public CapabilitiesAssertionSpec(string parameterName,
Type parameterType,
object parameterValue,
RequireCapabilityAttribute capabilityAttribute,
string actionName)
{
ParameterName = parameterName ?? throw new ArgumentNullException(nameof(parameterName));
ParameterType = parameterType ?? throw new ArgumentNullException(nameof(parameterType));
ParameterValue = parameterValue;
CapabilityAttribute = capabilityAttribute ?? throw new ArgumentNullException(nameof(capabilityAttribute));
ActionName = actionName ?? throw new ArgumentNullException(nameof(actionName));
}
Type GetCapabilityType(RequireCapabilityAttribute capabilityAttribute)
{
var capabilityType = capabilityAttribute.RequiredCapability.GetType();
if (!capabilityType.IsEnum)
{
throw new ArgumentException($"The capability indicated by {nameof(capabilityAttribute)}.{nameof(RequireCapabilityAttribute.RequiredCapability)} " +
$"must derive from {nameof(Enum)}, but type {capabilityType.Name} does not.",
nameof(capabilityAttribute));
}
return(capabilityType);
}