timepiece/node_modules/lit-html/development/directives/if-defined.d.ts

14 lines
439 B
TypeScript

/**
* @license
* Copyright 2018 Google LLC
* SPDX-License-Identifier: BSD-3-Clause
*/
import { nothing } from '../lit-html.js';
/**
* For AttributeParts, sets the attribute if the value is defined and removes
* the attribute if the value is undefined.
*
* For other part types, this directive is a no-op.
*/
export declare const ifDefined: <T>(value: T) => typeof nothing | NonNullable<T>;
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