Implement idiomatic Rust error handling with Result, Option, and the ? operator. Use when the user handles errors in Rust, creates custom error types, uses thiserror or anyhow, implements the From trait for error conversion, or asks about Result/Option patterns and error composition strategies.
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Rust Error Handling
Handle errors idiomatically in Rust using Result, Option, the ? operator, and well-structured custom error types for robust, composable error propagation.
When to Use
Designing error types for a library or application
Propagating errors with the ? operator
Converting between error types with From
Choosing between thiserror (libraries) and anyhow (applications)
Handling Option and Result in method chains
Core Patterns
Pattern 1: Result and the ? Ope
[Description truncada. Veja o README completo no GitHub.]
