class_name GdUnitPatch extends RefCounted const PATCH_VERSION = "patch_version" var _version :GdUnit4Version func _init(version_ :GdUnit4Version) -> void: _version = version_ func version() -> GdUnit4Version: return _version # this function needs to be implement func execute() -> bool: push_error("The function 'execute()' is not implemented at %s" % self) return false