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/********************* */
/*! \file uninterpreted_constant.cpp
** \verbatim
** Top contributors (to current version):
** Andres Noetzli, Andrew Reynolds, Tim King
** This file is part of the CVC4 project.
** Copyright (c) 2009-2021 by the authors listed in the file AUTHORS
** in the top-level source directory and their institutional affiliations.
** All rights reserved. See the file COPYING in the top-level source
** directory for licensing information.\endverbatim
**
** \brief Representation of constants of uninterpreted sorts
**
** Representation of constants of uninterpreted sorts.
**/
#include "expr/uninterpreted_constant.h"
#include <algorithm>
#include <iostream>
#include <sstream>
#include <string>
#include "base/check.h"
#include "expr/type_node.h"
using namespace std;
namespace CVC5 {
UninterpretedConstant::UninterpretedConstant(const TypeNode& type,
Integer index)
: d_type(new TypeNode(type)), d_index(index)
{
//PrettyCheckArgument(type.isSort(), type, "uninterpreted constants can only be created for uninterpreted sorts, not `%s'", type.toString().c_str());
PrettyCheckArgument(index >= 0, index, "index >= 0 required for uninterpreted constant index, not `%s'", index.toString().c_str());
}
UninterpretedConstant::~UninterpretedConstant() {}
UninterpretedConstant::UninterpretedConstant(const UninterpretedConstant& other)
: d_type(new TypeNode(other.getType())), d_index(other.getIndex())
{
}
const TypeNode& UninterpretedConstant::getType() const { return *d_type; }
const Integer& UninterpretedConstant::getIndex() const { return d_index; }
bool UninterpretedConstant::operator==(const UninterpretedConstant& uc) const
{
return getType() == uc.getType() && d_index == uc.d_index;
}
bool UninterpretedConstant::operator!=(const UninterpretedConstant& uc) const
{
return !(*this == uc);
}
bool UninterpretedConstant::operator<(const UninterpretedConstant& uc) const
{
return getType() < uc.getType()
|| (getType() == uc.getType() && d_index < uc.d_index);
}
bool UninterpretedConstant::operator<=(const UninterpretedConstant& uc) const
{
return getType() < uc.getType()
|| (getType() == uc.getType() && d_index <= uc.d_index);
}
bool UninterpretedConstant::operator>(const UninterpretedConstant& uc) const
{
return !(*this <= uc);
}
bool UninterpretedConstant::operator>=(const UninterpretedConstant& uc) const
{
return !(*this < uc);
}
std::ostream& operator<<(std::ostream& out, const UninterpretedConstant& uc) {
std::stringstream ss;
ss << uc.getType();
std::string st(ss.str());
// must remove delimiting quotes from the name of the type
// this prevents us from printing symbols like |@uc_|T|_n|
std::string q("|");
size_t pos;
while ((pos = st.find(q)) != std::string::npos)
{
st.replace(pos, 1, "");
}
return out << "uc_" << st.c_str() << "_" << uc.getIndex();
}
size_t UninterpretedConstantHashFunction::operator()(
const UninterpretedConstant& uc) const
{
return TypeNodeHashFunction()(uc.getType())
* IntegerHashFunction()(uc.getIndex());
}
} // namespace CVC5
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