Changelog

0.64.21

(feat): Introduce x-fern-discriminated extension to configure oneOf union behavior in OpenAPI specs.

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# Example usage in OpenAPI schema
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oneOf:
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  - $ref: '#/components/schemas/Circle'
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  - $ref: '#/components/schemas/Square'
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x-fern-discriminated: false  # Treat as undiscriminated union

When x-fern-discriminated is set to false, the oneOf will be treated as an undiscriminated union instead of a discriminated union.

0.64.20

(fix): Remove ‘fern-check’ error for global header examples included with ‘x-fern-examples’

0.64.19

(fix): Pin Windows to legacy preview mode.

0.64.18

(fix):