openapi-typescript version

7.9.1

Node.js version

20.19.4

OS + version

ALT Linux 11

Description

Reproduction

1. Generate api
2. Look at any discriminator type

Expected result

Discriminator type is generated once

Required

• My OpenAPI schema is valid and passes the Redocly validator (npx @redocly/cli@latest lint)

Extra

• I’m willing to open a PR (see CONTRIBUTING.md)