#ifndef CppParser_Utility_INCLUDED

#define CppParser_Utility_INCLUDED

#include "Poco/CppParser/CppParser.h"

#include "Poco/CppParser/NameSpace.h"

#include <vector>

#include <set>

namespace Poco {

namespace CppParser {

class CppParser_API Utility

/// Various helpers for parsing and analyzing C++ header files.

{

class CppParser_API FwdDeclBlock

{

public:

std::string beginNameSpaceDecl; // contains either $(NS)_BEGIN or the namespace x { decl

std::string endNameSpaceDecl; // contains either $(NS)_END or the closing brackets }

std::vector<std::string> classDecls; // contains strings of the form "class X;"

};

static void parse(const std::string& file, NameSpace::SymbolTable& st, const std::string& exec, const std::string& options, const std::string& path);

/// Preprocesses and parses the file. The resulting symboltable has base class references already fixed,

static void parseDir(const std::vector <std::string>& includePattern, const std::vector <std::string>& excludePattern, NameSpace::SymbolTable& st, const std::string& exec, const std::string& options, const std::string& path);

/// Preprocesses and parses all files specified by the include pattern (e.g.: p:/poco/Foundation/include/*/*.h) minus the ones defined in the exclude pattern

static void fixup(NameSpace::SymbolTable& st);

/// Fixes all base pointers in the symbol table

static void detectPrefixAndIncludes(const std::string& origHFile, std::vector<std::string>& lines, std::string& prefix);

/// This method is poco coding style specific! It looks for a $(PREFIX)_BEGIN and extracts from it a prefix, also include files and fwd declarations are extracted from the h file.

static void removeFile(const std::string& preprocessedfile);

/// Tries to remove the file. If it fails, the error is silently ignored.

static std::string preprocessFile(const std::string& file, const std::string& exec, const std::string& options, const std::string& path);

/// Preprocess the include file with name file. Parameter exec must contain the name of the preprocessor binary (e.g.: "cl" for Visual Studio).

/// Parameter options contains the flag for the preprocessor, and parameter path sets the environment PATH settings during preprocessing.

/// Returns the name of the created file or throws an exception.

static void parseOnly(const std::string& file, NameSpace::SymbolTable& st, const std::string& preprocessedFile, bool removePreprocessedFile = true);

/// Parses the file, throws an exception if anything goes wrong.

static void buildFileList(std::set<std::string>& files, const std::vector<std::string>& includePattern, const std::vector<std::string>& excludePattern);

/// Searches all files that match the defined patterns and inserts them into files.

Utility();

~Utility();

Utility(const Utility&);

Utility& operator=(const Utility&);

};

std::string CppParser_API replace(const std::string& input, const std::string& oldToken, const std::string& newToken);

/// Replaces in character input all oldTokens with the newToken

} } // namespace Poco::CppParser

#endif // CppParser_Utility_INCLUDED