Enkele regelovergangen als <br> behandelen in markdown-velden

Standaard markdown voegt regels samen tenzij er twee spaties of een
lege regel tussen staan. Met breaks: true (GFM-gedrag) worden enkele
newlines nu <br> in zowel de HTML-preview als de PDF-export.

Author: robbertbos

packages/assessment-core/src/utils/markdown.ts

@@ -5,6 +5,7 @@ import type { Content } from 'pdfmake/interfaces'
 // Only safe HTML tags are produced; raw HTML input and images are stripped.
 // Links are rendered with target="_blank" and rel="noopener noreferrer".
 const safeMarked = new Marked({
+  breaks: true,
   renderer: {
     html() { return '' },
     image() { return '' },
@@ -185,7 +186,7 @@ function processBlockTokens(tokens: Token[]): Content[] {
 export function markdownToPdfContent(markdown: string): Content {
   if (!markdown) return { text: '' }
 
-  const tokens = new Marked().lexer(markdown)
+  const tokens = new Marked({ breaks: true }).lexer(markdown)
   const content = processBlockTokens(tokens)
 
   if (content.length === 0) return { text: '' }

packages/assessment-core/test/markdown.test.ts

@@ -89,6 +89,13 @@ describe('renderMarkdownToHtml', () => {
     expect(html).toContain('href="mailto:test@example.com"')
   })
 
+  it('converts single newlines to <br>', () => {
+    const html = renderMarkdownToHtml('line one\nline two')
+    expect(html).toContain('<br>')
+    expect(html).toContain('line one')
+    expect(html).toContain('line two')
+  })
+
   it('renders task list checkboxes as unicode', () => {
     const html = renderMarkdownToHtml('- [ ] todo\n- [x] done')
     expect(html).not.toContain('<input')
@@ -142,6 +149,12 @@ describe('markdownToPdfContent', () => {
     expect(content.stack).toHaveLength(2)
   })
 
+  it('converts single newlines to line breaks', () => {
+    const content = markdownToPdfContent('line one\nline two') as any
+    const texts = Array.isArray(content.text) ? content.text : [content.text]
+    expect(texts).toContain('\n')
+  })
+
   it('handles mixed content', () => {
     const content = markdownToPdfContent('**bold** and *italic*') as any
     const texts = Array.isArray(content.text) ? content.text : [content.text]