@objc public protocol TXMissingPolicy
A protocol for classes that determine what translation is returned when the requested translation is not available.
Can be used in multiple cases, such as when the translation is not found.
Return a string as a translation based on the given source string.
Classes that conform to this protocol may choose to return anything relevant to the given source string or not, based on their custom policy.
func get(sourceString: String) -> String
the source string