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/***************************************************************************
copyright : (C) 2006 by David Nolden
email : [email protected]
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef SIMPLETYPEFUNCTION_H
#define SIMPLETYPEFUNCTION_H
#include "simpletype.h"
#include "simpletypecachebinder.h"
#include "simpletypecatalog.h"
HashedStringSet getIncludeFiles( const ItemDom& item );
///Interface that functions should implement
class SimpleTypeFunctionInterface {
public:
SimpleTypeFunctionInterface() {
}
SimpleTypeFunctionInterface( SimpleTypeFunctionInterface* rhs ) {
m_nextFunction = rhs->m_nextFunction;
}
void clearNextFunctions() {
m_nextFunction = SimpleType();
}
void appendNextFunction( SimpleType func );
SimpleType nextFunction() {
return m_nextFunction;
}
///Returns the totally unresolved return-type
virtual TypeDesc getReturnType() = 0;
virtual QValueList<TypeDesc> getArgumentTypes() = 0;
virtual QStringList getArgumentDefaults() = 0;
virtual QStringList getArgumentNames() = 0;
virtual bool isConst() = 0;
virtual QString signature();
///TODO: This function should locate the correct overloaded method in the chain, fitting the parameters
///should also moved into another class then
SimpleTypeImpl* match( const QValueList<LocateResult>& /*params*/ ) {
// QValueList<TypeDesc> args = getArgumentTypes();
return dynamic_cast<SimpleTypeImpl*>( this );
}
private:
///Since functions can be overloaded, many functions with the same name can exist. Other functions that belong to this one
///should be appended to this.
SimpleType m_nextFunction;
protected:
bool containsUndefinedTemplateParam( TypeDesc& desc, SimpleTypeImpl::TemplateParamInfo& paramInfo );
///Tries to match the types, filling implicit template-params into paramInfo
void resolveImplicitTypes( TypeDesc& argType, TypeDesc& gottenArgType, SimpleTypeImpl::TemplateParamInfo& paramInfo );
///Tries to match the types, filling implicit template-params into paramInfo
void resolveImplicitTypes( TypeDesc::TemplateParams& argTypes, TypeDesc::TemplateParams& gottenArgTypes, SimpleTypeImpl::TemplateParamInfo& paramInfo );
///Tries to match the types, filling implicit template-params into paramInfo
void resolveImplicitTypes( QValueList<TypeDesc>& argTypes, QValueList<TypeDesc>& gottenArgTypes, SimpleTypeImpl::TemplateParamInfo& paramInfo );
};
template <class Base=SimpleTypeImpl>
class SimpleTypeFunction : public Base, public SimpleTypeFunctionInterface {
public:
SimpleTypeFunction() : Base() {
}
SimpleTypeFunction( SimpleTypeFunction<Base>* rhs ) : Base( rhs ), SimpleTypeFunctionInterface( rhs ) {
}
template <class Type>
SimpleTypeFunction( Type t ) : Base( t ) {
}
virtual ~SimpleTypeFunction() {
};
virtual SimpleTypeImpl::TypePointer clone() = 0;
virtual SimpleTypeImpl::MemberInfo findMember( TypeDesc name, SimpleTypeImpl::MemberInfo::MemberType type ){
SimpleTypeImpl::MemberInfo ret;
if( type & SimpleTypeImpl::MemberInfo::Template ) {
TypeDesc s = Base::findTemplateParam( name.name() );
if( s ) {
ret.memberType = SimpleTypeImpl::MemberInfo::Template;
ret.type = s;
}
}
return ret;
}
virtual LocateResult applyOperator( typename Base::Operator op , QValueList<LocateResult> params ) {
Debug d("#apply#");
if( !d )
return LocateResult();
if( op == SimpleTypeImpl::ParenOp ) {
///First, try to find an overloaded function matching the parameter-types.
SimpleTypeImpl* f = match( params );
if( f && f->asFunction() ) {
ifVerbose( dbg() << "applying Operator " << this->operatorToString( op ) << " to \"" << f->desc().fullNameChain() << "\"" << endl );
TypeDesc rt = f->asFunction()->getReturnType();
SimpleTypeImpl::TemplateParamInfo paramInfo = f->getTemplateParamInfo();
if( containsUndefinedTemplateParam( rt, paramInfo ) ) {
/** This is the place where implicit template-function-instatiation takes place.
* Match the given param-types with the argument-types to resolve new template-params.
*/
QValueList<TypeDesc> args = getArgumentTypes();
QValueList<TypeDesc> paramDescs;
for( QValueList<LocateResult>::iterator it = params.begin(); it != params.end(); ++it )
paramDescs << (TypeDesc)(*it);
resolveImplicitTypes( args, paramDescs, paramInfo );
///paramInfo now contains the information for all implicit types
}
return this->parent()->locateDecType( f->replaceTemplateParams( rt, paramInfo ) );
} else {
ifVerbose( dbg() << "failed to find a fitting overloaded method" << endl );
}
}
return Base::applyOperator( op, params );
}
};
/**
The SimpleTypeCodeModel and SimpleTypeCatalog can represent namespaces too,
but they only represent a REAL(physical) namespace and only within either the catalog
or the code-model. This is a proxy-class that handles namespace-aliases, imports, and splits requests to both, the catalog, and the code-model.
There can be multiple namespaces aliased to the same one
*/
class SimpleTypeCodeModel : public SimpleTypeImpl {
public:
SimpleTypeCodeModel( SimpleTypeCodeModel* rhs ) : SimpleTypeImpl( rhs ), m_item( rhs->m_item ) {
}
SimpleTypeCodeModel( SimpleTypeImpl* rhs ) : SimpleTypeImpl( rhs ) {
init();
}
SimpleTypeCodeModel( const QStringList& scope ) : SimpleTypeImpl( scope ) {
init();
}
virtual bool hasNode() const {
return (bool)m_item;
};
virtual QString comment() const {
if( m_item ) {
return m_item->comment();
} else {
return "";
}
};
virtual DeclarationInfo getDeclarationInfo();
SimpleTypeCodeModel( ItemDom& item );
virtual TypePointer clone() {
return new SimpleTypeCachedCodeModel( this );
}
virtual Repository rep() {
return RepoCodeModel;
}
virtual bool isNamespace() const {
if( m_item ) {
return m_item->isNamespace();
} else {
return false;
}
};
inline ItemDom& item() {
return m_item;
}
virtual TemplateParamInfo getTemplateParamInfo();
virtual const LocateResult findTemplateParam( const QString& name );
/** In case of a class, returns all base-types */
virtual QStringList getBaseStrings();
ItemDom locateModelContainer( class CodeModel* m, TypeDesc t, ClassDom cnt = ClassDom() );
virtual QString specialization() const;
virtual void addAliasesTo( SimpleTypeNamespace* ns );
private:
ItemDom m_item;
bool findItem();
void init();
//ClassDom pickMostRelated( ClassList lst, QString fn );
protected:
SimpleTypeCodeModel() : SimpleTypeImpl() {
};
struct CodeModelBuildInfo : public TypeBuildInfo {
ItemDom m_item;
TypeDesc m_desc;
TypePointer m_parent;
CodeModelBuildInfo( ItemDom item, const TypeDesc& desc, TypePointer parent ) : m_item( item ), m_desc( desc ), m_parent( parent ) {
}
virtual TypePointer build();
};
virtual MemberInfo findMember( TypeDesc name , MemberInfo::MemberType type = MemberInfo::AllTypes) ;
virtual QValueList<TypePointer> getMemberClasses( const TypeDesc& name ) ;
};
class SimpleTypeCodeModelFunction : public SimpleTypeFunction<SimpleTypeCodeModel> {
public:
SimpleTypeCodeModelFunction() : SimpleTypeFunction<SimpleTypeCodeModel>() {
}
SimpleTypeCodeModelFunction( SimpleTypeCodeModelFunction* rhs ) : SimpleTypeFunction<SimpleTypeCodeModel> ( rhs ) {
}
virtual SimpleTypeImpl::TypePointer clone() {
return new SimpleTypeCodeModelFunction( this );
}
SimpleTypeCodeModelFunction( ItemDom item ) : SimpleTypeFunction<SimpleTypeCodeModel>( item ) {
}
virtual TypeDesc getReturnType();
virtual bool isConst();
virtual QValueList<TypeDesc> getArgumentTypes();
virtual QStringList getArgumentNames();
virtual QStringList getArgumentDefaults();
struct CodeModelFunctionBuildInfo : public TypeBuildInfo {
FunctionList m_items;
TypeDesc m_desc;
TypePointer m_parent;
CodeModelFunctionBuildInfo( FunctionList items, TypeDesc& desc, TypePointer parent ) : m_items( items ), m_desc( desc ), m_parent( parent ) {
}
CodeModelFunctionBuildInfo( FunctionDefinitionList items, TypeDesc& desc, TypePointer parent );
virtual TypePointer build();
};
private:
FunctionModel* asFunctionModel() {
if( ! &(*item() ) ) return 0;
return dynamic_cast<FunctionModel*>( &(*item() ) );
}
};
class SimpleTypeCatalogFunction : public SimpleTypeFunction<SimpleTypeCatalog> {
public:
SimpleTypeCatalogFunction() : SimpleTypeFunction<SimpleTypeCatalog>() {
}
SimpleTypeCatalogFunction( Tag tag ) : SimpleTypeFunction<SimpleTypeCatalog>( tag ) {
}
SimpleTypeCatalogFunction( SimpleTypeCatalogFunction* rhs ) : SimpleTypeFunction<SimpleTypeCatalog>( rhs ) {
}
virtual SimpleTypeImpl::TypePointer clone() {
return new SimpleTypeCatalogFunction( this );
}
struct CatalogFunctionBuildInfo : public TypeBuildInfo {
QValueList<Tag> m_tags;
TypeDesc m_desc;
TypePointer m_parent;
CatalogFunctionBuildInfo( QValueList<Tag> tags, TypeDesc& desc, TypePointer parent ) : m_tags( tags ), m_desc( desc ), m_parent( parent ) {
}
virtual TypePointer build();
};
virtual TypeDesc getReturnType();
virtual bool isConst ();
virtual QStringList getArgumentDefaults() {
return QStringList();
}
virtual QStringList getArgumentNames();
virtual QValueList<TypeDesc> getArgumentTypes();
};
#endif
// kate: indent-mode csands; tab-width 4;
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