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// **********************************************************************
//
// Copyright (c) 2003-2016 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#ifndef OBJC_UTIL_H
#define OBJC_UTIL_H
#include <Slice/Parser.h>
#include <IceUtil/OutputUtil.h>
namespace Slice
{
enum BaseType
{
BaseTypeNone,
BaseTypeObject,
BaseTypeException
};
class ObjCGenerator : private ::IceUtil::noncopyable
{
public:
virtual ~ObjCGenerator() {};
//
// Validate all metadata in the unit with an "objc:" prefix.
//
static void validateMetaData(const UnitPtr&);
protected:
struct ModulePrefix
{
ModulePtr m;
std::string name;
};
static bool addModule(const ModulePtr&, const std::string&);
static ModulePrefix modulePrefix(const ModulePtr&);
static std::string moduleName(const ModulePtr&);
static ModulePtr findModule(const ContainedPtr&, int = 0, bool = false);
static void modulePrefixError(const ModulePtr&, const std::string&);
static std::string fixId(const std::string&, int = 0, bool = false);
static std::string fixId(const ContainedPtr&, int = 0, bool = false);
static std::string fixName(const ContainedPtr&, int = 0, bool = false);
static std::string fixScoped(const ContainedPtr&, int = 0, bool = false);
static std::string getParamId(const ContainedPtr&);
static std::string getFactoryMethod(const ContainedPtr&, bool);
static std::string typeToString(const TypePtr&);
static std::string inTypeToString(const TypePtr&, bool, bool = false, bool = false);
static std::string outTypeToString(const TypePtr&, bool, bool = false, bool = false);
static std::string typeToObjCTypeString(const TypePtr&);
static bool isValueType(const TypePtr&);
static bool isString(const TypePtr&);
static bool isClass(const TypePtr&);
static bool mapsToPointerType(const TypePtr&);
static std::string getBuiltinName(const BuiltinPtr&);
static std::string getBuiltinSelector(const BuiltinPtr&, bool);
static std::string getOptionalHelperGetter(const TypePtr&);
static std::string getOptionalStreamHelper(const TypePtr&);
static StringList splitScopedName(const std::string&);
static std::string getOptionalFormat(const TypePtr&);
//
// Generate code to marshal or unmarshal a type
//
void writeMarshalUnmarshalCode(::IceUtilInternal::Output&, const TypePtr&, const std::string&, bool, bool) const;
void writeOptMemberMarshalUnmarshalCode(::IceUtilInternal::Output&, const TypePtr&, const std::string&, bool) const;
void writeOptParamMarshalUnmarshalCode(::IceUtilInternal::Output&, const TypePtr&, const std::string&, int,
bool) const;
private:
class MetaDataVisitor : public ParserVisitor
{
public:
MetaDataVisitor();
virtual bool visitUnitStart(const UnitPtr&);
virtual bool visitModuleStart(const ModulePtr&);
virtual void visitModuleEnd(const ModulePtr&);
virtual void visitClassDecl(const ClassDeclPtr&);
virtual bool visitClassDefStart(const ClassDefPtr&);
virtual void visitClassDefEnd(const ClassDefPtr&);
virtual bool visitExceptionStart(const ExceptionPtr&);
virtual void visitExceptionEnd(const ExceptionPtr&);
virtual bool visitStructStart(const StructPtr&);
virtual void visitStructEnd(const StructPtr&);
virtual void visitOperation(const OperationPtr&);
virtual void visitParamDecl(const ParamDeclPtr&);
virtual void visitDataMember(const DataMemberPtr&);
virtual void visitSequence(const SequencePtr&);
virtual void visitDictionary(const DictionaryPtr&);
virtual void visitEnum(const EnumPtr&);
virtual void visitConst(const ConstPtr&);
private:
void validate(const ContainedPtr&);
static Slice::StringList getMetaData(const ContainedPtr&);
static void modulePrefixError(const ModulePtr&, const std::string&);
static const std::string _objcPrefix; // "objc:"
static const std::string _msg; // "ignoring invalid metadata"
StringSet _history;
};
//
// Map of module scoped name to ModulePtr. Used to verify that objc:prefix metadata directives are consistent.
//
typedef std::map<std::string, ModulePrefix> ModuleMap;
static ModuleMap _modules;
};
}
#endif
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