internal static object ConvertChecked(object value, Type targetType)
{
if (value == null)
{
return(null);
}
var type = Nullable.GetUnderlyingType(targetType) ?? targetType;
try
{
return(RuntimeMethodInvoker.InvokeFuncCached <RuntimeType1, RuntimeType1>(
ConvertChecked <RuntimeType1>, new RuntimeTypeBinding {
new RuntimeType1(type)
}, value));
}
catch (TargetInvocationException e)
{
if (e.InnerException is OverflowException)
{
throw e.InnerException;
}
throw;
}
}
private ProcessingResult ProcessThenBy(MethodCallExpression query, ProcessingResult parentResult, DataContext context, bool descending)
{
if ((!parentResult.IsDeferred()) && (parentResult.Result is IOrderedQueryable))
{
return(ProcessingResult.Unsuccessful);
}
var keySelector = GetKeySelector(query);
var comparer = GetComparer(query);
var keysResult = GetKeys(keySelector, parentResult, context);
if (!keysResult.IsSuccess)
{
return(ProcessByDefault(query, parentResult, context));
}
var keyType = keySelector.ReturnType;
var sourceType = parentResult.IsDeferred()
? typeof(NodeReference)
: QueryProcessingHelper.GetSourceParameterType(query);
Func <OrderedEnumerable <RuntimeType1>, List <RuntimeType2>, IComparer <RuntimeType2>, bool,
OrderedEnumerable <RuntimeType1> > func = AppendOrderedEnumerable;
var orderedEnumerable = RuntimeMethodInvoker.InvokeFuncCached(func,
new RuntimeTypeBinding {
new RuntimeType1(sourceType), new RuntimeType2(keyType)
}, parentResult.Result,
keysResult.Result, comparer, descending);
return(new ProcessingResult(true, orderedEnumerable));
}
internal static object TypeAsOperation(object value, Type targetType)
{
if (value == null)
{
return(null);
}
return(RuntimeMethodInvoker.InvokeFuncCached <RuntimeType1, RuntimeType1>(TypeAsOperation <RuntimeType1>,
new RuntimeTypeBinding {
new RuntimeType1(targetType)
}, value));
}
public ProcessingResult ProcessQuery(MethodCallExpression query, ProcessingResult parentResult, DataContext context)
{
var itemType = parentResult.IsDeferred()
? typeof(NodeReference)
: QueryProcessingHelper.GetSourceParameterType(query);
var result = RuntimeMethodInvoker.InvokeFuncCached <IEnumerable <RuntimeType1>, IEnumerable <RuntimeType1> >(
Reverse, new RuntimeTypeBinding {
new RuntimeType1(itemType)
}, parentResult.Result);
return(new ProcessingResult(true, result));
}
public ProcessingResult ProcessQuery(MethodCallExpression query, ProcessingResult parentResult, DataContext context)
{
var elementType = QueryProcessingHelper.GetSourceParameterType(query);
var items = parentResult.GetLoadedItems(elementType);
var comparer = query.Arguments.Count > 1 ? ((ConstantExpression)query.Arguments[1]).Value : null;
var result = RuntimeMethodInvoker.InvokeFuncCached <IEnumerable <RuntimeType1>, IEqualityComparer <RuntimeType1>, List <RuntimeType1> >(
Distinct, new RuntimeTypeBinding {
new RuntimeType1(elementType)
}, items, comparer);
return(new ProcessingResult(true, result));
}
internal static object ConvertUnchecked(object value, Type targetType)
{
if (value == null)
{
return(null);
}
var type = Nullable.GetUnderlyingType(targetType) ?? targetType;
return(RuntimeMethodInvoker.InvokeFuncCached <RuntimeType1, RuntimeType1>(
ConvertUnchecked <RuntimeType1>, new RuntimeTypeBinding {
new RuntimeType1(type)
}, value));
}
private static ProcessingResult ProcessByDefault(MethodCallExpression query, ProcessingResult parentResult, DataContext context)
{
if (!parentResult.IsDeferred())
{
return(QueryProcessingHelper.ProcessQueryByDefault(query, parentResult, context));
}
Func <IDeferredOrderedEnumerable, IOrderedEnumerable <RuntimeType1> > func = GetLoadedOrderedEnumerable <RuntimeType1>;
var loadedEnumerable = RuntimeMethodInvoker.InvokeFuncCached(func,
new RuntimeTypeBinding {
new RuntimeType1(QueryProcessingHelper.GetSourceParameterType(query))
},
parentResult.Result);
return(QueryProcessingHelper.ProcessQueryByDefault(query, new ProcessingResult(true, loadedEnumerable), context));
}
public ProcessingResult ProcessQuery(MethodCallExpression query, ProcessingResult parentResult, DataContext context)
{
var source1 = parentResult.GetLoadedItems(QueryProcessingHelper.GetSourceParameterType(query));
var constantArgument = query.Arguments[1] as ConstantExpression;
if (constantArgument == null)
{
return(ProcessingResult.Unsuccessful);
}
var source2 = constantArgument.Value;
var comparer = query.Arguments.Count > 2 ? ((ConstantExpression)query.Arguments[2]).Value : null;
var sourceType = QueryProcessingHelper.GetSourceParameterType(query);
Func <MethodCallExpression, IEnumerable <RuntimeType1>, IEnumerable <RuntimeType1>,
IEqualityComparer <RuntimeType1>, ProcessingResult> func = ProcessQuery;
return((ProcessingResult)RuntimeMethodInvoker.InvokeFuncCached(
func, new RuntimeTypeBinding {
new RuntimeType1(sourceType)
}, query, source1, source2, comparer));
}
