Function plan_put_request 

pub fn plan_put_request(
    snapshot: &DavCapabilitySnapshot,
    headers: &HeaderMap,
    state: DavPutResourceState<'_>,
) -> Result<DavPutPlan, DavPutPlanError>

Evaluates PUT preconditions and selects product-side create/open settings.

Errors

Returns DavPutPlanError when capabilities, validators, or range headers reject the write.