forked from mystiq/hydrogen-web
39 lines
1.3 KiB
TypeScript
39 lines
1.3 KiB
TypeScript
/*
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Copyright 2015, 2016 OpenMarket Ltd
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Copyright 2019 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/**
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* This function is similar to Object.assign() but it assigns recursively and
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* allows you to ignore nullish values from the source
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*
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* @param {Object} target
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* @param {Object} source
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* @returns the target object
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*/
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export function recursivelyAssign(target: Object, source: Object, ignoreNullish = false): any {
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for (const [sourceKey, sourceValue] of Object.entries(source)) {
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if (target[sourceKey] instanceof Object && sourceValue) {
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recursivelyAssign(target[sourceKey], sourceValue);
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continue;
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}
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if ((sourceValue !== null && sourceValue !== undefined) || !ignoreNullish) {
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target[sourceKey] = sourceValue;
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continue;
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}
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}
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return target;
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} |