16 lines
659 B
TypeScript
16 lines
659 B
TypeScript
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/**
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* 内容格式检测：判断 `content` 字段是 HTML 还是 Markdown。
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*
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* 业务前提：
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* - RichEditor (Quill) 输出的 HTML 始终包含 <p> 等块级标签
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* - 纯 Markdown 文本不含 HTML 块级标签（行内 `<em>` 等极少见，且即便匹配也按 HTML 处理仍可被 dangerouslySetInnerHTML 渲染）
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*/
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const HTML_BLOCK_RE =
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/<\/?(p|div|span|h[1-6]|ul|ol|li|table|tbody|thead|tr|td|th|br|img|a|strong|em|b|i|blockquote|pre|code|hr|figure|figcaption|section|article|header|footer|html|body)\b/i;
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export function isHTMLContent(s: string | null | undefined): boolean {
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if (!s) return false;
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return HTML_BLOCK_RE.test(s);
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}
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