Function
readable
Common
```kotlin
public fun T.readable(state: StateObject): T
```
Return the current readable state record for the current snapshot. It is assumed that `this` is
the first record of `state`
readable
Common
```kotlin
public fun T.readable(state: StateObject, snapshot: Snapshot): T
```
Return the current readable state record for the `snapshot`. It is assumed that `this` is the
first record of `state`