Filter noisy wallet/extension errors in Sentry

sentry.client.config.ts

@@ -5,6 +5,8 @@
 
 import * as Sentry from '@sentry/nextjs';
 
+import { shouldIgnoreError } from './src/utils/sentryFilters';
+
 Sentry.init({
   dsn: 'https://f4f62da759bfe365562d0dfe080a255e@o4508407151525888.ingest.de.sentry.io/4510516896530512',
 
@@ -14,4 +16,9 @@ Sentry.init({
   // Enable sending user PII (Personally Identifiable Information)
   // https://docs.sentry.io/platforms/javascript/guides/nextjs/configuration/options/#sendDefaultPii
   sendDefaultPii: false,
+
+  beforeSend(event) {
+    if (shouldIgnoreError(event)) return null;
+    return event;
+  },
 });

src/utils/sentryFilters.ts

@@ -0,0 +1,97 @@
+import type { Event } from '@sentry/types';
+
+// Error message patterns to drop. Each regex is tested against
+// the first exception value (or the top-level message).
+const IGNORED_ERROR_PATTERNS: RegExp[] = [
+  // Browser-extension subscription/port noise
+  /connection interrupted while trying to subscribe/i,
+  /attempting to use a disconnected port object/i,
+  /the source .+ has not been authorized yet/i,
+
+  // MetaMask / wallet connect failures
+  /failed to connect to metamask/i,
+  /chrome\.runtime\.sendmessage\(\) called from a webpage must specify an extension id/i,
+  /cannot read properties of undefined \(reading 'sendmessage'\)/i,
+  /cannot read properties of undefined \(reading 'networkversion'\)/i,
+  /cannot read properties of undefined \(reading 'removelistener'\)/i,
+  /cannot read properties of undefined \(reading 'ton'\)/i,
+
+  // Wallet injector conflicts (window.ethereum property fights)
+  /invalid property descriptor\. cannot both specify accessors and a value or writable attribute/i,
+  /cannot set property ethereum of #<window> which has only a getter/i,
+
+  // Specific wallet extensions
+  /talisman extension has not been configured yet/i,
+  /'set' on proxy: trap returned falsish for property 'tronlinkparams'/i,
+  /bitvisionweb is not defined/i,
+  /shouldsetpelagusforcurrentprovider is not a function/i,
+  /the request by this web3 provider is timeout/i,
+
+  // wagmi / RainbowKit connector noise
+  /providernotfounderror: provider not found/i,
+  /connectornotconnectederror: connector not connected/i,
+
+  // Cross-origin frame (wallet iframes)
+  /blocked a frame with origin .+ from accessing a cross-origin frame/i,
+
+  // WalletConnect
+  /websocket connection closed abnormally with code: 3000/i,
+  /websocket connection failed for host: wss:\/\/relay\.walletconnect\.org/i,
+  /no matching key\. session topic doesn't exist/i,
+  /walletconnect.+proposal expired/i,
+  /request expired\. please try again/i,
+  /failed to execute 'transaction' on 'idbdatabase': the database connection is closing/i,
+
+  // User rejections (wallet-specific patterns)
+  /userrejectedrequesterror/i,
+  /user rejected the request/i,
+  /user rejected transaction/i,
+  /user denied transaction signature/i,
+  /user denied message signature/i,
+
+  // Contract revert with no reason string (not actionable from frontend)
+  /missing revert data in call exception/i,
+
+  // Non-Error null rejections (wallet/provider teardown)
+  /non-error promise rejection captured with value: null/i,
+
+  // Network / browser noise
+  /can't find variable: eip155/i,
+];
+
+// Culprit / stack-frame patterns. These catch errors that have generic
+// messages (e.g. "Failed to fetch") but originate from injected scripts.
+const IGNORED_CULPRIT_PATTERNS: RegExp[] = [
+  /injectLeap/i,
+  /inject\.chrome/i,
+  /extensionServiceWorker/i,
+  /injectedScript\.bundle/i,
+  /window-provider/i,
+  /injected\/injected/i,
+  /frame_ant\/frame_ant/i,
+  /\/inpage$/i,
+  /\/inject$/i,
+  /\/injector$/i,
+  /\/btc$/i,
+  /\/sui$/i,
+  /\/solana$/i,
+];
+
+export function shouldIgnoreError(event: Event): boolean {
+  const message = event.exception?.values?.[0]?.value ?? event.message ?? '';
+  const culprit = (event as Record<string, unknown>).culprit as string | undefined;
+  const frames = event.exception?.values?.[0]?.stacktrace?.frames ?? [];
+  const topFilename = frames.length > 0 ? frames[frames.length - 1]?.filename : undefined;
+
+  // Unconditional message-based filters (safe regardless of source)
+  if (IGNORED_ERROR_PATTERNS.some((p) => p.test(message))) return true;
+
+  const isFromInjectedScript =
+    (culprit != null && IGNORED_CULPRIT_PATTERNS.some((p) => p.test(culprit))) ||
+    (topFilename != null && IGNORED_CULPRIT_PATTERNS.some((p) => p.test(topFilename)));
+
+  // Drop any error whose stack originates from an injected script
+  if (isFromInjectedScript) return true;
+
+  return false;
+}