Function handleProcessFloat

packages/cli/src/internal/prompt/number.ts:309–372

(options: FloatOptions)

}

function handleProcessFloat(options: FloatOptions) {
  return (input: Terminal.UserInput, state: State) => {
    switch (input.key.name) {
      case "backspace": {
        return processBackspace(state)
      }
      case "k":
      case "up": {
        return Effect.succeed(Action.NextFrame({
          state: {
            ...state,
            value: state.value === "" || state.value === "-"
              ? `${options.incrementBy}`
              : `${Number.parseFloat(state.value) + options.incrementBy}`,
            error: Option.none()
          }
        }))
      }
      case "j":
      case "down": {
        return Effect.succeed(Action.NextFrame({
          state: {
            ...state,
            value: state.value === "" || state.value === "-"
              ? `-${options.decrementBy}`
              : `${Number.parseFloat(state.value) - options.decrementBy}`,
            error: Option.none()
          }
        }))
      }
      case "enter":
      case "return": {
        return Effect.matchEffect(parseFloat(state.value), {
          onFailure: () =>
            Effect.succeed(Action.NextFrame({
              state: {
                ...state,
                error: Option.some("Must provide a floating point value")
              }
            })),
          onSuccess: (n) =>
            Effect.flatMap(
              Effect.sync(() => EffectNumber.round(n, options.precision)),
              (rounded) =>
                Effect.match(options.validate(rounded), {
                  onFailure: (error) =>
                    Action.NextFrame({
                      state: {
                        ...state,
                        error: Option.some(error)
                      }
                    }),
                  onSuccess: (value) => Action.Submit({ value })
                })
            )
        })
      }
      default: {