Code cleanup and refactoring.

Source/Integration/Common.h

@@ -0,0 +1,96 @@
+#pragma once
+
+#include <string_view>
+
+#include "Common.generated.h"
+
+/////////////////////////////////////////////////////////////////
+//
+// A bunch of simple data types that are used throughout the
+// unreal interface to Luprex.
+//
+/////////////////////////////////////////////////////////////////
+
+namespace LpxCommonTypes {
+	// Array of tangible IDs.
+	using IdArray = TArray<int64>;
+
+	// View of Array of tangible IDs.
+	using IdView = TArrayView<const int64>;
+
+	// Array of std::string_view
+	using StringViewVec = TArray<std::string_view>;
+}
+
+/////////////////////////////////////////////////////////////////
+//
+// Luprex exports a header-only library called "base-buffer.hpp",
+// which includes a "struct LuaValueHolder" which contains a tag
+// field of type "enum LuaValueType."  The following enum is a
+// direct copy of that enum, and the values must match one-for-one.
+// Note that "token" has been renamed to "name", those are
+// synonymous.
+//
+/////////////////////////////////////////////////////////////////
+
+UENUM(BlueprintType)
+enum class ElxLuaValueType : uint8 {
+    End,
+    String,
+	Name,
+    Float,
+    Boolean,
+    Vector
+};
+
+/////////////////////////////////////////////////////////////////
+//
+// A variety of boolean-like results that can be conveniently
+// be used in conjunction with 'ExpandEnumAsExecs' to create
+// branching functions.
+//
+/////////////////////////////////////////////////////////////////
+
+UENUM(BlueprintType)
+enum class ElxSuccessOrError : uint8 {
+	Success,
+	Error,
+};
+
+UENUM(BlueprintType)
+enum class ElxValidOrNotValid : uint8 {
+	Valid,
+	NotValid,
+};
+
+UENUM(BlueprintType)
+enum class ElxFoundOrNotFound : uint8 {
+	Found,
+	NotFound,
+};
+
+UENUM(BlueprintType)
+enum class ElxUsedOrNotUsed : uint8 {
+	Used,
+	NotUsed,
+};
+
+UENUM(BlueprintType)
+enum class ElxSuccessOrWrongType : uint8 {
+	Success,
+	WrongType,
+};
+
+/////////////////////////////////////////////////////////////////
+//
+// Two log categories that are used throughout the Unreal
+// Luprex integration.
+//
+/////////////////////////////////////////////////////////////////
+
+
+// Messages that come from inside the Luprex Core.
+DECLARE_LOG_CATEGORY_EXTERN(LogLuprex, Display, All);
+
+// Messages that pertain to our Luprex integration with Unreal.
+DECLARE_LOG_CATEGORY_EXTERN(LogLuprexIntegration, Display, All);