_elementRef, _platform, _ngZone, 
+    /** @breaking-change 11.0.0 make document required */
+    document) {
+        this._elementRef = _elementRef;
+        this._platform = _platform;
+        this._ngZone = _ngZone;
+        this._destroyed = new Subject();
+        this._enabled = true;
+        /**
+         * Value of minRows as of last resize. If the minRows has decreased, the
+         * height of the textarea needs to be recomputed to reflect the new minimum. The maxHeight
+         * does not have the same problem because it does not affect the textarea's scrollHeight.
+         */
+        this._previousMinRows = -1;
+        this._isViewInited = false;
+        /** Handles `focus` and `blur` events. */
+        this._handleFocusEvent = (event) => {
+            this._hasFocus = event.type === 'focus';
+        };
+        this._document = document;
+        this._textareaElement = this._elementRef.nativeElement;
+    }
+    /** Minimum amount of rows in the textarea. */
+    get minRows() { return this._minRows; }
+    set minRows(value) {
+        this._minRows = coerceNumberProperty(value);
+        this._setMinHeight();
+    }
+    /** Maximum amount of rows in the textarea. */
+    get maxRows() { return this._maxRows; }
+    set maxRows(value) {
+        this._maxRows = coerceNumberProperty(value);
+        this._setMaxHeight();
+    }
+    /** Whether autosizing is enabled or not */
+    get enabled() { return this._enabled; }
+    set enabled(value) {
+        value = coerceBooleanProperty(value);
+        // Only act if the actual value changed. This specifically helps to not run
+        // resizeToFitContent too early (i.e. before ngAfterViewInit)
+        if (this._enabled !== value) {
+            (this._enabled = value) ? this.resizeToFitContent(true) : this.reset();
+        }
+    }
+    get placeholder() { return this._textareaElement.placeholder; }
+    set placeholder(value) {
+        this._cachedPlaceholderHeight = undefined;
+        this._textareaElement.placeholder = value;
+        this._cacheTextareaPlaceholderHeight();
+    }
+    /** Sets the minimum height of the textarea as determined by minRows. */
+    _setMinHeight() {
+        const minHeight = this.minRows && this._cachedLineHeight ?
+            `${this.minRows * this._cachedLineHeight}px` : null;
+        if (minHeight) {
+            this._textareaElement.style.minHeight = minHeight;
+        }
+    }
+    /** Sets the maximum height of the textarea as determined by maxRows. */
+    _setMaxHeight() {
+        const maxHeight = this.maxRows && this._cachedLineHeight ?
+            `${this.maxRows * this._cachedLineHeight}px` : null;
+        if (maxHeight) {
+            this._textareaElement.style.maxHeight = maxHeight;
+        }
+    }
+    ngAfterViewInit() {
+        if (this._platform.isBrowser) {
+            // Remember the height which we started with in case autosizing is disabled
+            this._initialHeight = this._textareaElement.style.height;
+            this.resizeToFitContent();
+            this._ngZone.runOutsideAngular(() => {
+                const window = this._getWindow();
+                fromEvent(window, 'resize')
+                    .pipe(auditTime(16), takeUntil(this._destroyed))
+                    .subscribe(() => this.resizeToFitContent(true));
+                this._textareaElement.addEventListener('focus', this._handleFocusEvent);
+                this._textareaElement.addEventListener('blur', this._handleFocusEvent);
+            });
+            this._isViewInited = true;
+            this.resizeToFitContent(true);
+        }
+    }
+    ngOnDestroy() {
+        this._textareaElement.removeEventListener('focus', this._handleFocusEvent);
+        this._textareaElement.removeEventListener('blur', this._handleFocusEvent);
+        this._destroyed.next();
+        this._destroyed.complete();
+    }
+    /**
+     * Cache the height of a single-row textarea if it has not already been cached.
+     *
+     * We need to know how large a single "row" of a textarea is in order to apply minRows and
+     * maxRows. For the initial version, we will assume that the height of a single line in the
+     * textarea does not ever change.
+     */
+    _cacheTextareaLineHeight() {
+        if (this._cachedLineHeight) {
+            return;
+        }
+        // Use a clone element because we have to override some styles.
+        let textareaClone = this._textareaElement.cloneNode(false);
+        textareaClone.rows = 1;
+        // Use `position: absolute` so that this doesn't cause a browser layout and use
+        // `visibility: hidden` so that nothing is rendered. Clear any other styles that
+        // would affect the height.
+        textareaClone.style.position = 'absolute';
+        textareaClone.style.visibility = 'hidden';
+        textareaClone.style.border = 'none';
+        textareaClone.style.padding = '0';
+        textareaClone.style.height = '';
+        textareaClone.style.minHeight = '';
+        textareaClone.style.maxHeight = '';
+        // In Firefox it happens that textarea elements are always bigger than the specified amount
+        // of rows. This is because Firefox tries to add extra space for the horizontal scrollbar.
+        // As a workaround that removes the extra space for the scrollbar, we can just set overflow
+        // to hidden. This ensures that there is no invalid calculation of the line height.
+        // See Firefox bug report: https://bugzilla.mozilla.org/show_bug.cgi?id=33654
+        textareaClone.style.overflow = 'hidden';
+        this._textareaElement.parentNode.appendChild(textareaClone);
+        this._cachedLineHeight = textareaClone.clientHeight;
+        this._textareaElement.parentNode.removeChild(textareaClone);
+        // Min and max heights have to be re-calculated if the cached line height changes
+        this._setMinHeight();
+        this._setMaxHeight();
+    }
+    _measureScrollHeight() {
+        const element = this._textareaElement;
+        const previousMargin = element.style.marginBottom || '';
+        const isFirefox = this._platform.FIREFOX;
+        const needsMarginFiller = isFirefox && this._hasFocus;
+        const measuringClass = isFirefox ?
+            'cdk-textarea-autosize-measuring-firefox' :
+            'cdk-textarea-autosize-measuring';
+        // In some cases the page might move around while we're measuring the `textarea` on Firefox. We
+        // work around it by assigning a temporary margin with the same height as the `textarea` so that
+        // it occupies the same amount of space. See #23233.
+        if (needsMarginFiller) {
+            element.style.marginBottom = `${element.clientHeight}px`;
+        }
+        // Reset the textarea height to auto in order to shrink back to its default size.
+        // Also temporarily force overflow:hidden, so scroll bars do not interfere with calculations.
+        element.classList.add(measuringClass);
+        // The measuring class includes a 2px padding to workaround an issue with Chrome,
+        // so we account for that extra space here by subtracting 4 (2px top + 2px bottom).
+        const scrollHeight = element.scrollHeight - 4;
+        element.classList.remove(measuringClass);
+        if (needsMarginFiller) {
+            element.style.marginBottom = previousMargin;
+        }
+        return scrollHeight;
+    }
+    _cacheTextareaPlaceholderHeight() {
+        if (!this._isViewInited || this._cachedPlaceholderHeight != undefined) {
+            return;
+        }
+        if (!this.placeholder) {
+            this._cachedPlaceholderHeight = 0;
+            return;
+        }
+        const value = this._textareaElement.value;
+        this._textareaElement.value = this._textareaElement.placeholder;
+        this._cachedPlaceholderHeight = this._measureScrollHeight();
+        this._textareaElement.value = value;
+    }
+    ngDoCheck() {
+        if (this._platform.isBrowser) {
+            this.resizeToFitContent();
+        }
+    }
+    /**
+     * Resize the textarea to fit its content.
+     * @param force Whether to force a height recalculation. By default the height will be
+     *    recalculated only if the value changed since the last call.
+     */
+    resizeToFitContent(force = false) {
+        // If autosizing is disabled, just skip everything else
+        if (!this._enabled) {
+            return;
+        }
+        this._cacheTextareaLineHeight();
+        this._cacheTextareaPlaceholderHeight();
+        // If we haven't determined the line-height yet, we know we're still hidden and there's no point
+        // in checking the height of the textarea.
+        if (!this._cachedLineHeight) {
+            return;
+        }
+        const textarea = this._elementRef.nativeElement;
+        const value = textarea.value;
+        // Only resize if the value or minRows have changed since these calculations can be expensive.
+        if (!force && this._minRows === this._previousMinRows && value === this._previousValue) {
+            return;
+        }
+        const scrollHeight = this._measureScrollHeight();
+        const height = Math.max(scrollHeight, this._cachedPlaceholderHeight || 0);
+        // Use the scrollHeight to know how large the textarea *would* be if fit its entire value.
+        textarea.style.height = `${height}px`;
+        this._ngZone.runOutsideAngular(() => {
+            if (typeof requestAnimationFrame !== 'undefined') {
+                requestAnimationFrame(() => this._scrollToCaretPosition(textarea));
+            }
+            else {
+                setTimeout(() => this._scrollToCaretPosition(textarea));
+            }
+        });
+        this._previousValue = value;
+        this._previousMinRows = this._minRows;
+    }
+    /**
+     * Resets the textarea to its original size
+     */
+    reset() {
+        // Do not try to change the textarea, if the initialHeight has not been determined yet
+        // This might potentially remove styles when reset() is called before ngAfterViewInit
+        if (this._initialHeight !== undefined) {
+            this._textareaElement.style.height = this._initialHeight;
+        }
+    }
+    // In Ivy the `host` metadata will be merged, whereas in ViewEngine it is overridden. In order
+    // to avoid double event listeners, we need to use `HostListener`. Once Ivy is the default, we
+    // can move this back into `host`.
+    // tslint:disable:no-host-decorator-in-concrete
+    _noopInputHandler() {
+        // no-op handler that ensures we're running change detection on input events.
+    }
+    /** Access injected document if available or fallback to global document reference */
+    _getDocument() {
+        return this._document || document;
+    }
+    /** Use defaultView of injected document if available or fallback to global window reference */
+    _getWindow() {
+        const doc = this._getDocument();
+        return doc.defaultView || window;
+    }
+    /**
+     * Scrolls a textarea to the caret position. On Firefox resizing the textarea will
+     * prevent it from scrolling to the caret position. We need to re-set the selection
+     * in order for it to scroll to the proper position.
+     */
+    _scrollToCaretPosition(textarea) {
+        const { selectionStart, selectionEnd } = textarea;
+        // IE will throw an "Unspecified error" if we try to set the selection range after the
+        // element has been removed from the DOM. Assert that the directive hasn't been destroyed
+        // between the time we requested the animation frame and when it was executed.
+        // Also note that we have to assert that the textarea is focused before we set the
+        // selection range. Setting the selection range on a non-focused textarea will cause
+        // it to receive focus on IE and Edge.
+        if (!this._destroyed.isStopped && this._hasFocus) {
+            textarea.setSelectionRange(selectionStart, selectionEnd);
+        }
+    }
+}
+CdkTextareaAutosize.ɵfac = function CdkTextareaAutosize_Factory(t) { return new (t || CdkTextareaAutosize)(ɵngcc0.ɵɵdirectiveInject(ɵngcc0.ElementRef), ɵngcc0.ɵɵdirectiveInject(ɵngcc1.Platform), ɵngcc0.ɵɵdirectiveInject(ɵngcc0.NgZone), ɵngcc0.ɵɵdirectiveInject(DOCUMENT, 8)); };
+CdkTextareaAutosize.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkTextareaAutosize, selectors: [["textarea", "cdkTextareaAutosize", ""]], hostAttrs: ["rows", "1", 1, "cdk-textarea-autosize"], hostBindings: function CdkTextareaAutosize_HostBindings(rf, ctx) { if (rf & 1) {
+        ɵngcc0.ɵɵlistener("input", function CdkTextareaAutosize_input_HostBindingHandler() { return ctx._noopInputHandler(); });
+    } }, inputs: { minRows: ["cdkAutosizeMinRows", "minRows"], maxRows: ["cdkAutosizeMaxRows", "maxRows"], enabled: ["cdkTextareaAutosize", "enabled"], placeholder: "placeholder" }, exportAs: ["cdkTextareaAutosize"] });
+CdkTextareaAutosize.ctorParameters = () => [
+    { type: ElementRef },
+    { type: Platform },
+    { type: NgZone },
+    { type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [DOCUMENT,] }] }
+];
+CdkTextareaAutosize.propDecorators = {
+    minRows: [{ type: Input, args: ['cdkAutosizeMinRows',] }],
+    maxRows: [{ type: Input, args: ['cdkAutosizeMaxRows',] }],
+    enabled: [{ type: Input, args: ['cdkTextareaAutosize',] }],
+    placeholder: [{ type: Input }],
+    _noopInputHandler: [{ type: HostListener, args: ['input',] }]
+};
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkTextareaAutosize, [{
+        type: Directive,
+        args: [{
+                selector: 'textarea[cdkTextareaAutosize]',
+                exportAs: 'cdkTextareaAutosize',
+                host: {
+                    'class': 'cdk-textarea-autosize',
+                    // Textarea elements that have the directive applied should have a single row by default.
+                    // Browsers normally show two rows by default and therefore this limits the minRows binding.
+                    'rows': '1'
+                }
+            }]
+    }], function () { return [{ type: ɵngcc0.ElementRef }, { type: ɵngcc1.Platform }, { type: ɵngcc0.NgZone }, { type: undefined, decorators: [{
+                type: Optional
+            }, {
+                type: Inject,
+                args: [DOCUMENT]
+            }] }]; }, { minRows: [{
+            type: Input,
+            args: ['cdkAutosizeMinRows']
+        }], maxRows: [{
+            type: Input,
+            args: ['cdkAutosizeMaxRows']
+        }], enabled: [{
+            type: Input,
+            args: ['cdkTextareaAutosize']
+        }], placeholder: [{
+            type: Input
+        }], 
+    // In Ivy the `host` metadata will be merged, whereas in ViewEngine it is overridden. In order
+    // to avoid double event listeners, we need to use `HostListener`. Once Ivy is the default, we
+    // can move this back into `host`.
+    // tslint:disable:no-host-decorator-in-concrete
+    _noopInputHandler: [{
+            type: HostListener,
+            args: ['input']
+        }] }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+class TextFieldModule {
+}
+TextFieldModule.ɵfac = function TextFieldModule_Factory(t) { return new (t || TextFieldModule)(); };
+TextFieldModule.ɵmod = /*@__PURE__*/ ɵngcc0.ɵɵdefineNgModule({ type: TextFieldModule });
+TextFieldModule.ɵinj = /*@__PURE__*/ ɵngcc0.ɵɵdefineInjector({ imports: [[PlatformModule]] });
+(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(TextFieldModule, [{
+        type: NgModule,
+        args: [{
+                declarations: [CdkAutofill, CdkTextareaAutosize],
+                imports: [PlatformModule],
+                exports: [CdkAutofill, CdkTextareaAutosize]
+            }]
+    }], null, null); })();
+(function () { (typeof ngJitMode === "undefined" || ngJitMode) && ɵngcc0.ɵɵsetNgModuleScope(TextFieldModule, { declarations: function () { return [CdkAutofill, CdkTextareaAutosize]; }, imports: function () { return [PlatformModule]; }, exports: function () { return [CdkAutofill, CdkTextareaAutosize]; } }); })();
+
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/**
+ * Generated bundle index. Do not edit.
+ */
+
+export { AutofillMonitor, CdkAutofill, CdkTextareaAutosize, TextFieldModule };
+
+//# sourceMappingURL=text-field.js.map

node_modules/@angular/cdk/_index.scss

@@ -0,0 +1,8 @@
+@forward './overlay' show overlay, $overlay-container-z-index, $overlay-z-index,
+  $overlay-backdrop-z-index, $overlay-backdrop-color;
+@forward './a11y' show a11y-visually-hidden, high-contrast;
+@forward './text-field' show text-field-autosize, text-field-autofill,
+  text-field-autofill-color,
+  // `text-field` is deprecated, but we have to export it
+  // here in order for the theming API schematic to work.
+  text-field;

node_modules/@angular/cdk/a11y-prebuilt.css

@@ -0,0 +1 @@
+.cdk-visually-hidden{border:0;clip:rect(0 0 0 0);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px;white-space:nowrap;outline:0;-webkit-appearance:none;-moz-appearance:none}

node_modules/@angular/cdk/a11y/_index.import.scss

@@ -0,0 +1,2 @@
+@forward 'index' hide a11y, high-contrast;
+@forward 'index' as cdk-* hide cdk-optionally-nest-content;

node_modules/@angular/cdk/a11y/_index.scss

@@ -0,0 +1,91 @@
+/// Emits a CSS class, `.cdk-visually-hidden`. This class can be applied to an element
+/// to make that element visually hidden while remaining available to assistive technology.
+@mixin a11y-visually-hidden() {
+  .cdk-visually-hidden {
+    border: 0;
+    clip: rect(0 0 0 0);
+    height: 1px;
+    margin: -1px;
+    overflow: hidden;
+    padding: 0;
+    position: absolute;
+    width: 1px;
+
+    // This works around a Chrome bug that can cause the tab to crash when large amounts of
+    // non-English text get wrapped: https://bugs.chromium.org/p/chromium/issues/detail?id=1201444
+    white-space: nowrap;
+
+    // Avoid browsers rendering the focus ring in some cases.
+    outline: 0;
+
+    // Avoid some cases where the browser will still render the native controls (see #9049).
+    -webkit-appearance: none;
+    -moz-appearance: none;
+  }
+}
+
+/// @deprecated Use `a11y-visually-hidden`.
+@mixin a11y() {
+  @include a11y-visually-hidden;
+}
+
+/// Emits the mixin's content nested under `$selector-context` if `$selector-context`
+/// is non-empty.
+/// @param {String} selector-context The selector under which to nest the mixin's content.
+@mixin _optionally-nest-content($selector-context) {
+  @if ($selector-context == '') {
+    @content;
+  }
+  @else {
+    #{$selector-context} {
+      @content;
+    }
+  }
+}
+
+/// Applies styles for users in high contrast mode. Note that this only applies
+/// to Microsoft browsers. Chrome can be included by checking for the `html[hc]`
+/// attribute, however Chrome handles high contrast differently.
+///
+/// @param {String} target Type of high contrast setting to target. Defaults to `active`, can be
+///     `white-on-black` or `black-on-white`.
+/// @param {String} encapsulation Whether to emit styles for view encapsulation. Values are:
+///     * `on` - works for `Emulated`, `Native`, and `ShadowDom`
+///     * `off` - works for `None`
+///     * `any` - works for all encapsulation modes by emitting the CSS twice (default).
+@mixin high-contrast($target: active, $encapsulation: 'any') {
+  @if ($target != 'active' and $target != 'black-on-white' and $target != 'white-on-black') {
+    @error 'Unknown cdk-high-contrast value "#{$target}" provided. ' +
+           'Allowed values are "active", "black-on-white", and "white-on-black"';
+  }
+
+  @if ($encapsulation != 'on' and $encapsulation != 'off' and $encapsulation != 'any') {
+    @error 'Unknown cdk-high-contrast encapsulation "#{$encapsulation}" provided. ' +
+           'Allowed values are "on", "off", and "any"';
+  }
+
+  // If the selector context has multiple parts, such as `.section, .region`, just doing
+  // `.cdk-high-contrast-xxx #{&}` will only apply the parent selector to the first part of the
+  // context. We address this by nesting the selector context under .cdk-high-contrast.
+  @at-root {
+    $selector-context: #{&};
+
+    @if ($encapsulation != 'on') {
+      // Note that if this selector is updated, the same change has to be made inside
+      // `_overlay.scss` which can't depend on this mixin due to some infrastructure limitations.
+      .cdk-high-contrast-#{$target} {
+        @include _optionally-nest-content($selector-context) {
+          @content;
+        }
+      }
+    }
+
+    @if ($encapsulation != 'off') {
+      .cdk-high-contrast-#{$target} :host {
+        @include _optionally-nest-content($selector-context) {
+          @content;
+        }
+      }
+    }
+  }
+}

node_modules/@angular/cdk/a11y/a11y-module.d.ts

@@ -0,0 +1,22 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+import { HighContrastModeDetector } from './high-contrast-mode/high-contrast-mode-detector';
+import * as ɵngcc0 from '@angular/core';
+import * as ɵngcc1 from './live-announcer/live-announcer';
+import * as ɵngcc2 from './focus-trap/focus-trap';
+import * as ɵngcc3 from './focus-monitor/focus-monitor';
+import * as ɵngcc4 from '@angular/cdk/platform';
+import * as ɵngcc5 from '@angular/cdk/observers';
+export declare class A11yModule {
+    constructor(highContrastModeDetector: HighContrastModeDetector);
+    static ɵfac: ɵngcc0.ɵɵFactoryDeclaration<A11yModule, never>;
+    static ɵmod: ɵngcc0.ɵɵNgModuleDeclaration<A11yModule, [typeof ɵngcc1.CdkAriaLive, typeof ɵngcc2.CdkTrapFocus, typeof ɵngcc3.CdkMonitorFocus], [typeof ɵngcc4.PlatformModule, typeof ɵngcc5.ObserversModule], [typeof ɵngcc1.CdkAriaLive, typeof ɵngcc2.CdkTrapFocus, typeof ɵngcc3.CdkMonitorFocus]>;
+    static ɵinj: ɵngcc0.ɵɵInjectorDeclaration<A11yModule>;
+}
+
+//# sourceMappingURL=a11y-module.d.ts.map

node_modules/@angular/cdk/a11y/a11y-module.d.ts.__ivy_ngcc_bak

@@ -0,0 +1,11 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+import { HighContrastModeDetector } from './high-contrast-mode/high-contrast-mode-detector';
+export declare class A11yModule {
+    constructor(highContrastModeDetector: HighContrastModeDetector);
+}

node_modules/@angular/cdk/a11y/a11y-module.d.ts.map

@@ -0,0 +1 @@
+{"version":3,"file":"a11y-module.d.ts","sources":["a11y-module.d.ts"],"names":[],"mappings":"AAAA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;;;;;;AACA;AACA;;;;AACA","sourcesContent":["/**\n * @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\nimport { HighContrastModeDetector } from './high-contrast-mode/high-contrast-mode-detector';\nexport declare class A11yModule {\n    constructor(highContrastModeDetector: HighContrastModeDetector);\n}\n"]}

node_modules/@angular/cdk/a11y/aria-describer/aria-describer.d.ts

@@ -0,0 +1,82 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+import { OnDestroy } from '@angular/core';
+/**
+ * Interface used to register message elements and keep a count of how many registrations have
+ * the same message and the reference to the message element used for the `aria-describedby`.
+ */
+import * as ɵngcc0 from '@angular/core';
+export interface RegisteredMessage {
+    /** The element containing the message. */
+    messageElement: Element;
+    /** The number of elements that reference this message element via `aria-describedby`. */
+    referenceCount: number;
+}
+/** ID used for the body container where all messages are appended. */
+export declare const MESSAGES_CONTAINER_ID = "cdk-describedby-message-container";
+/** ID prefix used for each created message element. */
+export declare const CDK_DESCRIBEDBY_ID_PREFIX = "cdk-describedby-message";
+/** Attribute given to each host element that is described by a message element. */
+export declare const CDK_DESCRIBEDBY_HOST_ATTRIBUTE = "cdk-describedby-host";
+/**
+ * Utility that creates visually hidden elements with a message content. Useful for elements that
+ * want to use aria-describedby to further describe themselves without adding additional visual
+ * content.
+ */
+export declare class AriaDescriber implements OnDestroy {
+    private _document;
+    constructor(_document: any);
+    /**
+     * Adds to the host element an aria-describedby reference to a hidden element that contains
+     * the message. If the same message has already been registered, then it will reuse the created
+     * message element.
+     */
+    describe(hostElement: Element, message: string, role?: string): void;
+    /**
+     * Adds to the host element an aria-describedby reference to an already-existing message element.
+     */
+    describe(hostElement: Element, message: HTMLElement): void;
+    /** Removes the host element's aria-describedby reference to the message. */
+    removeDescription(hostElement: Element, message: string, role?: string): void;
+    /** Removes the host element's aria-describedby reference to the message element. */
+    removeDescription(hostElement: Element, message: HTMLElement): void;
+    /** Unregisters all created message elements and removes the message container. */
+    ngOnDestroy(): void;
+    /**
+     * Creates a new element in the visually hidden message container element with the message
+     * as its content and adds it to the message registry.
+     */
+    private _createMessageElement;
+    /** Deletes the message element from the global messages container. */
+    private _deleteMessageElement;
+    /** Creates the global container for all aria-describedby messages. */
+    private _createMessagesContainer;
+    /** Deletes the global messages container. */
+    private _deleteMessagesContainer;
+    /** Removes all cdk-describedby messages that are hosted through the element. */
+    private _removeCdkDescribedByReferenceIds;
+    /**
+     * Adds a message reference to the element using aria-describedby and increments the registered
+     * message's reference count.
+     */
+    private _addMessageReference;
+    /**
+     * Removes a message reference from the element using aria-describedby
+     * and decrements the registered message's reference count.
+     */
+    private _removeMessageReference;
+    /** Returns true if the element has been described by the provided message ID. */
+    private _isElementDescribedByMessage;
+    /** Determines whether a message can be described on a particular element. */
+    private _canBeDescribed;
+    /** Checks whether a node is an Element node. */
+    private _isElementNode;
+    static ɵfac: ɵngcc0.ɵɵFactoryDeclaration<AriaDescriber, never>;
+}
+
+//# sourceMappingURL=aria-describer.d.ts.map

node_modules/@angular/cdk/a11y/aria-describer/aria-describer.d.ts.__ivy_ngcc_bak

@@ -0,0 +1,78 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+import { OnDestroy } from '@angular/core';
+/**
+ * Interface used to register message elements and keep a count of how many registrations have
+ * the same message and the reference to the message element used for the `aria-describedby`.
+ */
+export interface RegisteredMessage {
+    /** The element containing the message. */
+    messageElement: Element;
+    /** The number of elements that reference this message element via `aria-describedby`. */
+    referenceCount: number;
+}
+/** ID used for the body container where all messages are appended. */
+export declare const MESSAGES_CONTAINER_ID = "cdk-describedby-message-container";
+/** ID prefix used for each created message element. */
+export declare const CDK_DESCRIBEDBY_ID_PREFIX = "cdk-describedby-message";
+/** Attribute given to each host element that is described by a message element. */
+export declare const CDK_DESCRIBEDBY_HOST_ATTRIBUTE = "cdk-describedby-host";
+/**
+ * Utility that creates visually hidden elements with a message content. Useful for elements that
+ * want to use aria-describedby to further describe themselves without adding additional visual
+ * content.
+ */
+export declare class AriaDescriber implements OnDestroy {
+    private _document;
+    constructor(_document: any);
+    /**
+     * Adds to the host element an aria-describedby reference to a hidden element that contains
+     * the message. If the same message has already been registered, then it will reuse the created
+     * message element.
+     */
+    describe(hostElement: Element, message: string, role?: string): void;
+    /**
+     * Adds to the host element an aria-describedby reference to an already-existing message element.
+     */
+    describe(hostElement: Element, message: HTMLElement): void;
+    /** Removes the host element's aria-describedby reference to the message. */
+    removeDescription(hostElement: Element, message: string, role?: string): void;
+    /** Removes the host element's aria-describedby reference to the message element. */
+    removeDescription(hostElement: Element, message: HTMLElement): void;
+    /** Unregisters all created message elements and removes the message container. */
+    ngOnDestroy(): void;
+    /**
+     * Creates a new element in the visually hidden message container element with the message
+     * as its content and adds it to the message registry.
+     */
+    private _createMessageElement;
+    /** Deletes the message element from the global messages container. */
+    private _deleteMessageElement;
+    /** Creates the global container for all aria-describedby messages. */
+    private _createMessagesContainer;
+    /** Deletes the global messages container. */
+    private _deleteMessagesContainer;
+    /** Removes all cdk-describedby messages that are hosted through the element. */
+    private _removeCdkDescribedByReferenceIds;
+    /**
+     * Adds a message reference to the element using aria-describedby and increments the registered
+     * message's reference count.
+     */
+    private _addMessageReference;
+    /**
+     * Removes a message reference from the element using aria-describedby
+     * and decrements the registered message's reference count.
+     */
+    private _removeMessageReference;
+    /** Returns true if the element has been described by the provided message ID. */
+    private _isElementDescribedByMessage;
+    /** Determines whether a message can be described on a particular element. */
+    private _canBeDescribed;
+    /** Checks whether a node is an Element node. */
+    private _isElementNode;
+}

node_modules/@angular/cdk/a11y/aria-describer/aria-describer.d.ts.map

@@ -0,0 +1 @@
+{"version":3,"file":"aria-describer.d.ts","sources":["aria-describer.d.ts"],"names":[],"mappings":"AAAA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;AACA","sourcesContent":["/**\n * @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\nimport { OnDestroy } from '@angular/core';\n/**\n * Interface used to register message elements and keep a count of how many registrations have\n * the same message and the reference to the message element used for the `aria-describedby`.\n */\nexport interface RegisteredMessage {\n    /** The element containing the message. */\n    messageElement: Element;\n    /** The number of elements that reference this message element via `aria-describedby`. */\n    referenceCount: number;\n}\n/** ID used for the body container where all messages are appended. */\nexport declare const MESSAGES_CONTAINER_ID = \"cdk-describedby-message-container\";\n/** ID prefix used for each created message element. */\nexport declare const CDK_DESCRIBEDBY_ID_PREFIX = \"cdk-describedby-message\";\n/** Attribute given to each host element that is described by a message element. */\nexport declare const CDK_DESCRIBEDBY_HOST_ATTRIBUTE = \"cdk-describedby-host\";\n/**\n * Utility that creates visually hidden elements with a message content. Useful for elements that\n * want to use aria-describedby to further describe themselves without adding additional visual\n * content.\n */\nexport declare class AriaDescriber implements OnDestroy {\n    private _document;\n    constructor(_document: any);\n    /**\n     * Adds to the host element an aria-describedby reference to a hidden element that contains\n     * the message. If the same message has already been registered, then it will reuse the created\n     * message element.\n     */\n    describe(hostElement: Element, message: string, role?: string): void;\n    /**\n     * Adds to the host element an aria-describedby reference to an already-existing message element.\n     */\n    describe(hostElement: Element, message: HTMLElement): void;\n    /** Removes the host element's aria-describedby reference to the message. */\n    removeDescription(hostElement: Element, message: string, role?: string): void;\n    /** Removes the host element's aria-describedby reference to the message element. */\n    removeDescription(hostElement: Element, message: HTMLElement): void;\n    /** Unregisters all created message elements and removes the message container. */\n    ngOnDestroy(): void;\n    /**\n     * Creates a new element in the visually hidden message container element with the message\n     * as its content and adds it to the message registry.\n     */\n    private _createMessageElement;\n    /** Deletes the message element from the global messages container. */\n    private _deleteMessageElement;\n    /** Creates the global container for all aria-describedby messages. */\n    private _createMessagesContainer;\n    /** Deletes the global messages container. */\n    private _deleteMessagesContainer;\n    /** Removes all cdk-describedby messages that are hosted through the element. */\n    private _removeCdkDescribedByReferenceIds;\n    /**\n     * Adds a message reference to the element using aria-describedby and increments the registered\n     * message's reference count.\n     */\n    private _addMessageReference;\n    /**\n     * Removes a message reference from the element using aria-describedby\n     * and decrements the registered message's reference count.\n     */\n    private _removeMessageReference;\n    /** Returns true if the element has been described by the provided message ID. */\n    private _isElementDescribedByMessage;\n    /** Determines whether a message can be described on a particular element. */\n    private _canBeDescribed;\n    /** Checks whether a node is an Element node. */\n    private _isElementNode;\n}\n"]}

node_modules/@angular/cdk/a11y/aria-describer/aria-reference.d.ts

@@ -0,0 +1,22 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * Adds the given ID to the specified ARIA attribute on an element.
+ * Used for attributes such as aria-labelledby, aria-owns, etc.
+ */
+export declare function addAriaReferencedId(el: Element, attr: string, id: string): void;
+/**
+ * Removes the given ID from the specified ARIA attribute on an element.
+ * Used for attributes such as aria-labelledby, aria-owns, etc.
+ */
+export declare function removeAriaReferencedId(el: Element, attr: string, id: string): void;
+/**
+ * Gets the list of IDs referenced by the given ARIA attribute on an element.
+ * Used for attributes such as aria-labelledby, aria-owns, etc.
+ */
+export declare function getAriaReferenceIds(el: Element, attr: string): string[];

node_modules/@angular/cdk/a11y/fake-event-detection.d.ts

@@ -0,0 +1,11 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/** Gets whether an event could be a faked `mousedown` event dispatched by a screen reader. */
+export declare function isFakeMousedownFromScreenReader(event: MouseEvent): boolean;
+/** Gets whether an event could be a faked `touchstart` event dispatched by a screen reader. */
+export declare function isFakeTouchstartFromScreenReader(event: TouchEvent): boolean;

node_modules/@angular/cdk/a11y/focus-monitor/focus-monitor.d.ts

@@ -0,0 +1,211 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+import { Platform } from '@angular/cdk/platform';
+import { ElementRef, EventEmitter, InjectionToken, NgZone, OnDestroy, AfterViewInit } from '@angular/core';
+import { Observable } from 'rxjs';
+import { InputModalityDetector } from '../input-modality/input-modality-detector';
+import * as ɵngcc0 from '@angular/core';
+export declare type FocusOrigin = 'touch' | 'mouse' | 'keyboard' | 'program' | null;
+/**
+ * Corresponds to the options that can be passed to the native `focus` event.
+ * via https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement/focus
+ */
+export interface FocusOptions {
+    /** Whether the browser should scroll to the element when it is focused. */
+    preventScroll?: boolean;
+}
+/** Detection mode used for attributing the origin of a focus event. */
+export declare const enum FocusMonitorDetectionMode {
+    /**
+     * Any mousedown, keydown, or touchstart event that happened in the previous
+     * tick or the current tick will be used to assign a focus event's origin (to
+     * either mouse, keyboard, or touch). This is the default option.
+     */
+    IMMEDIATE = 0,
+    /**
+     * A focus event's origin is always attributed to the last corresponding
+     * mousedown, keydown, or touchstart event, no matter how long ago it occurred.
+     */
+    EVENTUAL = 1
+}
+/** Injectable service-level options for FocusMonitor. */
+export interface FocusMonitorOptions {
+    detectionMode?: FocusMonitorDetectionMode;
+}
+/** InjectionToken for FocusMonitorOptions. */
+export declare const FOCUS_MONITOR_DEFAULT_OPTIONS: InjectionToken<FocusMonitorOptions>;
+/** Monitors mouse and keyboard events to determine the cause of focus events. */
+export declare class FocusMonitor implements OnDestroy {
+    private _ngZone;
+    private _platform;
+    private readonly _inputModalityDetector;
+    /** The focus origin that the next focus event is a result of. */
+    private _origin;
+    /** The FocusOrigin of the last focus event tracked by the FocusMonitor. */
+    private _lastFocusOrigin;
+    /** Whether the window has just been focused. */
+    private _windowFocused;
+    /** The timeout id of the window focus timeout. */
+    private _windowFocusTimeoutId;
+    /** The timeout id of the origin clearing timeout. */
+    private _originTimeoutId;
+    /**
+     * Whether the origin was determined via a touch interaction. Necessary as properly attributing
+     * focus events to touch interactions requires special logic.
+     */
+    private _originFromTouchInteraction;
+    /** Map of elements being monitored to their info. */
+    private _elementInfo;
+    /** The number of elements currently being monitored. */
+    private _monitoredElementCount;
+    /**
+     * Keeps track of the root nodes to which we've currently bound a focus/blur handler,
+     * as well as the number of monitored elements that they contain. We have to treat focus/blur
+     * handlers differently from the rest of the events, because the browser won't emit events
+     * to the document when focus moves inside of a shadow root.
+     */
+    private _rootNodeFocusListenerCount;
+    /**
+     * The specified detection mode, used for attributing the origin of a focus
+     * event.
+     */
+    private readonly _detectionMode;
+    /**
+     * Event listener for `focus` events on the window.
+     * Needs to be an arrow function in order to preserve the context when it gets bound.
+     */
+    private _windowFocusListener;
+    /** Used to reference correct document/window */
+    protected _document?: Document;
+    /** Subject for stopping our InputModalityDetector subscription. */
+    private readonly _stopInputModalityDetector;
+    constructor(_ngZone: NgZone, _platform: Platform, _inputModalityDetector: InputModalityDetector, 
+    /** @breaking-change 11.0.0 make document required */
+    document: any | null, options: FocusMonitorOptions | null);
+    /**
+     * Event listener for `focus` and 'blur' events on the document.
+     * Needs to be an arrow function in order to preserve the context when it gets bound.
+     */
+    private _rootNodeFocusAndBlurListener;
+    /**
+     * Monitors focus on an element and applies appropriate CSS classes.
+     * @param element The element to monitor
+     * @param checkChildren Whether to count the element as focused when its children are focused.
+     * @returns An observable that emits when the focus state of the element changes.
+     *     When the element is blurred, null will be emitted.
+     */
+    monitor(element: HTMLElement, checkChildren?: boolean): Observable<FocusOrigin>;
+    /**
+     * Monitors focus on an element and applies appropriate CSS classes.
+     * @param element The element to monitor
+     * @param checkChildren Whether to count the element as focused when its children are focused.
+     * @returns An observable that emits when the focus state of the element changes.
+     *     When the element is blurred, null will be emitted.
+     */
+    monitor(element: ElementRef<HTMLElement>, checkChildren?: boolean): Observable<FocusOrigin>;
+    /**
+     * Stops monitoring an element and removes all focus classes.
+     * @param element The element to stop monitoring.
+     */
+    stopMonitoring(element: HTMLElement): void;
+    /**
+     * Stops monitoring an element and removes all focus classes.
+     * @param element The element to stop monitoring.
+     */
+    stopMonitoring(element: ElementRef<HTMLElement>): void;
+    /**
+     * Focuses the element via the specified focus origin.
+     * @param element Element to focus.
+     * @param origin Focus origin.
+     * @param options Options that can be used to configure the focus behavior.
+     */
+    focusVia(element: HTMLElement, origin: FocusOrigin, options?: FocusOptions): void;
+    /**
+     * Focuses the element via the specified focus origin.
+     * @param element Element to focus.
+     * @param origin Focus origin.
+     * @param options Options that can be used to configure the focus behavior.
+     */
+    focusVia(element: ElementRef<HTMLElement>, origin: FocusOrigin, options?: FocusOptions): void;
+    ngOnDestroy(): void;
+    /** Access injected document if available or fallback to global document reference */
+    private _getDocument;
+    /** Use defaultView of injected document if available or fallback to global window reference */
+    private _getWindow;
+    private _toggleClass;
+    private _getFocusOrigin;
+    /**
+     * Returns whether the focus event should be attributed to touch. Recall that in IMMEDIATE mode, a
+     * touch origin isn't immediately reset at the next tick (see _setOrigin). This means that when we
+     * handle a focus event following a touch interaction, we need to determine whether (1) the focus
+     * event was directly caused by the touch interaction or (2) the focus event was caused by a
+     * subsequent programmatic focus call triggered by the touch interaction.
+     * @param focusEventTarget The target of the focus event under examination.
+     */
+    private _shouldBeAttributedToTouch;
+    /**
+     * Sets the focus classes on the element based on the given focus origin.
+     * @param element The element to update the classes on.
+     * @param origin The focus origin.
+     */
+    private _setClasses;
+    /**
+     * Updates the focus origin. If we're using immediate detection mode, we schedule an async
+     * function to clear the origin at the end of a timeout. The duration of the timeout depends on
+     * the origin being set.
+     * @param origin The origin to set.
+     * @param isFromInteraction Whether we are setting the origin from an interaction event.
+     */
+    private _setOrigin;
+    /**
+     * Handles focus events on a registered element.
+     * @param event The focus event.
+     * @param element The monitored element.
+     */
+    private _onFocus;
+    /**
+     * Handles blur events on a registered element.
+     * @param event The blur event.
+     * @param element The monitored element.
+     */
+    _onBlur(event: FocusEvent, element: HTMLElement): void;
+    private _emitOrigin;
+    private _registerGlobalListeners;
+    private _removeGlobalListeners;
+    /** Updates all the state on an element once its focus origin has changed. */
+    private _originChanged;
+    /**
+     * Collects the `MonitoredElementInfo` of a particular element and
+     * all of its ancestors that have enabled `checkChildren`.
+     * @param element Element from which to start the search.
+     */
+    private _getClosestElementsInfo;
+    static ɵfac: ɵngcc0.ɵɵFactoryDeclaration<FocusMonitor, [null, null, null, { optional: true; }, { optional: true; }]>;
+}
+/**
+ * Directive that determines how a particular element was focused (via keyboard, mouse, touch, or
+ * programmatically) and adds corresponding classes to the element.
+ *
+ * There are two variants of this directive:
+ * 1) cdkMonitorElementFocus: does not consider an element to be focused if one of its children is
+ *    focused.
+ * 2) cdkMonitorSubtreeFocus: considers an element focused if it or any of its children are focused.
+ */
+export declare class CdkMonitorFocus implements AfterViewInit, OnDestroy {
+    private _elementRef;
+    private _focusMonitor;
+    private _monitorSubscription;
+    readonly cdkFocusChange: EventEmitter<FocusOrigin>;
+    constructor(_elementRef: ElementRef<HTMLElement>, _focusMonitor: FocusMonitor);
+    ngAfterViewInit(): void;
+    ngOnDestroy(): void;
+    static ɵfac: ɵngcc0.ɵɵFactoryDeclaration<CdkMonitorFocus, never>;
+    static ɵdir: ɵngcc0.ɵɵDirectiveDeclaration<CdkMonitorFocus, "[cdkMonitorElementFocus], [cdkMonitorSubtreeFocus]", never, {}, { "cdkFocusChange": "cdkFocusChange"; }, never>;
+}
+
+//# sourceMappingURL=focus-monitor.d.ts.map

node_modules/@angular/cdk/a11y/focus-monitor/focus-monitor.d.ts.__ivy_ngcc_bak

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+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+import { Platform } from '@angular/cdk/platform';
+import { ElementRef, EventEmitter, InjectionToken, NgZone, OnDestroy, AfterViewInit } from '@angular/core';
+import { Observable } from 'rxjs';
+import { InputModalityDetector } from '../input-modality/input-modality-detector';
+export declare type FocusOrigin = 'touch' | 'mouse' | 'keyboard' | 'program' | null;
+/**
+ * Corresponds to the options that can be passed to the native `focus` event.
+ * via https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement/focus
+ */
+export interface FocusOptions {
+    /** Whether the browser should scroll to the element when it is focused. */
+    preventScroll?: boolean;
+}
+/** Detection mode used for attributing the origin of a focus event. */
+export declare const enum FocusMonitorDetectionMode {
+    /**
+     * Any mousedown, keydown, or touchstart event that happened in the previous
+     * tick or the current tick will be used to assign a focus event's origin (to
+     * either mouse, keyboard, or touch). This is the default option.
+     */
+    IMMEDIATE = 0,
+    /**
+     * A focus event's origin is always attributed to the last corresponding
+     * mousedown, keydown, or touchstart event, no matter how long ago it occurred.
+     */
+    EVENTUAL = 1
+}
+/** Injectable service-level options for FocusMonitor. */
+export interface FocusMonitorOptions {
+    detectionMode?: FocusMonitorDetectionMode;
+}
+/** InjectionToken for FocusMonitorOptions. */
+export declare const FOCUS_MONITOR_DEFAULT_OPTIONS: InjectionToken<FocusMonitorOptions>;
+/** Monitors mouse and keyboard events to determine the cause of focus events. */
+export declare class FocusMonitor implements OnDestroy {
+    private _ngZone;
+    private _platform;
+    private readonly _inputModalityDetector;
+    /** The focus origin that the next focus event is a result of. */
+    private _origin;
+    /** The FocusOrigin of the last focus event tracked by the FocusMonitor. */
+    private _lastFocusOrigin;
+    /** Whether the window has just been focused. */
+    private _windowFocused;
+    /** The timeout id of the window focus timeout. */
+    private _windowFocusTimeoutId;
+    /** The timeout id of the origin clearing timeout. */
+    private _originTimeoutId;
+    /**
+     * Whether the origin was determined via a touch interaction. Necessary as properly attributing
+     * focus events to touch interactions requires special logic.
+     */
+    private _originFromTouchInteraction;
+    /** Map of elements being monitored to their info. */
+    private _elementInfo;
+    /** The number of elements currently being monitored. */
+    private _monitoredElementCount;
+    /**
+     * Keeps track of the root nodes to which we've currently bound a focus/blur handler,
+     * as well as the number of monitored elements that they contain. We have to treat focus/blur
+     * handlers differently from the rest of the events, because the browser won't emit events
+     * to the document when focus moves inside of a shadow root.
+     */
+    private _rootNodeFocusListenerCount;
+    /**
+     * The specified detection mode, used for attributing the origin of a focus
+     * event.
+     */
+    private readonly _detectionMode;
+    /**
+     * Event listener for `focus` events on the window.
+     * Needs to be an arrow function in order to preserve the context when it gets bound.
+     */
+    private _windowFocusListener;
+    /** Used to reference correct document/window */
+    protected _document?: Document;
+    /** Subject for stopping our InputModalityDetector subscription. */
+    private readonly _stopInputModalityDetector;
+    constructor(_ngZone: NgZone, _platform: Platform, _inputModalityDetector: InputModalityDetector, 
+    /** @breaking-change 11.0.0 make document required */
+    document: any | null, options: FocusMonitorOptions | null);
+    /**
+     * Event listener for `focus` and 'blur' events on the document.
+     * Needs to be an arrow function in order to preserve the context when it gets bound.
+     */
+    private _rootNodeFocusAndBlurListener;
+    /**
+     * Monitors focus on an element and applies appropriate CSS classes.
+     * @param element The element to monitor
+     * @param checkChildren Whether to count the element as focused when its children are focused.
+     * @returns An observable that emits when the focus state of the element changes.
+     *     When the element is blurred, null will be emitted.
+     */
+    monitor(element: HTMLElement, checkChildren?: boolean): Observable<FocusOrigin>;
+    /**
+     * Monitors focus on an element and applies appropriate CSS classes.
+     * @param element The element to monitor
+     * @param checkChildren Whether to count the element as focused when its children are focused.
+     * @returns An observable that emits when the focus state of the element changes.
+     *     When the element is blurred, null will be emitted.
+     */
+    monitor(element: ElementRef<HTMLElement>, checkChildren?: boolean): Observable<FocusOrigin>;
+    /**
+     * Stops monitoring an element and removes all focus classes.
+     * @param element The element to stop monitoring.
+     */
+    stopMonitoring(element: HTMLElement): void;
+    /**
+     * Stops monitoring an element and removes all focus classes.
+     * @param element The element to stop monitoring.
+     */
+    stopMonitoring(element: ElementRef<HTMLElement>): void;
+    /**
+     * Focuses the element via the specified focus origin.
+     * @param element Element to focus.
+     * @param origin Focus origin.
+     * @param options Options that can be used to configure the focus behavior.
+     */
+    focusVia(element: HTMLElement, origin: FocusOrigin, options?: FocusOptions): void;
+    /**
+     * Focuses the element via the specified focus origin.
+     * @param element Element to focus.
+     * @param origin Focus origin.
+     * @param options Options that can be used to configure the focus behavior.
+     */
+    focusVia(element: ElementRef<HTMLElement>, origin: FocusOrigin, options?: FocusOptions): void;
+    ngOnDestroy(): void;
+    /** Access injected document if available or fallback to global document reference */
+    private _getDocument;
+    /** Use defaultView of injected document if available or fallback to global window reference */
+    private _getWindow;
+    private _toggleClass;
+    private _getFocusOrigin;
+    /**
+     * Returns whether the focus event should be attributed to touch. Recall that in IMMEDIATE mode, a
+     * touch origin isn't immediately reset at the next tick (see _setOrigin). This means that when we
+     * handle a focus event following a touch interaction, we need to determine whether (1) the focus
+     * event was directly caused by the touch interaction or (2) the focus event was caused by a
+     * subsequent programmatic focus call triggered by the touch interaction.
+     * @param focusEventTarget The target of the focus event under examination.
+     */
+    private _shouldBeAttributedToTouch;
+    /**
+     * Sets the focus classes on the element based on the given focus origin.
+     * @param element The element to update the classes on.
+     * @param origin The focus origin.
+     */
+    private _setClasses;
+    /**
+     * Updates the focus origin. If we're using immediate detection mode, we schedule an async
+     * function to clear the origin at the end of a timeout. The duration of the timeout depends on
+     * the origin being set.
+     * @param origin The origin to set.
+     * @param isFromInteraction Whether we are setting the origin from an interaction event.
+     */
+    private _setOrigin;
+    /**
+     * Handles focus events on a registered element.
+     * @param event The focus event.
+     * @param element The monitored element.
+     */
+    private _onFocus;
+    /**
+     * Handles blur events on a registered element.
+     * @param event The blur event.
+     * @param element The monitored element.
+     */
+    _onBlur(event: FocusEvent, element: HTMLElement): void;
+    private _emitOrigin;
+    private _registerGlobalListeners;
+    private _removeGlobalListeners;
+    /** Updates all the state on an element once its focus origin has changed. */
+    private _originChanged;
+    /**
+     * Collects the `MonitoredElementInfo` of a particular element and
+     * all of its ancestors that have enabled `checkChildren`.
+     * @param element Element from which to start the search.
+     */
+    private _getClosestElementsInfo;
+}
+/**
+ * Directive that determines how a particular element was focused (via keyboard, mouse, touch, or
+ * programmatically) and adds corresponding classes to the element.
+ *
+ * There are two variants of this directive:
+ * 1) cdkMonitorElementFocus: does not consider an element to be focused if one of its children is
+ *    focused.
+ * 2) cdkMonitorSubtreeFocus: considers an element focused if it or any of its children are focused.
+ */
+export declare class CdkMonitorFocus implements AfterViewInit, OnDestroy {
+    private _elementRef;
+    private _focusMonitor;
+    private _monitorSubscription;
+    readonly cdkFocusChange: EventEmitter<FocusOrigin>;
+    constructor(_elementRef: ElementRef<HTMLElement>, _focusMonitor: FocusMonitor);
+    ngAfterViewInit(): void;
+    ngOnDestroy(): void;
+}

node_modules/@angular/cdk/a11y/focus-trap/configurable-focus-trap-config.d.ts

@@ -0,0 +1,16 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+/**
+ * Options for creating a ConfigurableFocusTrap.
+ */
+export interface ConfigurableFocusTrapConfig {
+    /**
+     * Whether to defer the creation of FocusTrap elements to be done manually by the user.
+     */
+    defer: boolean;
+}

node_modules/@angular/cdk/a11y/focus-trap/configurable-focus-trap-factory.d.ts

@@ -0,0 +1,38 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+import { NgZone } from '@angular/core';
+import { InteractivityChecker } from '../interactivity-checker/interactivity-checker';
+import { ConfigurableFocusTrap } from './configurable-focus-trap';
+import { ConfigurableFocusTrapConfig } from './configurable-focus-trap-config';
+import { FocusTrapInertStrategy } from './focus-trap-inert-strategy';
+import { FocusTrapManager } from './focus-trap-manager';
+/** Factory that allows easy instantiation of configurable focus traps. */
+import * as ɵngcc0 from '@angular/core';
+export declare class ConfigurableFocusTrapFactory {
+    private _checker;
+    private _ngZone;
+    private _focusTrapManager;
+    private _document;
+    private _inertStrategy;
+    constructor(_checker: InteractivityChecker, _ngZone: NgZone, _focusTrapManager: FocusTrapManager, _document: any, _inertStrategy?: FocusTrapInertStrategy);
+    /**
+     * Creates a focus-trapped region around the given element.
+     * @param element The element around which focus will be trapped.
+     * @param config The focus trap configuration.
+     * @returns The created focus trap instance.
+     */
+    create(element: HTMLElement, config?: ConfigurableFocusTrapConfig): ConfigurableFocusTrap;
+    /**
+     * @deprecated Pass a config object instead of the `deferCaptureElements` flag.
+     * @breaking-change 11.0.0
+     */
+    create(element: HTMLElement, deferCaptureElements: boolean): ConfigurableFocusTrap;
+    static ɵfac: ɵngcc0.ɵɵFactoryDeclaration<ConfigurableFocusTrapFactory, [null, null, null, null, { optional: true; }]>;
+}
+
+//# sourceMappingURL=configurable-focus-trap-factory.d.ts.map

node_modules/@angular/cdk/a11y/focus-trap/configurable-focus-trap-factory.d.ts.__ivy_ngcc_bak

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+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+import { NgZone } from '@angular/core';
+import { InteractivityChecker } from '../interactivity-checker/interactivity-checker';
+import { ConfigurableFocusTrap } from './configurable-focus-trap';
+import { ConfigurableFocusTrapConfig } from './configurable-focus-trap-config';
+import { FocusTrapInertStrategy } from './focus-trap-inert-strategy';
+import { FocusTrapManager } from './focus-trap-manager';
+/** Factory that allows easy instantiation of configurable focus traps. */
+export declare class ConfigurableFocusTrapFactory {
+    private _checker;
+    private _ngZone;
+    private _focusTrapManager;
+    private _document;
+    private _inertStrategy;
+    constructor(_checker: InteractivityChecker, _ngZone: NgZone, _focusTrapManager: FocusTrapManager, _document: any, _inertStrategy?: FocusTrapInertStrategy);
+    /**
+     * Creates a focus-trapped region around the given element.
+     * @param element The element around which focus will be trapped.
+     * @param config The focus trap configuration.
+     * @returns The created focus trap instance.
+     */
+    create(element: HTMLElement, config?: ConfigurableFocusTrapConfig): ConfigurableFocusTrap;
+    /**
+     * @deprecated Pass a config object instead of the `deferCaptureElements` flag.
+     * @breaking-change 11.0.0
+     */
+    create(element: HTMLElement, deferCaptureElements: boolean): ConfigurableFocusTrap;
+}