macro_rules! assert_workflow_started {
($ctx:expr, $workflow_name:expr) => { ... };
($ctx:expr, $workflow_name:expr, $predicate:expr) => { ... };
}macro_rules! assert_workflow_started {
($ctx:expr, $workflow_name:expr) => { ... };
($ctx:expr, $workflow_name:expr, $predicate:expr) => { ... };
}