23 lines
805 B
TypeScript
23 lines
805 B
TypeScript
/**
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* Add support for additional syntax that users paste even though it isn't
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* supported by the markdown parser directly by massaging the text content.
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*
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* @param text The incoming pasted plain text
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*/
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export default function normalizePastedMarkdown(text: string): string {
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const CHECKBOX_REGEX = /^\s?(\[(X|\s|_|-)\]\s(.*)?)/gim;
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// find checkboxes not contained in a list and wrap them in list items
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while (text.match(CHECKBOX_REGEX)) {
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text = text.replace(CHECKBOX_REGEX, (match) => `- ${match.trim()}`);
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}
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// find multiple newlines and insert a hard break to ensure they are respected
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text = text.replace(/\n{3,}/g, "\n\n\\\n");
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// find single newlines and insert an extra to ensure they are treated as paragraphs
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text = text.replace(/\b\n\b/g, "\n\n");
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return text;
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}
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