Function handleProcess

packages/cli/src/internal/prompt/multi-select.ts:254–293

(options: SelectOptions<A> & MultiSelectOptions)

}

function handleProcess<A>(options: SelectOptions<A> & MultiSelectOptions) {
  return (input: Terminal.UserInput, state: State) => {
    const totalChoices = options.choices.length + metaOptionsCount
    switch (input.key.name) {
      case "k":
      case "up": {
        return processCursorUp({ ...state, error: Option.none() }, totalChoices)
      }
      case "j":
      case "down":
      case "tab": {
        return processCursorDown({ ...state, error: Option.none() }, totalChoices)
      }
      case "space": {
        return processSpace(state, options)
      }
      case "enter":
      case "return": {
        const selectedCount = state.selectedIndices.size
        if (options.min !== undefined && selectedCount < options.min) {
          return Effect.succeed(
            Action.NextFrame({ state: { ...state, error: Option.some(`At least ${options.min} are required`) } })
          )
        }
        if (options.max !== undefined && selectedCount > options.max) {
          return Effect.succeed(
            Action.NextFrame({ state: { ...state, error: Option.some(`At most ${options.max} choices are allowed`) } })
          )
        }
        const selectedValues = Array.from(state.selectedIndices).sort(Number.Order).map((index) =>
          options.choices[index].value
        )
        return Effect.succeed(Action.Submit({ value: selectedValues }))
      }
      default: {
        return Effect.succeed(Action.Beep())
      }
    }
  }
}

function handleRender<A>(options: SelectOptions<A>) {
  return (state: State, action: Prompt.Prompt.Action<State, Array<A>>) => {