Mitchell Hashimoto • 1/21/2026

Don't Trip[wire] Yourself: Testing Error Recovery in Zig

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This article discusses Tripwire, a library for Zig that injects failures to test error handling paths, focusing on the challenges of testing error recovery with `errdefer`. It explains Zig's error handling mechanics and why error cleanup is prone to bugs, offering a tool to improve testing of these critical code paths.

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#testing #error handling #Zig
Don't Trip[wire] Yourself: Testing Error Recovery in Zig

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