From f210998e99a0245ef2401ba4fb7fce3e5e66010f Mon Sep 17 00:00:00 2001
From: Arriana Blais <arriblais@honeycomb.io>
Date: Thu, 12 Dec 2024 10:31:45 -0500
Subject: [PATCH] make the span exporter flush result after export

---
 .../Trace/SpanProcessors/BatchSpanProcessor.swift          | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Sources/OpenTelemetrySdk/Trace/SpanProcessors/BatchSpanProcessor.swift b/Sources/OpenTelemetrySdk/Trace/SpanProcessors/BatchSpanProcessor.swift
index 7c79d7b3..575ffeed 100644
--- a/Sources/OpenTelemetrySdk/Trace/SpanProcessors/BatchSpanProcessor.swift
+++ b/Sources/OpenTelemetrySdk/Trace/SpanProcessors/BatchSpanProcessor.swift
@@ -222,7 +222,12 @@ private class BatchWorker: Thread {
     stride(from: 0, to: spanList.endIndex, by: maxExportBatchSize).forEach {
       var spansToExport = spanList[$0 ..< min($0 + maxExportBatchSize, spanList.count)].map { $0.toSpanData() }
       willExportCallback?(&spansToExport)
-      let result = spanExporter.export(spans: spansToExport, explicitTimeout: explicitTimeout)
+      var result = spanExporter.export(spans: spansToExport, explicitTimeout: explicitTimeout)
+
+      if result == .success {
+        result = spanExporter.flush(explicitTimeout: explicitTimeout)
+      }
+
       if result == .success {
         cond.lock()
         processedSpansCounter?.add(value: spanList.count, attribute:  [