public Task <IBinding> TryCreateAsync(BindingProviderContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
ParameterInfo parameter = context.Parameter;
TAttribute attributeSource = parameter.GetCustomAttribute <TAttribute>(inherit: false);
if (attributeSource == null)
{
return(Task.FromResult <IBinding>(null));
}
if (parameter.ParameterType != typeof(TUserType))
{
return(Task.FromResult <IBinding>(null));
}
Func <TAttribute, Task <TAttribute> > hookWrapper = null;
if (_postResolveHook != null)
{
hookWrapper = (attrResolved) => _postResolveHook(attrResolved, parameter, _nameResolver);
}
var cloner = new AttributeCloner <TAttribute>(attributeSource, context.BindingDataContract, _nameResolver, hookWrapper);
ParameterDescriptor param;
if (_buildParameterDescriptor != null)
{
param = _buildParameterDescriptor(attributeSource, parameter, _nameResolver);
}
else
{
param = new ParameterDescriptor
{
Name = parameter.Name,
DisplayHints = new ParameterDisplayHints
{
Description = "output"
}
};
}
var binding = new ExactBinding(cloner, param, _buildFromAttr);
return(Task.FromResult <IBinding>(binding));
}
public Task <IBinding> TryCreateAsync(BindingProviderContext context)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
var parameter = context.Parameter;
var typeUser = parameter.ParameterType;
if (typeUser.IsByRef)
{
return(Task.FromResult <IBinding>(null));
}
var binding = ExactBinding.TryBuild(this, context);
return(Task.FromResult <IBinding>(binding));
}
