Commit to a regex test harness
Create a concrete commitment to add representative tests for one regex used at work.
Add a small test harness for one production regex that validates or extracts IDs, emails, SKUs, log fields, or user-entered codes. A regex used in code review, incident debugging, data import, or customer-search behavior where one silent false match would cost real time. The next time I edit a validator regex for an ID, SKU, phone, email, or account code The next time I review a PR containing a new regex that touches user input or imports The next time a bug report says a regex matched too much or missed a valid value When I touch [specific regex name…
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