Convert Objects to DateTime for DateTime Functions

LinqToQuerystring/TreeNodes/Functions/DayNode.cs

@@ -22,7 +22,7 @@ public override Expression BuildLinqExpression(IQueryable query, Expression expr
 
             if (!typeof(DateTime).IsAssignableFrom(childexpression.Type) && !typeof(DateTimeOffset).IsAssignableFrom(childexpression.Type))
             {
-                throw new FunctionNotSupportedException(childexpression.Type, "day");
+                childexpression = Expression.Convert(childexpression, typeof(DateTime));
             }
 
             return Expression.Property(childexpression, "Day");

LinqToQuerystring/TreeNodes/Functions/DaysNode.cs

@@ -22,7 +22,7 @@ public override Expression BuildLinqExpression(IQueryable query, Expression expr
 
             if (!typeof(DateTime).IsAssignableFrom(childexpression.Type))
             {
-                throw new FunctionNotSupportedException(childexpression.Type, "days");
+                childexpression = Expression.Convert(childexpression, typeof(DateTime));
             }
 
             return Expression.Property(childexpression, "Day");

LinqToQuerystring/TreeNodes/Functions/HourNode.cs

@@ -22,7 +22,7 @@ public override Expression BuildLinqExpression(IQueryable query, Expression expr
 
             if (!typeof(DateTime).IsAssignableFrom(childexpression.Type) && !typeof(DateTimeOffset).IsAssignableFrom(childexpression.Type))
             {
-                throw new FunctionNotSupportedException(childexpression.Type, "hour");
+                childexpression = Expression.Convert(childexpression, typeof(DateTime));
             }
 
             return Expression.Property(childexpression, "Hour");

LinqToQuerystring/TreeNodes/Functions/HoursNode.cs

@@ -22,7 +22,7 @@ public override Expression BuildLinqExpression(IQueryable query, Expression expr
 
             if (!typeof(DateTime).IsAssignableFrom(childexpression.Type))
             {
-                throw new FunctionNotSupportedException(childexpression.Type, "hours");
+                childexpression = Expression.Convert(childexpression, typeof(DateTime));
             }
 
             return Expression.Property(childexpression, "Hour");

LinqToQuerystring/TreeNodes/Functions/MinuteNode.cs

@@ -22,7 +22,7 @@ public override Expression BuildLinqExpression(IQueryable query, Expression expr
 
             if (!typeof(DateTime).IsAssignableFrom(childexpression.Type) && !typeof(DateTimeOffset).IsAssignableFrom(childexpression.Type))
             {
-                throw new FunctionNotSupportedException(childexpression.Type, "minute");
+                childexpression = Expression.Convert(childexpression, typeof(DateTime));
             }
 
             return Expression.Property(childexpression, "Minute");

LinqToQuerystring/TreeNodes/Functions/MinutesNode.cs

@@ -22,7 +22,7 @@ public override Expression BuildLinqExpression(IQueryable query, Expression expr
 
             if (!typeof(DateTime).IsAssignableFrom(childexpression.Type))
             {
-                throw new FunctionNotSupportedException(childexpression.Type, "minutes");
+                childexpression = Expression.Convert(childexpression, typeof(DateTime));
             }
 
             return Expression.Property(childexpression, "Minute");

LinqToQuerystring/TreeNodes/Functions/MonthNode.cs

@@ -22,7 +22,7 @@ public override Expression BuildLinqExpression(IQueryable query, Expression expr
 
             if (!typeof(DateTime).IsAssignableFrom(childexpression.Type))
             {
-                throw new FunctionNotSupportedException(childexpression.Type, "month");
+                childexpression = Expression.Convert(childexpression, typeof(DateTime));
             }
 
             return Expression.Property(childexpression, "Month");

LinqToQuerystring/TreeNodes/Functions/SecondNode.cs

@@ -22,7 +22,7 @@ public override Expression BuildLinqExpression(IQueryable query, Expression expr
 
             if (!typeof(DateTime).IsAssignableFrom(childexpression.Type) && !typeof(DateTimeOffset).IsAssignableFrom(childexpression.Type))
             {
-                throw new FunctionNotSupportedException(childexpression.Type, "second");
+                childexpression = Expression.Convert(childexpression, typeof(DateTime));
             }
 
             return Expression.Property(childexpression, "Second");

LinqToQuerystring/TreeNodes/Functions/SecondsNode.cs

@@ -22,7 +22,7 @@ public override Expression BuildLinqExpression(IQueryable query, Expression expr
 
             if (!typeof(DateTime).IsAssignableFrom(childexpression.Type))
             {
-                throw new FunctionNotSupportedException(childexpression.Type, "seconds");
+                childexpression = Expression.Convert(childexpression, typeof(DateTime));
             }
 
             return Expression.Property(childexpression, "Second");

LinqToQuerystring/TreeNodes/Functions/YearNode.cs

@@ -22,7 +22,7 @@ public override Expression BuildLinqExpression(IQueryable query, Expression expr
 
             if (!typeof(DateTime).IsAssignableFrom(childexpression.Type) && !typeof(DateTimeOffset).IsAssignableFrom(childexpression.Type))
             {
-                throw new FunctionNotSupportedException(childexpression.Type, "year");
+                childexpression = Expression.Convert(childexpression, typeof(DateTime));
             }
 
             return Expression.Property(childexpression, "Year");

LinqToQuerystring/TreeNodes/Functions/YearsNode.cs

@@ -22,7 +22,7 @@ public override Expression BuildLinqExpression(IQueryable query, Expression expr
 
             if (!typeof(DateTime).IsAssignableFrom(childexpression.Type))
             {
-                throw new FunctionNotSupportedException(childexpression.Type, "years");
+                childexpression = Expression.Convert(childexpression, typeof(DateTime));
             }
 
             return Expression.Property(childexpression, "Year");