ScopePtr Findable::findClassType( Scope* stable, const std::string& class_name )
{
ScopePtr found = findClassType_downward( stable, class_name );
if( found )
return found;
else if( stable->m_parent )
return findClassType( stable->m_parent, class_name );
else
return ScopePtr();
}
ScopePtr Findable::findPackage( Scope* stable, const std::string& pkgs_name )
{
for( std::vector<SymbolPtr>::iterator I = stable->m_childs.begin(), B = stable->m_childs.end()
; I != B ; I ++ )
{
// std::cerr << " findPackage iterator to " <<(*I)->name() << std::endl;
if( (*I)->name() == pkgs_name && (*I)->is( Symbol::T_SCOPE ) )
{
ScopePtr pkg_symbol = DYNA_CAST( Scope, *I );
if( pkg_symbol->getScopeType() == Scope::T_PACKAGE )
{
return pkg_symbol;
}
}
}
if( stable->m_parent )
return findPackage( stable->m_parent, pkgs_name );
return ScopePtr();
}
ScopePtr Findable::findClassType_downward( Scope* stable, const std::string& class_name )
{
for( std::vector<SymbolPtr>::iterator I = stable->m_childs.begin(), B = stable->m_childs.end()
; I != B ; I ++ )
{
if( (*I)->name() == class_name && (*I)->is(Symbol::T_SCOPE) )
{
ScopePtr pkg_symbol = DYNA_CAST( Scope, *I );
if( pkg_symbol->getScopeType() == Scope::T_CLASS )
{
return pkg_symbol;
}
}
if( (*I)->name() == "" && (*I)->is( Symbol::T_SCOPE) ) {
ScopePtr pkg_symbol = DYNA_CAST( Scope, *I );
if( pkg_symbol->getScopeType() == Scope::T_PACKAGE ) {
ScopePtr found = findClassType_downward( pkg_symbol.get() , class_name );
if( found )
return found;
}
}
}
return ScopePtr();
}
listTail(const Constant& l);
std::string
read_file(std::istream& is);
struct ExtraTreeInformation
{
std::vector<std::pair<ScopePtr, Parser::Line>> equations;
};
std::pair
<
Tree::Expr,
ExtraTreeInformation
>
fixupTree(System& s, const Tree::Expr& e, ScopePtr scope = ScopePtr());
//the magic hash combine from boost
inline void
hash_combine(size_t v, std::size_t& seed)
{
seed ^= v + 0x9e3779b9 + (seed<<6) + (seed>>2);
}
template <typename T>
inline void
hash_combine_hasher(const T& v, std::size_t& seed)
{
hash_combine(std::hash<T>()(v), seed);
}
SymbolTable::SymbolTable ()
{
this->scopes.push_back(ScopePtr(new Scope));
this->getRootScope()->setName("global");
}
