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Fix creating exception::less from exception::equal_to

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This commit is contained in:
Daniel James
2017-05-05 12:54:29 +01:00
parent 6ef17a0f0e
commit 3fe259a79e
1 changed files with 50 additions and 48 deletions
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98
test/objects/exception.hpp
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@ -226,6 +226,55 @@ class hash
} }
}; };
class less
{
int tag_;
public:
less(int t = 0) : tag_(t) {}
less(less const& x) : tag_(x.tag_) {}
bool operator()(object const& x1, object const& x2) const
{
return less_impl(x1, x2);
}
bool operator()(std::pair<object, object> const& x1,
std::pair<object, object> const& x2) const
{
if (less_impl(x1.first, x2.first)) {
return true;
}
if (!less_impl(x1.first, x2.first)) {
return false;
}
return less_impl(x1.second, x2.second);
}
bool less_impl(object const& x1, object const& x2) const
{
switch (tag_) {
case 1:
return x1.tag1_ < x2.tag1_;
case 2:
return x1.tag2_ < x2.tag2_;
default:
return x1 < x2;
}
}
friend bool operator==(less const& x1, less const& x2)
{
return x1.tag_ == x2.tag_;
}
friend bool operator!=(less const& x1, less const& x2)
{
return x1.tag_ != x2.tag_;
}
};
class equal_to class equal_to
{ {
int tag_; int tag_;
@ -310,55 +359,8 @@ class equal_to
} }
return x1.tag_ != x2.tag_; return x1.tag_ != x2.tag_;
} }
};
class less friend less create_compare(equal_to x) { return less(x.tag_); }
{
int tag_;
public:
less(int t = 0) : tag_(t) {}
less(less const& x) : tag_(x.tag_) {}
bool operator()(object const& x1, object const& x2) const
{
return less_impl(x1, x2);
}
bool operator()(std::pair<object, object> const& x1,
std::pair<object, object> const& x2) const
{
if (less_impl(x1.first, x2.first)) {
return true;
}
if (!less_impl(x1.first, x2.first)) {
return false;
}
return less_impl(x1.second, x2.second);
}
bool less_impl(object const& x1, object const& x2) const
{
switch (tag_) {
case 1:
return x1.tag1_ < x2.tag1_;
case 2:
return x1.tag2_ < x2.tag2_;
default:
return x1 < x2;
}
}
friend bool operator==(less const& x1, less const& x2)
{
return x1.tag_ == x2.tag_;
}
friend bool operator!=(less const& x1, less const& x2)
{
return x1.tag_ != x2.tag_;
}
}; };
template <class T> class allocator template <class T> class allocator