expose IsSystemModuleName as a public static function.

src/Sentry/Exceptions/SentryStackFrame.cs

@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text.Json;
@@ -160,6 +161,27 @@ public void WriteTo(Utf8JsonWriter writer, IDiagnosticLogger? logger)
             writer.WriteEndObject();
         }
 
+        /// <summary>
+        /// Configures <see cref="InApp"/> based on the InApp defined on SentryOptions.
+        /// </summary>
+        /// <param name="options">The Sentry options.</param>
+        /// <remarks><see cref="InApp"/> will remain with the same value if previously set.</remarks>
+        public void ConfigureAppFrame(SentryOptions options)
+        {
+            var parameterName = Module ?? Function;
+            if (InApp != null)
+            { }
+            else if (string.IsNullOrEmpty(parameterName))
+            {
+                InApp = true;
+            }
+            else
+            {
+                InApp = options.InAppInclude?.Any(include => parameterName.StartsWith(include, StringComparison.Ordinal)) == true ||
+                        options.InAppExclude?.Any(exclude => parameterName.StartsWith(exclude, StringComparison.Ordinal)) != true;
+            }
+        }
+
         /// <summary>
         /// Parses from JSON.
         /// </summary>

src/Sentry/Extensibility/SentryStackTraceFactory.cs

@@ -164,7 +164,7 @@ protected SentryStackFrame InternalCreateFrame(StackFrame stackFrame, bool deman
                 }
             }
 
-            frame.InApp ??= !IsSystemModuleName(frame.Module);
+            frame.ConfigureAppFrame(_options);
 
             frame.FileName = stackFrame.GetFileName();
 
@@ -211,17 +211,6 @@ protected SentryStackFrame InternalCreateFrame(StackFrame stackFrame, bool deman
         protected virtual MethodBase? GetMethod(StackFrame stackFrame)
             => stackFrame.GetMethod();
 
-        private bool IsSystemModuleName(string? moduleName)
-        {
-            if (string.IsNullOrEmpty(moduleName))
-            {
-                return false;
-            }
-
-            return _options.InAppInclude?.Any(include => moduleName.StartsWith(include, StringComparison.Ordinal)) != true &&
-                   _options.InAppExclude?.Any(exclude => moduleName.StartsWith(exclude, StringComparison.Ordinal)) == true;
-        }
-
         /// <summary>
         /// Clean up function and module names produced from `async` state machine calls.
         /// </summary>

test/Sentry.DiagnosticSource.Tests/ApiApprovalTests.Run.Core3_1.verified.txt

@@ -573,6 +573,7 @@ namespace Sentry
         public System.Collections.Generic.IList<string> PreContext { get; }
         public long? SymbolAddress { get; set; }
         public System.Collections.Generic.IDictionary<string, string> Vars { get; }
+        public void ConfigureAppFrame(Sentry.SentryOptions options) { }
         public void WriteTo(System.Text.Json.Utf8JsonWriter writer, Sentry.Extensibility.IDiagnosticLogger? logger) { }
         public static Sentry.SentryStackFrame FromJson(System.Text.Json.JsonElement json) { }
     }

test/Sentry.DiagnosticSource.Tests/ApiApprovalTests.Run.DotNet5_0.verified.txt

@@ -573,6 +573,7 @@ namespace Sentry
         public System.Collections.Generic.IList<string> PreContext { get; }
         public long? SymbolAddress { get; set; }
         public System.Collections.Generic.IDictionary<string, string> Vars { get; }
+        public void ConfigureAppFrame(Sentry.SentryOptions options) { }
         public void WriteTo(System.Text.Json.Utf8JsonWriter writer, Sentry.Extensibility.IDiagnosticLogger? logger) { }
         public static Sentry.SentryStackFrame FromJson(System.Text.Json.JsonElement json) { }
     }

test/Sentry.DiagnosticSource.Tests/ApiApprovalTests.Run.DotNet6_0.verified.txt

@@ -573,6 +573,7 @@ namespace Sentry
         public System.Collections.Generic.IList<string> PreContext { get; }
         public long? SymbolAddress { get; set; }
         public System.Collections.Generic.IDictionary<string, string> Vars { get; }
+        public void ConfigureAppFrame(Sentry.SentryOptions options) { }
         public void WriteTo(System.Text.Json.Utf8JsonWriter writer, Sentry.Extensibility.IDiagnosticLogger? logger) { }
         public static Sentry.SentryStackFrame FromJson(System.Text.Json.JsonElement json) { }
     }

test/Sentry.Tests/ApiApprovalTests.Run.Core2_1.verified.txt

@@ -572,6 +572,7 @@ namespace Sentry
         public System.Collections.Generic.IList<string> PreContext { get; }
         public long? SymbolAddress { get; set; }
         public System.Collections.Generic.IDictionary<string, string> Vars { get; }
+        public void ConfigureAppFrame(Sentry.SentryOptions options) { }
         public void WriteTo(System.Text.Json.Utf8JsonWriter writer, Sentry.Extensibility.IDiagnosticLogger? logger) { }
         public static Sentry.SentryStackFrame FromJson(System.Text.Json.JsonElement json) { }
     }

test/Sentry.Tests/ApiApprovalTests.Run.Core3_0.verified.txt

@@ -572,6 +572,7 @@ namespace Sentry
         public System.Collections.Generic.IList<string> PreContext { get; }
         public long? SymbolAddress { get; set; }
         public System.Collections.Generic.IDictionary<string, string> Vars { get; }
+        public void ConfigureAppFrame(Sentry.SentryOptions options) { }
         public void WriteTo(System.Text.Json.Utf8JsonWriter writer, Sentry.Extensibility.IDiagnosticLogger? logger) { }
         public static Sentry.SentryStackFrame FromJson(System.Text.Json.JsonElement json) { }
     }

test/Sentry.Tests/ApiApprovalTests.Run.Core3_1.verified.txt

@@ -573,6 +573,7 @@ namespace Sentry
         public System.Collections.Generic.IList<string> PreContext { get; }
         public long? SymbolAddress { get; set; }
         public System.Collections.Generic.IDictionary<string, string> Vars { get; }
+        public void ConfigureAppFrame(Sentry.SentryOptions options) { }
         public void WriteTo(System.Text.Json.Utf8JsonWriter writer, Sentry.Extensibility.IDiagnosticLogger? logger) { }
         public static Sentry.SentryStackFrame FromJson(System.Text.Json.JsonElement json) { }
     }

test/Sentry.Tests/ApiApprovalTests.Run.DotNet4_6.verified.txt

@@ -572,6 +572,7 @@ namespace Sentry
         public System.Collections.Generic.IList<string> PreContext { get; }
         public long? SymbolAddress { get; set; }
         public System.Collections.Generic.IDictionary<string, string> Vars { get; }
+        public void ConfigureAppFrame(Sentry.SentryOptions options) { }
         public void WriteTo(System.Text.Json.Utf8JsonWriter writer, Sentry.Extensibility.IDiagnosticLogger? logger) { }
         public static Sentry.SentryStackFrame FromJson(System.Text.Json.JsonElement json) { }
     }

test/Sentry.Tests/ApiApprovalTests.Run.DotNet5_0.verified.txt

@@ -573,6 +573,7 @@ namespace Sentry
         public System.Collections.Generic.IList<string> PreContext { get; }
         public long? SymbolAddress { get; set; }
         public System.Collections.Generic.IDictionary<string, string> Vars { get; }
+        public void ConfigureAppFrame(Sentry.SentryOptions options) { }
         public void WriteTo(System.Text.Json.Utf8JsonWriter writer, Sentry.Extensibility.IDiagnosticLogger? logger) { }
         public static Sentry.SentryStackFrame FromJson(System.Text.Json.JsonElement json) { }
     }

test/Sentry.Tests/ApiApprovalTests.Run.DotNet6_0.verified.txt

@@ -573,6 +573,7 @@ namespace Sentry
         public System.Collections.Generic.IList<string> PreContext { get; }
         public long? SymbolAddress { get; set; }
         public System.Collections.Generic.IDictionary<string, string> Vars { get; }
+        public void ConfigureAppFrame(Sentry.SentryOptions options) { }
         public void WriteTo(System.Text.Json.Utf8JsonWriter writer, Sentry.Extensibility.IDiagnosticLogger? logger) { }
         public static Sentry.SentryStackFrame FromJson(System.Text.Json.JsonElement json) { }
     }

test/Sentry.Tests/Protocol/Exceptions/SentryStackFrameTests.cs

@@ -83,4 +83,72 @@ public void FramesOmitted_Getter_NotNull()
         var sut = new SentryStackFrame();
         Assert.NotNull(sut.FramesOmitted);
     }
+
+    [Fact]
+    public void ConfigureAppFrame_InAppIncludeMatches_TrueSet()
+    {
+        // Arrange
+        var module = "IncludedModule";
+        var sut = new SentryStackFrame();
+        sut.Module = module;
+        var options = new SentryOptions();
+        options.AddInAppInclude(module);
+
+        // Act
+        sut.ConfigureAppFrame(options);
+
+        // Assert
+        Assert.True(sut.InApp);
+    }
+
+    [Fact]
+    public void ConfigureAppFrame_InAppExcludeMatches_TrueSet()
+    {
+        // Arrange
+        var module = "ExcludedModule";
+        var sut = new SentryStackFrame();
+        sut.Module = module;
+        var options = new SentryOptions();
+        options.AddInAppExclude(module);
+
+        // Act
+        sut.ConfigureAppFrame(options);
+
+        // Assert
+        Assert.False(sut.InApp);
+    }
+
+    [Fact]
+    public void ConfigureAppFrame_InAppRuleDoesntMatch_TrueSet()
+    {
+        // Arrange
+        var module = "AppModule";
+        var sut = new SentryStackFrame();
+        sut.Module = module;
+        var options = new SentryOptions();
+
+        // Act
+        sut.ConfigureAppFrame(options);
+
+        // Assert
+        Assert.True(sut.InApp);
+    }
+
+    [Fact]
+    public void ConfigureAppFrame_InAppAlreadySet_InAppIgnored()
+    {
+        // Arrange
+        var module = "ExcludedModule";
+        var sut = new SentryStackFrame();
+        sut.Module = module;
+        var options = new SentryOptions();
+        options.AddInAppExclude(module);
+        sut.InApp = true;
+
+        // Act
+        sut.ConfigureAppFrame(options);
+
+        // Assert
+        Assert.True(sut.InApp, "InApp started as true but ConfigureAppFrame changed it to false.");
+    }
 }