Function tryGenerateSessionJsonUnionType

scripts/codegen/csharp.ts:1067–1102

(
    schema: JSONSchema7,
    parentClassName: string,
    propName: string,
    knownTypes: Map<string, string>,
    nestedClasses: Map<string, string>,
    enumOutput: string[]
)

}

function tryGenerateSessionJsonUnionType(
    schema: JSONSchema7,
    parentClassName: string,
    propName: string,
    knownTypes: Map<string, string>,
    nestedClasses: Map<string, string>,
    enumOutput: string[]
): string | undefined {
    const members = getNonNullUnionMembers(schema);
    if (members.length <= 1) return undefined;

    const className = (schema.title as string) ?? `${parentClassName}${propName}`;
    if (nestedClasses.has(className)) return className;

    const usedNames = new Set<string>();
    const variants: JsonUnionVariant[] = [];
    for (const member of members) {
        const memberSchema = getVariantSchema(member, sessionDefinitions);
        const typeName = member.$ref
            ? typeToClassName(refTypeName(member.$ref, sessionDefinitions))
            : ((memberSchema?.title as string | undefined) ?? `${className}Variant${variants.length + 1}`);
        if (!memberSchema || !isObjectSchema(memberSchema)) return undefined;

        if (!nestedClasses.has(typeName)) {
            nestedClasses.set(typeName, generateNestedClass(typeName, memberSchema, knownTypes, nestedClasses, enumOutput));
        }
        variants.push({
            typeName,
            propertyName: toUnionVariantPropertyName(typeName, usedNames),
            schema: memberSchema,
        });
    }

    nestedClasses.set(className, generateJsonUnionClass(className, variants, schema.description, "SessionEventsJsonContext", isSchemaInternal(schema)));
    return className;
}

function generateNestedClass(
    className: string,