//! Project sibling steps inside an on-failure compensation list.
workflow failure_scoped_substeps
input task: String
outcome done: type Result, route success
outcome failed: type Result, route failure
type Result { value: String }
worker jobs
action attempt(task: String) -> Result
step guarded
attempt(task: task) -> result
on failure
step choose_recovery
outcome next: else, route classify_failure
step classify_failure
outcome terminal: else, route failure_terminal
route failed(value: "compensation complete")
outcome failure_terminal: if false,
route failed(value: "classified failure")
outcome complete: else,
route done(value: result.value)