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fix: enforce required=true for path parameters per OpenAPI spec - #1011
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Since v2.37.0, the 'required' struct tag override (line 245-246) can set Required=false for path parameters, which violates the OpenAPI 3.x specification: 'If the parameter location is "path", this property is REQUIRED and its value MUST be true.' The initial Required=true set at line 149 for path params was being overridden by the generic tag processing. Add a post-override enforcement that always sets Required=true for path params. Fixes danielgtaylor#1009
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Pull request overview
This PR fixes an OpenAPI spec regression where path parameters tagged required:"false" could omit the required field from generated OpenAPI output, despite the OpenAPI 3.x requirement that all path parameters must be required.
Changes:
- Enforce
Required = truefor allpathparameters after genericrequiredtag processing. - Add inline comments explaining the OpenAPI 3.x requirement and why the override is necessary.
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Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## main #1011 +/- ##
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- Coverage 93.07% 93.05% -0.02%
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Files 23 23
Lines 4781 4870 +89
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+ Hits 4450 4532 +82
- Misses 271 274 +3
- Partials 60 64 +4 ☔ View full report in Codecov by Sentry. 🚀 New features to boost your workflow:
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Thanks @Yanhu007! |
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Fixes #1009
Problem
Since v2.37.0, path parameters with
required:"false"struct tag omit the"required"field from the generated OpenAPI spec. Per the OpenAPI 3.x specification:The initial
Required = trueset for path params (line 149) was being overridden by the genericrequiredtag processing (lines 245-246).Fix
Add post-override enforcement that always sets
Required = truefor path parameters, regardless of the struct tag value. This restores the pre-v2.37.0 behavior whererequired:"false"on path parameters was silently ignored.