ritchie/engine/action_check

Validation of actions by the in-turn player.

Types

ValidatedAction

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The validated side effects of an action, for the engine to cache until the turn is resolved.

pub type ValidatedAction {
  ValidatedAction(
    meld: option.Option(meld.Meld),
    tsumo: List(agari.AgariInput),
  )
}

Constructors

```
ValidatedAction(
  meld: option.Option(meld.Meld),
  tsumo: List(agari.AgariInput),
)
```
Arguments

meld

The meld declared by an ankan or kakan.

tsumo

Every winning interpretation found for a tsumo.

Values

check_action

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pub fn check_action(
  begin: boundary.RoundBegin,
  state: state.State,
  act: action.Action,
) -> Result(ValidatedAction, error.ActionError)

Validates act against the current state and returns the side effects the engine needs to carry into the next step.

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