This is useful if your validators only throw exceptions.
Defaults to false
This contains a state that will be moved to if a validation error occurs.
In conjunction with Class::Workflow::State::AutoApply this can work like a catch block.
The instance will have the error attribute set.
If this is set, validation_error will not die even if error_state is
The instance will have the error attribute set, and will be reaccepted into its current state, with the error.
validators This is an optional list of sub refs which will be called to validate input before applying body.
They should raise an exception or return a false value if the input is bad.
A more comprehensive solution is to override the validate method yourself and provide rich exception objects with validation error descriptors inside them.
The validators are invoked as methods on the transition.
IF ignore_validator_rv is true then only exceptions are considered input validations.
add_validators @code_refs clear_validators Modify the list of validators.
This role consumes the following roles:
|perl v5.20.3||CLASS::WORKFLOW::TRANSITION::VALIDATE::SIMPLE (3)||2009-01-10|