scxml 0.2.0

W3C SCXML statechart library — parse, validate, export, and simulate Harel statecharts. Framework-agnostic, WASM-ready, rkyv zero-copy.
Documentation 
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<?xml version="1.0" encoding="UTF-8"?>
<!--
  Trade settlement state machine.
  Demonstrates deadline-triggered transitions (auto-fail after 48h).
-->
<scxml xmlns="http://www.w3.org/2005/07/scxml"
       version="1.0" name="settlement" initial="created">

    <state id="created">
        <transition event="instruct" target="instructed"/>
        <transition event="cancel" target="cancelled"/>
    </state>

    <state id="instructed">
        <transition event="match" target="matched"/>
        <transition event="fail" target="failed"/>
        <transition event="cancel" target="cancelled"/>
        <transition event="auto_fail" target="failed" delay="PT48H"/>
    </state>

    <state id="matched">
        <transition event="settle" target="settled"/>
        <transition event="fail" target="failed"/>
    </state>

    <state id="failed">
        <transition event="retry" target="instructed"/>
        <transition event="cancel" target="cancelled"/>
    </state>

    <final id="settled"/>
    <final id="cancelled"/>
</scxml>