Precondition / postcondition
Also written: precondition, postcondition, self
Checks in a `lifecycle` block that run before or after a resource changes; failing stops the run. Inside a postcondition, `self` means the resource itself.
Also written: precondition, postcondition, self
Checks in a `lifecycle` block that run before or after a resource changes; failing stops the run. Inside a postcondition, `self` means the resource itself.