public bool TryConvertToScalar(object value, ITemplatePropertyValueFactory propertyValueFactory, out ScalarValue result)
{
var type = value.GetType();
#if USE_REFLECTION_40
if (!type.IsGenericType || type.GetGenericTypeDefinition() != typeof(Nullable <>))
#else
if (!type.IsConstructedGenericType || type.GetGenericTypeDefinition() != typeof(Nullable <>))
#endif
{
result = null;
return(false);
}
#if USE_DYNAMIC
var dynamicValue = (dynamic)value;
var innerValue = dynamicValue.HasValue ? (object)dynamicValue.Value : null;
#elif USE_REFLECTION_40
var targetType = type.GetGenericArguments()[0];
var innerValue = Convert.ChangeType(value, targetType, null);
#else
var targetType = type.GenericTypeArguments[0];
var innerValue = Convert.ChangeType(value, targetType);
#endif
result = propertyValueFactory.CreatePropertyValue(innerValue) as ScalarValue;
return(result != null);
}
static IEnumerable <TemplateProperty> GetProperties(object value, ITemplatePropertyValueFactory recursive)
{
var properties =
#if USE_REFLECTION_40
value.GetType().GetProperties().Where(p => p.CanRead &&
p.GetGetMethod().IsPublic&&
!p.GetGetMethod().IsStatic&&
(p.Name != "Item" || p.GetIndexParameters().Length == 0));
#else
value.GetType().GetPropertiesRecursive();
#endif
foreach (var prop in properties)
{
object propValue;
try
{
#if USE_REFLECTION_40
propValue = prop.GetValue(value, null);
#else
propValue = prop.GetValue(value);
#endif
}
catch (TargetParameterCountException)
{
SelfLog.WriteLine("The property accessor {0} is a non-default indexer", prop);
continue;
}
catch (TargetInvocationException ex)
{
SelfLog.WriteLine("The property accessor {0} threw exception {1}", prop, ex);
propValue = "The property accessor threw an exception: " + ex.InnerException.GetType().Name;
}
yield return(new TemplateProperty(prop.Name, recursive.CreatePropertyValue(propValue, true)));
}
}
public bool TryConvertToScalar(object value, ITemplatePropertyValueFactory propertyValueFactory, out ScalarValue result)
{
var type = value.GetType();
#if USE_REFLECTION_40
if (!type.IsGenericType || type.GetGenericTypeDefinition() != typeof(Nullable<>))
#else
if (!type.IsConstructedGenericType || type.GetGenericTypeDefinition() != typeof(Nullable<>))
#endif
{
result = null;
return false;
}
#if USE_DYNAMIC
var dynamicValue = (dynamic)value;
var innerValue = dynamicValue.HasValue ? (object)dynamicValue.Value : null;
#elif USE_REFLECTION_40
var targetType = type.GetGenericArguments()[0];
var innerValue = Convert.ChangeType(value, targetType, null);
#else
var targetType = type.GenericTypeArguments[0];
var innerValue = Convert.ChangeType(value, targetType);
#endif
result = propertyValueFactory.CreatePropertyValue(innerValue) as ScalarValue;
return result != null;
}
public bool TryDestructure(object value, ITemplatePropertyValueFactory propertyValueFactory, out TemplatePropertyValue result)
{
if (value == null)
{
throw new ArgumentNullException("value");
}
if (!_canApply(value.GetType()))
{
result = null;
return(false);
}
var projected = _projection(value);
result = propertyValueFactory.CreatePropertyValue(projected, true);
return(true);
}
static IEnumerable<TemplateProperty> GetProperties(object value, ITemplatePropertyValueFactory recursive)
{
var properties =
#if USE_REFLECTION_40
value.GetType().GetProperties().Where(p => p.CanRead &&
p.GetGetMethod().IsPublic &&
!p.GetGetMethod().IsStatic &&
(p.Name != "Item" || p.GetIndexParameters().Length == 0));
#else
value.GetType().GetPropertiesRecursive();
#endif
foreach (var prop in properties)
{
object propValue;
try
{
#if USE_REFLECTION_40
propValue = prop.GetValue(value, null);
#else
propValue = prop.GetValue(value);
#endif
}
catch (TargetParameterCountException)
{
SelfLog.WriteLine("The property accessor {0} is a non-default indexer", prop);
continue;
}
catch (TargetInvocationException ex)
{
SelfLog.WriteLine("The property accessor {0} threw exception {1}", prop, ex);
propValue = "The property accessor threw an exception: " + ex.InnerException.GetType().Name;
}
yield return new TemplateProperty(prop.Name, recursive.CreatePropertyValue(propValue, true));
}
}
