Function planGoUnion

scripts/codegen/go.ts:2765–2800

(typeName: string, schema: JSONSchema7, ctx: GoCodegenCtx, includeWrapper: boolean = false)

}

function planGoUnion(typeName: string, schema: JSONSchema7, ctx: GoCodegenCtx, includeWrapper: boolean = false): GoUnionPlan | undefined {
    const members = goNonNullUnionMembers(schema);
    if (members.length === 0) return undefined;

    const description = (schema as JSONSchema7).description;
    const discriminator = findGoDiscriminator(members, ctx, typeName);
    if (discriminator) {
        return { kind: "discriminated", typeName, schema, description, discriminator };
    }

    const primitiveVariants = goPrimitiveUnionVariants(typeName, schema, ctx);
    if (primitiveVariants) {
        return { kind: "primitive", typeName, schema, description, variants: primitiveVariants };
    }

    if (goUnionHasExternalRef(members)) {
        return includeWrapper ? { kind: "wrapper", typeName, schema, description } : undefined;
    }

    const requiredFieldDiscriminator = findGoRequiredFieldDiscriminator(members, ctx, typeName);
    if (requiredFieldDiscriminator) {
        return { kind: "requiredFieldDiscriminated", typeName, schema, description, discriminator: requiredFieldDiscriminator };
    }

    const resolvedVariants = members.map((member) => resolveGoUnionMember(member, ctx.definitions));
    if (canFlattenGoObjectUnion(resolvedVariants, ctx)) {
        return { kind: "flattenedObject", typeName, schema, description, variants: resolvedVariants };
    }

    const untaggedVariants = goUntaggedUnionVariants(typeName, schema, ctx);
    if (untaggedVariants) {
        return { kind: "untagged", typeName, schema, description, variants: untaggedVariants };
    }

    return includeWrapper ? { kind: "wrapper", typeName, schema, description } : undefined;
}

function emitGoUnionPlan(plan: GoUnionPlan, ctx: GoCodegenCtx): void {
    switch (plan.kind) {