GraphData is not empty if m_transfers is empty.

This commit is contained in:
Vladimir Byko-Ianko 2017-12-04 11:31:30 +03:00 committed by Tatiana Yan
parent b152d5d44f
commit 8a02208ca9

View file

@ -81,20 +81,6 @@ private:
bool m_isValid = true;
};
struct IsEmptyVisitor
{
template <typename Cont>
void operator()(Cont const & c, char const * /* name */ )
{
m_isEmpty = m_isEmpty && c.empty();
}
bool IsEmpty() const { return m_isEmpty; }
private:
bool m_isEmpty = true;
};
struct IsUniqueVisitor
{
template <typename Cont>
@ -386,9 +372,9 @@ bool GraphData::IsValid() const
bool GraphData::IsEmpty() const
{
IsEmptyVisitor v;
Visit(v);
return v.IsEmpty();
// Note. |m_transfers| may be empty if GraphData instance is not empty.
return m_stops.empty() || m_gates.empty() || m_edges.empty() || m_lines.empty()
|| m_shapes.empty() || m_networks.empty();
}
void GraphData::Sort()