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