35 lines
1006 B
TypeScript
35 lines
1006 B
TypeScript
/*
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* Copyright 2025 coze-dev Authors
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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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export const getAncestorAttributeNode = (
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node: Node | null,
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attributeName: string,
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): Element | null => {
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while (node && node !== document) {
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let attributeValue = null;
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if (node instanceof Element) {
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attributeValue = node.attributes.getNamedItem(attributeName)?.value;
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if (attributeValue) {
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return node;
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}
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}
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node = node.parentNode;
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}
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return null;
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};
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