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Work · August 27, 2012

PR

pry-rescue — workflow-optimized debugging for ruby

pry-rescue — workflow-optimized debugging for ruby launched on August 27, 2012 with 69 votes, #36 of 411 launches that month and more than 90% of that year's launches. The site was still online in September 2026, 14 years on.

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In plain words

Pry-rescue is a Ruby debugging tool that captures unhandled exceptions and opens an interactive pry shell at the point where the error occurred. Rather than viewing a static stack trace, developers can inspect variables, examine method source code, and navigate through the call stack while the program state remains accessible. This allows developers to diagnose issues directly within the running environment without relying on print statements or external editors.

written from the facts on this page · September 2026

From the sources

Introducing: pry-rescue : super-fast, painless, debugging for the (ruby) masses. Whenever an unhandled exception happens in your program, pry-rescue opens an interactive pry shell right at the point it was raised. Instead of glowering at a stack-trace spewed out by a dying process, you’ll be engaging with your program as though it were still alive! The pry console gives you access to the method that raised the exception, you can use it to inspect the values of variables (no more print statements!), the source code of methods (no more flapping around with a text editor!), and even move up and down the call stack (like a real debugger!). Because the shell opens as though the exception were…from cirw.in

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