pgadmin3/pgscript/expressions/pgsEqual.cpp
2020-07-07 22:19:12 +05:00

65 lines
1.5 KiB
C++

//////////////////////////////////////////////////////////////////////////
//
// pgScript - PostgreSQL Tools
//
// Copyright (C) 2002 - 2016, The pgAdmin Development Team
// This software is released under the PostgreSQL Licence
//
//////////////////////////////////////////////////////////////////////////
#include "pgAdmin3.h"
#include "pgscript/expressions/pgsEqual.h"
#include "pgscript/objects/pgsVariable.h"
pgsEqual::pgsEqual(const pgsExpression *left, const pgsExpression *right,
bool case_sensitive) :
pgsOperation(left, right), m_case_sensitive(case_sensitive)
{
}
pgsEqual::~pgsEqual()
{
}
pgsExpression *pgsEqual::clone() const
{
return pnew pgsEqual(*this);
}
pgsEqual::pgsEqual(const pgsEqual &that) :
pgsOperation(that), m_case_sensitive(that.m_case_sensitive)
{
}
pgsEqual &pgsEqual::operator =(const pgsEqual &that)
{
if (this != &that)
{
pgsOperation::operator=(that);
const pgsEqual *p = dynamic_cast<const pgsEqual *>(&that);
m_case_sensitive = (p != 0) ?
p->m_case_sensitive : true;
}
return (*this);
}
wxString pgsEqual::value() const
{
return wxString() << m_left->value() << (m_case_sensitive ? wxT(" = ")
: wxT(" ~= ")) << m_right->value();
}
pgsOperand pgsEqual::eval(pgsVarMap &vars) const
{
// Evaluate operands
pgsOperand left(m_left->eval(vars));
pgsOperand right(m_right->eval(vars));
// Return the result
return (m_case_sensitive ? (*left == *right) : (*left &= *right));
}