swift-concurrency-expert

To fix Swift concurrency compiler errors, analyze your project concurrency settings and apply minimal safe fixes using actor isolation and Sendable types for UI-bound types, protocol conformance, and global state to ensure code safety.

Actor isolation is a Swift concurrency mechanism that protects state from data races. You need it in Swift 6.2+ when refactoring code to safely manage global state and background work without concurrent access violations.

To make Swift types Sendable and pass concurrency checks, review your types for mutable state and unsafe access, then apply Sendable conformance and modern concurrency patterns to ensure safe data passing across actors.

Yes, this approach works with UI-bound types and protocol conformance in Swift by analyzing the codebase and suggesting minimal, safe fixes that resolve actor isolation violations while maintaining expected UI behavior and protocol structure.

The best way to review existing Swift code for potential data races is to analyze the snippets for actor isolation violations and concurrency settings, then refactor to use actors and Sendable types to improve code safety.

Your Swift background work triggers concurrency warnings after updating because newer Swift versions enforce strict concurrency checks. Remediate these by applying actor isolation and Sendable safety to resolve compiler diagnostics and ensure safe execution.