Add a blueprint exporter for claude code

Source/Integration/BlueprintExporter.h

@@ -0,0 +1,45 @@
+#pragma once
+
+#if WITH_EDITOR
+
+#include "CoreMinimal.h"
+
+class UBlueprint;
+class UEdGraph;
+class UEdGraphNode;
+
+class FlxBlueprintExporter
+{
+public:
+	FlxBlueprintExporter(UEdGraph* InGraph);
+
+	const FString GetOutput() { return Output.ToString(); }
+
+private:
+	void SortNodes();
+	void AssignNodeNames();
+	void EmitNodeList();
+	void EmitGraph();
+	void EmitNode(UEdGraphNode* Node);
+	void Traverse(UEdGraphNode* Node);
+	bool HasExecPin(UEdGraphNode* Node, EEdGraphPinDirection Direction);
+	UEdGraphPin* FindFirstPin(UEdGraphNode* Node, EEdGraphPinDirection Direction);
+	bool IsDefaultToSelf(UEdGraphPin* Pin);
+	FString SanitizeName(const FString& Title);
+	FString FormatPinType(UEdGraphPin* Pin);
+	FString FormatPinSource(UEdGraphPin* Pin);
+	UEdGraphPin* GetLinkedTo(UEdGraphPin *Pin);
+	FString GetPinDisplayName(UEdGraphPin *Pin);
+
+	UEdGraph* Graph;
+
+	// Data populated by passes.
+	TMap<UEdGraphNode*, FString> NodeNames;
+	TArray<UEdGraphNode*> SortedNodes;
+	TSet<UEdGraphNode*> Visited;
+
+	// Output buffer.
+	TStringBuilder<4096> Output;
+};
+
+#endif