public static IFluentContinuation <TViewModel, TPropertyValue> BetweenPoperties <TViewModel, TPropertyValue>(
this IFluentOperator <TViewModel, TPropertyValue> instance,
Expression <Func <TViewModel, IViewModelProperty> > @from,
Expression <Func <TViewModel, IViewModelProperty> > to)
where TViewModel : ViewModelBase
{
var implementerInstance = (FluentImplementer <TViewModel, TPropertyValue>)instance;
implementerInstance.EnsureContextCurrentPropertyIsNotNull();
implementerInstance.UpdateContext(@from);
implementerInstance.UpdateContext(to);
// uses parenthesis to satisfy syntax : IsNot.BetweenValues (...)
implementerInstance.AddToken(ExpressionNode.OpenParenthesis());
implementerInstance.AddToken(ExpressionNode.OpenParenthesis());
implementerInstance.AddToken(ExpressionNode.GreaterThanProperty(implementerInstance.Context.CurrentProperty, @from.Compile()(implementerInstance.ViewModel)));
implementerInstance.AddToken(ExpressionNode.Or());
implementerInstance.AddToken(ExpressionNode.EqualToProperty(implementerInstance.Context.CurrentProperty, @from.Compile()(implementerInstance.ViewModel)));
implementerInstance.AddToken(ExpressionNode.CloseParenthesis());
implementerInstance.AddToken(ExpressionNode.And());
implementerInstance.AddToken(ExpressionNode.OpenParenthesis());
implementerInstance.AddToken(ExpressionNode.LessThanProperty(implementerInstance.Context.CurrentProperty, to.Compile()(implementerInstance.ViewModel)));
implementerInstance.AddToken(ExpressionNode.Or());
implementerInstance.AddToken(ExpressionNode.EqualToProperty(implementerInstance.Context.CurrentProperty, to.Compile()(implementerInstance.ViewModel)));
implementerInstance.AddToken(ExpressionNode.CloseParenthesis());
implementerInstance.AddToken(ExpressionNode.CloseParenthesis());
return((IFluentContinuation <TViewModel, TPropertyValue>)instance);
}
public static IFluentContinuation <TViewModel, TPropertyValue> LessThan <TViewModel, TPropertyValue>(
this IFluentOperator <TViewModel, TPropertyValue> instance, Expression <Func <TViewModel, IViewModelProperty> > propertyExpression)
where TViewModel : ViewModelBase
where TPropertyValue : IComparable
{
var implementerInstance = (FluentImplementer <TViewModel, TPropertyValue>)instance;
implementerInstance.EnsureContextCurrentPropertyIsNotNull();
implementerInstance.UpdateContext(propertyExpression);
implementerInstance.AddToken(ExpressionNode.LessThanProperty(implementerInstance.Context.CurrentProperty, propertyExpression.Compile()(implementerInstance.ViewModel)));
return((IFluentContinuation <TViewModel, TPropertyValue>)instance);
}