/// <summary>
/// Finds the first resolver that knows about <param name="moduleReference"/>, asserts it is the only module
/// descriptor with that name and returns the corresponding module definition.
/// </summary>
internal async Task <Possible <ModuleDefinition> > FindUniqueModuleDefinitionWithName(ModuleReferenceWithProvenance moduleReference)
{
// Find a resolver that claims ownership of this module name
var maybeResolver = await FindResolverAsync(moduleReference);
if (!maybeResolver.Succeeded)
{
return(maybeResolver.Failure);
}
var resolver = maybeResolver.Result;
// Get the set of module descriptors from the module name. There must be only one.
var maybeDescriptors = await resolver.TryGetModuleDescriptorsAsync(moduleReference);
if (!maybeDescriptors.Succeeded)
{
return(maybeDescriptors.Failure);
}
var descriptors = maybeDescriptors.Result;
Contract.Assert(descriptors.Count == 1);
// Get the module definition from the resolver and enqueue it
return(await resolver.TryGetModuleDefinitionAsync(descriptors.First()));
}