source: src/AST/ParseNode.hpp @ c141c09

//
// 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.
//
// ParseNode.hpp --
//
// Author           : Aaron B. Moss
// Created On       : Wed May 8 11:00:00 2019
// Last Modified By : Aaron B. Moss
// Last Modified On : Wed May 8 11:00:00 2019
// Update Count     : 1
//

#pragma once

#include "Node.hpp"

#include "Common/CodeLocation.hpp"

namespace ast {

/// AST node with an included source location
class ParseNode : public Node {
public:
        CodeLocation location;

        // Default constructor is deliberately omitted, all ParseNodes must have a location.
        // Escape hatch if needed is to explicitly pass a default-constructed location, but
        // this should be used sparingly.

        ParseNode( const CodeLocation& loc ) : Node(), location(loc) {}

        ParseNode( const ParseNode& o ) = default;
private:
        ParseNode * clone() const override = 0;

        /// Must be copied in ALL derived classes
        template<typename node_t>
        friend node_t * mutate(const node_t * node);
        template<typename node_t>
        friend node_t * shallowCopy(const node_t * node);
};

}

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