fix: handle catex error

2024-04-09 21:34:01 +01:00
parent 1058894127
commit 37f1466932
1 changed files with 16 additions and 9 deletions
@@ -6,19 +6,26 @@ const router = express.Router();

 // localhost:3002/katex
 router.get('/', async (req, res) => {
-  const original = req._parsedUrl.search;
+  try {
+    const original = req._parsedUrl.search;

-  const latexString = original.replace('?', '').replaceAll('&plus;', '+').replaceAll('&space;', '');
-  console.log({ latexString });
+    const latexString = original
+      .replace('?', '')
+      .replaceAll('&plus;', '+')
+      .replaceAll('&space;', '');
+    console.log({ latexString });

-  const html = katex.renderToString(latexString, {
-    throwOnError: false,
-    output: 'mathml'
-  });
+    const html = katex.renderToString(latexString, {
+      throwOnError: false,
+      output: 'mathml'
+    });

-  console.log({ html });
+    console.log({ html });

-  res.send(html);
+    res.send(html);
+  } catch (error) {
+    res.send('failed');
+  }
 });

 module.exports = router;