private Expression <Func <T, T, int> > CreateCompareMethod()
{
var x = Expression.Parameter(typeof(T));
var y = Expression.Parameter(typeof(T));
return(Expression.Lambda <Func <T, T, int> >(ComparerHelper.CreateComparerBody(null, null, x, y, CompareOptions, MembersOrder), x, y));
}
private Expression <Func <IData, IData, int> > CreateDataCompareMethod()
{
var x = Expression.Parameter(typeof(IData));
var y = Expression.Parameter(typeof(IData));
List <Expression> list = new List <Expression>();
List <ParameterExpression> parameters = new List <ParameterExpression>();
var value1 = Expression.Variable(Type, "value1");
parameters.Add(value1);
list.Add(Expression.Assign(value1, Expression.Convert(x, DataType).Value()));
var value2 = Expression.Variable(Type, "value2");
parameters.Add(value2);
list.Add(Expression.Assign(value2, Expression.Convert(y, DataType).Value()));
return(Expression.Lambda <Func <IData, IData, int> >(ComparerHelper.CreateComparerBody(list, parameters, value1, value2, CompareOptions, MembersOrder), x, y));
}