Set dart runtime version with parsed Platform.version

CHANGELOG.md

@@ -13,6 +13,10 @@
   - Time out for app start info retrieval has been reduced to 10s
   - If `autoAppStarts` is `false` and `setAppStartEnd` has not been called, the app start event processor will now return early instead of waiting for `getAppStartInfo` to finish
 
+### Improvements
+
+- Set dart runtime version with parsed `Platform.version` ([#2156](https://github.com/getsentry/sentry-dart/pull/2156))
+
 ## 8.4.0-beta.1
 
 ### Features

dart/lib/src/event_processor/enricher/io_enricher_event_processor.dart

@@ -54,8 +54,21 @@ class IoEnricherEventProcessor implements EnricherEventProcessor {
   List<SentryRuntime> _getRuntimes(List<SentryRuntime>? runtimes) {
     // Pure Dart doesn't have specific runtimes per build mode
     // like Flutter: https://flutter.dev/docs/testing/build-modes
-    final dartRuntime = SentryRuntime(
+
+    // Extracts the semantic version and channel from the full version string.
+    // 3.5.0-180.3.beta (beta) (Wed Jun 5 15:06:15 2024 +0000) on "android_arm64"
+    // turns into 3.5.0-180.3.beta (beta)
+    String version = Platform.version;
+    RegExp channelRegex = RegExp(r'\((stable|beta|dev)\)');
+    Match? match = channelRegex.firstMatch(version);
+
+    if (match != null) {
+      version = version.substring(0, match.end);
+    }
+
+    SentryRuntime dartRuntime = SentryRuntime(
       name: 'Dart',
+      version: version,
       rawDescription: Platform.version,
     );
     if (runtimes == null) {

dart/test/event_processor/enricher/io_enricher_test.dart

@@ -1,6 +1,8 @@
 @TestOn('vm')
 library dart_test;
 
+import 'dart:io';
+
 import 'package:sentry/sentry.dart';
 import 'package:sentry/src/event_processor/enricher/io_enricher_event_processor.dart';
 import 'package:test/test.dart';
@@ -25,6 +27,8 @@ void main() {
           .firstWhere((element) => element.name == 'Dart');
       expect(dartRuntime?.name, 'Dart');
       expect(dartRuntime?.rawDescription, isNotNull);
+      expect(dartRuntime!.version.toString() != Platform.version, true);
+      expect(Platform.version.contains(dartRuntime.version.toString()), true);
     });
 
     test('does add to existing runtimes', () {