Fix formatting

Author: nicohrubec

dev-packages/node-integration-tests/suites/tracing/langgraph/agent-scenario.mjs

@@ -1,6 +1,6 @@
 import { ChatAnthropic } from '@langchain/anthropic';
-import { createReactAgent } from '@langchain/langgraph/prebuilt';
 import { HumanMessage, SystemMessage } from '@langchain/core/messages';
+import { createReactAgent } from '@langchain/langgraph/prebuilt';
 import * as Sentry from '@sentry/node';
 import express from 'express';
 
@@ -58,10 +58,7 @@ async function run() {
 
     // Test: basic invocation
     await agent.invoke({
-      messages: [
-        new SystemMessage('You are a helpful assistant.'),
-        new HumanMessage('What is the weather today?'),
-      ],
+      messages: [new SystemMessage('You are a helpful assistant.'), new HumanMessage('What is the weather today?')],
     });
   });
 

packages/core/src/tracing/langgraph/index.ts

@@ -177,7 +177,7 @@ export function instrumentCreateReactAgent(
             [GEN_AI_OPERATION_NAME_ATTRIBUTE]: 'create_agent',
           },
         },
-        () => {
+        span => {
           try {
             const compiledGraph = Reflect.apply(target, thisArg, args);
             const compiledOptions = args.length > 0 ? (args[0] as Record<string, unknown>) : {};
@@ -193,6 +193,13 @@ export function instrumentCreateReactAgent(
 
             return compiledGraph;
           } catch (error) {
+            span.setStatus({ code: SPAN_STATUS_ERROR, message: 'internal_error' });
+            captureException(error, {
+              mechanism: {
+                handled: false,
+                type: 'auto.ai.langgraph.error',
+              },
+            });
             throw error;
           }
         },

packages/node/src/integrations/tracing/langgraph/instrumentation.ts

@@ -110,10 +110,7 @@ export class SentryLangGraphInstrumentation extends InstrumentationBase<LangGrap
     if (exports.createReactAgent && typeof exports.createReactAgent === 'function') {
       const originalCreateReactAgent = exports.createReactAgent;
       Object.defineProperty(exports, 'createReactAgent', {
-        value: instrumentCreateReactAgent(
-          originalCreateReactAgent as (...args: unknown[]) => CompiledGraph,
-          options,
-        ),
+        value: instrumentCreateReactAgent(originalCreateReactAgent as (...args: unknown[]) => CompiledGraph, options),
         writable: true,
         enumerable: true,
         configurable: true,