Pragma.h

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/*
 * Souffle - A Datalog Compiler
 * Copyright (c) 2017, The Souffle Developers. All rights reserved.
 * Licensed under the Universal Permissive License v 1.0 as shown at:
 * - https://opensource.org/licenses/UPL
 * - <souffle root>/licenses/SOUFFLE-UPL.txt
 */
 
/************************************************************************
 *
 * @file Pragma.h
 *
 * Defines the pragma class
 *
 ***********************************************************************/
 
#pragma once
 
#include "ast/Node.h"
#include "parser/SrcLocation.h"
#include <ostream>
#include <string>
#include <utility>
 
namespace souffle::ast {
 
/**
 * @class Pragma
 * @brief Representation of a global option
 */
class Pragma : public Node {
public:
    Pragma(std::string key, std::string value, SrcLocation loc = {})
            : Node(std::move(loc)), key(std::move(key)), value(std::move(value)) {}
 
    Pragma* clone() const override {
        return new Pragma(key, value, getSrcLoc());
    }
 
    /* Get kvp */
    std::pair<std::string, std::string> getkvp() const {
        return std::pair<std::string, std::string>(key, value);
    }
 
protected:
    void print(std::ostream& os) const override {
        os << ".pragma " << key << " " << value << "\n";
    }
 
    bool equal(const Node& node) const override {
        const auto& other = static_cast<const Pragma&>(node);
        return other.key == key && other.value == value;
    }
 
    /** Name of the key */
    std::string key;
 
    /** Value */
    std::string value;
};
 
}  // namespace souffle::ast