From: Ardis Lu <ardisglu@gmail.com>
Date: Thu, 8 Aug 2024 06:19:46 +0000 (-0700)
Subject: Fix page getting stuck on RPC error
X-Git-Url: https://git.ardis.lu/?a=commitdiff_plain;h=914c0fae0edd503cb49b2cddd45a78dae8bf95fa;p=block-hash-calculator

Fix page getting stuck on RPC error

Now the page will swallow the error so the user can re-try the query.
---

diff --git a/index.html b/index.html
index f358760..76e5adb 100644
--- a/index.html
+++ b/index.html
@@ -74,18 +74,17 @@
           method: 'eth_getBlockByNumber',
           params: [`0x${BigInt(num).toString(16)}`, false]
         })
-      }).then(r => r.json());
+      }).then(r => r.json()).catch(e => e);
 
       const block = response?.result;
-      if (block === undefined) {
-        return;
-      }
-      const { header, rlp, hash } = calculate(block);
+      if (block !== undefined) {
+        const { header, rlp, hash } = calculate(block);
 
-      document.querySelector('#out-header').textContent = `[\n  ${header.join(',\n  ')}\n]`;
-      document.querySelector('#out-rlp').textContent = rlp;
-      document.querySelector('#out-hash').textContent = hash;
-      document.querySelector('output').style.setProperty('display', 'unset');
+        document.querySelector('#out-header').textContent = `[\n  ${header.join(',\n  ')}\n]`;
+        document.querySelector('#out-rlp').textContent = rlp;
+        document.querySelector('#out-hash').textContent = hash;
+        document.querySelector('output').style.setProperty('display', 'unset');
+      }
 
       e.target.removeAttribute('data-loading');
     });