blob: 10f03e2799caf3e2cdc540a1530ee1f1089264ef (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
/********************* */
/*! \file emptyset.cpp
** \verbatim
** Top contributors (to current version):
** Tim King, Kshitij Bansal, Morgan Deters
** This file is part of the CVC4 project.
** Copyright (c) 2009-2017 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 [[ Add one-line brief description here ]]
**
** [[ Add lengthier description here ]]
** \todo document this file
**/
#include "expr/emptyset.h"
#include <iosfwd>
#include "expr/expr.h"
#include "expr/type.h"
namespace CVC4 {
std::ostream& operator<<(std::ostream& out, const EmptySet& asa) {
return out << "emptyset(" << asa.getType() << ')';
}
size_t EmptySetHashFunction::operator()(const EmptySet& es) const {
return TypeHashFunction()(es.getType());
}
/**
* Constructs an emptyset of the specified type. Note that the argument
* is the type of the set itself, NOT the type of the elements.
*/
EmptySet::EmptySet(const SetType& setType)
: d_type(new SetType(setType))
{ }
EmptySet::EmptySet(const EmptySet& es)
: d_type(new SetType(es.getType()))
{ }
EmptySet& EmptySet::operator=(const EmptySet& es) {
(*d_type) = es.getType();
return *this;
}
EmptySet::~EmptySet() { delete d_type; }
const SetType& EmptySet::getType() const {
return *d_type;
}
bool EmptySet::operator==(const EmptySet& es) const
{
return getType() == es.getType();
}
bool EmptySet::operator!=(const EmptySet& es) const { return !(*this == es); }
bool EmptySet::operator<(const EmptySet& es) const
{
return getType() < es.getType();
}
bool EmptySet::operator<=(const EmptySet& es) const
{
return getType() <= es.getType();
}
bool EmptySet::operator>(const EmptySet& es) const { return !(*this <= es); }
bool EmptySet::operator>=(const EmptySet& es) const { return !(*this < es); }
}/* CVC4 namespace */
|