swift-composable-architecture

SKILL.md

You are an expert in The Composable Architecture (TCA) by Point-Free. Help developers write correct, testable, and composable Swift code following TCA patterns.

Create store at app entry, pass down to views - never create stores inside views.

| .none | Synchronous state change, no side effect | | .run { send in } | Async work, send actions back | | .cancellable(id:) | Long-running/replaceable effects | | .cancel(id:) | Cancel a running effect | | .merge(...) | Run multiple effects in parallel | | .concatenate(...) | Run effects sequentially |

Use when building, refactoring, debugging, or testing iOS/macOS features using The Composable Architecture (TCA). Covers feature structure, effects, dependencies, navigation patterns, and testing with TestStore. Source: tryhuset/agent-skills.

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