writable

public inline fun <T : StateRecord, R> T.writable(
    state: StateObject,
    snapshot: Snapshot,
    block: T.() -> R,
): R

Call block with a writable state record for snapshot of the given record. It is assumed that this is called for the first state record in a state object. If the snapshot is read-only calling this will throw.

public inline fun <T : StateRecord, R> T.writable(state: StateObject, block: T.() -> R): R

Call block with a writable state record for the given record. It is assumed that this is called for the first state record in a state object. A record is writable if it was created in the current mutable snapshot.