diff --git a/custom-logger/output.txt b/custom-logger/output.txt
new file mode 100644
index 00000000..1da30030
--- /dev/null
+++ b/custom-logger/output.txt
@@ -0,0 +1,332 @@
+@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
+@@ Note to reader:                                    @@
+@@                                                    @@
+@@ This is the full log output of running the sample. @@
+@@ If you want to find the specific thing logged from @@
+@@ the Activity, just                                 @@
+@@ control f for This-is-the-error-info               @@
+@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
+
+  npm run start.watch
+
+
+> temporal-custom-logger@0.1.0 start.watch
+> nodemon src/worker.ts
+
+[nodemon] 3.1.7
+[nodemon] to restart at any time, enter `rs`
+[nodemon] watching path(s): src/**/*
+[nodemon] watching extensions: ts
+[nodemon] starting `ts-node src/worker.ts`
+2025-01-27T20:40:36.282Z [worker] info: Creating worker {
+  sdkComponent: 'worker',
+  taskQueue: 'custom-logger',
+  options: {
+    namespace: 'default',
+    identity: '56408@Mac.attlocal.net',
+    useVersioning: false,
+    buildId: undefined,
+    shutdownGraceTime: 0,
+    enableNonLocalActivities: true,
+    maxConcurrentWorkflowTaskPolls: 10,
+    maxConcurrentActivityTaskPolls: 10,
+    stickyQueueScheduleToStartTimeout: '10s',
+    maxHeartbeatThrottleInterval: '60s',
+    defaultHeartbeatThrottleInterval: '30s',
+    isolateExecutionTimeout: '5s',
+    workflowThreadPoolSize: 1,
+    maxCachedWorkflows: 2310,
+    showStackTraceSources: false,
+    debugMode: false,
+    interceptors: { activity: [], workflowModules: [] },
+    nonStickyToStickyPollRatio: 0.2,
+    sinks: {
+      __temporal_logger: {
+        trace: { fn: [Function: fn] },
+        debug: { fn: [Function: fn] },
+        info: { fn: [Function: fn] },
+        warn: { fn: [Function: fn] },
+        error: { fn: [Function: fn] }
+      }
+    },
+    workflowsPath: '/Users/grantsmith/forks/samples-typescript/custom-logger/src/workflows/index.ts',
+    activities: Map(1) { 'greet' => [AsyncFunction: greet] },
+    taskQueue: 'custom-logger',
+    tuner: {
+      workflowTaskSlotSupplier: { type: 'fixed-size', numSlots: 40 },
+      activityTaskSlotSupplier: { type: 'fixed-size', numSlots: 100 },
+      localActivityTaskSlotSupplier: { type: 'fixed-size', numSlots: 100 }
+    },
+    reuseV8Context: true,
+    shutdownGraceTimeMs: 0,
+    shutdownForceTimeMs: undefined,
+    stickyQueueScheduleToStartTimeoutMs: 10000,
+    isolateExecutionTimeoutMs: 5000,
+    maxHeartbeatThrottleIntervalMs: 60000,
+    defaultHeartbeatThrottleIntervalMs: 30000,
+    loadedDataConverter: {
+      payloadConverter: DefaultPayloadConverter {
+        converterByEncoding: Map(3) {
+          'binary/null' => [UndefinedPayloadConverter],
+          'binary/plain' => [BinaryPayloadConverter],
+          'json/plain' => [JsonPayloadConverter]
+        },
+        converters: [
+          [UndefinedPayloadConverter],
+          [BinaryPayloadConverter],
+          [JsonPayloadConverter]
+        ]
+      },
+      failureConverter: DefaultFailureConverter {
+        options: { encodeCommonAttributes: false }
+      },
+      payloadCodecs: []
+    }
+  }
+}
+2025-01-27T20:40:36.577Z [worker] info: asset workflow-bundle-b55e232a2372bf65f9ec.js 957 KiB [emitted] [immutable] (name: main)
+runtime modules 937 bytes 4 modules
+modules by path ../node_modules/.pnpm/ 280 KiB
+  modules by path ../node_modules/.pnpm/@temporalio+common@1.11.6/node_modules/@temporal...(truncated) 95.3 KiB 23 modules
+  modules by path ../node_modules/.pnpm/@temporalio+workflow@1.11.6/node_modules/@tempor...(truncated) 138 KiB
+    ../node_modules/.pnpm/@temporalio+workflow@1.11.6/node_modules/@temporalio/workf...(truncated) 8.38 KiB [built] [code generated]
+    ../node_modules/.pnpm/@temporalio+workflow@1.11.6/node_modules/@temporalio/workf...(truncated) 4.09 KiB [built] [code generated]
+    + 17 modules
+  ../node_modules/.pnpm/long@5.2.3/node_modules/long/umd/index.js 43.1 KiB [built] [code generated]
+  ../node_modules/.pnpm/ms@3.0.0-canary.1/node_modules/ms/dist/index.cjs 3.41 KiB [built] [code generated]
+modules by path ./src/workflows/ 746 bytes
+  ./src/workflows/index-autogenerated-entrypoint.cjs 465 bytes [built] [code generated]
+  ./src/workflows/index.ts 281 bytes [built] [code generated]
+__temporal_custom_payload_converter (ignored) 15 bytes [built] [code generated]
+__temporal_custom_failure_converter (ignored) 15 bytes [built] [code generated]
+webpack 5.96.1 compiled successfully in 200 ms { sdkComponent: 'worker', taskQueue: 'custom-logger' }
+2025-01-27T20:40:36.578Z [worker] info: Workflow bundle created { sdkComponent: 'worker', taskQueue: 'custom-logger', size: '0.93MB' }
+2025-01-27T20:40:36.637Z [worker] info: Initializing worker {
+  sdkComponent: 'core',
+  namespace: 'default',
+  taskQueue: 'custom-logger'
+}
+2025-01-27T20:40:36.638Z [worker] info: Worker state changed {
+  sdkComponent: 'worker',
+  taskQueue: 'custom-logger',
+  state: 'RUNNING'
+}
+2025-01-27T20:40:38.993Z [worker] debug: New WFT {
+  sdkComponent: 'core',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  action: 'NewWft(PermittedWft(PreparedWFT { task_token: TaskToken(CiQ0NmM0OWQ5Zi03ODQ4LTQwNjktYjMwZi01YjU2NTJmM2VjM2USHndvcmtmbG93LThGS3FabWkxXzhGX0JyNEdIN1JENhokYzFkMmUxMDEtZDMxMC00ZmUzLTljNDMtOTY0Yjk4YzhmMWJhIAIoAUoICAEQtYBAGAFQA2IMCMbe37wGENCrntkD), attempt: 1, execution: WorkflowExecution { workflow_id: "workflow-8FKqZmi1_8F_Br4GH7RD6", run_id: "c1d2e101-d310-4fe3-9c43-964b98c8f1ba" }, workflow_type: "logSampleWorkflow", legacy_query: None, query_requests: [], update: HistoryUpdate(previous_started_event_id: 0, started_id: 3, length: 3, first_event_id: Some(1)), messages: [] }))'
+}
+2025-01-27T20:40:38.993Z [workflow] debug: Applying new workflow task from server {
+  sdkComponent: 'core',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  taskToken: 'CiQ0NmM0OWQ5Zi03ODQ4LTQwNjktYjMwZi01YjU2NTJmM2VjM2USHndvcmtmbG93LThGS3FabWkxXzhGX0JyNEdIN1JENhokYzFkMmUxMDEtZDMxMC00ZmUzLTljNDMtOTY0Yjk4YzhmMWJhIAIoAUoICAEQtYBAGAFQA2IMCMbe37wGENCrntkD',
+  action: 'NewWft(PermittedWft(PreparedWFT { task_token: TaskToken(CiQ0NmM0OWQ5Zi03ODQ4LTQwNjktYjMwZi01YjU2NTJmM2VjM2USHndvcmtmbG93LThGS3FabWkxXzhGX0JyNEdIN1JENhokYzFkMmUxMDEtZDMxMC00ZmUzLTljNDMtOTY0Yjk4YzhmMWJhIAIoAUoICAEQtYBAGAFQA2IMCMbe37wGENCrntkD), attempt: 1, execution: WorkflowExecution { workflow_id: "workflow-8FKqZmi1_8F_Br4GH7RD6", run_id: "c1d2e101-d310-4fe3-9c43-964b98c8f1ba" }, workflow_type: "logSampleWorkflow", legacy_query: None, query_requests: [], update: HistoryUpdate(previous_started_event_id: 0, started_id: 3, length: 3, first_event_id: Some(1)), messages: [] }))',
+  messages: '[]',
+  update: 'HistoryUpdate(previous_started_event_id: 0, started_id: 3, length: 3, first_event_id: Some(1))',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  hasLegacyQuery: 'false',
+  attempt: '1'
+}
+2025-01-27T20:40:38.993Z [workflow] debug: Driven WF start {
+  sdkComponent: 'core',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  nextEvent: 'Some(HistoryEvent { event_id: 2, event_time: Some(Timestamp { seconds: 1738010438, nanos: 991419000 }), event_type: WorkflowTaskScheduled, version: 0, task_id: 1048621, worker_may_ignore: false, user_metadata: None, links: [], attributes: Some(WorkflowTaskScheduledEventAttributes(WorkflowTaskScheduledEventAttributes { task_queue: Some(TaskQueue { name: "custom-logger", kind: Normal, normal_name: "" }), start_to_close_timeout: Some(Duration { seconds: 10, nanos: 0 }), attempt: 1 })) })',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  event: 'HistoryEvent(id: 1, WorkflowExecutionStarted)',
+  action: 'NewWft(PermittedWft(PreparedWFT { task_token: TaskToken(CiQ0NmM0OWQ5Zi03ODQ4LTQwNjktYjMwZi01YjU2NTJmM2VjM2USHndvcmtmbG93LThGS3FabWkxXzhGX0JyNEdIN1JENhokYzFkMmUxMDEtZDMxMC00ZmUzLTljNDMtOTY0Yjk4YzhmMWJhIAIoAUoICAEQtYBAGAFQA2IMCMbe37wGENCrntkD), attempt: 1, execution: WorkflowExecution { workflow_id: "workflow-8FKqZmi1_8F_Br4GH7RD6", run_id: "c1d2e101-d310-4fe3-9c43-964b98c8f1ba" }, workflow_type: "logSampleWorkflow", legacy_query: None, query_requests: [], update: HistoryUpdate(previous_started_event_id: 0, started_id: 3, length: 3, first_event_id: Some(1)), messages: [] }))'
+}
+2025-01-27T20:40:38.993Z [worker] debug: Sending activation to lang {
+  sdkComponent: 'core',
+  activation: 'WorkflowActivation(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, is_replaying: false, jobs: InitializeWorkflow)',
+  taskQueue: 'custom-logger'
+}
+2025-01-27T20:40:39.012Z [workflow] debug: Workflow started {
+  sdkComponent: 'worker',
+  taskQueue: 'custom-logger',
+  namespace: 'default',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  workflowType: 'logSampleWorkflow'
+}
+2025-01-27T20:40:39.013Z [workflow] debug: wf bridge iteration fetch {
+  sdkComponent: 'core',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  taskQueue: 'custom-logger',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  completion: 'WorkflowActivationCompletion(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, status: Success(ScheduleActivity(1, greet) ))',
+  inCmds: '[ScheduleActivity(1, greet)]'
+}
+2025-01-27T20:40:39.013Z [workflow] debug: handling command {
+  sdkComponent: 'core',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  state: 'ScheduleCommandCreated',
+  machineName: 'ActivityMachine',
+  completion: 'WorkflowActivationCompletion(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, status: Success(ScheduleActivity(1, greet) ))',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  taskQueue: 'custom-logger',
+  commandType: 'ScheduleActivityTask'
+}
+2025-01-27T20:40:39.013Z [workflow] debug: prepared commands {
+  sdkComponent: 'core',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  completion: 'WorkflowActivationCompletion(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, status: Success(ScheduleActivity(1, greet) ))',
+  commands: '[Cmd&Machine(ScheduleActivityTask)]',
+  taskQueue: 'custom-logger'
+}
+2025-01-27T20:40:39.013Z [workflow] debug: Sending responses to server {
+  sdkComponent: 'core',
+  commands: '[ScheduleActivityTask]',
+  messages: '[]',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  completion: 'WorkflowActivationCompletion(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, status: Success(ScheduleActivity(1, greet) ))',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  forceNewWft: false,
+  taskQueue: 'custom-logger',
+  queryResponses: '[]'
+}
+2025-01-27T20:40:39.014Z [workflow] debug: Server returned 1 fewer activities for eager execution than we requested {
+  sdkComponent: 'core',
+  completion: 'WorkflowActivationCompletion(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, status: Success(ScheduleActivity(1, greet) ))',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  taskQueue: 'custom-logger'
+}
+2025-01-27T20:40:39.014Z [workflow] debug: Marking WFT completed {
+  sdkComponent: 'core',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  completion: 'WorkflowActivationCompletion(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, status: Success(ScheduleActivity(1, greet) ))',
+  taskQueue: 'custom-logger'
+}
+2025-01-27T20:40:39.017Z [activity] debug: Activity started {
+  sdkComponent: 'worker',
+  taskQueue: 'custom-logger',
+  isLocal: false,
+  attempt: 1,
+  namespace: 'default',
+  taskToken: 'CiQ0NmM0OWQ5Zi03ODQ4LTQwNjktYjMwZi01YjU2NTJmM2VjM2USHndvcmtmbG93LThGS3FabWkxXzhGX0JyNEdIN1JENhokYzFkMmUxMDEtZDMxMC00ZmUzLTljNDMtOTY0Yjk4YzhmMWJhIAUoATIBMUIFZ3JlZXRKCAgBELyAQBgB',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  workflowRunId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  workflowType: 'logSampleWorkflow',
+  activityId: '1',
+  activityType: 'greet'
+}
+2025-01-27T20:40:39.017Z [activity] info: Log from activity {
+  sdkComponent: 'activity',
+  taskQueue: 'custom-logger',
+  isLocal: false,
+  attempt: 1,
+  namespace: 'default',
+  taskToken: 'CiQ0NmM0OWQ5Zi03ODQ4LTQwNjktYjMwZi01YjU2NTJmM2VjM2USHndvcmtmbG93LThGS3FabWkxXzhGX0JyNEdIN1JENhokYzFkMmUxMDEtZDMxMC00ZmUzLTljNDMtOTY0Yjk4YzhmMWJhIAUoATIBMUIFZ3JlZXRKCAgBELyAQBgB',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  workflowRunId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  workflowType: 'logSampleWorkflow',
+  activityId: '1',
+  activityType: 'greet',
+  notfromsplat: 'not-from-splat',
+  extraObject: { errorInfo: 'This-is-the-error-info' }
+}
+2025-01-27T20:40:39.017Z [activity] debug: Activity completed {
+  sdkComponent: 'worker',
+  taskQueue: 'custom-logger',
+  isLocal: false,
+  attempt: 1,
+  namespace: 'default',
+  taskToken: 'CiQ0NmM0OWQ5Zi03ODQ4LTQwNjktYjMwZi01YjU2NTJmM2VjM2USHndvcmtmbG93LThGS3FabWkxXzhGX0JyNEdIN1JENhokYzFkMmUxMDEtZDMxMC00ZmUzLTljNDMtOTY0Yjk4YzhmMWJhIAUoATIBMUIFZ3JlZXRKCAgBELyAQBgB',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  workflowRunId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  workflowType: 'logSampleWorkflow',
+  activityId: '1',
+  activityType: 'greet',
+  durationMs: 0
+}
+2025-01-27T20:40:39.020Z [worker] debug: New WFT {
+  sdkComponent: 'core',
+  action: 'NewWft(PermittedWft(PreparedWFT { task_token: TaskToken(CiQ0NmM0OWQ5Zi03ODQ4LTQwNjktYjMwZi01YjU2NTJmM2VjM2USHndvcmtmbG93LThGS3FabWkxXzhGX0JyNEdIN1JENhokYzFkMmUxMDEtZDMxMC00ZmUzLTljNDMtOTY0Yjk4YzhmMWJhIAgoAUoICAEQxoBAGAFQCWILCMfe37wGELjOpgk=), attempt: 1, execution: WorkflowExecution { workflow_id: "workflow-8FKqZmi1_8F_Br4GH7RD6", run_id: "c1d2e101-d310-4fe3-9c43-964b98c8f1ba" }, workflow_type: "logSampleWorkflow", legacy_query: None, query_requests: [], update: HistoryUpdate(previous_started_event_id: 3, started_id: 9, length: 6, first_event_id: Some(4)), messages: [] }))',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba'
+}
+2025-01-27T20:40:39.020Z [workflow] debug: Applying new workflow task from server {
+  sdkComponent: 'core',
+  messages: '[]',
+  hasLegacyQuery: 'false',
+  taskToken: 'CiQ0NmM0OWQ5Zi03ODQ4LTQwNjktYjMwZi01YjU2NTJmM2VjM2USHndvcmtmbG93LThGS3FabWkxXzhGX0JyNEdIN1JENhokYzFkMmUxMDEtZDMxMC00ZmUzLTljNDMtOTY0Yjk4YzhmMWJhIAgoAUoICAEQxoBAGAFQCWILCMfe37wGELjOpgk=',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  attempt: '1',
+  action: 'NewWft(PermittedWft(PreparedWFT { task_token: TaskToken(CiQ0NmM0OWQ5Zi03ODQ4LTQwNjktYjMwZi01YjU2NTJmM2VjM2USHndvcmtmbG93LThGS3FabWkxXzhGX0JyNEdIN1JENhokYzFkMmUxMDEtZDMxMC00ZmUzLTljNDMtOTY0Yjk4YzhmMWJhIAgoAUoICAEQxoBAGAFQCWILCMfe37wGELjOpgk=), attempt: 1, execution: WorkflowExecution { workflow_id: "workflow-8FKqZmi1_8F_Br4GH7RD6", run_id: "c1d2e101-d310-4fe3-9c43-964b98c8f1ba" }, workflow_type: "logSampleWorkflow", legacy_query: None, query_requests: [], update: HistoryUpdate(previous_started_event_id: 3, started_id: 9, length: 6, first_event_id: Some(4)), messages: [] }))',
+  update: 'HistoryUpdate(previous_started_event_id: 3, started_id: 9, length: 6, first_event_id: Some(4))',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6'
+}
+2025-01-27T20:40:39.020Z [worker] debug: Sending activation to lang {
+  sdkComponent: 'core',
+  taskQueue: 'custom-logger',
+  activation: 'WorkflowActivation(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, is_replaying: false, jobs: ResolveActivity(1, Completed))'
+}
+2025-01-27T20:40:39.022Z [workflow] info: Greeted {
+  sdkComponent: 'workflow',
+  taskQueue: 'custom-logger',
+  namespace: 'default',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  workflowType: 'logSampleWorkflow',
+  greeting: 'Hello, Temporal!'
+}
+2025-01-27T20:40:39.022Z [workflow] debug: Workflow completed {
+  sdkComponent: 'worker',
+  taskQueue: 'custom-logger',
+  namespace: 'default',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  workflowType: 'logSampleWorkflow'
+}
+2025-01-27T20:40:39.022Z [workflow] debug: wf bridge iteration fetch {
+  sdkComponent: 'core',
+  completion: 'WorkflowActivationCompletion(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, status: Success(CompleteWorkflowExecution ))',
+  taskQueue: 'custom-logger',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  inCmds: '[CompleteWorkflowExecution]'
+}
+2025-01-27T20:40:39.022Z [workflow] debug: handling command {
+  sdkComponent: 'core',
+  completion: 'WorkflowActivationCompletion(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, status: Success(CompleteWorkflowExecution ))',
+  state: 'CompleteWorkflowCommandCreated',
+  commandType: 'CompleteWorkflowExecution',
+  machineName: 'CompleteWorkflowMachine',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  taskQueue: 'custom-logger'
+}
+2025-01-27T20:40:39.022Z [workflow] debug: prepared commands {
+  sdkComponent: 'core',
+  completion: 'WorkflowActivationCompletion(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, status: Success(CompleteWorkflowExecution ))',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  commands: '[Cmd&Machine(CompleteWorkflowExecution)]',
+  taskQueue: 'custom-logger'
+}
+2025-01-27T20:40:39.022Z [workflow] debug: Cancelling all local activities for run {
+  sdkComponent: 'core',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  taskQueue: 'custom-logger',
+  completion: 'WorkflowActivationCompletion(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, status: Success(CompleteWorkflowExecution ))',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6'
+}
+2025-01-27T20:40:39.022Z [workflow] debug: Sending responses to server {
+  sdkComponent: 'core',
+  forceNewWft: false,
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  completion: 'WorkflowActivationCompletion(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, status: Success(CompleteWorkflowExecution ))',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6',
+  messages: '[]',
+  queryResponses: '[]',
+  taskQueue: 'custom-logger',
+  commands: '[CompleteWorkflowExecution]'
+}
+2025-01-27T20:40:39.023Z [workflow] debug: Marking WFT completed {
+  sdkComponent: 'core',
+  runId: 'c1d2e101-d310-4fe3-9c43-964b98c8f1ba',
+  taskQueue: 'custom-logger',
+  completion: 'WorkflowActivationCompletion(run_id: c1d2e101-d310-4fe3-9c43-964b98c8f1ba, status: Success(CompleteWorkflowExecution ))',
+  workflowId: 'workflow-8FKqZmi1_8F_Br4GH7RD6'
+}
\ No newline at end of file
diff --git a/custom-logger/package.json b/custom-logger/package.json
index cef9a2d6..b96bbf85 100644
--- a/custom-logger/package.json
+++ b/custom-logger/package.json
@@ -26,6 +26,7 @@
     "@temporalio/client": "^1.11.6",
     "@temporalio/worker": "^1.11.6",
     "@temporalio/workflow": "^1.11.6",
+    "@temporalio/common": "^1.11.6",
     "nanoid": "3.x",
     "triple-beam": "^1.3.0",
     "winston": "^3.3.3"
diff --git a/custom-logger/src/activities/index.ts b/custom-logger/src/activities/index.ts
index e0e71b4c..19ce8431 100644
--- a/custom-logger/src/activities/index.ts
+++ b/custom-logger/src/activities/index.ts
@@ -1,8 +1,12 @@
 import { log } from '@temporalio/activity';
+import { LogWrapper } from '../logWrapper';
+
+const logger = new LogWrapper(log);
 
 // @@@SNIPSTART typescript-activity-use-injected-logger
 export async function greet(name: string): Promise<string> {
-  log.info('Log from activity', { name });
+  const errorFromCode = { errorInfo: 'This-is-the-error-info' };
+  logger.info('Log from activity', errorFromCode,);
   return `Hello, ${name}!`;
 }
 // @@@SNIPEND
diff --git a/custom-logger/src/logWrapper.ts b/custom-logger/src/logWrapper.ts
new file mode 100644
index 00000000..883ba8b4
--- /dev/null
+++ b/custom-logger/src/logWrapper.ts
@@ -0,0 +1,40 @@
+
+import { Logger } from '@temporalio/common';
+import { LogMetadata } from '@temporalio/worker';
+
+/**
+ * Wrapper for the logger to allow an additional object or error to be passed to the logger.
+ * 
+ * @example
+ * ```ts
+ * import { log } from '@temporalio/activity';
+ * 
+ * logger = LogWrapper(log);
+ * logger.info('Log from activity', { prop: 'value' });
+ * ```
+ */
+export class LogWrapper {
+
+    private _logger: Logger;
+
+    /**
+     * Create the logger by injecting a Activity logger.
+     *
+     * @param log the logger to be injected
+     */
+    constructor(private logger: Logger) {
+        this._logger = logger;
+    }
+
+    info(message: string, extraObject?: object, meta?: LogMetadata): void {
+        this._logger.info(
+            message,
+            extraObject
+                ? meta
+                    ? { ...meta, fromsplat: "from-splat", extraObject: extraObject }
+                    : { notfromsplat: "not-from-splat", extraObject: extraObject}
+                : meta
+        );
+    }
+
+}
\ No newline at end of file