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Characterize the Boundary, Not the Module: An Import-Graph Gate for Messy Refactors

This story is from 2026-10-20. It is preserved in the archive; the latest stories are on the live feed.

Characterize the Boundary, Not the Module: An Import-Graph Gate for Messy Refactors The rule: characterize only the symbols other modules import. Then change one of them. Whole-module characterization tests cost weeks on a messy repo. They also rot fast. The boundary is smaller, testable, and it is…

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  1. 2026-10-20 01:28 · DEV Community — AI
    Characterize the Boundary, Not the Module: An Import-Graph Gate for Messy Refactors

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