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| og:image:alt | Summary
OpenAPI 3.1 expresses string/integer enums as a oneOf whose branches each carry a scalar const. When the outer schema omits type (the common idiom, since the consts imply the family), detec... |
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| Skip to content | https://github.com/oapi-codegen/oapi-codegen/pull/2520#start-of-content |
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| Reload | https://github.com/oapi-codegen/oapi-codegen/pull/2520 |
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| oapi-codegen | https://github.com/oapi-codegen |
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| sorochinssky:fix/enum-to-oneof-no-type | https://github.com/sorochinssky/oapi-codegen/tree/fix/enum-to-oneof-no-type |
| Conversation | https://github.com/oapi-codegen/oapi-codegen/pull/2520 |
| Commits8 (8) | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits |
| Checks | https://github.com/oapi-codegen/oapi-codegen/pull/2520/checks |
| Files changed | https://github.com/oapi-codegen/oapi-codegen/pull/2520/files |
| feat(codegen): fold OpenAPI 3.1 const-based oneOf without outer type into enums | https://github.com/oapi-codegen/oapi-codegen/pull/2520#top |
| mromaszewicz | https://github.com/mromaszewicz |
| oapi-codegen:main | https://github.com/oapi-codegen/oapi-codegen/tree/main |
| sorochinssky:fix/enum-to-oneof-no-type | https://github.com/sorochinssky/oapi-codegen/tree/fix/enum-to-oneof-no-type |
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| sorochinssky | https://github.com/sorochinssky |
| Aug 14, 2026 | https://github.com/oapi-codegen/oapi-codegen/pull/2520#issue-5151311913 |
| Please reload this page | https://github.com/oapi-codegen/oapi-codegen/pull/2520 |
| feat(codegen): fold OpenAPI 3.1 const-based oneOf without outer type … | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/6e5eeee503c46ceb9ce124a8c23348a932652c3f |
| 6e5eeee | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/6e5eeee503c46ceb9ce124a8c23348a932652c3f |
| https://github.com/sorochinssky |
| sorochinssky | https://github.com/sorochinssky |
| code owner | https://github.com/oapi-codegen/oapi-codegen/blob/6768b639b7e66eec3a46bddd232d87e4287912e3/.github/CODEOWNERS#L1 |
| August 14, 2026 11:51 | https://github.com/oapi-codegen/oapi-codegen/pull/2520#event-29455934914 |
| https://github.com/apps/greptile-apps |
| greptile-apps | https://github.com/apps/greptile-apps |
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| Please reload this page | https://github.com/oapi-codegen/oapi-codegen/pull/2520 |
| "feat(codegen): fail on enum-via-oneOf co..." | https://github.com/oapi-codegen/oapi-codegen/commit/439e95ae04565ada8c385524d3894e311cf064cd |
| Re-trigger Greptile | https://app.greptile.com/api/retrigger?id=53316961 |
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| greptile-apps | https://github.com/apps/greptile-apps |
|
Aug 14, 2026
| https://github.com/oapi-codegen/oapi-codegen/pull/2520#pullrequestreview-4936873790 |
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View reviewed changes
| https://github.com/oapi-codegen/oapi-codegen/pull/2520/files/6e5eeee503c46ceb9ce124a8c23348a932652c3f |
| pkg/codegen/schema.go | https://github.com/oapi-codegen/oapi-codegen/pull/2520/files/6e5eeee503c46ceb9ce124a8c23348a932652c3f#diff-d5b649cd71db779d7bd1239430357f03038348385831ce22f0e2518e0b4c5eba |
| Please reload this page | https://github.com/oapi-codegen/oapi-codegen/pull/2520 |
| fix(codegen): reject enum-via-oneOf consts outside the int64 range | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/bcf47f0d8928cff38de2f854b84dc4cf8f980a7c |
| bcf47f0 | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/bcf47f0d8928cff38de2f854b84dc4cf8f980a7c |
| https://github.com/sorochinssky |
| sorochinssky | https://github.com/sorochinssky |
| Aug 16, 2026 | https://github.com/oapi-codegen/oapi-codegen/pull/2520#issuecomment-5309027056 |
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| 67f6335 | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/67f63352f72e719a10add5a4f11c0159267ddc00 |
| https://github.com/mromaszewicz |
| mromaszewicz | https://github.com/mromaszewicz |
| Aug 17, 2026 | https://github.com/oapi-codegen/oapi-codegen/pull/2520#issuecomment-5311550983 |
| Please reload this page | https://github.com/oapi-codegen/oapi-codegen/pull/2520 |
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| August 16, 2026 20:52 | https://github.com/oapi-codegen/oapi-codegen/pull/2520#commits-pushed-5bf4613 |
|
| https://github.com/mromaszewicz |
|
| https://github.com/claude |
| test(codegen): restore globalState in TestEnumViaOneOfOverflowFallsTh… | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/5bf4613d2e3d433911eaccf9417258bfa3a841b9 |
| 5bf4613 | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/5bf4613d2e3d433911eaccf9417258bfa3a841b9 |
|
| https://github.com/mromaszewicz |
|
| https://github.com/claude |
| refactor(codegen): infer the enum-via-oneOf scalar type up front | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/06dafb5baa3c8f55b7f548af2a5acd3dda5a8d40 |
| 06dafb5 | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/06dafb5baa3c8f55b7f548af2a5acd3dda5a8d40 |
|
| https://github.com/mromaszewicz |
|
| https://github.com/claude |
| fix(codegen): spell enum-via-oneOf integer consts out in full | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/2f75f39b521bd6d5af8fa6964d17dca0626395db |
| 2f75f39 | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/2f75f39b521bd6d5af8fa6964d17dca0626395db |
| https://github.com/mromaszewicz |
| mromaszewicz | https://github.com/mromaszewicz |
| Aug 17, 2026 | https://github.com/oapi-codegen/oapi-codegen/pull/2520#issuecomment-5311828932 |
| Please reload this page | https://github.com/oapi-codegen/oapi-codegen/pull/2520 |
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| August 16, 2026 21:43 | https://github.com/oapi-codegen/oapi-codegen/pull/2520#commits-pushed-02a73fb |
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| fix(codegen): reject enum-via-oneOf consts at the 2^53 boundary | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/02a73fb8c2454c2e2c61dc9a3b3ff5a4e704ea94 |
| 02a73fb | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/02a73fb8c2454c2e2c61dc9a3b3ff5a4e704ea94 |
|
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| feat(codegen): fail on enum-via-oneOf consts that did not survive par… | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/439e95ae04565ada8c385524d3894e311cf064cd |
| 439e95a | https://github.com/oapi-codegen/oapi-codegen/pull/2520/commits/439e95ae04565ada8c385524d3894e311cf064cd |
| https://github.com/mromaszewicz |
| mromaszewicz | https://github.com/mromaszewicz |
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Aug 17, 2026
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View reviewed changes
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| mromaszewicz | https://github.com/mromaszewicz |
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enhancement
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notable changes
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| mromaszewicz | https://github.com/mromaszewicz |
| ae2ec8a | https://github.com/oapi-codegen/oapi-codegen/commit/ae2ec8a849cbb11fb1a8fa1e49c6d2641490eb1f |
| Aug 17, 2026 | https://github.com/oapi-codegen/oapi-codegen/pull/2520#event-29543258127 |
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Sep 24, 2026
| https://github.com/oapi-codegen/oapi-codegen/pull/2520#ref-issue-5569910627 |
|
OpenAPI 3.1: schemas with const but no type lose type information
#2567
| https://github.com/oapi-codegen/oapi-codegen/issues/2567 |
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mromaszewicz
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| Please reload this page | https://github.com/oapi-codegen/oapi-codegen/pull/2520 |
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enhancement
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notable changes
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