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fix(nc-gui): improve preprocessMarkdown logic

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This commit is contained in:
Ramesh Mane
2025-01-08 06:53:51 +00:00
parent 5cc78389ec
commit 9bd1f9cf3b
3 changed files with 13 additions and 9 deletions
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18
packages/nc-gui/helpers/tiptap/extensions/functionality/markdown/markdown.ts
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@@ -25,6 +25,10 @@ export interface NcMarkdownParserConstructorType {
maxBlockTokens?: number // Add this to limit block tokens
}
// Precompiled regex patterns
const taskRegex = /^(?!.*- )(\s*)\[( |x|X)\]/gm // Matches unchecked and checked tasks
const strikeThroughRegex = /(?<!~)~(?!~)(.*?)(?<!~)~(?!~)/g // Matches strikethrough syntax
export class NcMarkdownParser {
private static instance: NcMarkdownParser | null = null
private md: MarkdownIt
@@ -90,17 +94,17 @@ export class NcMarkdownParser {
public static preprocessMarkdown(markdownText: string, isEditor = false): string {
if (!ncIsString(markdownText)) return markdownText ?? ''
// Only process task lists if not in editor mode
if (!isEditor) {
// Replace [ ] and [x] with GitHub-style checklist syntax only if not already prefixed with "- "
markdownText = markdownText.replace(/^(?!.*- )(\s*)\[ \]/gm, '$1- [ ]') // Replace unchecked tasks
markdownText = markdownText.replace(/^(?!.*- )(\s*)\[x\]/gm, '$1- [x]') // Replace checked tasks (lowercase 'x')
markdownText = markdownText.replace(/^(?!.*- )(\s*)\[X\]/gm, '$1- [x]') // Replace checked tasks (uppercase 'X')
markdownText = markdownText.replace(taskRegex, (_match, spaces, state) => {
const checked = state.toLowerCase() === 'x' ? '[x]' : '[ ]'
return `${spaces}- ${checked}`
})
}
markdownText = markdownText.replace(/(?<!~)~(?!~)(.*?)(?<!~)~(?!~)/g, '<s>$1</s>')
return markdownText
// Replace single tilde strikethrough syntax with <s> tags
return markdownText.replace(strikeThroughRegex, '<s>$1</s>')
}
/**