Scala. The War of Effects. ZIO vs Cats Effect
summary
Compares the ZIO and Cats Effect ecosystems for Scala IO-based structured concurrency, explaining how IO works and is executed, the competitive strengths of each ecosystem, and new features in Cats Effect 3. Describes how the communities and libraries compete or integrate, and offers guidance on combining or choosing between ZIO and Cats Effect.
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chapters (20)
- 0:00Introduction
- 4:00What are effects and IO
- 7:13Effects evolution in Haskell
- 17:53Effects in Scala
- 23:06ScalaZ and effect libraries
- 26:16Modern IO in Scala
- 28:26How ZIO and Cats Effect work
- 33:27Synchronization primitives
- 37:20Resource handling and composition
- 42:16Performance benchmarks
- 43:40FS2 and streams
- 44:43Working with context
- 46:32Running effects and dispatchers
- 48:58Domain errors and handling
- 51:26Library unique features
- 52:28Thread pool optimizations
- 53:55STM and transactional memory
- 55:17Initialization models and DI
- 57:44Choosing a library
- 58:26Summary and poll
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