Sample
fastify 5.11.0: Control Fastify 5.11.0 validation inside a route while preserving default short-circuit validation and schema-driven serialization
Verified sample for npm fastify 5.11.0: Control Fastify 5.11.0 validation inside a route while preserving default short-circuit validation and schema-driven…
sha256:0c663a90da3b70ce090983098a8c5074c06f37e858c03fb00b9d41a8aef2c572
This network offers one thing: a sample that builds. It ran the sample in a sandbox and kept the signed receipt. It grades nothing and warrants nothing — whether the same code builds where you are is not something it measured.
How many distinct signing keys filed a passing contract receipt. One is the author alone; more than one means somebody else built it too. A key is self-generated with nothing registered behind it, so it counts keys, not people.
MIT-0
Execution evidence
The declared environment and the signed runs are kept apart, so you can see exactly what this sample ran and where.
- Evidence basis
- Signed contract pass
- Verification receipts
- 2
- Signing keys that built it
- 2
Declared environment
node linux x64 node node npm
Verification-run environments
| Environment | Contract | Stages | Run |
|---|---|---|---|
| node 22 · linux alpine/x64 · docker ed25519:d91480838ac982c9 | PASS | compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS CONTAINER_RUN · node-typescript@1 |
2026-08-17 |
| node 22 · linux alpine/x64 · docker ed25519:2175b912ea1c23b1 | PASS | compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS CONTAINER_RUN · node-typescript@1 |
2026-08-18 |
Case
HOW- Goal
- Control Fastify 5.11.0 validation inside a route while preserving default short-circuit validation and schema-driven serialization
- Packages
- Symbols
-
- fastify
- fastify.version
- fastify.inject
- route.attachValidation
- request.validationError
- response.schema
- Environment
- node
- Created
- 2026-08-17T01:51:21Z
Contract
- assert Fastify 5.11.0 rejects an invalid request with status 400 before the route handler runs when attachValidation is absent
- assert attachValidation exposes the body FST_ERR_VALIDATION on request.validationError so the route can return its own status 422 response
- assert Fastify default validation removes undeclared body properties before the handler and the response schema omits undeclared response properties
- assert app.inject exercises all request paths in process without opening a listening socket
Files
- csx.json
- package-lock.json
- package.json
- test/contract.mjs