28 lines
849 B
TypeScript
28 lines
849 B
TypeScript
// NOTE: 减少 method.ts 打包，故从 hasClosest.ts 中拆分
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export const hasClosestByTag = (element: Node, nodeName: string) => {
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if (!element) {
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return false;
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}
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if (element.nodeType === 3) {
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element = element.parentElement;
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}
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let e = element as HTMLElement;
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let isClosest = false;
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while (e && !isClosest && !e.classList.contains("vditor-reset")) {
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if (e.nodeName.indexOf(nodeName) === 0) {
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isClosest = true;
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} else {
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e = e.parentElement;
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}
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}
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return isClosest && e;
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};
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export const hasClosestByHeadings = (element: Node) => {
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const headingElement = hasClosestByTag(element, "H");
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if (headingElement && headingElement.tagName.length === 2 && headingElement.tagName !== "HR") {
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return headingElement;
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}
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return false;
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};
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