Refactoring is what keeps a codebase healthy. Extract common logic, rename for clarity, split too-big functions. Rule: refactor with tests in place — without them you can't tell if you changed behaviour by accident.
Refactoring is what keeps a codebase healthy. Extract common logic, rename for clarity, split too-big functions. Rule: refactor with tests in place — without them you can't tell if you changed behaviour by accident.