• src/Collection/CallableTask.php
• src/Collection/Collection.php
• src/Collection/CollectionBuilder.php
• src/Collection/CollectionInterface.php
• src/Collection/CollectionProcessHook.php
• src/Collection/CompletionWrapper.php
• src/Collection/Element.php
• src/Collection/NestedCollectionInterface.php
• src/Collection/TaskForEach.php
• src/Collection/Tasks.php
• src/Collection/Temporary.php