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Freeze First, Refactor Second: Snapshotting a Messy Order Function

This story is from 2026-08-28. It is preserved in the archive; the latest stories are on the live feed.

The mess is not the risk. The hidden contract is the risk. A messy function usually works. It works in ways nobody wrote down. Change one line and you risk breaking a dozen unspoken assumptions. Characterization tests freeze the current behavior first. Only then does a smallest safe change become v…

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  1. 2026-08-28 20:44 · DEV Community — AI
    Freeze First, Refactor Second: Snapshotting a Messy Order Function

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