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A small functional and immutable Finite State Machine library. Using state machines for your components brings the declarative programming approach to application state.

Seethisrobot.life for the main documentation.

import{createMachine,interpret,state,transition}from'robot3';letmachine=createMachine({off:state(transition('toggle','on')),on:state(transition('toggle','off'))});constservice=interpret(machine,()=>{render();});

• Please starthe repository on GitHub.
• File an issue if you find a bug. Or better yet...
• Submit a pull request to contribute.

Tests are located in thetest/ folder. Loadtest/test.html in your browser of choice with any HTTP server you like (I usehttp-server). Tests are written inQUnit and are simple to understand.

Robot works with a variety of UI libraries, and includes integrations for React, Preact, Haunted, and more. See theintegrations page to learn more.

• Visualization of robot state machines:robot3-viz

BSD-2-Clause