/**
 * @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 { Pipe } from '@angular/core';
import { invalidPipeArgumentError } from './invalid_pipe_argument_error';
import * as i0 from "@angular/core";
/**
 * @ngModule CommonModule
 * @description
 *
 * Generic selector that displays the string that matches the current value.
 *
 * If none of the keys of the `mapping` match the `value`, then the content
 * of the `other` key is returned when present, otherwise an empty string is returned.
 *
 * @usageNotes
 *
 * ### Example
 *
 * {@example common/pipes/ts/i18n_pipe.ts region='I18nSelectPipeComponent'}
 *
 * @publicApi
 */
export class I18nSelectPipe {
    /**
     * @param value a string to be internationalized.
     * @param mapping an object that indicates the text that should be displayed
     * for different values of the provided `value`.
     */
    transform(value, mapping) {
        if (value == null)
            return '';
        if (typeof mapping !== 'object' || typeof value !== 'string') {
            throw invalidPipeArgumentError(I18nSelectPipe, mapping);
        }
        if (mapping.hasOwnProperty(value)) {
            return mapping[value];
        }
        if (mapping.hasOwnProperty('other')) {
            return mapping['other'];
        }
        return '';
    }
}
I18nSelectPipe.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "14.2.8", ngImport: i0, type: I18nSelectPipe, deps: [], target: i0.ɵɵFactoryTarget.Pipe });
I18nSelectPipe.ɵpipe = i0.ɵɵngDeclarePipe({ minVersion: "14.0.0", version: "14.2.8", ngImport: i0, type: I18nSelectPipe, isStandalone: true, name: "i18nSelect" });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "14.2.8", ngImport: i0, type: I18nSelectPipe, decorators: [{
            type: Pipe,
            args: [{
                    name: 'i18nSelect',
                    pure: true,
                    standalone: true,
                }]
        }] });
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