fix: accept unquoted non-ASCII font-family values

src/applyparseattributes.ts

@@ -122,7 +122,18 @@ export function parseAttributes(context: Context, svgNode: SvgNode, node?: Eleme
 
   const fontFamily = getAttribute(domNode, context.styleSheets, 'font-family')
   if (fontFamily) {
-    const fontFamilies = FontFamily.parse(fontFamily)
+    // font-family-papandreou rejects unquoted names with non-ASCII (and some
+    // other) characters. Browsers still honor those attribute values, so fall
+    // back to comma-splitting and trimming the family names.
+    let fontFamilies: string[]
+    try {
+      fontFamilies = FontFamily.parse(fontFamily)
+    } catch {
+      fontFamilies = fontFamily
+        .split(',')
+        .map(f => f.trim().replace(/^['"]|['"]$/g, ''))
+        .filter(Boolean)
+    }
     context.attributeState.fontFamily = findFirstAvailableFontFamily(
       context.attributeState,
       fontFamilies,

test/font-family-unquoted-utf8/font-family-unquoted-utf8.spec.ts

@@ -0,0 +1,28 @@
+import { describe, it, expect } from 'vitest'
+import { svg2pdf } from '../../src/svg2pdf'
+import jsPDF from 'jspdf'
+import { loadSvg } from '../utils/loadSvg'
+
+describe('font-family-unquoted-utf8', () => {
+  it('accepts unquoted non-ASCII font-family fallback list and renders matching custom font', async () => {
+    const { svgElement, width, height } = await loadSvg(
+      '/test/font-family-unquoted-utf8/font-family-unquoted-utf8.svg'
+    )
+    const pdf = new jsPDF(width > height ? 'l' : 'p', 'pt', [width, height])
+    const fontData = await fetch('/test/custom-fonts/Batang.ttf')
+      .then(r => r.arrayBuffer())
+      .then(buffer => {
+        const bytes = new Uint8Array(buffer)
+        let binary = ''
+        for (let i = 0; i < bytes.byteLength; i++) {
+          binary += String.fromCharCode(bytes[i])
+        }
+        return binary
+      })
+    pdf.addFileToVFS('/test/custom-fonts/Batang.ttf', fontData)
+    pdf.addFont('/test/custom-fonts/Batang.ttf', 'Batang', 'normal')
+
+    await svg2pdf(svgElement, pdf, { loadExternalStyleSheets: true })
+    await expect(pdf.output('arraybuffer')).toMatchPdfSnapshot('../custom-fonts/custom-fonts.pdf')
+  })
+})