| 1 | /**
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| 2 | * @license
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| 3 | * Copyright Google LLC All Rights Reserved.
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| 4 | *
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| 5 | * Use of this source code is governed by an MIT-style license that can be
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| 6 | * found in the LICENSE file at https://angular.io/license
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| 7 | */
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| 8 | import { Pipe } from '@angular/core';
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| 9 | import { invalidPipeArgumentError } from './invalid_pipe_argument_error';
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| 10 | /**
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| 11 | * @ngModule CommonModule
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| 12 | * @description
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| 13 | *
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| 14 | * Generic selector that displays the string that matches the current value.
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| 15 | *
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| 16 | * If none of the keys of the `mapping` match the `value`, then the content
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| 17 | * of the `other` key is returned when present, otherwise an empty string is returned.
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| 18 | *
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| 19 | * @usageNotes
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| 20 | *
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| 21 | * ### Example
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| 22 | *
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| 23 | * {@example common/pipes/ts/i18n_pipe.ts region='I18nSelectPipeComponent'}
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| 24 | *
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| 25 | * @publicApi
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| 26 | */
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| 27 | export class I18nSelectPipe {
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| 28 | /**
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| 29 | * @param value a string to be internationalized.
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| 30 | * @param mapping an object that indicates the text that should be displayed
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| 31 | * for different values of the provided `value`.
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| 32 | */
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| 33 | transform(value, mapping) {
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| 34 | if (value == null)
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| 35 | return '';
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| 36 | if (typeof mapping !== 'object' || typeof value !== 'string') {
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| 37 | throw invalidPipeArgumentError(I18nSelectPipe, mapping);
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| 38 | }
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| 39 | if (mapping.hasOwnProperty(value)) {
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| 40 | return mapping[value];
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| 41 | }
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| 42 | if (mapping.hasOwnProperty('other')) {
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| 43 | return mapping['other'];
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| 44 | }
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| 45 | return '';
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| 46 | }
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| 47 | }
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| 48 | I18nSelectPipe.decorators = [
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| 49 | { type: Pipe, args: [{ name: 'i18nSelect', pure: true },] }
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| 50 | ];
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| 51 | //# sourceMappingURL=data:application/json;base64,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 |
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