material-motion
Version:
Makes it easy to add rich, interactive motion to your application.
39 lines • 1.32 kB
JavaScript
/** @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 { isDefined, } from '../typeGuards';
export function withPluck(superclass) {
return class extends superclass {
pluck({ path }) {
if (!isDefined(path)) {
path = arguments[0];
}
return this._map({
transform: createPlucker(path)
});
}
};
}
export function createPlucker(path) {
const pathSegments = path.split('.');
return function plucker(value) {
let result = value;
for (const pathSegment of pathSegments) {
result = result[pathSegment];
}
return result;
};
}
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