Working efficiently with immutability
summary
Shows efficient ways to update deeply nested immutable data in Scala by using lenses and zippers. Demonstrates theory plus practical examples using the Monocle and Circe libraries, covering value classes and collections.
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chapters (15)
- 0:00Start
- 0:27Objectives
- 6:28Efficiency
- 9:42Enigma
- 11:37Rotor window
- 12:06Rotors
- 17:47Optics
- 20:13(Simplified) Rotor
- 23:51Prism
- 25:54Composition
- 35:52List Zipper
- 36:54Helper lens
- 37:24Marking cycle
- 41:55Tree zipper
- 42:45Zippers
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