Function isOneOf

Test whether the schema is an union type.

isOneOf(schema: ILlmSchemaV3_1): schema is IClaudeSchema.IOneOf
Parameters
- schema: ILlmSchemaV3_1
  Target schema
Returns schema is IClaudeSchema.IOneOf
Whether union type or not
- Defined in src/utils/LlmTypeCheckerV3_1.ts:122