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// file : CCF/IDL2/SemanticGraph/Name.cpp
// author : Boris Kolpackov <boris@dre.vanderbilt.edu>
// cvs-id : $Id$
#include "CCF/IDL2/SemanticGraph/Name.hpp"
#include <ostream>
/*
#include <iostream>
using std::cerr;
using std::endl;
*/
namespace CCF
{
namespace IDL2
{
namespace SemanticGraph
{
// SimpleName
//
//
SimpleName::
SimpleName (char const* name) throw (InvalidName)
: escaped_ (name[0] == '_'),
name_ (escaped_ ? name + 1 : name)
{
if (name_.find (':') != std::string::npos)
throw InvalidName ();
}
SimpleName::
SimpleName (std::string const& name) throw (InvalidName)
: escaped_ (name[0] == '_'),
name_ (name, escaped_ ? 1 : 0)
{
if (name_.find (':') != std::string::npos)
throw InvalidName ();
}
SimpleName
operator+ (SimpleName const& name, std::string const& str)
{
return SimpleName (name.str () + str);
}
SimpleName
operator+ (std::string const& str, SimpleName const& name)
{
return SimpleName (str + name.str ());
}
// Name
//
//
Name::
Name (SimpleName const& name)
: name_cache_ (name.unescaped_str ())
{
name_.push_back (name);
}
Name::
Name (char const* name) throw (InvalidName)
{
init (name);
}
Name::
Name (std::string const& name) throw (InvalidName)
{
init (name);
}
void Name::
init (std::string const& name) throw (InvalidName)
{
// cerr << "parsing name \'" << name_cache_ << "\' {"<< endl;
for (std::string::size_type pos (0), next (name.find ("::", pos));;
next = name.find ("::", pos))
{
std::string simple_name (
name,
pos,
next == std::string::npos ? next : next - pos);
// cerr << "\t\'" << simple_name << '\'' << endl;
if (simple_name.empty () && !name_.empty ())
{
// Empty name (file-scope) is only valid when
// it is first.
//
throw InvalidName ();
}
name_.push_back (SimpleName (simple_name));
name_cache_ += (pos != 0 ? "::" : "") +
name_.back ().unescaped_str ();
if (next == std::string::npos)
break;
pos = next + 2;
}
// cerr << "parsing name }" << name_cache_ << endl;
if (name_.empty ())
throw InvalidName ();
}
Name::
Name (Iterator begin, Iterator end) throw (InvalidName)
{
for (Iterator i (begin); i != end; ++i)
{
name_cache_ += (i != begin ? "::" : "") + i->unescaped_str ();
name_.push_back (*i);
}
if (name_.empty ())
throw InvalidName ();
}
bool Name::
scoped () const
{
return name_[0] == SimpleName ("");
}
bool Name::
simple () const
{
return name_.size () == 1;
}
// ScopedName
//
//
ScopedName::
ScopedName (char const* name) throw (InvalidName)
: Name (name)
{
if (!scoped ()) throw InvalidName ();
}
ScopedName::
ScopedName (std::string const& name) throw (InvalidName)
: Name (name)
{
if (!scoped ()) throw InvalidName ();
}
ScopedName::
ScopedName (Iterator begin, Iterator end) throw (InvalidName)
: Name (begin, end)
{
if (!scoped ()) throw InvalidName ();
}
ScopedName::
ScopedName (Name const& name) throw (InvalidName)
: Name (name)
{
if (!scoped ()) throw InvalidName ();
}
ScopedName::
ScopedName (ScopedName const& scope, Name const& name)
throw (InvalidName)
: Name (scope.str () + "::" + name.str ())
{
if (!scoped ()) throw InvalidName ();
}
SimpleName ScopedName::
simple_name () const
{
return *(end () - 1);
}
ScopedName ScopedName::
scope_name () const throw (FileScope)
{
Iterator end (this->end () - 1);
if (begin () == end) throw FileScope ();
return ScopedName (begin (), end);
}
// NamePrinter
//
int const name_printer_index = std::ios_base::xalloc ();
NamePrinter::~NamePrinter ()
{
}
void NamePrinter::
print (std::ostream& os, Name const& n)
{
for (Name::Iterator b (n.begin ()), i (b); i != n.end (); ++i)
{
if (i != b)
os << "::";
print (os, *i);
}
}
}
}
}
std::ostream&
operator << (std::ostream& o,
CCF::IDL2::SemanticGraph::SimpleName const& name)
{
using namespace CCF::IDL2::SemanticGraph;
if (void* tmp = o.pword (name_printer_index))
{
NamePrinter* p (reinterpret_cast<NamePrinter*> (tmp));
p->print (o, name);
return o;
}
else
return o << name.str ();
}
std::ostream&
operator << (std::ostream& o, CCF::IDL2::SemanticGraph::Name const& name)
{
using namespace CCF::IDL2::SemanticGraph;
if (void* tmp = o.pword (name_printer_index))
{
NamePrinter* p (reinterpret_cast<NamePrinter*> (tmp));
p->print (o, name);
return o;
}
else
return o << name.str ();
}
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