The Black Magic of the Visitor Pattern
summary
Explores the Visitor design pattern in C#, showing multiple implementations and variations enabled by C# language features. Focuses on practical techniques and different ways to realize the Visitor pattern rather than a single canonical implementation.
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chapters (13)
- 0:00Introduction
- 4:02Why Visitor pattern
- 8:35Intrusive approach problems
- 17:45Reflective implementation
- 25:18Functional variation
- 30:32Dynamic visitor with DLR
- 35:27What is dispatch
- 37:31Double Dispatch
- 44:54Expression tree transformation
- 51:20Visitor for weakly typed data
- 58:25Acyclic visitor
- 1:03:21Null Object in Visitor
- 1:04:48Choosing the approach
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