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 { Directive, Input, ChangeDetectionStrategy, ChangeDetectorRef, Component, ContentChild, ContentChildren, ElementRef, Inject, InjectionToken, NgZone, Optional, ViewChild, ViewEncapsulation, NgModule } from '@angular/core';
  import { animate, state, style, transition, trigger } from '@angular/animations';
  import { __extends } from 'tslib';
  import { Directionality } from '@angular/cdk/bidi';
  import { coerceBooleanProperty } from '@angular/cdk/coercion';
  import { MAT_LABEL_GLOBAL_OPTIONS, mixinColor } from '@angular/material/core';
  import { fromEvent, merge, Subject } from 'rxjs';
  import { startWith, take, takeUntil } from 'rxjs/operators';
  import { Platform } from '@angular/cdk/platform';
  import { ANIMATION_MODULE_TYPE } from '@angular/platform-browser/animations';
  import { CommonModule } from '@angular/common';
  import { ObserversModule } from '@angular/cdk/observers';
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
   */
  /** @type {?} */
  var nextUniqueId = 0;
  /**
   * Single error message to be shown underneath the form field.
   */
  var MatError = /** @class */ (function () {
      function MatError() {
          this.id = "mat-error-" + nextUniqueId++;
      }
      MatError.decorators = [
          { type: Directive, args: [{
                      selector: 'mat-error',
                      host: {
                          'class': 'mat-error',
                          'role': 'alert',
                          '[attr.id]': 'id',
                      }
                  },] },
      ];
      MatError.propDecorators = {
          id: [{ type: Input }]
      };
      return MatError;
  }());
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
   */
  /**
   * Animations used by the MatFormField.
   * \@docs-private
   * @type {?}
   */
  var matFormFieldAnimations = {
      /**
       * Animation that transitions the form field's error and hint messages.
       */
      transitionMessages: trigger('transitionMessages', [
          // TODO(mmalerba): Use angular animations for label animation as well.
          state('enter', style({ opacity: 1, transform: 'translateY(0%)' })),
          transition('void => enter', [
              style({ opacity: 0, transform: 'translateY(-100%)' }),
              animate('300ms cubic-bezier(0.55, 0, 0.55, 0.2)'),
          ]),
      ])
  };
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
   */
  
  /**
   * An interface which allows a control to work inside of a `MatFormField`.
   * @abstract
   * @template T
   */
  var  /**
   * An interface which allows a control to work inside of a `MatFormField`.
   * @abstract
   * @template T
   */
  MatFormFieldControl = /** @class */ (function () {
      function MatFormFieldControl() {
      }
      return MatFormFieldControl;
  }());
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
   */
  
  /**
   * \@docs-private
   * @return {?}
   */
  function getMatFormFieldPlaceholderConflictError() {
      return Error('Placeholder attribute and child element were both specified.');
  }
  /**
   * \@docs-private
   * @param {?} align
   * @return {?}
   */
  function getMatFormFieldDuplicatedHintError(align) {
      return Error("A hint was already declared for 'align=\"" + align + "\"'.");
  }
  /**
   * \@docs-private
   * @return {?}
   */
  function getMatFormFieldMissingControlError() {
      return Error('mat-form-field must contain a MatFormFieldControl.');
  }
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
   */
  /** @type {?} */
  var nextUniqueId$1 = 0;
  /**
   * Hint text to be shown underneath the form field control.
   */
  var MatHint = /** @class */ (function () {
      function MatHint() {
          /**
           * Whether to align the hint label at the start or end of the line.
           */
          this.align = 'start';
          /**
           * Unique ID for the hint. Used for the aria-describedby on the form field control.
           */
          this.id = "mat-hint-" + nextUniqueId$1++;
      }
      MatHint.decorators = [
          { type: Directive, args: [{
                      selector: 'mat-hint',
                      host: {
                          'class': 'mat-hint',
                          '[class.mat-right]': 'align == "end"',
                          '[attr.id]': 'id',
                          // Remove align attribute to prevent it from interfering with layout.
                          '[attr.align]': 'null',
                      }
                  },] },
      ];
      MatHint.propDecorators = {
          align: [{ type: Input }],
          id: [{ type: Input }]
      };
      return MatHint;
  }());
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
   */
  /**
   * The floating label for a `mat-form-field`.
   */
  var MatLabel = /** @class */ (function () {
      function MatLabel() {
      }
      MatLabel.decorators = [
          { type: Directive, args: [{
                      selector: 'mat-label'
                  },] },
      ];
      return MatLabel;
  }());
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
   */
  /**
   * The placeholder text for an `MatFormField`.
   * @deprecated Use `<mat-label>` to specify the label and the `placeholder` attribute to specify the
   *     placeholder.
   * \@breaking-change 8.0.0
   */
  var MatPlaceholder = /** @class */ (function () {
      function MatPlaceholder() {
      }
      MatPlaceholder.decorators = [
          { type: Directive, args: [{
                      selector: 'mat-placeholder'
                  },] },
      ];
      return MatPlaceholder;
  }());
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
   */
  /**
   * Prefix to be placed in front of the form field.
   */
  var MatPrefix = /** @class */ (function () {
      function MatPrefix() {
      }
      MatPrefix.decorators = [
          { type: Directive, args: [{
                      selector: '[matPrefix]',
                  },] },
      ];
      return MatPrefix;
  }());
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
   */
  /**
   * Suffix to be placed at the end of the form field.
   */
  var MatSuffix = /** @class */ (function () {
      function MatSuffix() {
      }
      MatSuffix.decorators = [
          { type: Directive, args: [{
                      selector: '[matSuffix]',
                  },] },
      ];
      return MatSuffix;
  }());
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
   */
  /** @type {?} */
  var nextUniqueId$2 = 0;
  /** @type {?} */
  var floatingLabelScale = 0.75;
  /** @type {?} */
  var outlineGapPadding = 5;
  /**
   * Boilerplate for applying mixins to MatFormField.
   * \@docs-private
   */
  var /**
   * Boilerplate for applying mixins to MatFormField.
   * \@docs-private
   */
  MatFormFieldBase = /** @class */ (function () {
      function MatFormFieldBase(_elementRef) {
          this._elementRef = _elementRef;
      }
      return MatFormFieldBase;
  }());
  /**
   * Base class to which we're applying the form field mixins.
   * \@docs-private
   * @type {?}
   */
  var _MatFormFieldMixinBase = mixinColor(MatFormFieldBase, 'primary');
  /**
   * Injection token that can be used to configure the
   * default options for all form field within an app.
   * @type {?}
   */
  var MAT_FORM_FIELD_DEFAULT_OPTIONS = new InjectionToken('MAT_FORM_FIELD_DEFAULT_OPTIONS');
  /**
   * Container for form controls that applies Material Design styling and behavior.
   */
  var MatFormField = /** @class */ (function (_super) {
      __extends(MatFormField, _super);
      function MatFormField(_elementRef, _changeDetectorRef, labelOptions, _dir, _defaults, _platform, _ngZone, _animationMode) {
          var _this = _super.call(this, _elementRef) || this;
          _this._elementRef = _elementRef;
          _this._changeDetectorRef = _changeDetectorRef;
          _this._dir = _dir;
          _this._defaults = _defaults;
          _this._platform = _platform;
          _this._ngZone = _ngZone;
          /**
           * Whether the outline gap needs to be calculated
           * immediately on the next change detection run.
           */
          _this._outlineGapCalculationNeededImmediately = false;
          /**
           * Whether the outline gap needs to be calculated next time the zone has stabilized.
           */
          _this._outlineGapCalculationNeededOnStable = false;
          _this._destroyed = new Subject();
          /**
           * Override for the logic that disables the label animation in certain cases.
           */
          _this._showAlwaysAnimate = false;
          /**
           * State of the mat-hint and mat-error animations.
           */
          _this._subscriptAnimationState = '';
          _this._hintLabel = '';
          // Unique id for the hint label.
          _this._hintLabelId = "mat-hint-" + nextUniqueId$2++;
          // Unique id for the internal form field label.
          _this._labelId = "mat-form-field-label-" + nextUniqueId$2++;
          _this._labelOptions = labelOptions ? labelOptions : {};
          _this.floatLabel = _this._labelOptions.float || 'auto';
          _this._animationsEnabled = _animationMode !== 'NoopAnimations';
          // Set the default through here so we invoke the setter on the first run.
          _this.appearance = (_defaults && _defaults.appearance) ? _defaults.appearance : 'legacy';
          return _this;
      }
      Object.defineProperty(MatFormField.prototype, "appearance", {
          /** The form-field appearance style. */
          get: /**
           * The form-field appearance style.
           * @return {?}
           */
          function () { return this._appearance; },
          set: /**
           * @param {?} value
           * @return {?}
           */
          function (value) {
              /** @type {?} */
              var oldValue = this._appearance;
              this._appearance = value || (this._defaults && this._defaults.appearance) || 'legacy';
              if (this._appearance === 'outline' && oldValue !== value) {
                  this._outlineGapCalculationNeededOnStable = true;
              }
          },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(MatFormField.prototype, "hideRequiredMarker", {
          /** Whether the required marker should be hidden. */
          get: /**
           * Whether the required marker should be hidden.
           * @return {?}
           */
          function () { return this._hideRequiredMarker; },
          set: /**
           * @param {?} value
           * @return {?}
           */
          function (value) {
              this._hideRequiredMarker = coerceBooleanProperty(value);
          },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(MatFormField.prototype, "_shouldAlwaysFloat", {
          /** Whether the floating label should always float or not. */
          get: /**
           * Whether the floating label should always float or not.
           * @return {?}
           */
          function () {
              return this.floatLabel === 'always' && !this._showAlwaysAnimate;
          },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(MatFormField.prototype, "_canLabelFloat", {
          /** Whether the label can float or not. */
          get: /**
           * Whether the label can float or not.
           * @return {?}
           */
          function () { return this.floatLabel !== 'never'; },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(MatFormField.prototype, "hintLabel", {
          /** Text for the form field hint. */
          get: /**
           * Text for the form field hint.
           * @return {?}
           */
          function () { return this._hintLabel; },
          set: /**
           * @param {?} value
           * @return {?}
           */
          function (value) {
              this._hintLabel = value;
              this._processHints();
          },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(MatFormField.prototype, "floatLabel", {
          /**
           * Whether the label should always float, never float or float as the user types.
           *
           * Note: only the legacy appearance supports the `never` option. `never` was originally added as a
           * way to make the floating label emulate the behavior of a standard input placeholder. However
           * the form field now supports both floating labels and placeholders. Therefore in the non-legacy
           * appearances the `never` option has been disabled in favor of just using the placeholder.
           */
          get: /**
           * Whether the label should always float, never float or float as the user types.
           *
           * Note: only the legacy appearance supports the `never` option. `never` was originally added as a
           * way to make the floating label emulate the behavior of a standard input placeholder. However
           * the form field now supports both floating labels and placeholders. Therefore in the non-legacy
           * appearances the `never` option has been disabled in favor of just using the placeholder.
           * @return {?}
           */
          function () {
              return this.appearance !== 'legacy' && this._floatLabel === 'never' ? 'auto' : this._floatLabel;
          },
          set: /**
           * @param {?} value
           * @return {?}
           */
          function (value) {
              if (value !== this._floatLabel) {
                  this._floatLabel = value || this._labelOptions.float || 'auto';
                  this._changeDetectorRef.markForCheck();
              }
          },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(MatFormField.prototype, "_control", {
          get: /**
           * @return {?}
           */
          function () {
              // TODO(crisbeto): we need this hacky workaround in order to support both Ivy
              // and ViewEngine. We should clean this up once Ivy is the default renderer.
              return this._explicitFormFieldControl || this._controlNonStatic || this._controlStatic;
          },
          set: /**
           * @param {?} value
           * @return {?}
           */
          function (value) {
              this._explicitFormFieldControl = value;
          },
          enumerable: true,
          configurable: true
      });
      Object.defineProperty(MatFormField.prototype, "_labelChild", {
          get: /**
           * @return {?}
           */
          function () {
              return this._labelChildNonStatic || this._labelChildStatic;
          },
          enumerable: true,
          configurable: true
      });
      /**
       * Gets an ElementRef for the element that a overlay attached to the form-field should be
       * positioned relative to.
       */
      /**
       * Gets an ElementRef for the element that a overlay attached to the form-field should be
       * positioned relative to.
       * @return {?}
       */
      MatFormField.prototype.getConnectedOverlayOrigin = /**
       * Gets an ElementRef for the element that a overlay attached to the form-field should be
       * positioned relative to.
       * @return {?}
       */
      function () {
          return this._connectionContainerRef || this._elementRef;
      };
      /**
       * @return {?}
       */
      MatFormField.prototype.ngAfterContentInit = /**
       * @return {?}
       */
      function () {
          var _this = this;
          this._validateControlChild();
          /** @type {?} */
          var control = this._control;
          if (control.controlType) {
              this._elementRef.nativeElement.classList.add("mat-form-field-type-" + control.controlType);
          }
          // Subscribe to changes in the child control state in order to update the form field UI.
          control.stateChanges.pipe(startWith((/** @type {?} */ (null)))).subscribe((/**
           * @return {?}
           */
          function () {
              _this._validatePlaceholders();
              _this._syncDescribedByIds();
              _this._changeDetectorRef.markForCheck();
          }));
          // Run change detection if the value changes.
          if (control.ngControl && control.ngControl.valueChanges) {
              control.ngControl.valueChanges
                  .pipe(takeUntil(this._destroyed))
                  .subscribe((/**
               * @return {?}
               */
              function () { return _this._changeDetectorRef.markForCheck(); }));
          }
          // Note that we have to run outside of the `NgZone` explicitly,
          // in order to avoid throwing users into an infinite loop
          // if `zone-patch-rxjs` is included.
          this._ngZone.runOutsideAngular((/**
           * @return {?}
           */
          function () {
              _this._ngZone.onStable.asObservable().pipe(takeUntil(_this._destroyed)).subscribe((/**
               * @return {?}
               */
              function () {
                  if (_this._outlineGapCalculationNeededOnStable) {
                      _this.updateOutlineGap();
                  }
              }));
          }));
          // Run change detection and update the outline if the suffix or prefix changes.
          merge(this._prefixChildren.changes, this._suffixChildren.changes).subscribe((/**
           * @return {?}
           */
          function () {
              _this._outlineGapCalculationNeededOnStable = true;
              _this._changeDetectorRef.markForCheck();
          }));
          // Re-validate when the number of hints changes.
          this._hintChildren.changes.pipe(startWith(null)).subscribe((/**
           * @return {?}
           */
          function () {
              _this._processHints();
              _this._changeDetectorRef.markForCheck();
          }));
          // Update the aria-described by when the number of errors changes.
          this._errorChildren.changes.pipe(startWith(null)).subscribe((/**
           * @return {?}
           */
          function () {
              _this._syncDescribedByIds();
              _this._changeDetectorRef.markForCheck();
          }));
          if (this._dir) {
              this._dir.change.pipe(takeUntil(this._destroyed)).subscribe((/**
               * @return {?}
               */
              function () { return _this.updateOutlineGap(); }));
          }
      };
      /**
       * @return {?}
       */
      MatFormField.prototype.ngAfterContentChecked = /**
       * @return {?}
       */
      function () {
          this._validateControlChild();
          if (this._outlineGapCalculationNeededImmediately) {
              this.updateOutlineGap();
          }
      };
      /**
       * @return {?}
       */
      MatFormField.prototype.ngAfterViewInit = /**
       * @return {?}
       */
      function () {
          // Avoid animations on load.
          this._subscriptAnimationState = 'enter';
          this._changeDetectorRef.detectChanges();
      };
      /**
       * @return {?}
       */
      MatFormField.prototype.ngOnDestroy = /**
       * @return {?}
       */
      function () {
          this._destroyed.next();
          this._destroyed.complete();
      };
      /** Determines whether a class from the NgControl should be forwarded to the host element. */
      /**
       * Determines whether a class from the NgControl should be forwarded to the host element.
       * @param {?} prop
       * @return {?}
       */
      MatFormField.prototype._shouldForward = /**
       * Determines whether a class from the NgControl should be forwarded to the host element.
       * @param {?} prop
       * @return {?}
       */
      function (prop) {
          /** @type {?} */
          var ngControl = this._control ? this._control.ngControl : null;
          return ngControl && ngControl[prop];
      };
      /**
       * @return {?}
       */
      MatFormField.prototype._hasPlaceholder = /**
       * @return {?}
       */
      function () {
          return !!(this._control && this._control.placeholder || this._placeholderChild);
      };
      /**
       * @return {?}
       */
      MatFormField.prototype._hasLabel = /**
       * @return {?}
       */
      function () {
          return !!this._labelChild;
      };
      /**
       * @return {?}
       */
      MatFormField.prototype._shouldLabelFloat = /**
       * @return {?}
       */
      function () {
          return this._canLabelFloat && (this._control.shouldLabelFloat || this._shouldAlwaysFloat);
      };
      /**
       * @return {?}
       */
      MatFormField.prototype._hideControlPlaceholder = /**
       * @return {?}
       */
      function () {
          // In the legacy appearance the placeholder is promoted to a label if no label is given.
          return this.appearance === 'legacy' && !this._hasLabel() ||
              this._hasLabel() && !this._shouldLabelFloat();
      };
      /**
       * @return {?}
       */
      MatFormField.prototype._hasFloatingLabel = /**
       * @return {?}
       */
      function () {
          // In the legacy appearance the placeholder is promoted to a label if no label is given.
          return this._hasLabel() || this.appearance === 'legacy' && this._hasPlaceholder();
      };
      /** Determines whether to display hints or errors. */
      /**
       * Determines whether to display hints or errors.
       * @return {?}
       */
      MatFormField.prototype._getDisplayedMessages = /**
       * Determines whether to display hints or errors.
       * @return {?}
       */
      function () {
          return (this._errorChildren && this._errorChildren.length > 0 &&
              this._control.errorState) ? 'error' : 'hint';
      };
      /** Animates the placeholder up and locks it in position. */
      /**
       * Animates the placeholder up and locks it in position.
       * @return {?}
       */
      MatFormField.prototype._animateAndLockLabel = /**
       * Animates the placeholder up and locks it in position.
       * @return {?}
       */
      function () {
          var _this = this;
          if (this._hasFloatingLabel() && this._canLabelFloat) {
              // If animations are disabled, we shouldn't go in here,
              // because the `transitionend` will never fire.
              if (this._animationsEnabled) {
                  this._showAlwaysAnimate = true;
                  fromEvent(this._label.nativeElement, 'transitionend').pipe(take(1)).subscribe((/**
                   * @return {?}
                   */
                  function () {
                      _this._showAlwaysAnimate = false;
                  }));
              }
              this.floatLabel = 'always';
              this._changeDetectorRef.markForCheck();
          }
      };
      /**
       * Ensure that there is only one placeholder (either `placeholder` attribute on the child control
       * or child element with the `mat-placeholder` directive).
       */
      /**
       * Ensure that there is only one placeholder (either `placeholder` attribute on the child control
       * or child element with the `mat-placeholder` directive).
       * @private
       * @return {?}
       */
      MatFormField.prototype._validatePlaceholders = /**
       * Ensure that there is only one placeholder (either `placeholder` attribute on the child control
       * or child element with the `mat-placeholder` directive).
       * @private
       * @return {?}
       */
      function () {
          if (this._control.placeholder && this._placeholderChild) {
              throw getMatFormFieldPlaceholderConflictError();
          }
      };
      /** Does any extra processing that is required when handling the hints. */
      /**
       * Does any extra processing that is required when handling the hints.
       * @private
       * @return {?}
       */
      MatFormField.prototype._processHints = /**
       * Does any extra processing that is required when handling the hints.
       * @private
       * @return {?}
       */
      function () {
          this._validateHints();
          this._syncDescribedByIds();
      };
      /**
       * Ensure that there is a maximum of one of each `<mat-hint>` alignment specified, with the
       * attribute being considered as `align="start"`.
       */
      /**
       * Ensure that there is a maximum of one of each `<mat-hint>` alignment specified, with the
       * attribute being considered as `align="start"`.
       * @private
       * @return {?}
       */
      MatFormField.prototype._validateHints = /**
       * Ensure that there is a maximum of one of each `<mat-hint>` alignment specified, with the
       * attribute being considered as `align="start"`.
       * @private
       * @return {?}
       */
      function () {
          var _this = this;
          if (this._hintChildren) {
              /** @type {?} */
              var startHint_1;
              /** @type {?} */
              var endHint_1;
              this._hintChildren.forEach((/**
               * @param {?} hint
               * @return {?}
               */
              function (hint) {
                  if (hint.align === 'start') {
                      if (startHint_1 || _this.hintLabel) {
                          throw getMatFormFieldDuplicatedHintError('start');
                      }
                      startHint_1 = hint;
                  }
                  else if (hint.align === 'end') {
                      if (endHint_1) {
                          throw getMatFormFieldDuplicatedHintError('end');
                      }
                      endHint_1 = hint;
                  }
              }));
          }
      };
      /**
       * Sets the list of element IDs that describe the child control. This allows the control to update
       * its `aria-describedby` attribute accordingly.
       */
      /**
       * Sets the list of element IDs that describe the child control. This allows the control to update
       * its `aria-describedby` attribute accordingly.
       * @private
       * @return {?}
       */
      MatFormField.prototype._syncDescribedByIds = /**
       * Sets the list of element IDs that describe the child control. This allows the control to update
       * its `aria-describedby` attribute accordingly.
       * @private
       * @return {?}
       */
      function () {
          if (this._control) {
              /** @type {?} */
              var ids = [];
              if (this._getDisplayedMessages() === 'hint') {
                  /** @type {?} */
                  var startHint = this._hintChildren ?
                      this._hintChildren.find((/**
                       * @param {?} hint
                       * @return {?}
                       */
                      function (hint) { return hint.align === 'start'; })) : null;
                  /** @type {?} */
                  var endHint = this._hintChildren ?
                      this._hintChildren.find((/**
                       * @param {?} hint
                       * @return {?}
                       */
                      function (hint) { return hint.align === 'end'; })) : null;
                  if (startHint) {
                      ids.push(startHint.id);
                  }
                  else if (this._hintLabel) {
                      ids.push(this._hintLabelId);
                  }
                  if (endHint) {
                      ids.push(endHint.id);
                  }
              }
              else if (this._errorChildren) {
                  ids = this._errorChildren.map((/**
                   * @param {?} error
                   * @return {?}
                   */
                  function (error) { return error.id; }));
              }
              this._control.setDescribedByIds(ids);
          }
      };
      /** Throws an error if the form field's control is missing. */
      /**
       * Throws an error if the form field's control is missing.
       * @protected
       * @return {?}
       */
      MatFormField.prototype._validateControlChild = /**
       * Throws an error if the form field's control is missing.
       * @protected
       * @return {?}
       */
      function () {
          if (!this._control) {
              throw getMatFormFieldMissingControlError();
          }
      };
      /**
       * Updates the width and position of the gap in the outline. Only relevant for the outline
       * appearance.
       */
      /**
       * Updates the width and position of the gap in the outline. Only relevant for the outline
       * appearance.
       * @return {?}
       */
      MatFormField.prototype.updateOutlineGap = /**
       * Updates the width and position of the gap in the outline. Only relevant for the outline
       * appearance.
       * @return {?}
       */
      function () {
          /** @type {?} */
          var labelEl = this._label ? this._label.nativeElement : null;
          if (this.appearance !== 'outline' || !labelEl || !labelEl.children.length ||
              !labelEl.textContent.trim()) {
              return;
          }
          if (!this._platform.isBrowser) {
              // getBoundingClientRect isn't available on the server.
              return;
          }
          // If the element is not present in the DOM, the outline gap will need to be calculated
          // the next time it is checked and in the DOM.
          if (!(/** @type {?} */ (document.documentElement)).contains(this._elementRef.nativeElement)) {
              this._outlineGapCalculationNeededImmediately = true;
              return;
          }
          /** @type {?} */
          var startWidth = 0;
          /** @type {?} */
          var gapWidth = 0;
          /** @type {?} */
          var container = this._connectionContainerRef.nativeElement;
          /** @type {?} */
          var startEls = container.querySelectorAll('.mat-form-field-outline-start');
          /** @type {?} */
          var gapEls = container.querySelectorAll('.mat-form-field-outline-gap');
          if (this._label && this._label.nativeElement.children.length) {
              /** @type {?} */
              var containerRect = container.getBoundingClientRect();
              // If the container's width and height are zero, it means that the element is
              // invisible and we can't calculate the outline gap. Mark the element as needing
              // to be checked the next time the zone stabilizes. We can't do this immediately
              // on the next change detection, because even if the element becomes visible,
              // the `ClientRect` won't be reclaculated immediately. We reset the
              // `_outlineGapCalculationNeededImmediately` flag some we don't run the checks twice.
              if (containerRect.width === 0 && containerRect.height === 0) {
                  this._outlineGapCalculationNeededOnStable = true;
                  this._outlineGapCalculationNeededImmediately = false;
                  return;
              }
              /** @type {?} */
              var containerStart = this._getStartEnd(containerRect);
              /** @type {?} */
              var labelStart = this._getStartEnd(labelEl.children[0].getBoundingClientRect());
              /** @type {?} */
              var labelWidth = 0;
              for (var _i = 0, _a = labelEl.children; _i < _a.length; _i++) {
                  var child = _a[_i];
                  labelWidth += child.offsetWidth;
              }
              startWidth = labelStart - containerStart - outlineGapPadding;
              gapWidth = labelWidth > 0 ? labelWidth * floatingLabelScale + outlineGapPadding * 2 : 0;
          }
          for (var i = 0; i < startEls.length; i++) {
              startEls.item(i).style.width = startWidth + "px";
          }
          for (var i = 0; i < gapEls.length; i++) {
              gapEls.item(i).style.width = gapWidth + "px";
          }
          this._outlineGapCalculationNeededOnStable =
              this._outlineGapCalculationNeededImmediately = false;
      };
      /** Gets the start end of the rect considering the current directionality. */
      /**
       * Gets the start end of the rect considering the current directionality.
       * @private
       * @param {?} rect
       * @return {?}
       */
      MatFormField.prototype._getStartEnd = /**
       * Gets the start end of the rect considering the current directionality.
       * @private
       * @param {?} rect
       * @return {?}
       */
      function (rect) {
          return this._dir && this._dir.value === 'rtl' ? rect.right : rect.left;
      };
      MatFormField.decorators = [
          { type: Component, args: [{selector: 'mat-form-field',
                      exportAs: 'matFormField',
                      template: "<div class=\"mat-form-field-wrapper\"><div class=\"mat-form-field-flex\" #connectionContainer (click)=\"_control.onContainerClick && _control.onContainerClick($event)\"><ng-container *ngIf=\"appearance == 'outline'\"><div class=\"mat-form-field-outline\"><div class=\"mat-form-field-outline-start\"></div><div class=\"mat-form-field-outline-gap\"></div><div class=\"mat-form-field-outline-end\"></div></div><div class=\"mat-form-field-outline mat-form-field-outline-thick\"><div class=\"mat-form-field-outline-start\"></div><div class=\"mat-form-field-outline-gap\"></div><div class=\"mat-form-field-outline-end\"></div></div></ng-container><div class=\"mat-form-field-prefix\" *ngIf=\"_prefixChildren.length\"><ng-content select=\"[matPrefix]\"></ng-content></div><div class=\"mat-form-field-infix\" #inputContainer><ng-content></ng-content><span class=\"mat-form-field-label-wrapper\"><label class=\"mat-form-field-label\" (cdkObserveContent)=\"updateOutlineGap()\" [cdkObserveContentDisabled]=\"appearance != 'outline'\" [id]=\"_labelId\" [attr.for]=\"_control.id\" [attr.aria-owns]=\"_control.id\" [class.mat-empty]=\"_control.empty && !_shouldAlwaysFloat\" [class.mat-form-field-empty]=\"_control.empty && !_shouldAlwaysFloat\" [class.mat-accent]=\"color == 'accent'\" [class.mat-warn]=\"color == 'warn'\" #label *ngIf=\"_hasFloatingLabel()\" [ngSwitch]=\"_hasLabel()\"><ng-container *ngSwitchCase=\"false\"><ng-content select=\"mat-placeholder\"></ng-content><span>{{_control.placeholder}}</span></ng-container><ng-content select=\"mat-label\" *ngSwitchCase=\"true\"></ng-content><span class=\"mat-placeholder-required mat-form-field-required-marker\" aria-hidden=\"true\" *ngIf=\"!hideRequiredMarker && _control.required && !_control.disabled\">&#32;*</span></label></span></div><div class=\"mat-form-field-suffix\" *ngIf=\"_suffixChildren.length\"><ng-content select=\"[matSuffix]\"></ng-content></div></div><div class=\"mat-form-field-underline\" #underline *ngIf=\"appearance != 'outline'\"><span class=\"mat-form-field-ripple\" [class.mat-accent]=\"color == 'accent'\" [class.mat-warn]=\"color == 'warn'\"></span></div><div class=\"mat-form-field-subscript-wrapper\" [ngSwitch]=\"_getDisplayedMessages()\"><div *ngSwitchCase=\"'error'\" [@transitionMessages]=\"_subscriptAnimationState\"><ng-content select=\"mat-error\"></ng-content></div><div class=\"mat-form-field-hint-wrapper\" *ngSwitchCase=\"'hint'\" [@transitionMessages]=\"_subscriptAnimationState\"><div *ngIf=\"hintLabel\" [id]=\"_hintLabelId\" class=\"mat-hint\">{{hintLabel}}</div><ng-content select=\"mat-hint:not([align='end'])\"></ng-content><div class=\"mat-form-field-hint-spacer\"></div><ng-content select=\"mat-hint[align='end']\"></ng-content></div></div></div>",
                      // MatInput is a directive and can't have styles, so we need to include its styles here
                      // in form-field-input.css. The MatInput styles are fairly minimal so it shouldn't be a
                      // big deal for people who aren't using MatInput.
                      styles: [".mat-form-field{display:inline-block;position:relative;text-align:left}[dir=rtl] .mat-form-field{text-align:right}.mat-form-field-wrapper{position:relative}.mat-form-field-flex{display:inline-flex;align-items:baseline;box-sizing:border-box;width:100%}.mat-form-field-prefix,.mat-form-field-suffix{white-space:nowrap;flex:none;position:relative}.mat-form-field-infix{display:block;position:relative;flex:auto;min-width:0;width:180px}@media (-ms-high-contrast:active){.mat-form-field-infix{border-image:linear-gradient(transparent,transparent)}}.mat-form-field-label-wrapper{position:absolute;left:0;box-sizing:content-box;width:100%;height:100%;overflow:hidden;pointer-events:none}[dir=rtl] .mat-form-field-label-wrapper{left:auto;right:0}.mat-form-field-label{position:absolute;left:0;font:inherit;pointer-events:none;width:100%;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;transform-origin:0 0;transition:transform .4s cubic-bezier(.25,.8,.25,1),color .4s cubic-bezier(.25,.8,.25,1),width .4s cubic-bezier(.25,.8,.25,1);display:none}[dir=rtl] .mat-form-field-label{transform-origin:100% 0;left:auto;right:0}.mat-form-field-can-float.mat-form-field-should-float .mat-form-field-label,.mat-form-field-empty.mat-form-field-label{display:block}.mat-form-field-autofill-control:-webkit-autofill+.mat-form-field-label-wrapper .mat-form-field-label{display:none}.mat-form-field-can-float .mat-form-field-autofill-control:-webkit-autofill+.mat-form-field-label-wrapper .mat-form-field-label{display:block;transition:none}.mat-input-server:focus+.mat-form-field-label-wrapper .mat-form-field-label,.mat-input-server[placeholder]:not(:placeholder-shown)+.mat-form-field-label-wrapper .mat-form-field-label{display:none}.mat-form-field-can-float .mat-input-server:focus+.mat-form-field-label-wrapper .mat-form-field-label,.mat-form-field-can-float .mat-input-server[placeholder]:not(:placeholder-shown)+.mat-form-field-label-wrapper .mat-form-field-label{display:block}.mat-form-field-label:not(.mat-form-field-empty){transition:none}.mat-form-field-underline{position:absolute;width:100%;pointer-events:none;transform:scaleY(1.0001)}.mat-form-field-ripple{position:absolute;left:0;width:100%;transform-origin:50%;transform:scaleX(.5);opacity:0;transition:background-color .3s cubic-bezier(.55,0,.55,.2)}.mat-form-field.mat-focused .mat-form-field-ripple,.mat-form-field.mat-form-field-invalid .mat-form-field-ripple{opacity:1;transform:scaleX(1);transition:transform .3s cubic-bezier(.25,.8,.25,1),opacity .1s cubic-bezier(.25,.8,.25,1),background-color .3s cubic-bezier(.25,.8,.25,1)}.mat-form-field-subscript-wrapper{position:absolute;box-sizing:border-box;width:100%;overflow:hidden}.mat-form-field-label-wrapper .mat-icon,.mat-form-field-subscript-wrapper .mat-icon{width:1em;height:1em;font-size:inherit;vertical-align:baseline}.mat-form-field-hint-wrapper{display:flex}.mat-form-field-hint-spacer{flex:1 0 1em}.mat-error{display:block}.mat-form-field-control-wrapper{position:relative}.mat-form-field._mat-animation-noopable .mat-form-field-label,.mat-form-field._mat-animation-noopable .mat-form-field-ripple{transition:none} .mat-form-field-appearance-fill .mat-form-field-flex{border-radius:4px 4px 0 0;padding:.75em .75em 0 .75em}@media (-ms-high-contrast:active){.mat-form-field-appearance-fill .mat-form-field-flex{outline:solid 1px}}.mat-form-field-appearance-fill .mat-form-field-underline::before{content:'';display:block;position:absolute;bottom:0;height:1px;width:100%}.mat-form-field-appearance-fill .mat-form-field-ripple{bottom:0;height:2px}@media (-ms-high-contrast:active){.mat-form-field-appearance-fill .mat-form-field-ripple{height:0;border-top:solid 2px}}.mat-form-field-appearance-fill:not(.mat-form-field-disabled) .mat-form-field-flex:hover~.mat-form-field-underline .mat-form-field-ripple{opacity:1;transform:none;transition:opacity .6s cubic-bezier(.25,.8,.25,1)}.mat-form-field-appearance-fill._mat-animation-noopable:not(.mat-form-field-disabled) .mat-form-field-flex:hover~.mat-form-field-underline .mat-form-field-ripple{transition:none}.mat-form-field-appearance-fill .mat-form-field-subscript-wrapper{padding:0 1em} .mat-input-element{font:inherit;background:0 0;color:currentColor;border:none;outline:0;padding:0;margin:0;width:100%;max-width:100%;vertical-align:bottom;text-align:inherit}.mat-input-element:-moz-ui-invalid{box-shadow:none}.mat-input-element::-ms-clear,.mat-input-element::-ms-reveal{display:none}.mat-input-element,.mat-input-element::-webkit-search-cancel-button,.mat-input-element::-webkit-search-decoration,.mat-input-element::-webkit-search-results-button,.mat-input-element::-webkit-search-results-decoration{-webkit-appearance:none}.mat-input-element::-webkit-caps-lock-indicator,.mat-input-element::-webkit-contacts-auto-fill-button,.mat-input-element::-webkit-credentials-auto-fill-button{visibility:hidden}.mat-input-element[type=date]::after,.mat-input-element[type=datetime-local]::after,.mat-input-element[type=datetime]::after,.mat-input-element[type=month]::after,.mat-input-element[type=time]::after,.mat-input-element[type=week]::after{content:' ';white-space:pre;width:1px}.mat-input-element::-webkit-calendar-picker-indicator,.mat-input-element::-webkit-clear-button,.mat-input-element::-webkit-inner-spin-button{font-size:.75em}.mat-input-element::placeholder{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;transition:color .4s .133s cubic-bezier(.25,.8,.25,1)}.mat-input-element::placeholder:-ms-input-placeholder{-ms-user-select:text}.mat-input-element::-moz-placeholder{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;transition:color .4s .133s cubic-bezier(.25,.8,.25,1)}.mat-input-element::-moz-placeholder:-ms-input-placeholder{-ms-user-select:text}.mat-input-element::-webkit-input-placeholder{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;transition:color .4s .133s cubic-bezier(.25,.8,.25,1)}.mat-input-element::-webkit-input-placeholder:-ms-input-placeholder{-ms-user-select:text}.mat-input-element:-ms-input-placeholder{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;transition:color .4s .133s cubic-bezier(.25,.8,.25,1)}.mat-input-element:-ms-input-placeholder:-ms-input-placeholder{-ms-user-select:text}.mat-form-field-hide-placeholder .mat-input-element::placeholder{color:transparent!important;-webkit-text-fill-color:transparent;transition:none}.mat-form-field-hide-placeholder .mat-input-element::-moz-placeholder{color:transparent!important;-webkit-text-fill-color:transparent;transition:none}.mat-form-field-hide-placeholder .mat-input-element::-webkit-input-placeholder{color:transparent!important;-webkit-text-fill-color:transparent;transition:none}.mat-form-field-hide-placeholder .mat-input-element:-ms-input-placeholder{color:transparent!important;-webkit-text-fill-color:transparent;transition:none}textarea.mat-input-element{resize:vertical;overflow:auto}textarea.mat-input-element.cdk-textarea-autosize{resize:none}textarea.mat-input-element{padding:2px 0;margin:-2px 0}select.mat-input-element{-moz-appearance:none;-webkit-appearance:none;position:relative;background-color:transparent;display:inline-flex;box-sizing:border-box;padding-top:1em;top:-1em;margin-bottom:-1em}select.mat-input-element::-ms-expand{display:none}select.mat-input-element::-moz-focus-inner{border:0}select.mat-input-element:not(:disabled){cursor:pointer}select.mat-input-element::-ms-value{color:inherit;background:0 0}@media (-ms-high-contrast:active){.mat-focused select.mat-input-element::-ms-value{color:inherit}}.mat-form-field-type-mat-native-select .mat-form-field-infix::after{content:'';width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:5px solid;position:absolute;top:50%;right:0;margin-top:-2.5px;pointer-events:none}[dir=rtl] .mat-form-field-type-mat-native-select .mat-form-field-infix::after{right:auto;left:0}.mat-form-field-type-mat-native-select .mat-input-element{padding-right:15px}[dir=rtl] .mat-form-field-type-mat-native-select .mat-input-element{padding-right:0;padding-left:15px}.mat-form-field-type-mat-native-select .mat-form-field-label-wrapper{max-width:calc(100% - 10px)}.mat-form-field-type-mat-native-select.mat-form-field-appearance-outline .mat-form-field-infix::after{margin-top:-5px}.mat-form-field-type-mat-native-select.mat-form-field-appearance-fill .mat-form-field-infix::after{margin-top:-10px} .mat-form-field-appearance-legacy .mat-form-field-label{transform:perspective(100px);-ms-transform:none}.mat-form-field-appearance-legacy .mat-form-field-prefix .mat-icon,.mat-form-field-appearance-legacy .mat-form-field-suffix .mat-icon{width:1em}.mat-form-field-appearance-legacy .mat-form-field-prefix .mat-icon-button,.mat-form-field-appearance-legacy .mat-form-field-suffix .mat-icon-button{font:inherit;vertical-align:baseline}.mat-form-field-appearance-legacy .mat-form-field-prefix .mat-icon-button .mat-icon,.mat-form-field-appearance-legacy .mat-form-field-suffix .mat-icon-button .mat-icon{font-size:inherit}.mat-form-field-appearance-legacy .mat-form-field-underline{height:1px}@media (-ms-high-contrast:active){.mat-form-field-appearance-legacy .mat-form-field-underline{height:0;border-top:solid 1px}}.mat-form-field-appearance-legacy .mat-form-field-ripple{top:0;height:2px;overflow:hidden}@media (-ms-high-contrast:active){.mat-form-field-appearance-legacy .mat-form-field-ripple{height:0;border-top:solid 2px}}.mat-form-field-appearance-legacy.mat-form-field-disabled .mat-form-field-underline{background-position:0;background-color:transparent}@media (-ms-high-contrast:active){.mat-form-field-appearance-legacy.mat-form-field-disabled .mat-form-field-underline{border-top-style:dotted;border-top-width:2px}}.mat-form-field-appearance-legacy.mat-form-field-invalid:not(.mat-focused) .mat-form-field-ripple{height:1px} .mat-form-field-appearance-outline .mat-form-field-wrapper{margin:.25em 0}.mat-form-field-appearance-outline .mat-form-field-flex{padding:0 .75em 0 .75em;margin-top:-.25em;position:relative}.mat-form-field-appearance-outline .mat-form-field-prefix,.mat-form-field-appearance-outline .mat-form-field-suffix{top:.25em}.mat-form-field-appearance-outline .mat-form-field-outline{display:flex;position:absolute;top:.25em;left:0;right:0;bottom:0;pointer-events:none}.mat-form-field-appearance-outline .mat-form-field-outline-end,.mat-form-field-appearance-outline .mat-form-field-outline-start{border:1px solid currentColor;min-width:5px}.mat-form-field-appearance-outline .mat-form-field-outline-start{border-radius:5px 0 0 5px;border-right-style:none}[dir=rtl] .mat-form-field-appearance-outline .mat-form-field-outline-start{border-right-style:solid;border-left-style:none;border-radius:0 5px 5px 0}.mat-form-field-appearance-outline .mat-form-field-outline-end{border-radius:0 5px 5px 0;border-left-style:none;flex-grow:1}[dir=rtl] .mat-form-field-appearance-outline .mat-form-field-outline-end{border-left-style:solid;border-right-style:none;border-radius:5px 0 0 5px}.mat-form-field-appearance-outline .mat-form-field-outline-gap{border-radius:.000001px;border:1px solid currentColor;border-left-style:none;border-right-style:none}.mat-form-field-appearance-outline.mat-form-field-can-float.mat-form-field-should-float .mat-form-field-outline-gap{border-top-color:transparent}.mat-form-field-appearance-outline .mat-form-field-outline-thick{opacity:0}.mat-form-field-appearance-outline .mat-form-field-outline-thick .mat-form-field-outline-end,.mat-form-field-appearance-outline .mat-form-field-outline-thick .mat-form-field-outline-gap,.mat-form-field-appearance-outline .mat-form-field-outline-thick .mat-form-field-outline-start{border-width:2px;transition:border-color .3s cubic-bezier(.25,.8,.25,1)}.mat-form-field-appearance-outline.mat-focused .mat-form-field-outline,.mat-form-field-appearance-outline.mat-form-field-invalid .mat-form-field-outline{opacity:0;transition:opacity .1s cubic-bezier(.25,.8,.25,1)}.mat-form-field-appearance-outline.mat-focused .mat-form-field-outline-thick,.mat-form-field-appearance-outline.mat-form-field-invalid .mat-form-field-outline-thick{opacity:1}.mat-form-field-appearance-outline:not(.mat-form-field-disabled) .mat-form-field-flex:hover .mat-form-field-outline{opacity:0;transition:opacity .6s cubic-bezier(.25,.8,.25,1)}.mat-form-field-appearance-outline:not(.mat-form-field-disabled) .mat-form-field-flex:hover .mat-form-field-outline-thick{opacity:1}.mat-form-field-appearance-outline .mat-form-field-subscript-wrapper{padding:0 1em}.mat-form-field-appearance-outline._mat-animation-noopable .mat-form-field-outline,.mat-form-field-appearance-outline._mat-animation-noopable .mat-form-field-outline-end,.mat-form-field-appearance-outline._mat-animation-noopable .mat-form-field-outline-gap,.mat-form-field-appearance-outline._mat-animation-noopable .mat-form-field-outline-start,.mat-form-field-appearance-outline._mat-animation-noopable:not(.mat-form-field-disabled) .mat-form-field-flex:hover~.mat-form-field-outline{transition:none} .mat-form-field-appearance-standard .mat-form-field-flex{padding-top:.75em}.mat-form-field-appearance-standard .mat-form-field-underline{height:1px}@media (-ms-high-contrast:active){.mat-form-field-appearance-standard .mat-form-field-underline{height:0;border-top:solid 1px}}.mat-form-field-appearance-standard .mat-form-field-ripple{bottom:0;height:2px}@media (-ms-high-contrast:active){.mat-form-field-appearance-standard .mat-form-field-ripple{height:0;border-top:2px}}.mat-form-field-appearance-standard.mat-form-field-disabled .mat-form-field-underline{background-position:0;background-color:transparent}@media (-ms-high-contrast:active){.mat-form-field-appearance-standard.mat-form-field-disabled .mat-form-field-underline{border-top-style:dotted;border-top-width:2px}}.mat-form-field-appearance-standard:not(.mat-form-field-disabled) .mat-form-field-flex:hover~.mat-form-field-underline .mat-form-field-ripple{opacity:1;transform:none;transition:opacity .6s cubic-bezier(.25,.8,.25,1)}.mat-form-field-appearance-standard._mat-animation-noopable:not(.mat-form-field-disabled) .mat-form-field-flex:hover~.mat-form-field-underline .mat-form-field-ripple{transition:none}"],
                      animations: [matFormFieldAnimations.transitionMessages],
                      host: {
                          'class': 'mat-form-field',
                          '[class.mat-form-field-appearance-standard]': 'appearance == "standard"',
                          '[class.mat-form-field-appearance-fill]': 'appearance == "fill"',
                          '[class.mat-form-field-appearance-outline]': 'appearance == "outline"',
                          '[class.mat-form-field-appearance-legacy]': 'appearance == "legacy"',
                          '[class.mat-form-field-invalid]': '_control.errorState',
                          '[class.mat-form-field-can-float]': '_canLabelFloat',
                          '[class.mat-form-field-should-float]': '_shouldLabelFloat()',
                          '[class.mat-form-field-has-label]': '_hasFloatingLabel()',
                          '[class.mat-form-field-hide-placeholder]': '_hideControlPlaceholder()',
                          '[class.mat-form-field-disabled]': '_control.disabled',
                          '[class.mat-form-field-autofilled]': '_control.autofilled',
                          '[class.mat-focused]': '_control.focused',
                          '[class.mat-accent]': 'color == "accent"',
                          '[class.mat-warn]': 'color == "warn"',
                          '[class.ng-untouched]': '_shouldForward("untouched")',
                          '[class.ng-touched]': '_shouldForward("touched")',
                          '[class.ng-pristine]': '_shouldForward("pristine")',
                          '[class.ng-dirty]': '_shouldForward("dirty")',
                          '[class.ng-valid]': '_shouldForward("valid")',
                          '[class.ng-invalid]': '_shouldForward("invalid")',
                          '[class.ng-pending]': '_shouldForward("pending")',
                          '[class._mat-animation-noopable]': '!_animationsEnabled',
                      },
                      inputs: ['color'],
                      encapsulation: ViewEncapsulation.None,
                      changeDetection: ChangeDetectionStrategy.OnPush,
                  },] },
      ];
      /** @nocollapse */
      MatFormField.ctorParameters = function () { return [
          { type: ElementRef },
          { type: ChangeDetectorRef },
          { type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [MAT_LABEL_GLOBAL_OPTIONS,] }] },
          { type: Directionality, decorators: [{ type: Optional }] },
          { type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [MAT_FORM_FIELD_DEFAULT_OPTIONS,] }] },
          { type: Platform },
          { type: NgZone },
          { type: String, decorators: [{ type: Optional }, { type: Inject, args: [ANIMATION_MODULE_TYPE,] }] }
      ]; };
      MatFormField.propDecorators = {
          appearance: [{ type: Input }],
          hideRequiredMarker: [{ type: Input }],
          hintLabel: [{ type: Input }],
          floatLabel: [{ type: Input }],
          underlineRef: [{ type: ViewChild, args: ['underline', { static: false },] }],
          _connectionContainerRef: [{ type: ViewChild, args: ['connectionContainer', { static: true },] }],
          _inputContainerRef: [{ type: ViewChild, args: ['inputContainer', { static: false },] }],
          _label: [{ type: ViewChild, args: ['label', { static: false },] }],
          _controlNonStatic: [{ type: ContentChild, args: [MatFormFieldControl, { static: false },] }],
          _controlStatic: [{ type: ContentChild, args: [MatFormFieldControl, { static: true },] }],
          _labelChildNonStatic: [{ type: ContentChild, args: [MatLabel, { static: false },] }],
          _labelChildStatic: [{ type: ContentChild, args: [MatLabel, { static: true },] }],
          _placeholderChild: [{ type: ContentChild, args: [MatPlaceholder, { static: false },] }],
          _errorChildren: [{ type: ContentChildren, args: [MatError,] }],
          _hintChildren: [{ type: ContentChildren, args: [MatHint,] }],
          _prefixChildren: [{ type: ContentChildren, args: [MatPrefix,] }],
          _suffixChildren: [{ type: ContentChildren, args: [MatSuffix,] }]
      };
      return MatFormField;
  }(_MatFormFieldMixinBase));
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
   */
  var MatFormFieldModule = /** @class */ (function () {
      function MatFormFieldModule() {
      }
      MatFormFieldModule.decorators = [
          { type: NgModule, args: [{
                      declarations: [
                          MatError,
                          MatFormField,
                          MatHint,
                          MatLabel,
                          MatPlaceholder,
                          MatPrefix,
                          MatSuffix,
                      ],
                      imports: [
                          CommonModule,
                          ObserversModule,
                      ],
                      exports: [
                          MatError,
                          MatFormField,
                          MatHint,
                          MatLabel,
                          MatPlaceholder,
                          MatPrefix,
                          MatSuffix,
                      ],
                  },] },
      ];
      return MatFormFieldModule;
  }());
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
   */
  
  /**
   * @fileoverview added by tsickle
   * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
   */
  
  export { MatFormFieldModule, MatError, MAT_FORM_FIELD_DEFAULT_OPTIONS, MatFormField, MatFormFieldControl, getMatFormFieldPlaceholderConflictError, getMatFormFieldDuplicatedHintError, getMatFormFieldMissingControlError, MatHint, MatPlaceholder, MatPrefix, MatSuffix, MatLabel, matFormFieldAnimations };
  //# sourceMappingURL=form-field.es5.js.map
  