text: /**
   * @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 { A11yModule, FocusMonitor } from '@angular/cdk/a11y';
  import { PortalModule } from '@angular/cdk/portal';
  import { CdkStep, CdkStepLabel, CdkStepper, CdkStepperModule, CdkStepperNext, CdkStepperPrevious } from '@angular/cdk/stepper';
  import { CommonModule } from '@angular/common';
  import { ChangeDetectionStrategy, ChangeDetectorRef, Component, ContentChild, ContentChildren, Directive, ElementRef, Inject, Injectable, Input, NgModule, Optional, SkipSelf, TemplateRef, ViewChildren, ViewEncapsulation, forwardRef } from '@angular/core';
  import { MatButtonModule } from '@angular/material/button';
  import { ErrorStateMatcher, MatCommonModule, MatRippleModule } from '@angular/material/core';
  import { MatIconModule } from '@angular/material/icon';
  import { coerceBooleanProperty, coerceNumberProperty } from '@angular/cdk/coercion';
  import { __extends } from 'tslib';
  import * as tslib_1 from 'tslib';
  import { Subject } from 'rxjs/Subject';
  import { Directionality } from '@angular/cdk/bidi';
  import { takeUntil } from 'rxjs/operators/takeUntil';
  import { animate, state, style, transition, trigger } from '@angular/animations';
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes} checked by tsc
   */
  
  var MatStepLabel = /** @class */ (function (_super) {
      __extends(MatStepLabel, _super);
      function MatStepLabel(template) {
          return _super.call(this, template) || this;
      }
      MatStepLabel.decorators = [
          { type: Directive, args: [{
                      selector: '[matStepLabel]',
                  },] },
      ];
      /** @nocollapse */
      MatStepLabel.ctorParameters = function () { return [
          { type: TemplateRef, },
      ]; };
      return MatStepLabel;
  }(CdkStepLabel));
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes} checked by tsc
   */
  
  /**
   * Stepper data that is required for internationalization.
   */
  var MatStepperIntl = /** @class */ (function () {
      function MatStepperIntl() {
          /**
           * Stream that emits whenever the labels here are changed. Use this to notify
           * components if the labels have changed after initialization.
           */
          this.changes = new Subject();
          /**
           * Label that is rendered below optional steps.
           */
          this.optionalLabel = 'Optional';
      }
      MatStepperIntl.decorators = [
          { type: Injectable },
      ];
      /** @nocollapse */
      MatStepperIntl.ctorParameters = function () { return []; };
      return MatStepperIntl;
  }());
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes} checked by tsc
   */
  
  var MatStepHeader = /** @class */ (function () {
      function MatStepHeader(_intl, _focusMonitor, _element, changeDetectorRef) {
          this._intl = _intl;
          this._focusMonitor = _focusMonitor;
          this._element = _element;
          _focusMonitor.monitor(_element.nativeElement, true);
          this._intlSubscription = _intl.changes.subscribe(function () { return changeDetectorRef.markForCheck(); });
      }
      Object.defineProperty(MatStepHeader.prototype, "index", {
          get: /**
           * Index of the given step.
           * @return {?}
           */
          function () { return this._index; },
          set: /**
           * @param {?} value
           * @return {?}
           */
          function (value) { this._index = coerceNumberProperty(value); },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(MatStepHeader.prototype, "selected", {
          get: /**
           * Whether the given step is selected.
           * @return {?}
           */
          function () { return this._selected; },
          set: /**
           * @param {?} value
           * @return {?}
           */
          function (value) { this._selected = coerceBooleanProperty(value); },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(MatStepHeader.prototype, "active", {
          get: /**
           * Whether the given step label is active.
           * @return {?}
           */
          function () { return this._active; },
          set: /**
           * @param {?} value
           * @return {?}
           */
          function (value) { this._active = coerceBooleanProperty(value); },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(MatStepHeader.prototype, "optional", {
          get: /**
           * Whether the given step is optional.
           * @return {?}
           */
          function () { return this._optional; },
          set: /**
           * @param {?} value
           * @return {?}
           */
          function (value) { this._optional = coerceBooleanProperty(value); },
          enumerable: true,
          configurable: true
      });
      /**
       * @return {?}
       */
      MatStepHeader.prototype.ngOnDestroy = /**
       * @return {?}
       */
      function () {
          this._intlSubscription.unsubscribe();
          this._focusMonitor.stopMonitoring(this._element.nativeElement);
      };
      /** Returns string label of given step if it is a text label. */
      /**
       * Returns string label of given step if it is a text label.
       * @return {?}
       */
      MatStepHeader.prototype._stringLabel = /**
       * Returns string label of given step if it is a text label.
       * @return {?}
       */
      function () {
          return this.label instanceof MatStepLabel ? null : this.label;
      };
      /** Returns MatStepLabel if the label of given step is a template label. */
      /**
       * Returns MatStepLabel if the label of given step is a template label.
       * @return {?}
       */
      MatStepHeader.prototype._templateLabel = /**
       * Returns MatStepLabel if the label of given step is a template label.
       * @return {?}
       */
      function () {
          return this.label instanceof MatStepLabel ? this.label : null;
      };
      /** Returns the host HTML element. */
      /**
       * Returns the host HTML element.
       * @return {?}
       */
      MatStepHeader.prototype._getHostElement = /**
       * Returns the host HTML element.
       * @return {?}
       */
      function () {
          return this._element.nativeElement;
      };
      MatStepHeader.decorators = [
          { type: Component, args: [{selector: 'mat-step-header',
                      template: "<div class=\"mat-step-header-ripple\" mat-ripple [matRippleTrigger]=\"_getHostElement()\"></div><div [class.mat-step-icon]=\"state !== 'number' || selected\" [class.mat-step-icon-not-touched]=\"state == 'number' && !selected\" [ngSwitch]=\"state\"><span *ngSwitchCase=\"'number'\">{{index + 1}}</span><ng-container *ngSwitchCase=\"'edit'\" [ngSwitch]=\"!!(iconOverrides && iconOverrides.edit)\"><ng-container *ngSwitchCase=\"true\" [ngTemplateOutlet]=\"iconOverrides.edit\"></ng-container><mat-icon *ngSwitchDefault>create</mat-icon></ng-container><ng-container *ngSwitchCase=\"'done'\" [ngSwitch]=\"!!(iconOverrides && iconOverrides.done)\"><ng-container *ngSwitchCase=\"true\" [ngTemplateOutlet]=\"iconOverrides.done\"></ng-container><mat-icon *ngSwitchDefault>done</mat-icon></ng-container></div><div class=\"mat-step-label\" [class.mat-step-label-active]=\"active\" [class.mat-step-label-selected]=\"selected\"><ng-container *ngIf=\"_templateLabel()\" [ngTemplateOutlet]=\"_templateLabel()!.template\"></ng-container><div class=\"mat-step-text-label\" *ngIf=\"_stringLabel()\">{{label}}</div><div class=\"mat-step-optional\" *ngIf=\"optional\">{{_intl.optionalLabel}}</div></div>",
                      styles: [".mat-step-header{overflow:hidden;outline:0;cursor:pointer;position:relative;box-sizing:content-box}.mat-step-optional{font-size:12px}.mat-step-icon,.mat-step-icon-not-touched{border-radius:50%;height:24px;width:24px;align-items:center;justify-content:center;display:flex}.mat-step-icon .mat-icon{font-size:16px;height:16px;width:16px}.mat-step-label{display:inline-block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:50px;vertical-align:middle}.mat-step-text-label{text-overflow:ellipsis;overflow:hidden}.mat-step-header-ripple{top:0;left:0;right:0;bottom:0;position:absolute;pointer-events:none}"],
                      host: {
                          'class': 'mat-step-header',
                          'role': 'tab',
                      },
                      encapsulation: ViewEncapsulation.None,
                      preserveWhitespaces: false,
                      changeDetection: ChangeDetectionStrategy.OnPush,
                  },] },
      ];
      /** @nocollapse */
      MatStepHeader.ctorParameters = function () { return [
          { type: MatStepperIntl, },
          { type: FocusMonitor, },
          { type: ElementRef, },
          { type: ChangeDetectorRef, },
      ]; };
      MatStepHeader.propDecorators = {
          "state": [{ type: Input },],
          "label": [{ type: Input },],
          "iconOverrides": [{ type: Input },],
          "index": [{ type: Input },],
          "selected": [{ type: Input },],
          "active": [{ type: Input },],
          "optional": [{ type: Input },],
      };
      return MatStepHeader;
  }());
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes} checked by tsc
   */
  
  /**
   * Animations used by the Material steppers.
   */
  var matStepperAnimations = {
      /** Animation that transitions the step along the X axis in a horizontal stepper. */
      horizontalStepTransition: trigger('stepTransition', [
          state('previous', style({ transform: 'translate3d(-100%, 0, 0)', visibility: 'hidden' })),
          state('current', style({ transform: 'none', visibility: 'visible' })),
          state('next', style({ transform: 'translate3d(100%, 0, 0)', visibility: 'hidden' })),
          transition('* => *', animate('500ms cubic-bezier(0.35, 0, 0.25, 1)'))
      ]),
      /** Animation that transitions the step along the Y axis in a vertical stepper. */
      verticalStepTransition: trigger('stepTransition', [
          state('previous', style({ height: '0px', visibility: 'hidden' })),
          state('next', style({ height: '0px', visibility: 'hidden' })),
          state('current', style({ height: '*', visibility: 'visible' })),
          transition('* <=> current', animate('225ms cubic-bezier(0.4, 0.0, 0.2, 1)'))
      ])
  };
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes} checked by tsc
   */
  
  /**
   * Template to be used to override the icons inside the step header.
   */
  var MatStepperIcon = /** @class */ (function () {
      function MatStepperIcon(templateRef) {
          this.templateRef = templateRef;
      }
      MatStepperIcon.decorators = [
          { type: Directive, args: [{
                      selector: 'ng-template[matStepperIcon]',
                  },] },
      ];
      /** @nocollapse */
      MatStepperIcon.ctorParameters = function () { return [
          { type: TemplateRef, },
      ]; };
      MatStepperIcon.propDecorators = {
          "name": [{ type: Input, args: ['matStepperIcon',] },],
      };
      return MatStepperIcon;
  }());
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes} checked by tsc
   */
  
  /**
   * Workaround for https://github.com/angular/angular/issues/17849
   */
  var _MatStep = CdkStep;
  var _MatStepper = CdkStepper;
  var MatStep = /** @class */ (function (_super) {
      __extends(MatStep, _super);
      function MatStep(stepper, _errorStateMatcher) {
          var _this = _super.call(this, stepper) || this;
          _this._errorStateMatcher = _errorStateMatcher;
          return _this;
      }
      /** Custom error state matcher that additionally checks for validity of interacted form. */
      /**
       * Custom error state matcher that additionally checks for validity of interacted form.
       * @param {?} control
       * @param {?} form
       * @return {?}
       */
      MatStep.prototype.isErrorState = /**
       * Custom error state matcher that additionally checks for validity of interacted form.
       * @param {?} control
       * @param {?} form
       * @return {?}
       */
      function (control, form) {
          var /** @type {?} */ originalErrorState = this._errorStateMatcher.isErrorState(control, form);
          // Custom error state checks for the validity of form that is not submitted or touched
          // since user can trigger a form change by calling for another step without directly
          // interacting with the current form.
          var /** @type {?} */ customErrorState = !!(control && control.invalid && this.interacted);
          return originalErrorState || customErrorState;
      };
      MatStep.decorators = [
          { type: Component, args: [{selector: 'mat-step',
                      template: "<ng-template><ng-content></ng-content></ng-template>",
                      providers: [{ provide: ErrorStateMatcher, useExisting: MatStep }],
                      encapsulation: ViewEncapsulation.None,
                      exportAs: 'matStep',
                      preserveWhitespaces: false,
                      changeDetection: ChangeDetectionStrategy.OnPush,
                  },] },
      ];
      /** @nocollapse */
      MatStep.ctorParameters = function () { return [
          { type: MatStepper, decorators: [{ type: Inject, args: [forwardRef(function () { return MatStepper; }),] },] },
          { type: ErrorStateMatcher, decorators: [{ type: SkipSelf },] },
      ]; };
      MatStep.propDecorators = {
          "stepLabel": [{ type: ContentChild, args: [MatStepLabel,] },],
      };
      return MatStep;
  }(CdkStep));
  var MatStepper = /** @class */ (function (_super) {
      __extends(MatStepper, _super);
      function MatStepper() {
          var _this = _super !== null && _super.apply(this, arguments) || this;
          /**
           * Consumer-specified template-refs to be used to override the header icons.
           */
          _this._iconOverrides = {};
          return _this;
      }
      /**
       * @return {?}
       */
      MatStepper.prototype.ngAfterContentInit = /**
       * @return {?}
       */
      function () {
          var _this = this;
          var /** @type {?} */ icons = this._icons.toArray();
          var /** @type {?} */ editOverride = icons.find(function (icon) { return icon.name === 'edit'; });
          var /** @type {?} */ doneOverride = icons.find(function (icon) { return icon.name === 'done'; });
          if (editOverride) {
              this._iconOverrides["edit"] = editOverride.templateRef;
          }
          if (doneOverride) {
              this._iconOverrides["done"] = doneOverride.templateRef;
          }
          // Mark the component for change detection whenever the content children query changes
          this._steps.changes.pipe(takeUntil(this._destroyed)).subscribe(function () { return _this._stateChanged(); });
      };
      MatStepper.decorators = [
          { type: Directive, args: [{
                      selector: '[matStepper]'
                  },] },
      ];
      /** @nocollapse */
      MatStepper.ctorParameters = function () { return []; };
      MatStepper.propDecorators = {
          "_stepHeader": [{ type: ViewChildren, args: [MatStepHeader, { read: ElementRef },] },],
          "_steps": [{ type: ContentChildren, args: [MatStep,] },],
          "_icons": [{ type: ContentChildren, args: [MatStepperIcon,] },],
      };
      return MatStepper;
  }(CdkStepper));
  var MatHorizontalStepper = /** @class */ (function (_super) {
      __extends(MatHorizontalStepper, _super);
      function MatHorizontalStepper() {
          return _super !== null && _super.apply(this, arguments) || this;
      }
      MatHorizontalStepper.decorators = [
          { type: Component, args: [{selector: 'mat-horizontal-stepper',
                      exportAs: 'matHorizontalStepper',
                      template: "<div class=\"mat-horizontal-stepper-header-container\"><ng-container *ngFor=\"let step of _steps; let i = index; let isLast = last\"><mat-step-header class=\"mat-horizontal-stepper-header\" (click)=\"step.select()\" (keydown)=\"_onKeydown($event)\" [tabIndex]=\"_focusIndex === i ? 0 : -1\" [id]=\"_getStepLabelId(i)\" [attr.aria-controls]=\"_getStepContentId(i)\" [attr.aria-selected]=\"selectedIndex == i\" [index]=\"i\" [state]=\"_getIndicatorType(i)\" [label]=\"step.stepLabel || step.label\" [selected]=\"selectedIndex === i\" [active]=\"step.completed || selectedIndex === i || !linear\" [optional]=\"step.optional\" [iconOverrides]=\"_iconOverrides\"></mat-step-header><div *ngIf=\"!isLast\" class=\"mat-stepper-horizontal-line\"></div></ng-container></div><div class=\"mat-horizontal-content-container\"><div *ngFor=\"let step of _steps; let i = index\" class=\"mat-horizontal-stepper-content\" role=\"tabpanel\" [@stepTransition]=\"_getAnimationDirection(i)\" [id]=\"_getStepContentId(i)\" [attr.aria-labelledby]=\"_getStepLabelId(i)\" [attr.aria-expanded]=\"selectedIndex === i\"><ng-container [ngTemplateOutlet]=\"step.content\"></ng-container></div></div>",
                      styles: [".mat-stepper-horizontal,.mat-stepper-vertical{display:block}.mat-horizontal-stepper-header-container{white-space:nowrap;display:flex;align-items:center}.mat-stepper-horizontal-line{border-top-width:1px;border-top-style:solid;flex:auto;height:0;margin:0 -16px;min-width:32px}.mat-horizontal-stepper-header{display:flex;height:72px;overflow:hidden;align-items:center;padding:0 24px}.mat-horizontal-stepper-header .mat-step-icon,.mat-horizontal-stepper-header .mat-step-icon-not-touched{margin-right:8px;flex:none}[dir=rtl] .mat-horizontal-stepper-header .mat-step-icon,[dir=rtl] .mat-horizontal-stepper-header .mat-step-icon-not-touched{margin-right:0;margin-left:8px}.mat-vertical-stepper-header{display:flex;align-items:center;padding:24px;max-height:24px}.mat-vertical-stepper-header .mat-step-icon,.mat-vertical-stepper-header .mat-step-icon-not-touched{margin-right:12px}[dir=rtl] .mat-vertical-stepper-header .mat-step-icon,[dir=rtl] .mat-vertical-stepper-header .mat-step-icon-not-touched{margin-right:0;margin-left:12px}.mat-horizontal-stepper-content{overflow:hidden}.mat-horizontal-stepper-content[aria-expanded=false]{height:0}.mat-horizontal-content-container{overflow:hidden;padding:0 24px 24px 24px}.mat-vertical-content-container{margin-left:36px;border:0;position:relative}[dir=rtl] .mat-vertical-content-container{margin-left:0;margin-right:36px}.mat-stepper-vertical-line::before{content:'';position:absolute;top:-16px;bottom:-16px;left:0;border-left-width:1px;border-left-style:solid}[dir=rtl] .mat-stepper-vertical-line::before{left:auto;right:0}.mat-vertical-stepper-content{overflow:hidden}.mat-vertical-content{padding:0 24px 24px 24px}.mat-step:last-child .mat-vertical-content-container{border:none}"],
                      inputs: ['selectedIndex'],
                      host: {
                          'class': 'mat-stepper-horizontal',
                          'aria-orientation': 'horizontal',
                          'role': 'tablist',
                      },
                      animations: [matStepperAnimations.horizontalStepTransition],
                      providers: [{ provide: MatStepper, useExisting: MatHorizontalStepper }],
                      encapsulation: ViewEncapsulation.None,
                      preserveWhitespaces: false,
                      changeDetection: ChangeDetectionStrategy.OnPush,
                  },] },
      ];
      /** @nocollapse */
      MatHorizontalStepper.ctorParameters = function () { return []; };
      return MatHorizontalStepper;
  }(MatStepper));
  var MatVerticalStepper = /** @class */ (function (_super) {
      __extends(MatVerticalStepper, _super);
      function MatVerticalStepper(dir, changeDetectorRef) {
          var _this = _super.call(this, dir, changeDetectorRef) || this;
          _this._orientation = 'vertical';
          return _this;
      }
      MatVerticalStepper.decorators = [
          { type: Component, args: [{selector: 'mat-vertical-stepper',
                      exportAs: 'matVerticalStepper',
                      template: "<div class=\"mat-step\" *ngFor=\"let step of _steps; let i = index; let isLast = last\"><mat-step-header class=\"mat-vertical-stepper-header\" (click)=\"step.select()\" (keydown)=\"_onKeydown($event)\" [tabIndex]=\"_focusIndex == i ? 0 : -1\" [id]=\"_getStepLabelId(i)\" [attr.aria-controls]=\"_getStepContentId(i)\" [attr.aria-selected]=\"selectedIndex === i\" [index]=\"i\" [state]=\"_getIndicatorType(i)\" [label]=\"step.stepLabel || step.label\" [selected]=\"selectedIndex === i\" [active]=\"step.completed || selectedIndex === i || !linear\" [optional]=\"step.optional\" [iconOverrides]=\"_iconOverrides\"></mat-step-header><div class=\"mat-vertical-content-container\" [class.mat-stepper-vertical-line]=\"!isLast\"><div class=\"mat-vertical-stepper-content\" role=\"tabpanel\" [@stepTransition]=\"_getAnimationDirection(i)\" [id]=\"_getStepContentId(i)\" [attr.aria-labelledby]=\"_getStepLabelId(i)\" [attr.aria-expanded]=\"selectedIndex === i\"><div class=\"mat-vertical-content\"><ng-container [ngTemplateOutlet]=\"step.content\"></ng-container></div></div></div></div>",
                      styles: [".mat-stepper-horizontal,.mat-stepper-vertical{display:block}.mat-horizontal-stepper-header-container{white-space:nowrap;display:flex;align-items:center}.mat-stepper-horizontal-line{border-top-width:1px;border-top-style:solid;flex:auto;height:0;margin:0 -16px;min-width:32px}.mat-horizontal-stepper-header{display:flex;height:72px;overflow:hidden;align-items:center;padding:0 24px}.mat-horizontal-stepper-header .mat-step-icon,.mat-horizontal-stepper-header .mat-step-icon-not-touched{margin-right:8px;flex:none}[dir=rtl] .mat-horizontal-stepper-header .mat-step-icon,[dir=rtl] .mat-horizontal-stepper-header .mat-step-icon-not-touched{margin-right:0;margin-left:8px}.mat-vertical-stepper-header{display:flex;align-items:center;padding:24px;max-height:24px}.mat-vertical-stepper-header .mat-step-icon,.mat-vertical-stepper-header .mat-step-icon-not-touched{margin-right:12px}[dir=rtl] .mat-vertical-stepper-header .mat-step-icon,[dir=rtl] .mat-vertical-stepper-header .mat-step-icon-not-touched{margin-right:0;margin-left:12px}.mat-horizontal-stepper-content{overflow:hidden}.mat-horizontal-stepper-content[aria-expanded=false]{height:0}.mat-horizontal-content-container{overflow:hidden;padding:0 24px 24px 24px}.mat-vertical-content-container{margin-left:36px;border:0;position:relative}[dir=rtl] .mat-vertical-content-container{margin-left:0;margin-right:36px}.mat-stepper-vertical-line::before{content:'';position:absolute;top:-16px;bottom:-16px;left:0;border-left-width:1px;border-left-style:solid}[dir=rtl] .mat-stepper-vertical-line::before{left:auto;right:0}.mat-vertical-stepper-content{overflow:hidden}.mat-vertical-content{padding:0 24px 24px 24px}.mat-step:last-child .mat-vertical-content-container{border:none}"],
                      inputs: ['selectedIndex'],
                      host: {
                          'class': 'mat-stepper-vertical',
                          'aria-orientation': 'vertical',
                          'role': 'tablist',
                      },
                      animations: [matStepperAnimations.verticalStepTransition],
                      providers: [{ provide: MatStepper, useExisting: MatVerticalStepper }],
                      encapsulation: ViewEncapsulation.None,
                      preserveWhitespaces: false,
                      changeDetection: ChangeDetectionStrategy.OnPush,
                  },] },
      ];
      /** @nocollapse */
      MatVerticalStepper.ctorParameters = function () { return [
          { type: Directionality, decorators: [{ type: Optional },] },
          { type: ChangeDetectorRef, },
      ]; };
      return MatVerticalStepper;
  }(MatStepper));
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes} checked by tsc
   */
  
  /**
   * Button that moves to the next step in a stepper workflow.
   */
  var MatStepperNext = /** @class */ (function (_super) {
      __extends(MatStepperNext, _super);
      function MatStepperNext() {
          return _super !== null && _super.apply(this, arguments) || this;
      }
      MatStepperNext.decorators = [
          { type: Directive, args: [{
                      selector: 'button[matStepperNext]',
                      host: {
                          '(click)': '_stepper.next()',
                          '[type]': 'type',
                      },
                      inputs: ['type'],
                      providers: [{ provide: CdkStepper, useExisting: MatStepper }]
                  },] },
      ];
      /** @nocollapse */
      MatStepperNext.ctorParameters = function () { return []; };
      return MatStepperNext;
  }(CdkStepperNext));
  /**
   * Button that moves to the previous step in a stepper workflow.
   */
  var MatStepperPrevious = /** @class */ (function (_super) {
      __extends(MatStepperPrevious, _super);
      function MatStepperPrevious() {
          return _super !== null && _super.apply(this, arguments) || this;
      }
      MatStepperPrevious.decorators = [
          { type: Directive, args: [{
                      selector: 'button[matStepperPrevious]',
                      host: {
                          '(click)': '_stepper.previous()',
                          '[type]': 'type',
                      },
                      inputs: ['type'],
                      providers: [{ provide: CdkStepper, useExisting: MatStepper }]
                  },] },
      ];
      /** @nocollapse */
      MatStepperPrevious.ctorParameters = function () { return []; };
      return MatStepperPrevious;
  }(CdkStepperPrevious));
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes} checked by tsc
   */
  
  var MatStepperModule = /** @class */ (function () {
      function MatStepperModule() {
      }
      MatStepperModule.decorators = [
          { type: NgModule, args: [{
                      imports: [
                          MatCommonModule,
                          CommonModule,
                          PortalModule,
                          MatButtonModule,
                          CdkStepperModule,
                          MatIconModule,
                          A11yModule,
                          MatRippleModule,
                      ],
                      exports: [
                          MatCommonModule,
                          MatHorizontalStepper,
                          MatVerticalStepper,
                          MatStep,
                          MatStepLabel,
                          MatStepper,
                          MatStepperNext,
                          MatStepperPrevious,
                          MatStepHeader,
                          MatStepperIcon,
                      ],
                      declarations: [
                          MatHorizontalStepper,
                          MatVerticalStepper,
                          MatStep,
                          MatStepLabel,
                          MatStepper,
                          MatStepperNext,
                          MatStepperPrevious,
                          MatStepHeader,
                          MatStepperIcon,
                      ],
                      providers: [MatStepperIntl, ErrorStateMatcher],
                  },] },
      ];
      /** @nocollapse */
      MatStepperModule.ctorParameters = function () { return []; };
      return MatStepperModule;
  }());
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes} checked by tsc
   */
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes} checked by tsc
   */
  /**
   * Generated bundle index. Do not edit.
   */
  
  export { MatStepperModule, MatStepLabel, _MatStep, _MatStepper, MatStep, MatStepper, MatHorizontalStepper, MatVerticalStepper, MatStepperNext, MatStepperPrevious, MatStepHeader, MatStepperIntl, matStepperAnimations, MatStepperIcon };
  //# sourceMappingURL=stepper.es5.js.map
  