xstate-transitions-and-events

Explain and demonstrate XState v5 transitions, events, and guarded target resolution.

Updated Feb 12, 2026
One-click install
npx skills add https://github.com/IlyaGulya/claude-marketplace --skill xstate-transitions-and-events
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: xstate-transitions-and-events
Source: https://github.com/IlyaGulya/claude-marketplace/tree/main/plugins/xstate/skills/xstate-transitions-and-events
Command: npx skills add https://github.com/IlyaGulya/claude-marketplace --skill xstate-transitions-and-events

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill simplifies the complex task of defining and managing state transitions and event handling within XState v5 state machines, ensuring predictable and robust application behavior.

Core Features & Use Cases

  • Event Handling: Define how your machine responds to various events, including typed events with payloads.
  • Transition Types: Implement basic, self, delayed, eventless, and wildcard transitions.
  • Guarded Transitions: Control transition logic with conditional guards, including advanced and/or/not combinations and in-state checks.
  • Target Resolution: Precisely define transition targets using sibling, child, or ID-based references.
  • Use Case: When building a multi-step form, use guarded transitions to only allow users to proceed to the next step if all required fields are valid, and use delayed transitions to automatically submit the form after a period of inactivity.

Quick Start

Use the xstate-transitions-and-events skill to define a guarded transition for the 'SUBMIT' event that only proceeds if the 'isValid' guard returns true.

Frequently Asked Questions about xstate-transitions-and-events

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I define guarded transitions in XState v5 to conditionally change states?

Guarded transitions in XState v5 control state changes using conditional guards. You can implement advanced logic by combining guards with 'and', 'or', and 'not' operators, alongside in-state checks, to precisely determine if a transition should execute.

What transition types does XState v5 support for complex state machines?

XState v5 supports multiple transition types including guarded, delayed, eventless, self, and wildcard transitions. These options allow developers to handle events, automate timing-based changes, and manage unpredictable inputs effectively.

How do I resolve transition targets using sibling, child, or ID references in XState?

Target resolution in XState allows you to precisely define transition destinations using sibling, child, or ID-based references. This ensures predictable navigation between states, which is essential for complex state management logic.

Can I use composable guards and parallel state transitions in XState v5?

Yes, XState v5 supports composable guards and parallel state transitions. This allows you to manage multiple active states simultaneously and build reusable conditional logic for robust application behavior.

How do delayed transitions work in XState for automating actions like form submission?

Delayed transitions in XState automatically trigger state changes after a specified period. You can use them to automatically submit a form after user inactivity or manage timeouts within your state machine logic.

What is the best way to handle typed events with payloads in an XState v5 machine?

Event handling in XState v5 allows you to define how your machine responds to various events, including typed events with payloads. This ensures predictable behavior by explicitly mapping specific event data to corresponding state transitions.