(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/common'), require('@angular/core'), require('@angular/cdk/observers'), require('@angular/cdk/bidi'), require('@angular/cdk/coercion'), require('@angular/material/core'), require('rxjs'), require('rxjs/operators'), require('@angular/animations'), require('@angular/cdk/platform'), require('@angular/platform-browser/animations')) :
    typeof define === 'function' && define.amd ? define('@angular/material/form-field', ['exports', '@angular/common', '@angular/core', '@angular/cdk/observers', '@angular/cdk/bidi', '@angular/cdk/coercion', '@angular/material/core', 'rxjs', 'rxjs/operators', '@angular/animations', '@angular/cdk/platform', '@angular/platform-browser/animations'], factory) :
    (global = global || self, factory((global.ng = global.ng || {}, global.ng.material = global.ng.material || {}, global.ng.material.formField = {}), global.ng.common, global.ng.core, global.ng.cdk.observers, global.ng.cdk.bidi, global.ng.cdk.coercion, global.ng.material.core, global.rxjs, global.rxjs.operators, global.ng.animations, global.ng.cdk.platform, global.ng.platformBrowser.animations));
}(this, (function (exports, common, core, observers, bidi, coercion, core$1, rxjs, operators, animations, platform, animations$1) { 'use strict';

    /**
     * @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
     */
    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: core.Directive, args: [{
                        selector: 'mat-error',
                        host: {
                            'class': 'mat-error',
                            'role': 'alert',
                            '[attr.id]': 'id',
                        }
                    },] }
        ];
        MatError.propDecorators = {
            id: [{ type: core.Input }]
        };
        return MatError;
    }());

    /*! *****************************************************************************
    Copyright (c) Microsoft Corporation. All rights reserved.
    Licensed under the Apache License, Version 2.0 (the "License"); you may not use
    this file except in compliance with the License. You may obtain a copy of the
    License at http://www.apache.org/licenses/LICENSE-2.0

    THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
    WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
    MERCHANTABLITY OR NON-INFRINGEMENT.

    See the Apache Version 2.0 License for specific language governing permissions
    and limitations under the License.
    ***************************************************************************** */
    /* global Reflect, Promise */

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    };

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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
     */
    /**
     * Animations used by the MatFormField.
     * @docs-private
     */
    var matFormFieldAnimations = {
        /** Animation that transitions the form field's error and hint messages. */
        transitionMessages: animations.trigger('transitionMessages', [
            // TODO(mmalerba): Use angular animations for label animation as well.
            animations.state('enter', animations.style({ opacity: 1, transform: 'translateY(0%)' })),
            animations.transition('void => enter', [
                animations.style({ opacity: 0, transform: 'translateY(-100%)' }),
                animations.animate('300ms cubic-bezier(0.55, 0, 0.55, 0.2)'),
            ]),
        ])
    };

    /**
     * @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
     */
    /** An interface which allows a control to work inside of a `MatFormField`. */
    var MatFormFieldControl = /** @class */ (function () {
        function MatFormFieldControl() {
        }
        MatFormFieldControl.decorators = [
            { type: core.Directive }
        ];
        return MatFormFieldControl;
    }());

    /**
     * @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
     */
    /** @docs-private */
    function getMatFormFieldPlaceholderConflictError() {
        return Error('Placeholder attribute and child element were both specified.');
    }
    /** @docs-private */
    function getMatFormFieldDuplicatedHintError(align) {
        return Error("A hint was already declared for 'align=\"" + align + "\"'.");
    }
    /** @docs-private */
    function getMatFormFieldMissingControlError() {
        return Error('mat-form-field must contain a MatFormFieldControl.');
    }

    /**
     * @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
     */
    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: core.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: core.Input }],
            id: [{ type: core.Input }]
        };
        return MatHint;
    }());

    /**
     * @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 floating label for a `mat-form-field`. */
    var MatLabel = /** @class */ (function () {
        function MatLabel() {
        }
        MatLabel.decorators = [
            { type: core.Directive, args: [{
                        selector: 'mat-label'
                    },] }
        ];
        return MatLabel;
    }());

    /**
     * @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 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: core.Directive, args: [{
                        selector: 'mat-placeholder'
                    },] }
        ];
        return MatPlaceholder;
    }());

    /**
     * @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
     */
    /** Prefix to be placed in front of the form field. */
    var MatPrefix = /** @class */ (function () {
        function MatPrefix() {
        }
        MatPrefix.decorators = [
            { type: core.Directive, args: [{
                        selector: '[matPrefix]',
                    },] }
        ];
        return MatPrefix;
    }());

    /**
     * @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
     */
    /** Suffix to be placed at the end of the form field. */
    var MatSuffix = /** @class */ (function () {
        function MatSuffix() {
        }
        MatSuffix.decorators = [
            { type: core.Directive, args: [{
                        selector: '[matSuffix]',
                    },] }
        ];
        return MatSuffix;
    }());

    /**
     * @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
     */
    var nextUniqueId$2 = 0;
    var floatingLabelScale = 0.75;
    var outlineGapPadding = 5;
    /**
     * Boilerplate for applying mixins to MatFormField.
     * @docs-private
     */
    var MatFormFieldBase = /** @class */ (function () {
        function MatFormFieldBase(_elementRef) {
            this._elementRef = _elementRef;
        }
        return MatFormFieldBase;
    }());
    /**
     * Base class to which we're applying the form field mixins.
     * @docs-private
     */
    var _MatFormFieldMixinBase = core$1.mixinColor(MatFormFieldBase, 'primary');
    /**
     * Injection token that can be used to configure the
     * default options for all form field within an app.
     */
    var MAT_FORM_FIELD_DEFAULT_OPTIONS = new core.InjectionToken('MAT_FORM_FIELD_DEFAULT_OPTIONS');
    /**
     * Injection token that can be used to inject an instances of `MatFormField`. It serves
     * as alternative token to the actual `MatFormField` class which would cause unnecessary
     * retention of the `MatFormField` class and its component metadata.
     */
    var MAT_FORM_FIELD = new core.InjectionToken('MatFormField');
    /** 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 rxjs.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._getDefaultFloatLabelState();
            _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';
            _this._hideRequiredMarker = (_defaults && _defaults.hideRequiredMarker != null) ?
                _defaults.hideRequiredMarker : false;
            return _this;
        }
        Object.defineProperty(MatFormField.prototype, "appearance", {
            /** The form-field appearance style. */
            get: function () { return this._appearance; },
            set: function (value) {
                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: function () { return this._hideRequiredMarker; },
            set: function (value) {
                this._hideRequiredMarker = coercion.coerceBooleanProperty(value);
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(MatFormField.prototype, "_shouldAlwaysFloat", {
            /** Whether the floating label should always float or not. */
            get: function () {
                return this.floatLabel === 'always' && !this._showAlwaysAnimate;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(MatFormField.prototype, "_canLabelFloat", {
            /** Whether the label can float or not. */
            get: function () { return this.floatLabel !== 'never'; },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(MatFormField.prototype, "hintLabel", {
            /** Text for the form field hint. */
            get: function () { return this._hintLabel; },
            set: 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: function () {
                return this.appearance !== 'legacy' && this._floatLabel === 'never' ? 'auto' : this._floatLabel;
            },
            set: function (value) {
                if (value !== this._floatLabel) {
                    this._floatLabel = value || this._getDefaultFloatLabelState();
                    this._changeDetectorRef.markForCheck();
                }
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(MatFormField.prototype, "_control", {
            get: function () {
                // TODO(crisbeto): we need this 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: function (value) {
                this._explicitFormFieldControl = value;
            },
            enumerable: true,
            configurable: true
        });
        Object.defineProperty(MatFormField.prototype, "_labelChild", {
            get: 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.
         */
        MatFormField.prototype.getConnectedOverlayOrigin = function () {
            return this._connectionContainerRef || this._elementRef;
        };
        MatFormField.prototype.ngAfterContentInit = function () {
            var _this = this;
            this._validateControlChild();
            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(operators.startWith(null)).subscribe(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(operators.takeUntil(this._destroyed))
                    .subscribe(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(function () {
                _this._ngZone.onStable.asObservable().pipe(operators.takeUntil(_this._destroyed)).subscribe(function () {
                    if (_this._outlineGapCalculationNeededOnStable) {
                        _this.updateOutlineGap();
                    }
                });
            });
            // Run change detection and update the outline if the suffix or prefix changes.
            rxjs.merge(this._prefixChildren.changes, this._suffixChildren.changes).subscribe(function () {
                _this._outlineGapCalculationNeededOnStable = true;
                _this._changeDetectorRef.markForCheck();
            });
            // Re-validate when the number of hints changes.
            this._hintChildren.changes.pipe(operators.startWith(null)).subscribe(function () {
                _this._processHints();
                _this._changeDetectorRef.markForCheck();
            });
            // Update the aria-described by when the number of errors changes.
            this._errorChildren.changes.pipe(operators.startWith(null)).subscribe(function () {
                _this._syncDescribedByIds();
                _this._changeDetectorRef.markForCheck();
            });
            if (this._dir) {
                this._dir.change.pipe(operators.takeUntil(this._destroyed)).subscribe(function () {
                    if (typeof requestAnimationFrame === 'function') {
                        _this._ngZone.runOutsideAngular(function () {
                            requestAnimationFrame(function () { return _this.updateOutlineGap(); });
                        });
                    }
                    else {
                        _this.updateOutlineGap();
                    }
                });
            }
        };
        MatFormField.prototype.ngAfterContentChecked = function () {
            this._validateControlChild();
            if (this._outlineGapCalculationNeededImmediately) {
                this.updateOutlineGap();
            }
        };
        MatFormField.prototype.ngAfterViewInit = function () {
            // Avoid animations on load.
            this._subscriptAnimationState = 'enter';
            this._changeDetectorRef.detectChanges();
        };
        MatFormField.prototype.ngOnDestroy = function () {
            this._destroyed.next();
            this._destroyed.complete();
        };
        /** Determines whether a class from the NgControl should be forwarded to the host element. */
        MatFormField.prototype._shouldForward = function (prop) {
            var ngControl = this._control ? this._control.ngControl : null;
            return ngControl && ngControl[prop];
        };
        MatFormField.prototype._hasPlaceholder = function () {
            return !!(this._control && this._control.placeholder || this._placeholderChild);
        };
        MatFormField.prototype._hasLabel = function () {
            return !!this._labelChild;
        };
        MatFormField.prototype._shouldLabelFloat = function () {
            return this._canLabelFloat && (this._control.shouldLabelFloat || this._shouldAlwaysFloat);
        };
        MatFormField.prototype._hideControlPlaceholder = 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();
        };
        MatFormField.prototype._hasFloatingLabel = 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. */
        MatFormField.prototype._getDisplayedMessages = function () {
            return (this._errorChildren && this._errorChildren.length > 0 &&
                this._control.errorState) ? 'error' : 'hint';
        };
        /** Animates the placeholder up and locks it in position. */
        MatFormField.prototype._animateAndLockLabel = 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._label) {
                    this._showAlwaysAnimate = true;
                    rxjs.fromEvent(this._label.nativeElement, 'transitionend').pipe(operators.take(1)).subscribe(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).
         */
        MatFormField.prototype._validatePlaceholders = function () {
            if (this._control.placeholder && this._placeholderChild) {
                throw getMatFormFieldPlaceholderConflictError();
            }
        };
        /** Does any extra processing that is required when handling the hints. */
        MatFormField.prototype._processHints = 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"`.
         */
        MatFormField.prototype._validateHints = function () {
            var _this = this;
            if (this._hintChildren) {
                var startHint_1;
                var endHint_1;
                this._hintChildren.forEach(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;
                    }
                });
            }
        };
        /** Gets the default float label state. */
        MatFormField.prototype._getDefaultFloatLabelState = function () {
            return (this._defaults && this._defaults.floatLabel) || this._labelOptions.float || 'auto';
        };
        /**
         * Sets the list of element IDs that describe the child control. This allows the control to update
         * its `aria-describedby` attribute accordingly.
         */
        MatFormField.prototype._syncDescribedByIds = function () {
            if (this._control) {
                var ids = [];
                if (this._getDisplayedMessages() === 'hint') {
                    var startHint = this._hintChildren ?
                        this._hintChildren.find(function (hint) { return hint.align === 'start'; }) : null;
                    var endHint = this._hintChildren ?
                        this._hintChildren.find(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(function (error) { return error.id; });
                }
                this._control.setDescribedByIds(ids);
            }
        };
        /** Throws an error if the form field's control is missing. */
        MatFormField.prototype._validateControlChild = function () {
            if (!this._control) {
                throw getMatFormFieldMissingControlError();
            }
        };
        /**
         * Updates the width and position of the gap in the outline. Only relevant for the outline
         * appearance.
         */
        MatFormField.prototype.updateOutlineGap = function () {
            var e_1, _a;
            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 (!this._isAttachedToDOM()) {
                this._outlineGapCalculationNeededImmediately = true;
                return;
            }
            var startWidth = 0;
            var gapWidth = 0;
            var container = this._connectionContainerRef.nativeElement;
            var startEls = container.querySelectorAll('.mat-form-field-outline-start');
            var gapEls = container.querySelectorAll('.mat-form-field-outline-gap');
            if (this._label && this._label.nativeElement.children.length) {
                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;
                }
                var containerStart = this._getStartEnd(containerRect);
                var labelStart = this._getStartEnd(labelEl.children[0].getBoundingClientRect());
                var labelWidth = 0;
                try {
                    for (var _b = __values(labelEl.children), _c = _b.next(); !_c.done; _c = _b.next()) {
                        var child = _c.value;
                        labelWidth += child.offsetWidth;
                    }
                }
                catch (e_1_1) { e_1 = { error: e_1_1 }; }
                finally {
                    try {
                        if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
                    }
                    finally { if (e_1) throw e_1.error; }
                }
                startWidth = Math.abs(labelStart - containerStart) - outlineGapPadding;
                gapWidth = labelWidth > 0 ? labelWidth * floatingLabelScale + outlineGapPadding * 2 : 0;
            }
            for (var i = 0; i < startEls.length; i++) {
                startEls[i].style.width = startWidth + "px";
            }
            for (var i = 0; i < gapEls.length; i++) {
                gapEls[i].style.width = gapWidth + "px";
            }
            this._outlineGapCalculationNeededOnStable =
                this._outlineGapCalculationNeededImmediately = false;
        };
        /** Gets the start end of the rect considering the current directionality. */
        MatFormField.prototype._getStartEnd = function (rect) {
            return (this._dir && this._dir.value === 'rtl') ? rect.right : rect.left;
        };
        /** Checks whether the form field is attached to the DOM. */
        MatFormField.prototype._isAttachedToDOM = function () {
            var element = this._elementRef.nativeElement;
            if (element.getRootNode) {
                var rootNode = element.getRootNode();
                // If the element is inside the DOM the root node will be either the document
                // or the closest shadow root, otherwise it'll be the element itself.
                return rootNode && rootNode !== element;
            }
            // Otherwise fall back to checking if it's in the document. This doesn't account for
            // shadow DOM, however browser that support shadow DOM should support `getRootNode` as well.
            return document.documentElement.contains(element);
        };
        MatFormField.decorators = [
            { type: core.Component, args: [{
                        selector: 'mat-form-field',
                        exportAs: 'matFormField',
                        template: "<div class=\"mat-form-field-wrapper\">\n  <div class=\"mat-form-field-flex\" #connectionContainer\n       (click)=\"_control.onContainerClick && _control.onContainerClick($event)\">\n\n    <!-- Outline used for outline appearance. -->\n    <ng-container *ngIf=\"appearance == 'outline'\">\n      <div class=\"mat-form-field-outline\">\n        <div class=\"mat-form-field-outline-start\"></div>\n        <div class=\"mat-form-field-outline-gap\"></div>\n        <div class=\"mat-form-field-outline-end\"></div>\n      </div>\n      <div class=\"mat-form-field-outline mat-form-field-outline-thick\">\n        <div class=\"mat-form-field-outline-start\"></div>\n        <div class=\"mat-form-field-outline-gap\"></div>\n        <div class=\"mat-form-field-outline-end\"></div>\n      </div>\n    </ng-container>\n\n    <div class=\"mat-form-field-prefix\" *ngIf=\"_prefixChildren.length\">\n      <ng-content select=\"[matPrefix]\"></ng-content>\n    </div>\n\n    <div class=\"mat-form-field-infix\" #inputContainer>\n      <ng-content></ng-content>\n\n      <span class=\"mat-form-field-label-wrapper\">\n        <!-- We add aria-owns as a workaround for an issue in JAWS & NVDA where the label isn't\n             read if it comes before the control in the DOM. -->\n        <label class=\"mat-form-field-label\"\n               (cdkObserveContent)=\"updateOutlineGap()\"\n               [cdkObserveContentDisabled]=\"appearance != 'outline'\"\n               [id]=\"_labelId\"\n               [attr.for]=\"_control.id\"\n               [attr.aria-owns]=\"_control.id\"\n               [class.mat-empty]=\"_control.empty && !_shouldAlwaysFloat\"\n               [class.mat-form-field-empty]=\"_control.empty && !_shouldAlwaysFloat\"\n               [class.mat-accent]=\"color == 'accent'\"\n               [class.mat-warn]=\"color == 'warn'\"\n               #label\n               *ngIf=\"_hasFloatingLabel()\"\n               [ngSwitch]=\"_hasLabel()\">\n\n          <!-- @breaking-change 8.0.0 remove in favor of mat-label element an placeholder attr. -->\n          <ng-container *ngSwitchCase=\"false\">\n            <ng-content select=\"mat-placeholder\"></ng-content>\n            <span>{{_control.placeholder}}</span>\n          </ng-container>\n\n          <ng-content select=\"mat-label\" *ngSwitchCase=\"true\"></ng-content>\n\n          <!-- @breaking-change 8.0.0 remove `mat-placeholder-required` class -->\n          <span\n            class=\"mat-placeholder-required mat-form-field-required-marker\"\n            aria-hidden=\"true\"\n            *ngIf=\"!hideRequiredMarker && _control.required && !_control.disabled\">&#32;*</span>\n        </label>\n      </span>\n    </div>\n\n    <div class=\"mat-form-field-suffix\" *ngIf=\"_suffixChildren.length\">\n      <ng-content select=\"[matSuffix]\"></ng-content>\n    </div>\n  </div>\n\n  <!-- Underline used for legacy, standard, and box appearances. -->\n  <div class=\"mat-form-field-underline\" #underline\n       *ngIf=\"appearance != 'outline'\">\n    <span class=\"mat-form-field-ripple\"\n          [class.mat-accent]=\"color == 'accent'\"\n          [class.mat-warn]=\"color == 'warn'\"></span>\n  </div>\n\n  <div class=\"mat-form-field-subscript-wrapper\"\n       [ngSwitch]=\"_getDisplayedMessages()\">\n    <div *ngSwitchCase=\"'error'\" [@transitionMessages]=\"_subscriptAnimationState\">\n      <ng-content select=\"mat-error\"></ng-content>\n    </div>\n\n    <div class=\"mat-form-field-hint-wrapper\" *ngSwitchCase=\"'hint'\"\n      [@transitionMessages]=\"_subscriptAnimationState\">\n      <!-- TODO(mmalerba): use an actual <mat-hint> once all selectors are switched to mat-* -->\n      <div *ngIf=\"hintLabel\" [id]=\"_hintLabelId\" class=\"mat-hint\">{{hintLabel}}</div>\n      <ng-content select=\"mat-hint:not([align='end'])\"></ng-content>\n      <div class=\"mat-form-field-hint-spacer\"></div>\n      <ng-content select=\"mat-hint[align='end']\"></ng-content>\n    </div>\n  </div>\n</div>\n",
                        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: core.ViewEncapsulation.None,
                        changeDetection: core.ChangeDetectionStrategy.OnPush,
                        providers: [
                            { provide: MAT_FORM_FIELD, useExisting: MatFormField },
                        ],
                        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}.cdk-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 400ms cubic-bezier(0.25, 0.8, 0.25, 1),color 400ms cubic-bezier(0.25, 0.8, 0.25, 1),width 400ms cubic-bezier(0.25, 0.8, 0.25, 1);display:none}[dir=rtl] .mat-form-field-label{transform-origin:100% 0;left:auto;right:0}.mat-form-field-empty.mat-form-field-label,.mat-form-field-can-float.mat-form-field-should-float .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:scale3d(1, 1.0001, 1)}.mat-form-field-ripple{position:absolute;left:0;width:100%;transform-origin:50%;transform:scaleX(0.5);opacity:0;transition:background-color 300ms cubic-bezier(0.55, 0, 0.55, 0.2)}.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 300ms cubic-bezier(0.25, 0.8, 0.25, 1),opacity 100ms cubic-bezier(0.25, 0.8, 0.25, 1),background-color 300ms cubic-bezier(0.25, 0.8, 0.25, 1)}.mat-form-field-subscript-wrapper{position:absolute;box-sizing:border-box;width:100%;overflow:hidden}.mat-form-field-subscript-wrapper .mat-icon,.mat-form-field-label-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}\n", ".mat-form-field-appearance-fill .mat-form-field-flex{border-radius:4px 4px 0 0;padding:.75em .75em 0 .75em}.cdk-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}.cdk-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 600ms cubic-bezier(0.25, 0.8, 0.25, 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}\n", ".mat-input-element{font:inherit;background:transparent;color:currentColor;border:none;outline:none;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-contacts-auto-fill-button,.mat-input-element::-webkit-caps-lock-indicator,.mat-input-element::-webkit-credentials-auto-fill-button{visibility:hidden}.mat-input-element[type=date],.mat-input-element[type=datetime],.mat-input-element[type=datetime-local],.mat-input-element[type=month],.mat-input-element[type=week],.mat-input-element[type=time]{line-height:1}.mat-input-element[type=date]::after,.mat-input-element[type=datetime]::after,.mat-input-element[type=datetime-local]::after,.mat-input-element[type=month]::after,.mat-input-element[type=week]::after,.mat-input-element[type=time]::after{content:\" \";white-space:pre;width:1px}.mat-input-element::-webkit-inner-spin-button,.mat-input-element::-webkit-calendar-picker-indicator,.mat-input-element::-webkit-clear-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 400ms 133.3333333333ms cubic-bezier(0.25, 0.8, 0.25, 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 400ms 133.3333333333ms cubic-bezier(0.25, 0.8, 0.25, 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 400ms 133.3333333333ms cubic-bezier(0.25, 0.8, 0.25, 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 400ms 133.3333333333ms cubic-bezier(0.25, 0.8, 0.25, 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:none}.mat-focused .cdk-high-contrast-active 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 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.mat-form-field-outline-thick .mat-form-field-outline-gap{border-width:2px}.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 100ms cubic-bezier(0.25, 0.8, 0.25, 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 600ms cubic-bezier(0.25, 0.8, 0.25, 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:not(.mat-form-field-disabled) 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                    }] }
        ];
        /** @nocollapse */
        MatFormField.ctorParameters = function () { return [
            { type: core.ElementRef },
            { type: core.ChangeDetectorRef },
            { type: undefined, decorators: [{ type: core.Optional }, { type: core.Inject, args: [core$1.MAT_LABEL_GLOBAL_OPTIONS,] }] },
            { type: bidi.Directionality, decorators: [{ type: core.Optional }] },
            { type: undefined, decorators: [{ type: core.Optional }, { type: core.Inject, args: [MAT_FORM_FIELD_DEFAULT_OPTIONS,] }] },
            { type: platform.Platform },
            { type: core.NgZone },
            { type: String, decorators: [{ type: core.Optional }, { type: core.Inject, args: [animations$1.ANIMATION_MODULE_TYPE,] }] }
        ]; };
        MatFormField.propDecorators = {
            appearance: [{ type: core.Input }],
            hideRequiredMarker: [{ type: core.Input }],
            hintLabel: [{ type: core.Input }],
            floatLabel: [{ type: core.Input }],
            underlineRef: [{ type: core.ViewChild, args: ['underline',] }],
            _connectionContainerRef: [{ type: core.ViewChild, args: ['connectionContainer', { static: true },] }],
            _inputContainerRef: [{ type: core.ViewChild, args: ['inputContainer',] }],
            _label: [{ type: core.ViewChild, args: ['label',] }],
            _controlNonStatic: [{ type: core.ContentChild, args: [MatFormFieldControl,] }],
            _controlStatic: [{ type: core.ContentChild, args: [MatFormFieldControl, { static: true },] }],
            _labelChildNonStatic: [{ type: core.ContentChild, args: [MatLabel,] }],
            _labelChildStatic: [{ type: core.ContentChild, args: [MatLabel, { static: true },] }],
            _placeholderChild: [{ type: core.ContentChild, args: [MatPlaceholder,] }],
            _errorChildren: [{ type: core.ContentChildren, args: [MatError, { descendants: true },] }],
            _hintChildren: [{ type: core.ContentChildren, args: [MatHint, { descendants: true },] }],
            _prefixChildren: [{ type: core.ContentChildren, args: [MatPrefix, { descendants: true },] }],
            _suffixChildren: [{ type: core.ContentChildren, args: [MatSuffix, { descendants: true },] }]
        };
        return MatFormField;
    }(_MatFormFieldMixinBase));

    /**
     * @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
     */
    var MatFormFieldModule = /** @class */ (function () {
        function MatFormFieldModule() {
        }
        MatFormFieldModule.decorators = [
            { type: core.NgModule, args: [{
                        declarations: [
                            MatError,
                            MatFormField,
                            MatHint,
                            MatLabel,
                            MatPlaceholder,
                            MatPrefix,
                            MatSuffix,
                        ],
                        imports: [
                            common.CommonModule,
                            observers.ObserversModule,
                        ],
                        exports: [
                            MatError,
                            MatFormField,
                            MatHint,
                            MatLabel,
                            MatPlaceholder,
                            MatPrefix,
                            MatSuffix,
                        ],
                    },] }
        ];
        return MatFormFieldModule;
    }());

    /**
     * @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.
     */

    exports.MAT_FORM_FIELD = MAT_FORM_FIELD;
    exports.MAT_FORM_FIELD_DEFAULT_OPTIONS = MAT_FORM_FIELD_DEFAULT_OPTIONS;
    exports.MatError = MatError;
    exports.MatFormField = MatFormField;
    exports.MatFormFieldControl = MatFormFieldControl;
    exports.MatFormFieldModule = MatFormFieldModule;
    exports.MatHint = MatHint;
    exports.MatLabel = MatLabel;
    exports.MatPlaceholder = MatPlaceholder;
    exports.MatPrefix = MatPrefix;
    exports.MatSuffix = MatSuffix;
    exports.getMatFormFieldDuplicatedHintError = getMatFormFieldDuplicatedHintError;
    exports.getMatFormFieldMissingControlError = getMatFormFieldMissingControlError;
    exports.getMatFormFieldPlaceholderConflictError = getMatFormFieldPlaceholderConflictError;
    exports.matFormFieldAnimations = matFormFieldAnimations;

    Object.defineProperty(exports, '__esModule', { value: true });

})));
//# sourceMappingURL=material-form-field.umd.js.map
