validate

var (
	ErrObjectEmpty                  = errors.New("no object provided")
	ErrInvalidAPIVersion            = errors.New("unknown API version")
	ErrWorkflowWithoutTasks         = errors.New("workflow needs at least one task")
	ErrUndefinedDependency          = errors.New("task contains undefined dependency")
	ErrTaskIDMissing                = errors.New("task misses an id")
	ErrTaskNotUnique                = errors.New("task is not unique")
	ErrWorkflowWithoutStartTasks    = errors.New("workflow does not contain any start tasks (tasks with 0 dependencies)")
	ErrTaskRequiresFnRef            = errors.New("task requires a function name")
	ErrCircularDependency           = errors.New("workflow contains circular dependency")
	ErrInvalidOutputTask            = errors.New("unknown output task")
	ErrNoParentTaskDependency       = errors.New("dynamic task does not contain parent dependency")
	ErrMultipleParentTaskDependency = errors.New("dynamic task contains multiple parent tasks")
	ErrNoWorkflowInvocation         = errors.New("workflow invocation id is required")
	ErrNoTaskInvocation             = errors.New("task invocation id is required")
	ErrNoFnRef                      = errors.New("function reference is required")
	ErrNoWorkflow                   = errors.New("workflow id is required")
	ErrNoID                         = errors.New("id is required")
	ErrNoStatus                     = errors.New("status is required")
	ErrPrivacyDisabled              = errors.New("privacy field is set to false")
)