source: src/AST/Label.hpp @ e0115286

//
// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
//
// The contents of this file are covered under the licence agreement in the
// file "LICENCE" distributed with Cforall.
//
// Label.hpp --
//
// Author           : Aaron B. Moss
// Created On       : Wed May 8 13:00:00 2019
// Last Modified By : Aaron B. Moss
// Last Modified On : Wed May 8 13:00:00 2019
// Update Count     : 1
//

#pragma once

#include <iostream>
#include <string>
#include <vector>

#include "Node.hpp"
#include "Common/CodeLocation.h"

namespace ast {

class Attribute;

/// Named labels for statements
class Label {
public:
        CodeLocation location;
        std::string name;
        std::vector< ptr<Attribute> > attributes;

        Label( CodeLocation loc, const std::string& name = "",
                const std::vector<ptr<Attribute>>& attrs = std::vector<ptr<Attribute>>{} )
        : location( loc ), name( name ), attributes( attrs ) {}

        operator std::string () const { return name; }
        bool empty() { return name.empty(); }
};

inline bool operator== ( const Label& l1, const Label& l2 ) { return l1.name == l2.name; }
inline bool operator!= ( const Label& l1, const Label& l2 ) { return !(l1 == l2); }
inline bool operator<  ( const Label& l1, const Label& l2 ) { return l1.name < l2.name; }

inline std::ostream& operator<< ( std::ostream& out, const Label& l ) { return out << l.name; }


//=================================================================================================
/// This disgusting and giant piece of boiler-plate is here to solve a cyclic dependency
/// remove only if there is a better solution
/// The problem is that ast::ptr< ... > uses increment/decrement which won't work well with
/// forward declarations
inline void increment( const class Label * node, Node::ref_type ref ) { node->increment( ref ); }
inline void decrement( const class Label * node, Node::ref_type ref ) { node->decrement( ref ); }

}

// Local Variables: //
// tab-width: 4 //
// mode: c++ //
// compile-command: "make install" //
// End: //