Amp\CallableMaker is a helper trait that allows creating closures from private / protected static and instance methods in an easy way. Creating such callables might be necessary to register private / protected methods as callbacks in an efficient manner without making those methods public.
This trait should only be used in projects with a PHP 7.0 minimum requirement. If PHP 7.1 or later are the minimum requirement,
Closure::fromCallable should be used directly.
Closure form an instance method with the given name and returns it. The closure can be passed around without worrying about the method’s visibility.
callableFromInstanceMethod(), but for static methods.