error handling patterns

SKILL.md

Expert decision frameworks for error handling choices. Claude knows Swift error syntax — this skill provides judgment calls for error type design and recovery strategies.

When Result wins: Parsing, validation, operations where failure is common and needs explicit handling. Forces exhaustive switch.

When throws wins: Network calls, file operations where failure is exceptional. Cleaner syntax with async/await.

iOS/tvOS 的专家错误处理决策：何时使用抛出与结果、错误类型设计权衡、恢复策略选择以及面向用户的错误呈现模式。在设计错误层次结构、实现重试逻辑或决定如何向用户显示错误时使用。触发关键字：Error、throws、Result、LocalizedError、重试、恢复、错误呈现、do-catch、try、错误处理、失败 来源：kaakati/rails-enterprise-dev。

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