Initial checkin

IDEHelper/Compiler/BfSource.h

@@ -0,0 +1,111 @@
+#pragma once
+
+#include "BeefySysLib/Common.h"
+#include "BfAst.h"
+#include "BeefySysLib/util/BumpAllocator.h"
+#include "BeefySysLib/util/Hash.h"
+
+NS_BF_BEGIN;
+
+class BfProject;
+class BfParser;
+class BfParserData;
+
+class BfSourceData
+{
+public:
+	enum ExternalNodesState : int8
+	{
+		ExternalNodesState_Unchecked,
+		ExternalNodesState_Success,
+		ExternalNodesState_Failed
+	};
+
+public:	
+	const char* mSrc;
+	int mSrcLength;
+	BfAstAllocManager* mAstAllocManager;
+	BfAstAllocator mAlloc;
+
+	BfRootNode* mSidechannelRootNode; // Holds comments and preprocessor nodes
+	BfRootNode* mRootNode;
+	BfRootNode* mErrorRootNode;
+	
+	BfSizedArray<BfAstNode*> mExteriorNodes;
+	int mExteriorNodesCheckIdx; // 0 = unchecked, -1 = failed, >0 means success and equals the BfSystem.mTypesIdx
+
+	BfSourceData()
+	{
+		mSrc = NULL;
+		mSrcLength = 0;
+		mAstAllocManager = NULL;
+		mSidechannelRootNode = NULL;
+		mRootNode = NULL;
+		mErrorRootNode = NULL;
+		mExteriorNodesCheckIdx = 0;
+	}
+
+	virtual ~BfSourceData()
+	{
+		BF_ASSERT(mExteriorNodes.mSize >= 0);
+		BF_ASSERT(mExteriorNodes.mSize < 0x00FFFFFF);
+		delete mSrc;
+	}
+
+	virtual BfParserData* ToParserData()
+	{
+		return NULL;
+	}
+
+	virtual BfParser* ToParser()
+	{
+		return NULL;
+	}
+};
+
+class BfSource
+{
+public:
+	static const int SCRATCH_SIZE = sizeof(BfGenericInstanceTypeRef) + sizeof(BfDirectStrTypeReference);
+
+	BfSourceData* mSourceData;
+
+	BfProject* mProject;
+	BfSystem* mSystem;
+	BfAstAllocManager* mAstAllocManager;
+	BfAstAllocator* mAlloc;
+	const char* mSrc;
+	int mSrcLength;
+	int mSrcAllocSize;	
+	bool mParsingFailed;
+	bool mIsClosed;
+	uint8* mAstScratch;
+	int mRefCount; // Refs from BfTypeDefs
+	Array<BfTypeDef*> mTypeDefs;
+
+	BfRootNode* mSidechannelRootNode; // Holds comments and preprocessor nodes
+	BfRootNode* mRootNode;
+	BfRootNode* mErrorRootNode;
+	
+	BfParser* mNextRevision;
+	BfParser* mPrevRevision;
+
+	SizedArray<BfAstNode*, 8> mPendingSideNodes;
+	SizedArray<BfAstNode*, 8> mPendingErrorNodes;
+
+public:	
+	bool WantsStats();
+
+public:
+	BfSource(BfSystem* bfSystem);
+	virtual ~BfSource();
+
+	virtual BfParser* ToParser() { return NULL; }	
+	
+	void AddErrorNode(BfAstNode* astNode);	
+	int AllocChars(int charCount);	
+	void FinishSideNodes();
+	virtual void Close(); // Writing done, return unused pages but retain used pages	
+};
+
+NS_BF_END;