public object[] GetParameterValues(IServiceProvider provider)
{
for (var index = 0; index != _parameters.Length; index++)
{
if (_parameterValuesSet[index] == false)
{
var value = provider.GetService(_parameters[index].ParameterType);
if (value == null)
{
if (!ParameterDefaultValue.TryGetDefaultValue(_parameters[index], out var defaultValue))
{
throw new InvalidOperationException($"Unable to resolve service for type '{_parameters[index].ParameterType}' while attempting to activate '{_constructor.DeclaringType}'.");
}
else
{
_parameterValues[index] = defaultValue;
}
}
else
{
_parameterValues[index] = value;
}
}
}
return(_parameterValues);
}
public object CreateInstance(IServiceProvider provider)
{
for (var index = 0; index != _parameters.Length; index++)
{
if (_parameterValuesSet[index] == false)
{
var value = provider.GetService(_parameters[index].ParameterType);
if (value == null)
{
if (!ParameterDefaultValue.TryGetDefaultValue(_parameters[index], out var defaultValue))
{
throw new InvalidOperationException($"Unable to resolve service for type '{_parameters[index].ParameterType}' while attempting to activate '{_constructor.DeclaringType}'.");
}
else
{
_parameterValues[index] = defaultValue;
}
}
else
{
_parameterValues[index] = value;
}
}
}
try
{
return(_constructor.Invoke(_parameterValues));
}
catch (TargetInvocationException ex)
{
//ExceptionDispatchInfo.Capture(ex.InnerException).Throw();
// The above line will always throw, but the compiler requires we throw explicitly.
throw ex;
}
}