Add clangd-diag-all-source and run it

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Asset_Delete.h

@@ -8,6 +8,7 @@
 #include "AssetRegistry/AssetRegistryModule.h"
 #include "AssetRegistry/IAssetRegistry.h"
 #include "HAL/FileManager.h"
+#include "UObject/LinkerLoad.h"
 #include "Asset_Delete.generated.h"
 
 

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Asset_FindReferences.h

@@ -3,6 +3,7 @@
 #include "CoreMinimal.h"
 #include "MCPHandler.h"
 #include "MCPUtils.h"
+#include "AssetRegistry/AssetData.h"
 #include "AssetRegistry/IAssetRegistry.h"
 #include "Asset_FindReferences.generated.h"
 

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Asset_Restore.h

@@ -6,6 +6,7 @@
 #include "Misc/PackageName.h"
 #include "FileHelpers.h"
 #include "HAL/FileManager.h"
+#include "UObject/LinkerLoad.h"
 #include "Asset_Restore.generated.h"
 
 

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Blueprint_Create.h

@@ -2,6 +2,7 @@
 
 #include "CoreMinimal.h"
 #include "MCPHandler.h"
+#include "MCPAssetFinder.h"
 #include "MCPUtils.h"
 #include "MCPPackageMaker.h"
 #include "Engine/Blueprint.h"

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Editor_ListOpenAssets.h

@@ -2,6 +2,7 @@
 
 #include "CoreMinimal.h"
 #include "MCPHandler.h"
+#include "Editor.h"
 #include "Subsystems/AssetEditorSubsystem.h"
 #include "Editor_ListOpenAssets.generated.h"
 

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/Editor_OpenAsset.h

@@ -3,6 +3,7 @@
 #include "CoreMinimal.h"
 #include "MCPHandler.h"
 #include "MCPFetcher.h"
+#include "Editor.h"
 #include "Subsystems/AssetEditorSubsystem.h"
 #include "Editor_OpenAsset.generated.h"
 

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/GraphNode_Delete.h

@@ -4,6 +4,7 @@
 #include "MCPHandler.h"
 #include "MCPFetcher.h"
 #include "MCPUtils.h"
+#include "EdGraph/EdGraph.h"
 #include "EdGraph/EdGraphNode.h"
 #include "GraphNode_Delete.generated.h"
 

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/GraphPin_Connect.h

@@ -4,7 +4,10 @@
 #include "MCPHandler.h"
 #include "MCPFetcher.h"
 #include "MCPUtils.h"
+#include "Engine/Blueprint.h"
+#include "EdGraph/EdGraph.h"
 #include "EdGraph/EdGraphPin.h"
+#include "EdGraphSchema_K2.h"
 #include "GraphPin_Connect.generated.h"
 
 

Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers/GraphPin_Disconnect.h

@@ -4,6 +4,8 @@
 #include "MCPHandler.h"
 #include "MCPFetcher.h"
 #include "MCPUtils.h"
+#include "Engine/Blueprint.h"
+#include "EdGraph/EdGraph.h"
 #include "EdGraph/EdGraphPin.h"
 #include "GraphPin_Disconnect.generated.h"
 

Plugins/BlueprintMCP/Source/BlueprintMCP/Private/BlueprintExportSubsystem.cpp

@@ -2,9 +2,11 @@
 #include "BlueprintExporter.h"
 #include "Engine/Blueprint.h"
 #include "EdGraph/EdGraph.h"
+#include "UObject/Package.h"
 #include "Exporters/Exporter.h"
 #include "UnrealExporter.h"
 #include "Misc/FileHelper.h"
+#include "Misc/Paths.h"
 
 void UBlueprintExportSubsystem::Initialize(FSubsystemCollectionBase& Collection)
 {

Plugins/BlueprintMCP/Source/BlueprintMCP/Public/MCPUtils.h

@@ -2,12 +2,12 @@
 
 #include "CoreMinimal.h"
 #include "Dom/JsonObject.h"
+#include "EdGraph/EdGraph.h"
 #include "EdGraph/EdGraphPin.h"
 #include "Materials/MaterialInstanceConstant.h"
 #include "MaterialTypes.h"
 
 class UBlueprint;
-class UEdGraph;
 class UEdGraphNode;
 class UEdGraphPin;
 class UMaterial;

Source/Integration/FormatDataLibrary.h

@@ -33,6 +33,7 @@
 #include "UObject/ObjectMacros.h"
 #include "UObject/UObjectGlobals.h"
 #include "EditorSubsystem.h"
+#include "EdGraphSchema_K2.h"
 
 #include "FormatDataLibrary.generated.h"
 

Source/Integration/PlayerControllerBase.cpp

@@ -61,7 +61,7 @@ void AlxPlayerControllerBase::UpdateLookAt()
 	if (Possessed == nullptr) return;
 	APawn *Pawn = GetPawn();
 	if (Pawn == nullptr) return;
-	if (Possessed->GetActor() != Pawn) return;
+	if (Possessed->GetActor() != Cast<AActor>(Pawn)) return;
 	if (PlayerCameraManager == nullptr) return;
 
 	CalculateLookAt();

Source/Integration/ScriptedAnimation.cpp

@@ -1,5 +1,6 @@
 #include "ScriptedAnimation.h"
 #include "Engine/Engine.h"
+#include "Animation/AnimSequenceBase.h"
 
 void FlxScriptedAnimation::InitiateFadeOut(double CurrentTime, double AllowedFade)
 {

luprex/cpp/core/luasnap.cpp

@@ -103,7 +103,7 @@ void LuaSnap::deserialize(StreamBuffer *sb) {
     // Set up a stack frame manually.  Eris deserialization
     // should have left permstable and regcopy on the stack.
     assert(lua_gettop(state_) == 2);
-    LuaSpecial permstable(1);
+    [[maybe_unused]] LuaSpecial permstable(1);
     LuaSpecial regcopy(2);
     lua_pushnil(state_);
     lua_pushnil(state_);

luprex/cpp/core/util.hpp

@@ -503,7 +503,7 @@ constexpr auto dec = FormattedNumber<int>(0, false, 0, ' ', 6);
 // Returns zero if the string is empty, too long, or contains
 // invalid characters.
 //
-static constexpr uint64_t encode_token(std::string_view str) {
+[[maybe_unused]] static constexpr uint64_t encode_token(std::string_view str) {
     if (str.size() > 12) return 0;
     if (str.empty()) return 0;
 

luprex/cpp/drv/drvutil-linux.cpp

@@ -1,10 +1,12 @@
 
 #include <time.h>
+#include <unistd.h>
 #include <string>
 #include <cstring>
 #include <cassert>
 #include <cstdio>
 #include <pthread.h>
+#include "drvutil.hpp"
 
 namespace drvutil {
 

tools/clangd-diag-all-source.py

@@ -0,0 +1,103 @@
+#!/usr/bin/env python3
+"""Run clangd diagnostics on every C++ source file in the project.
+
+Scans known source directories for .cpp and .h files, then runs
+clangd-query.py diagnostics on each one, reporting any errors or warnings.
+"""
+
+import subprocess
+import sys
+import os
+from pathlib import Path
+
+# Directories to scan (relative to project root).
+SOURCE_DIRS = [
+    "Source/Integration",
+    "luprex/cpp/core",
+    "luprex/cpp/drv",
+    "luprex/cpp/wrap",
+    "Plugins/BlueprintMCP/Source/BlueprintMCP/Public",
+    "Plugins/BlueprintMCP/Source/BlueprintMCP/Private",
+    "Plugins/BlueprintMCP/Source/BlueprintMCP/Handlers",
+]
+
+# Files to skip (relative to project root).
+SKIP_FILES = set()
+
+EXTENSIONS = {".cpp", ".hpp", ".h", ".c"}
+
+
+def find_project_root():
+    """Walk up from this script's directory to find the project root."""
+    d = Path(__file__).resolve().parent.parent
+    if (d / "build.py").exists():
+        return d
+    # Fallback: assume cwd.
+    return Path.cwd()
+
+
+def find_source_files(root):
+    """Collect all source files from the known directories."""
+    files = []
+    for rel_dir in SOURCE_DIRS:
+        d = root / rel_dir
+        if not d.is_dir():
+            print(f"WARNING: directory not found: {rel_dir}", file=sys.stderr)
+            continue
+        for f in sorted(d.iterdir()):
+            if f.is_file() and f.suffix in EXTENSIONS:
+                rel = f.relative_to(root)
+                if str(rel) not in SKIP_FILES:
+                    files.append(rel)
+    return files
+
+
+def run_diagnostics(root, rel_path):
+    """Run clangd-query.py diagnostics on a single file. Returns output lines."""
+    result = subprocess.run(
+        [sys.executable, "tools/clangd-query.py", "diagnostics", str(rel_path)],
+        cwd=root,
+        capture_output=True,
+        text=True,
+        timeout=120,
+    )
+    output = result.stdout.strip()
+    if result.returncode != 0 and result.stderr.strip():
+        output += "\n" + result.stderr.strip()
+    return output
+
+
+def main():
+    root = find_project_root()
+    files = find_source_files(root)
+    print(f"Found {len(files)} source files across {len(SOURCE_DIRS)} directories.\n")
+
+    total_issues = 0
+    files_with_issues = 0
+
+    for i, rel_path in enumerate(files):
+        label = f"[{i+1}/{len(files)}] {rel_path}"
+        print(f"{label} ... ", end="", flush=True)
+
+        try:
+            output = run_diagnostics(root, rel_path)
+        except subprocess.TimeoutExpired:
+            print("TIMEOUT")
+            continue
+
+        if not output or "No problems found" in output or output.strip() == "No diagnostics.":
+            print("ok")
+        else:
+            lines = [l for l in output.splitlines() if l.strip()]
+            count = len(lines)
+            total_issues += count
+            files_with_issues += 1
+            print(f"{count} issue(s)")
+            for line in lines:
+                print(f"  {line}")
+
+    print(f"\nDone. {total_issues} issue(s) in {files_with_issues} file(s) out of {len(files)} checked.")
+
+
+if __name__ == "__main__":
+    main()