Function init_holding 

pub fn init_holding(
    held: Option<Lock>,
    options: &InitOptions,
    intent: Intent,
) -> Result<InitOutcome, AppError>

Install or reinstall an instance under a lock the caller already holds.

A verb that observed the target before it decided to land must hold the target across both, so the tree it decided from is the tree it writes.

Errors

As init.