protected BooleanExpression(Expression lhs, Expression rhs, string op)
{
Contract.Requires(lhs != null);
Contract.Requires(rhs != null);
Contract.Requires(!string.IsNullOrEmpty(op));
m_lhs = lhs;
m_rhs = rhs;
m_op = op;
}
public OrExpression(Expression lhs, Expression rhs)
: base(lhs, rhs, "||")
{
}
public ExclusiveOrExpression(Expression lhs, Expression rhs)
: base(lhs, rhs, "^")
{
}
public AndExpression(Expression lhs, Expression rhs)
: base(lhs, rhs, "&&")
{
}
public RelationalExpression(Expression lhs, Expression rhs, string op)
: base(lhs, rhs, op.Trim())
{
}
public NotExpression(Expression expr)
{
Contract.Requires(expr != null);
m_expr = expr;
}