needsValueError(_:)
Returns a restartPerform error with context to request a value from the user for this parameter and re-perform the intent with the new value.
Declaration
func needsValueError(_ dialog: IntentDialog? = nil) -> AppIntentErrorParameters
- dialog:
A custom dialog that may be used when prompting the user for the value
Return Value
An error that should be thrown within the intent perform() method.