docs(flutter): Use sentry flutter init in samples

platform-includes/configuration/allow-urls/dart.mdx

@@ -1,13 +1,5 @@
-```dart
-import 'package:sentry/sentry.dart';
-
-Future<void> main() async {
-  await Sentry.init(
-    (options) {
-      options.dsn = '___PUBLIC_DSN___';
-      options.allowUrls = ["^https://sentry.com.*\$", "my-custom-domain"];
-    },
-    appRunner: initApp, // Init your App.
-  );
-}
+```dart {2}
+await Sentry.init((options) {
+  options.allowUrls = ["^https://sentry.com.*\$", "my-custom-domain"];
+});
 ```

platform-includes/configuration/allow-urls/flutter.mdx

@@ -0,0 +1,5 @@
+```dart {2}
+await SentryFlutter.init((options) {
+  options.allowUrls = ["^https://sentry.com.*\$", "my-custom-domain"];
+});
+```

platform-includes/configuration/before-breadcrumb-hint/dart.mdx

@@ -1,11 +1,7 @@
-```dart
-import 'package:sentry/sentry.dart';
-
-Breadcrumb? beforeBreadcrumb(Breadcrumb? breadcrumb, Hint hint) {
-  return hint is MyHint ? null : crumb;
-}
-
-Future<void> main() async {
-  await Sentry.init((options) => options.beforeBreadcrumb = beforeBreadcrumb);
-}
+```dart {3}
+await Sentry.init((options) {
+  options.beforeBreadcrumb = (breadcrumb, hint) {
+    return hint is MyHint ? null : crumb;
+  };
+});
 ```

platform-includes/configuration/before-breadcrumb-hint/flutter.mdx

@@ -0,0 +1,7 @@
+```dart {3}
+await SentryFlutter.init((options) {
+  options.beforeBreadcrumb = (breadcrumb, hint) {
+    return hint is MyHint ? null : crumb;
+  };
+});
+```

platform-includes/configuration/before-send-fingerprint/dart.mdx

@@ -1,14 +1,10 @@
-```dart
-import 'package:sentry/sentry.dart';
-
-FutureOr<SentryEvent?> beforeSend(SentryEvent event, Hint hint) async {
-  if (event.throwable is DatabaseException) {
-    event = event.copyWith(fingerprint: ['database-connection-error']);
-  }
-  return event;
-}
-
-Future<void> main() async {
-  await Sentry.init((options) => options.beforeSend = beforeSend);
-}
+```dart {3-6}
+await Sentry.init((options) {
+  options.beforeSend = (event, hint) {
+    if (event.throwable is DatabaseException) {
+      event = event.copyWith(fingerprint: ['database-connection-error']);
+    }
+    return event;
+  };
+});
 ```

platform-includes/configuration/before-send-fingerprint/flutter.mdx

@@ -0,0 +1,10 @@
+```dart {3-6}
+await SentryFlutter.init((options) {
+  options.beforeSend = (event, hint) {
+    if (event.throwable is DatabaseException) {
+      event = event.copyWith(fingerprint: ['database-connection-error']);
+    }
+    return event;
+  };
+});
+```

platform-includes/configuration/before-send-hint/dart.mdx

@@ -1,11 +1,7 @@
-```dart
-import 'package:sentry/sentry.dart';
-
-FutureOr<SentryEvent?> beforeSend(SentryEvent event, Hint hint) async {
-  return hint is MyHint ? null : event;
-}
-
-Future<void> main() async {
-  await Sentry.init((options) => options.beforeSend = beforeSend);
-}
+```dart {3}
+await Sentry.init((options) {
+  options.beforeSend = (event, hint) {
+    return hint is MyHint ? null : event;
+  };
+});
 ```

platform-includes/configuration/before-send-hint/flutter.mdx

@@ -0,0 +1,7 @@
+```dart {3}
+await SentryFlutter.init((options) {
+  options.beforeSend = (event, hint) {
+    return hint is MyHint ? null : event;
+  };
+});
+```

platform-includes/configuration/before-send/dart.mdx

@@ -1,13 +1,7 @@
-```dart
-import 'package:sentry/sentry.dart';
-
-FutureOr<SentryEvent?> beforeSend(SentryEvent event, Hint hint) async {
-  // Modify the event here:
-  event = event.copyWith(serverName: null); // Don't send server names.
-  return event;
-}
-
-Future<void> main() async {
-  await Sentry.init((options) => options.beforeSend = beforeSend);
-}
+```dart {3}
+await Sentry.init((options) {
+  options.beforeSend = (event, hint) {
+    return event.copyWith(serverName: null); // Don't send server names.
+  };
+});
 ```

platform-includes/configuration/before-send/flutter.mdx

@@ -0,0 +1,7 @@
+```dart {3}
+await SentryFlutter.init((options) {
+  options.beforeSend = (event, hint) {
+    return event.copyWith(serverName: null); // Don't send server names.
+  };
+});
+```

platform-includes/configuration/deny-urls/dart.mdx

@@ -1,13 +1,5 @@
-```dart
-import 'package:sentry/sentry.dart';
-
-Future<void> main() async {
-  await Sentry.init(
-    (options) {
-      options.dsn = '___PUBLIC_DSN___';
-      options.denyUrls = ["^.*ends-with-this\$", "denied-url"];
-    },
-    appRunner: initApp, // Init your App.
-  );
-}
+```dart {2}
+await Sentry.init((options) {
+  options.denyUrls = ["^.*ends-with-this\$", "denied-url"];
+});
 ```

platform-includes/configuration/deny-urls/flutter.mdx

@@ -0,0 +1,5 @@
+```dart {2}
+await SentryFlutter.init((options) {
+  options.denyUrls = ["^.*ends-with-this\$", "denied-url"];
+});
+```

platform-includes/configuration/ignore-errors/dart.mdx

@@ -1,10 +1,5 @@
-```dart
-  await SentryFlutter.init(
-    (options) {
-      options.dsn = '___PUBLIC_DSN___';
-      options.ignoreErrors = ["my-error", "^error-.*\$"];
-      ...
-    },
-    appRunner: () => runApp(MyApp()),
-  );
+```dart {2}
+await Sentry.init((options) {
+  options.ignoreErrors = ["my-error", "^error-.*\$"];
+});
 ```

platform-includes/configuration/ignore-transactions/dart.mdx

@@ -1,10 +1,5 @@
-```dart
-  await SentryFlutter.init(
-    (options) {
-      options.dsn = '___PUBLIC_DSN___';
-      options.ignoreTransactions = ["my-transaction", "^transaction-.*\$" ];
-      ...
-    },
-    appRunner: () => runApp(MyApp()),
-  );
+```dart {2}
+await Sentry.init((options) {
+  options.ignoreTransactions = ["my-transaction", "^transaction-.*\$" ];
+});
 ```

platform-includes/configuration/sample-rate/dart.mdx

@@ -1,8 +1,6 @@
-```dart
-import 'package:sentry/sentry.dart';
-
-Future<void> main() async {
+```dart {3}
+await Sentry.init((options) {
   // Capture only 25% of events
-  await Sentry.init((options) => options.sampleRate = 0.25);
-}
+  options.sampleRate = 0.25;
+});
 ```

platform-includes/configuration/sample-rate/flutter.mdx

@@ -0,0 +1,6 @@
+```dart {3}
+await SentryFlutter.init((options) {
+  // Capture only 25% of events
+  options.sampleRate = 0.25;
+});
+```

platform-includes/enriching-events/attach-viewhierarchy/flutter.mdx

@@ -1,14 +1,5 @@
-```dart
-import 'package:flutter/widgets.dart';
-import 'package:sentry_flutter/sentry_flutter.dart';
-
-Future<void> main() async {
-  await SentryFlutter.init(
-    (options) {
-      options.dsn = '___PUBLIC_DSN___';
-      options.attachViewHierarchy = true;
-    },
-    appRunner: () => runApp(MyApp()),
-  );
-}
+```dart {2}
+await SentryFlutter.init((options) {
+  options.attachViewHierarchy = true;
+});
 ```

platform-includes/enriching-events/breadcrumbs/before-breadcrumb/dart.mdx

@@ -1,11 +1,7 @@
-```dart
-import 'package:sentry/sentry.dart';
-
-Breadcrumb? beforeBreadcrumb(Breadcrumb? breadcrumb, Hint hint) {
-  return 'a.spammy.Logger' == breadcrumb.category ? null : breadcrumb;
-}
-
-Future<void> main() async {
-  await Sentry.init((options) => options.beforeBreadcrumb = beforeBreadcrumb);
-}
+```dart {3}
+await Sentry.init((options) {
+  options.beforeBreadcrumb = (breadcrumb, hint) {
+    return 'a.spammy.Logger' == breadcrumb.category ? null : breadcrumb;
+  };
+});
 ```

platform-includes/enriching-events/breadcrumbs/before-breadcrumb/flutter.mdx

@@ -0,0 +1,7 @@
+```dart {4}
+await SentryFlutter.init((options) {
+  options.beforeBreadcrumb = (breadcrumb, hint) {
+    return 'a.spammy.Logger' == breadcrumb.category ? null : breadcrumb;
+  };
+});
+```

platform-includes/performance/configure-sample-rate/dart.mdx

@@ -1,9 +1,5 @@
 ```dart {diff}
-import 'package:sentry/sentry.dart';
-
-Sentry.init((options) => {
-    options.dsn = '___PUBLIC_DSN___';
-
+Sentry.init((options) {
 +   // To set a uniform sample rate
 +   options.tracesSampleRate = 1.0;
 
@@ -12,6 +8,6 @@ Sentry.init((options) => {
 +   options.tracesSampler = (samplingContext) {
 +     // return a number between 0 and 1 or null (to fallback
 +     // to configured value)
-    };
++   };
 });
 ```

platform-includes/performance/configure-sample-rate/flutter.mdx

@@ -1,21 +1,13 @@
 ```dart {diff}
-import 'package:flutter/widgets.dart';
-import 'package:sentry_flutter/sentry_flutter.dart';
+SentryFlutter.init((options) {
++  // To set a uniform sample rate
++  options.tracesSampleRate = 1.0;
 
-SentryFlutter.init(
-  (options) => {
-    options.dsn = '___PUBLIC_DSN___';
-
-+   // To set a uniform sample rate
-+   options.tracesSampleRate = 1.0;
-
-+   // OR if you prefer, determine traces sample rate
-+   // based on the sampling context
-+   options.tracesSampler = (samplingContext) {
-+     // return a number between 0 and 1 or null (to fallback
-+     // to configured value)
-+   };
-  },
-  appRunner: () => runApp(MyApp()),
-);
++  // OR if you prefer, determine traces sample rate
++  // based on the sampling context
++  options.tracesSampler = (samplingContext) {
++    // return a number between 0 and 1 or null (to fallback
++    // to configured value)
++  };
+});
 ```

platform-includes/performance/traces-sample-rate/dart.mdx

@@ -1,7 +1,5 @@
 ```dart
-import 'package:sentry/sentry.dart';
-
-Sentry.init((options) => {
-      options.tracesSampleRate = 0.2,
-    });
+Sentry.init((options) {
+  options.tracesSampleRate = 0.2;
+});
 ```

platform-includes/performance/traces-sample-rate/flutter.mdx

@@ -1,11 +1,5 @@
-```dart
-import 'package:flutter/widgets.dart';
-import 'package:sentry_flutter/sentry_flutter.dart';
-
-SentryFlutter.init(
-  (options) => {
-    options.tracesSampleRate = 0.2;
-  },
-  appRunner: () => runApp(MyApp()),
-);
+```dart {2}
+SentryFlutter.init((options) => {
+  options.tracesSampleRate = 0.2;
+});
 ```

platform-includes/performance/traces-sampler-as-filter/dart.mdx

@@ -1,26 +1,26 @@
 ```dart
 import 'package:sentry/sentry.dart';
 
-Sentry.init((options) => {
-      // Determine traces sample rate based on the sampling context
-      options.tracesSampler = (samplingContext) {
-        final ctx = samplingContext.customSamplingContext;
-        // If this is the continuation of a trace, just use that decision (rate controlled by the caller).
-        final parentSampled =
-            samplingContext.transactionContext.parentSampled;
-        if (parentSampled != null) {
-          return parentSampled ? 1.0 : 0.0;
-        }
+Sentry.init((options) {
+  // Determine traces sample rate based on the sampling context
+  options.tracesSampler = (samplingContext) {
+    final ctx = samplingContext.customSamplingContext;
+    // If this is the continuation of a trace, just use that decision (rate controlled by the caller).
+    final parentSampled =
+        samplingContext.transactionContext.parentSampled;
+    if (parentSampled != null) {
+      return parentSampled ? 1.0 : 0.0;
+    }
 
-        if (/* make a decision based on `samplingContext` */) {
-          // Drop this transaction, by setting its sample rate to 0%
-          return 0.0;
-        } else if (/* ... */) {
-          // Override sample rate for other cases (replaces `options.TracesSampleRate`)
-          return 0.1;
-        }
-        // Can return `null` to fallback to the rate configured by `options.tracesSampleRate`
-        return null;
-      },
-    });
+    if (/* make a decision based on `samplingContext` */) {
+      // Drop this transaction, by setting its sample rate to 0%
+      return 0.0;
+    } else if (/* ... */) {
+      // Override sample rate for other cases (replaces `options.TracesSampleRate`)
+      return 0.1;
+    }
+    // Can return `null` to fallback to the rate configured by `options.tracesSampleRate`
+    return null;
+  };
+});
 ```