Stop Hand-Rolling Input Checks in NestJS: Use ValidationPipe as a Contract
Stop writing manual input checks. Use NestJS ValidationPipe with class-validator to enforce request contracts, transform payloads, and centralize error formatting.
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nestjsDiagnosing NestJS Global Validation Pipe Not Throwing Errors on Invalid DTOs
Learn why NestJS global ValidationPipe may let invalid DTOs reach your controller and how to systematically diagnose and fix the issue.