private IEnumerable<Change> Compare(AssemblyDefinition source, AssemblyDefinition target)
{
var sourceTypes = GetPublicTypes(source);
var targetTypes = GetPublicTypes(target);
// First detect all new types in the newer assembly.
var addedTypes = targetTypes.Except(sourceTypes, CecilComparer.TypeByFullName).ToList();
foreach (var addedType in addedTypes)
yield return new TypeChange(ChangeType.TypeAdded, ChangeCategory.NonBreaking, CompatibilityLevel.Binary, addedType);
targetTypes.RemoveAll(addedTypes);
// Now detect all removed types in the newer assembly.
var removedTypes = sourceTypes.Except(targetTypes, CecilComparer.TypeByFullName).ToList();
foreach (var removedType in removedTypes)
yield return new TypeChange(ChangeType.TypeRemoved, ChangeCategory.Breaking, CompatibilityLevel.None, removedType);
sourceTypes.RemoveAll(removedTypes);
// We have now reduced the input to the types that occur in both assemblies, now we will need
// to compare those one by one...
foreach (var targetType in targetTypes)
{
var sourceType = sourceTypes.Single(t => CecilComparer.TypeByFullName.Equals(t, targetType));
TypeComparer comparer = new TypeComparer();
foreach (var change in comparer.Compare(sourceType, targetType))
yield return change;
}
}
