effect-core-patterns
Effect Core Patterns
Master the core Effect patterns for building type-safe, composable applications with Effect. This skill covers the Effect type, constructors, and composition patterns using Effect.gen.
The Effect Type
The Effect type has three type parameters:
Effect<Success, Error, Requirements>
- Success (A): The type of value that an effect can succeed with
- Error (E): The expected errors that can occur (use
neverfor no errors) - Requirements (R): The contextual dependencies required (use
neverfor no dependencies)
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