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A Net You Can Build in Ten Minutes · Refactoring
Lesson 8 of 9 in Refactoring. Plus opens every course and every lesson, and new ones as they ship.
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A Net You Can Build in Ten Minutes
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What if the codebase you're refactoring has no tests, or nothing covering the part you want to change? I'd always advocate for writing tests before you refactor, but if you can't (an incredibly legacy project, for example), there's still a way to do this safely: Snapshot real inputs and outputs.…
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