Источник:
http://kashperuk.blogspot.com/2017/1...ibility_7.html
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Recently we announced a new and pretty powerful Extensibility feature, wrapping methods with Chain of Command in augmentation classes. This allows to write much cleaner extensions with fewer lines of code, as well as provides some extra capabilities like access to protected fields and methods of augmented object, easier way of ensuring a single transaction scope for standard and extension code,
Источник:
http://kashperuk.blogspot.com/2017/1...ibility_7.html