#error-handling

engineering

From Bare Rescue to Typed Errors: How Prismatic Killed 6,000 Silent Failures

A `rescue _ -> :error` is a bug factory. It swallows the context that would have told you what went wrong. The ZERO doctrine banned them — here's what replaced them across 128 OSINT adapters.

Apr 09, 2026 ·7 min

tutorial

Structured Error Handling in Elixir: The ZERO Doctrine

A comprehensive guide to error handling strategies in Elixir covering ok/error tuples, with chains, specific rescue clauses, and why bare rescue is banned.

Mar 18, 2026 ·11 min