ahcdashboardui/node_modules/@angular/material/esm2015/form-field/hint.js

/**
 * @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, InjectionToken, Input } from '@angular/core';
import * as ɵngcc0 from '@angular/core';
let nextUniqueId = 0;
/**
 * Injection token that can be used to reference instances of `MatHint`. It serves as
 * alternative token to the actual `MatHint` class which could cause unnecessary
 * retention of the class and its directive metadata.
 *
 * *Note*: This is not part of the public API as the MDC-based form-field will not
 * need a lightweight token for `MatHint` and we want to reduce breaking changes.
 */
export const _MAT_HINT = new InjectionToken('MatHint');
/** Hint text to be shown underneath the form field control. */
export class MatHint {
    constructor() {
        /** 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++}`;
    }
}
MatHint.ɵfac = function MatHint_Factory(t) { return new (t || MatHint)(); };
MatHint.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: MatHint, selectors: [["mat-hint"]], hostAttrs: [1, "mat-hint"], hostVars: 4, hostBindings: function MatHint_HostBindings(rf, ctx) { if (rf & 2) {
        ɵngcc0.ɵɵattribute("id", ctx.id)("align", null);
        ɵngcc0.ɵɵclassProp("mat-form-field-hint-end", ctx.align === "end");
    } }, inputs: { align: "align", id: "id" }, features: [ɵngcc0.ɵɵProvidersFeature([{ provide: _MAT_HINT, useExisting: MatHint }])] });
MatHint.propDecorators = {
    align: [{ type: Input }],
    id: [{ type: Input }]
};
(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(MatHint, [{
        type: Directive,
        args: [{
                selector: 'mat-hint',
                host: {
                    'class': 'mat-hint',
                    '[class.mat-form-field-hint-end]': 'align === "end"',
                    '[attr.id]': 'id',
                    // Remove align attribute to prevent it from interfering with layout.
                    '[attr.align]': 'null'
                },
                providers: [{ provide: _MAT_HINT, useExisting: MatHint }]
            }]
    }], function () { return []; }, { align: [{
            type: Input
        }], id: [{
            type: Input
        }] }); })();

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