Package com.guinetik.hexafun.examples.tasks.tui

Interface TasksTUI.Action

All Superinterfaces:

Function<TasksTUI.State,Result<TasksTUI.State>>

Enclosing class:

TasksTUI

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public static interface TasksTUI.Action
extends Function<TasksTUI.State,Result<TasksTUI.State>>

Actions transform State → Result. Success = new state, Failure = error message to display.

Method Summary

Modifier and Type	Method	Description
default TasksTUI.Action	andThen(TasksTUI.Action next)	Chain actions: if first succeeds, apply second
static TasksTUI.Action	fromResult(Function<TasksTUI.State,Result<TasksTUI.State>> f)	Action from a Result-returning operation
static TasksTUI.Action	of(UnaryOperator<TasksTUI.State> transform)	Action that always succeeds with given state transform

Methods inherited from interface java.util.function.Function

andThen, apply, compose

Method Details

andThen

default TasksTUI.Action andThen(TasksTUI.Action next)

Chain actions: if first succeeds, apply second

of

static TasksTUI.Action of(UnaryOperator<TasksTUI.State> transform)

Action that always succeeds with given state transform

fromResult

static TasksTUI.Action fromResult(Function<TasksTUI.State,Result<TasksTUI.State>> f)

Action from a Result-returning operation