public void Execute()
{
foreach (var type in ModuleDefinition.Types) {
var defaultConstructorAttribute = type.FindAndActivateCustomAttributeOrNull<DefaultConstructorAttribute>();
var otherConstructorAttributes = new AbstractConstructorAttributeBase[] {
type.FindAndActivateCustomAttributeOrNull<RequiredFieldsConstructorAttribute>(),
type.FindAndActivateCustomAttributeOrNull<UninitializedFieldsConstructorAttribute>(),
type.FindAndActivateCustomAttributeOrNull<AllFieldsConstructorAttribute>()
}.Where(x => x != null).ToArray();
if (defaultConstructorAttribute == null && otherConstructorAttributes.Length == 0) continue;
var defaultConstructor = FindOrCreateAndAddDefaultConstructor(type).Resolve();
defaultConstructor.IsPublic = defaultConstructorAttribute != null;
foreach (var constructorAttribute in otherConstructorAttributes) {
var fieldsToInitialize = FindMatchingFields(type, defaultConstructor, constructorAttribute);
var injectionConstructor = CreateInjectionConstructor(type, defaultConstructor, fieldsToInitialize);
MethodDefinition similarConstructor;
if (!TryFindSimilarConstructors(type.Methods, injectionConstructor, out similarConstructor)) {
type.Methods.Add(injectionConstructor);
} else {
similarConstructor.IsPublic = true;
}
}
}
}
private IList<FieldDefinition> FindMatchingFields(TypeDefinition type, MethodDefinition defaultConstructor, AbstractConstructorAttributeBase constructorAttribute)
{
var matches = new List<FieldDefinition>();
var initializedFields = EnumerateInitializedFields(defaultConstructor);
foreach (var field in type.Fields) {
if (field.IsStatic) {
continue;
}
var fieldInfo = new FieldInfo {
IsInitOnly = field.IsInitOnly,
HasNonDefaultFieldInitializer = initializedFields.Contains(field)
};
if (constructorAttribute.Condition(fieldInfo)) {
matches.Add(field);
}
}
return matches;
}