material-motion/dist/operators/log.js

Makes it easy to add rich, interactive motion to your application.

/** @license
 *  Copyright 2016 - present The Material Motion Authors. 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
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 *  License for the specific language governing permissions and limitations
 *  under the License.
 */
import { createPlucker, } from './pluck';
export function withLog(superclass) {
    return class extends superclass {
        log(kwargs = {}) {
            const { label = typeof kwargs === 'string'
                ? kwargs
                : '', pluckPath = '', } = kwargs;
            let plucker;
            if (pluckPath) {
                plucker = createPlucker(pluckPath);
            }
            return this._tap({
                sideEffect({ upstream: value }) {
                    if (plucker) {
                        value = plucker(value);
                    }
                    console.log(label, value);
                }
            });
        }
    };
}
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