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proffesor-for-testing__agen…/docs/api/classes/FleetManager.html
Profa 5a2883a4a0 chore: Initial release v1.0.0
Agentic Quality Engineering Fleet - AI-driven quality management platform

Features:
- 16 specialized QE agents for comprehensive testing
- AI-powered test generation with 95% coverage targets
- O(log n) sublinear algorithms for massive scale
- Parallel test execution with intelligent orchestration
- Real-time coverage analysis and gap detection
- Smart quality gates with ML-driven decisions
- Security scanning (SAST, DAST, dependency analysis)
- Performance testing with load orchestration
- Flaky test detection with automatic stabilization
- API contract validation with breaking change detection
- Test data generation (10,000+ records/sec)
- Production intelligence (convert incidents to tests)
- Chaos engineering for resilience testing
- MCP integration with Claude Code
- Multi-framework support (Jest, Mocha, Cypress, Playwright)

Architecture:
- TypeScript implementation
- MCP (Model Context Protocol) integration
- Claude Code agent orchestration
- Event-driven agent coordination
- Distributed fleet management
- Cross-session memory persistence

Documentation:
- Complete API documentation (TypeDoc)
- User guides (Getting Started, MCP Integration, Test Generation, etc.)
- Architecture deep-dive
- CLI reference
- Contributing guidelines
- MIT License

Tech Stack:
- TypeScript 5.3+
- Node.js 18+
- @anthropic-ai/sdk ^0.64.0
- @modelcontextprotocol/sdk ^1.18.2
- Jest for testing
- Winston for logging
- SQLite for persistence

Project Structure:
- src/ - Source code (agents, core, MCP, CLI)
- tests/ - Comprehensive test suite
- docs/ - Complete documentation
- .claude/ - Agent definitions and commands
- config/ - Configuration files

🤖 Generated with Claude Code
https://claude.com/claude-code

Co-Authored-By: Claude <noreply@anthropic.com>
2025-09-30 19:59:56 +00:00

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183 KiB
HTML

<!DOCTYPE html><html class="default" lang="en"><head><meta charSet="utf-8"/><meta http-equiv="x-ua-compatible" content="IE=edge"/><title>FleetManager | Agentic QE Fleet API Documentation - v1.0.0</title><meta name="description" content="Documentation for Agentic QE Fleet API Documentation"/><meta name="viewport" content="width=device-width, initial-scale=1"/><link rel="stylesheet" href="../assets/style.css"/><link rel="stylesheet" href="../assets/highlight.css"/><script defer src="../assets/main.js"></script><script async src="../assets/icons.js" id="tsd-icons-script"></script><script async src="../assets/search.js" id="tsd-search-script"></script><script async src="../assets/navigation.js" id="tsd-nav-script"></script></head><body><script>document.documentElement.dataset.theme = localStorage.getItem("tsd-theme") || "os";document.body.style.display="none";setTimeout(() => app?app.showPage():document.body.style.removeProperty("display"),500)</script><header class="tsd-page-toolbar"><div class="tsd-toolbar-contents container"><div class="table-cell" id="tsd-search" data-base=".."><div class="field"><label for="tsd-search-field" class="tsd-widget tsd-toolbar-icon search no-caption"><svg width="16" height="16" viewBox="0 0 16 16" fill="none"><use href="../assets/icons.svg#icon-search"></use></svg></label><input type="text" id="tsd-search-field" aria-label="Search"/></div><div class="field"><div id="tsd-toolbar-links"><a href="https://github.com/your-org/agentic-qe-fleet">GitHub</a><a href="https://github.com/your-org/agentic-qe-fleet#readme">Documentation</a></div></div><ul class="results"><li class="state loading">Preparing search index...</li><li class="state failure">The search index is not available</li></ul><a href="../index.html" class="title">Agentic QE Fleet API Documentation - v1.0.0</a></div><div class="table-cell" id="tsd-widgets"><a href="#" class="tsd-widget tsd-toolbar-icon menu no-caption" data-toggle="menu" aria-label="Menu"><svg width="16" height="16" viewBox="0 0 16 16" fill="none"><use href="../assets/icons.svg#icon-menu"></use></svg></a></div></div></header><div class="container container-main"><div class="col-content"><div class="tsd-page-title"><ul class="tsd-breadcrumb"><li><a href="../modules.html">Agentic QE Fleet API Documentation</a></li><li><a href="FleetManager.html">FleetManager</a></li></ul><h1>Class FleetManager</h1></div><section class="tsd-panel tsd-hierarchy"><h4>Hierarchy</h4><ul class="tsd-hierarchy"><li><span class="tsd-signature-type">EventEmitter</span><ul class="tsd-hierarchy"><li><span class="target">FleetManager</span></li></ul></li></ul></section><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/proffesor-for-testing/agentic-qe/blob/c6ddb213e5381ebf8fdd295d414eaaf1f1934c9b/src/core/FleetManager.ts#L71">src/core/FleetManager.ts:71</a></li></ul></aside><section class="tsd-panel-group tsd-index-group"><section class="tsd-panel tsd-index-panel"><details class="tsd-index-content tsd-index-accordion" open><summary class="tsd-accordion-summary tsd-index-summary"><h5 class="tsd-index-heading uppercase" role="button" aria-expanded="false" tabIndex="0"><svg width="16" height="16" viewBox="0 0 16 16" fill="none"><use href="../assets/icons.svg#icon-chevronSmall"></use></svg> Index</h5></summary><div class="tsd-accordion-details"><section class="tsd-index-section"><h3 class="tsd-index-heading">Constructors</h3><div class="tsd-index-list"><a href="FleetManager.html#constructor" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-512"></use></svg><span>constructor</span></a>
</div></section><section class="tsd-index-section"><h3 class="tsd-index-heading">Properties</h3><div class="tsd-index-list"><a href="FleetManager.html#errorMonitor" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1024"></use></svg><span>error<wbr/>Monitor</span></a>
<a href="FleetManager.html#captureRejectionSymbol" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1024"></use></svg><span>capture<wbr/>Rejection<wbr/>Symbol</span></a>
<a href="FleetManager.html#captureRejections" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1024"></use></svg><span>capture<wbr/>Rejections</span></a>
<a href="FleetManager.html#defaultMaxListeners" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1024"></use></svg><span>default<wbr/>Max<wbr/>Listeners</span></a>
</div></section><section class="tsd-index-section"><h3 class="tsd-index-heading">Methods</h3><div class="tsd-index-list"><a href="FleetManager.html#_captureRejectionSymbol_" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>[capture<wbr/>Rejection<wbr/>Symbol]?</span></a>
<a href="FleetManager.html#once" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>once</span></a>
<a href="FleetManager.html#on" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>on</span></a>
<a href="FleetManager.html#listenerCount" class="tsd-index-link deprecated tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>listener<wbr/>Count</span></a>
<a href="FleetManager.html#getEventListeners" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Event<wbr/>Listeners</span></a>
<a href="FleetManager.html#getMaxListeners" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Max<wbr/>Listeners</span></a>
<a href="FleetManager.html#setMaxListeners" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>set<wbr/>Max<wbr/>Listeners</span></a>
<a href="FleetManager.html#addAbortListener" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>add<wbr/>Abort<wbr/>Listener</span></a>
<a href="FleetManager.html#addListener" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>add<wbr/>Listener</span></a>
<a href="FleetManager.html#on-3" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>on</span></a>
<a href="FleetManager.html#once-3" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>once</span></a>
<a href="FleetManager.html#removeListener" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>remove<wbr/>Listener</span></a>
<a href="FleetManager.html#off" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>off</span></a>
<a href="FleetManager.html#removeAllListeners" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>remove<wbr/>All<wbr/>Listeners</span></a>
<a href="FleetManager.html#setMaxListeners-2" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>set<wbr/>Max<wbr/>Listeners</span></a>
<a href="FleetManager.html#getMaxListeners-2" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Max<wbr/>Listeners</span></a>
<a href="FleetManager.html#listeners" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>listeners</span></a>
<a href="FleetManager.html#rawListeners" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>raw<wbr/>Listeners</span></a>
<a href="FleetManager.html#emit" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>emit</span></a>
<a href="FleetManager.html#listenerCount-2" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>listener<wbr/>Count</span></a>
<a href="FleetManager.html#prependListener" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>prepend<wbr/>Listener</span></a>
<a href="FleetManager.html#prependOnceListener" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>prepend<wbr/>Once<wbr/>Listener</span></a>
<a href="FleetManager.html#eventNames" class="tsd-index-link tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>event<wbr/>Names</span></a>
<a href="FleetManager.html#initialize" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>initialize</span></a>
<a href="FleetManager.html#start" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>start</span></a>
<a href="FleetManager.html#stop" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>stop</span></a>
<a href="FleetManager.html#spawnAgent" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>spawn<wbr/>Agent</span></a>
<a href="FleetManager.html#removeAgent" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>remove<wbr/>Agent</span></a>
<a href="FleetManager.html#submitTask" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>submit<wbr/>Task</span></a>
<a href="FleetManager.html#getStatus" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Status</span></a>
<a href="FleetManager.html#getAgent" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Agent</span></a>
<a href="FleetManager.html#getAllAgents" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>All<wbr/>Agents</span></a>
<a href="FleetManager.html#getTask" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Task</span></a>
<a href="FleetManager.html#getAllTasks" class="tsd-index-link"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>All<wbr/>Tasks</span></a>
</div></section></div></details></section></section><section class="tsd-panel-group tsd-member-group"><h2>Constructors</h2><section class="tsd-panel tsd-member"><a id="constructor" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>constructor</span><a href="#constructor" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="constructor.new_FleetManager" class="tsd-anchor"></a><span class="tsd-kind-constructor-signature">new <wbr/>Fleet<wbr/>Manager</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">config</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="FleetManager.html" class="tsd-signature-type tsd-kind-class">FleetManager</a><a href="#constructor.new_FleetManager" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">config</span>: <a href="../interfaces/FleetConfig.html" class="tsd-signature-type tsd-kind-interface">FleetConfig</a></span></li></ul></div><h4 class="tsd-returns-title">Returns <a href="FleetManager.html" class="tsd-signature-type tsd-kind-class">FleetManager</a></h4><aside class="tsd-sources"><p>Overrides EventEmitter.constructor</p><ul><li>Defined in <a href="https://github.com/proffesor-for-testing/agentic-qe/blob/c6ddb213e5381ebf8fdd295d414eaaf1f1934c9b/src/core/FleetManager.ts#L82">src/core/FleetManager.ts:82</a></li></ul></aside></li></ul></section></section><section class="tsd-panel-group tsd-member-group"><h2>Properties</h2><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="errorMonitor" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagStatic">Static</code> <code class="tsd-tag ts-flagReadonly">Readonly</code> <span>error<wbr/>Monitor</span><a href="#errorMonitor" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><div class="tsd-signature"><span class="tsd-kind-property">error<wbr/>Monitor</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-keyword">typeof </span><a href="FleetManager.html#errorMonitor" class="tsd-signature-type tsd-kind-property">errorMonitor</a></div><div class="tsd-comment tsd-typography"><p>This symbol shall be used to install a listener for only monitoring <code>&#39;error&#39;</code> events. Listeners installed using this symbol are called before the regular <code>&#39;error&#39;</code> listeners are called.</p>
<p>Installing a listener using this symbol does not change the behavior once an <code>&#39;error&#39;</code> event is emitted. Therefore, the process will still crash if no
regular <code>&#39;error&#39;</code> listener is installed.</p>
</div><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v13.6.0, v12.17.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.errorMonitor</p><ul><li>Defined in node_modules/@types/node/events.d.ts:445</li></ul></aside></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="captureRejectionSymbol" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagStatic">Static</code> <code class="tsd-tag ts-flagReadonly">Readonly</code> <span>capture<wbr/>Rejection<wbr/>Symbol</span><a href="#captureRejectionSymbol" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><div class="tsd-signature"><span class="tsd-kind-property">capture<wbr/>Rejection<wbr/>Symbol</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-keyword">typeof </span><a href="FleetManager.html#captureRejectionSymbol" class="tsd-signature-type tsd-kind-property">captureRejectionSymbol</a></div><div class="tsd-comment tsd-typography"><p>Value: <code>Symbol.for(&#39;nodejs.rejection&#39;)</code></p>
<p>See how to write a custom <code>rejection handler</code>.</p>
</div><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v13.4.0, v12.16.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.captureRejectionSymbol</p><ul><li>Defined in node_modules/@types/node/events.d.ts:452</li></ul></aside></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="captureRejections" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagStatic">Static</code> <span>capture<wbr/>Rejections</span><a href="#captureRejections" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><div class="tsd-signature"><span class="tsd-kind-property">capture<wbr/>Rejections</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">boolean</span></div><div class="tsd-comment tsd-typography"><p>Value: <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#Boolean_type">boolean</a></p>
<p>Change the default <code>captureRejections</code> option on all new <code>EventEmitter</code> objects.</p>
</div><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v13.4.0, v12.16.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.captureRejections</p><ul><li>Defined in node_modules/@types/node/events.d.ts:459</li></ul></aside></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="defaultMaxListeners" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagStatic">Static</code> <span>default<wbr/>Max<wbr/>Listeners</span><a href="#defaultMaxListeners" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><div class="tsd-signature"><span class="tsd-kind-property">default<wbr/>Max<wbr/>Listeners</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">number</span></div><div class="tsd-comment tsd-typography"><p>By default, a maximum of <code>10</code> listeners can be registered for any single
event. This limit can be changed for individual <code>EventEmitter</code> instances
using the <code>emitter.setMaxListeners(n)</code> method. To change the default
for <em>all</em><code>EventEmitter</code> instances, the <code>events.defaultMaxListeners</code> property
can be used. If this value is not a positive number, a <code>RangeError</code> is thrown.</p>
<p>Take caution when setting the <code>events.defaultMaxListeners</code> because the
change affects <em>all</em> <code>EventEmitter</code> instances, including those created before
the change is made. However, calling <code>emitter.setMaxListeners(n)</code> still has
precedence over <code>events.defaultMaxListeners</code>.</p>
<p>This is not a hard limit. The <code>EventEmitter</code> instance will allow
more listeners to be added but will output a trace warning to stderr indicating
that a &quot;possible EventEmitter memory leak&quot; has been detected. For any single
<code>EventEmitter</code>, the <code>emitter.getMaxListeners()</code> and <code>emitter.setMaxListeners()</code> methods can be used to
temporarily avoid this warning:</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">emitter</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><span class="hl-4">emitter</span><span class="hl-1">.</span><span class="hl-0">setMaxListeners</span><span class="hl-1">(</span><span class="hl-4">emitter</span><span class="hl-1">.</span><span class="hl-0">getMaxListeners</span><span class="hl-1">() + </span><span class="hl-8">1</span><span class="hl-1">);</span><br/><span class="hl-4">emitter</span><span class="hl-1">.</span><span class="hl-0">once</span><span class="hl-1">(</span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">, () </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-5">// do stuff</span><br/><span class="hl-1"> </span><span class="hl-4">emitter</span><span class="hl-1">.</span><span class="hl-0">setMaxListeners</span><span class="hl-1">(</span><span class="hl-4">Math</span><span class="hl-1">.</span><span class="hl-0">max</span><span class="hl-1">(</span><span class="hl-4">emitter</span><span class="hl-1">.</span><span class="hl-0">getMaxListeners</span><span class="hl-1">() - </span><span class="hl-8">1</span><span class="hl-1">, </span><span class="hl-8">0</span><span class="hl-1">));</span><br/><span class="hl-1">});</span>
</code><button>Copy</button></pre>
<p>The <code>--trace-warnings</code> command-line flag can be used to display the
stack trace for such warnings.</p>
<p>The emitted warning can be inspected with <code>process.on(&#39;warning&#39;)</code> and will
have the additional <code>emitter</code>, <code>type</code>, and <code>count</code> properties, referring to
the event emitter instance, the event&#39;s name and the number of attached
listeners, respectively.
Its <code>name</code> property is set to <code>&#39;MaxListenersExceededWarning&#39;</code>.</p>
</div><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v0.11.2</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.defaultMaxListeners</p><ul><li>Defined in node_modules/@types/node/events.d.ts:498</li></ul></aside></section></section><section class="tsd-panel-group tsd-member-group"><h2>Methods</h2><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="_captureRejectionSymbol_" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagOptional">Optional</code> <span>[capture<wbr/>Rejection<wbr/>Symbol]</span><a href="#_captureRejectionSymbol_" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="_captureRejectionSymbol_._captureRejectionSymbol_-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">[capture<wbr/>Rejection<wbr/>Symbol]</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="FleetManager.html#_captureRejectionSymbol_._captureRejectionSymbol_-1.K">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">error</span>, <span class="tsd-kind-parameter">event</span>, <span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span><a href="#_captureRejectionSymbol_._captureRejectionSymbol_-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="_captureRejectionSymbol_._captureRejectionSymbol_-1.K" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">K</span></span></li></ul></section><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">error</span>: <span class="tsd-signature-type">Error</span></span></li><li><span><span class="tsd-kind-parameter">event</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span></li><li><span><code class="tsd-tag ts-flagRest">Rest</code> <span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span>: <span class="tsd-signature-type">AnyRest</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4><aside class="tsd-sources"><p>Inherited from EventEmitter.[captureRejectionSymbol]</p><ul><li>Defined in node_modules/@types/node/events.d.ts:136</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="once" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagStatic">Static</code> <span>once</span><a href="#once" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="once.once-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">once</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">emitter</span>, <span class="tsd-kind-parameter">eventName</span>, <span class="tsd-kind-parameter">options</span><span class="tsd-signature-symbol">?</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span><span class="tsd-signature-symbol">&gt;</span><a href="#once.once-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Creates a <code>Promise</code> that is fulfilled when the <code>EventEmitter</code> emits the given
event or that is rejected if the <code>EventEmitter</code> emits <code>&#39;error&#39;</code> while waiting.
The <code>Promise</code> will resolve with an array of all the arguments emitted to the
given event.</p>
<p>This method is intentionally generic and works with the web platform <a href="https://dom.spec.whatwg.org/#interface-eventtarget">EventTarget</a> interface, which has no special<code>&#39;error&#39;</code> event
semantics and does not listen to the <code>&#39;error&#39;</code> event.</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">once</span><span class="hl-1">, </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><span class="hl-3">import</span><span class="hl-1"> </span><span class="hl-4">process</span><span class="hl-1"> </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:process&#39;</span><span class="hl-1">;</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">ee</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><br/><span class="hl-4">process</span><span class="hl-1">.</span><span class="hl-0">nextTick</span><span class="hl-1">(() </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;myevent&#39;</span><span class="hl-1">, </span><span class="hl-8">42</span><span class="hl-1">);</span><br/><span class="hl-1">});</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> [</span><span class="hl-7">value</span><span class="hl-1">] = </span><span class="hl-3">await</span><span class="hl-1"> </span><span class="hl-0">once</span><span class="hl-1">(</span><span class="hl-4">ee</span><span class="hl-1">, </span><span class="hl-2">&#39;myevent&#39;</span><span class="hl-1">);</span><br/><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-4">value</span><span class="hl-1">);</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">err</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">Error</span><span class="hl-1">(</span><span class="hl-2">&#39;kaboom&#39;</span><span class="hl-1">);</span><br/><span class="hl-4">process</span><span class="hl-1">.</span><span class="hl-0">nextTick</span><span class="hl-1">(() </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;error&#39;</span><span class="hl-1">, </span><span class="hl-4">err</span><span class="hl-1">);</span><br/><span class="hl-1">});</span><br/><br/><span class="hl-3">try</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-3">await</span><span class="hl-1"> </span><span class="hl-0">once</span><span class="hl-1">(</span><span class="hl-4">ee</span><span class="hl-1">, </span><span class="hl-2">&#39;myevent&#39;</span><span class="hl-1">);</span><br/><span class="hl-1">} </span><span class="hl-3">catch</span><span class="hl-1"> (</span><span class="hl-4">err</span><span class="hl-1">) {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">error</span><span class="hl-1">(</span><span class="hl-2">&#39;error happened&#39;</span><span class="hl-1">, </span><span class="hl-4">err</span><span class="hl-1">);</span><br/><span class="hl-1">}</span>
</code><button>Copy</button></pre>
<p>The special handling of the <code>&#39;error&#39;</code> event is only used when <code>events.once()</code> is used to wait for another event. If <code>events.once()</code> is used to wait for the
&#39;<code>error&#39;</code> event itself, then it is treated as any other kind of event without
special handling:</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">EventEmitter</span><span class="hl-1">, </span><span class="hl-4">once</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">ee</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><br/><span class="hl-0">once</span><span class="hl-1">(</span><span class="hl-4">ee</span><span class="hl-1">, </span><span class="hl-2">&#39;error&#39;</span><span class="hl-1">)</span><br/><span class="hl-1"> .</span><span class="hl-0">then</span><span class="hl-1">(([</span><span class="hl-4">err</span><span class="hl-1">]) </span><span class="hl-6">=&gt;</span><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;ok&#39;</span><span class="hl-1">, </span><span class="hl-4">err</span><span class="hl-1">.</span><span class="hl-4">message</span><span class="hl-1">))</span><br/><span class="hl-1"> .</span><span class="hl-0">catch</span><span class="hl-1">((</span><span class="hl-4">err</span><span class="hl-1">) </span><span class="hl-6">=&gt;</span><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">error</span><span class="hl-1">(</span><span class="hl-2">&#39;error&#39;</span><span class="hl-1">, </span><span class="hl-4">err</span><span class="hl-1">.</span><span class="hl-4">message</span><span class="hl-1">));</span><br/><br/><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;error&#39;</span><span class="hl-1">, </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">Error</span><span class="hl-1">(</span><span class="hl-2">&#39;boom&#39;</span><span class="hl-1">));</span><br/><br/><span class="hl-5">// Prints: ok boom</span>
</code><button>Copy</button></pre>
<p>An <code>AbortSignal</code> can be used to cancel waiting for the event:</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">EventEmitter</span><span class="hl-1">, </span><span class="hl-4">once</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">ee</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">ac</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">AbortController</span><span class="hl-1">();</span><br/><br/><span class="hl-6">async</span><span class="hl-1"> </span><span class="hl-6">function</span><span class="hl-1"> </span><span class="hl-0">foo</span><span class="hl-1">(</span><span class="hl-4">emitter</span><span class="hl-1">, </span><span class="hl-4">event</span><span class="hl-1">, </span><span class="hl-4">signal</span><span class="hl-1">) {</span><br/><span class="hl-1"> </span><span class="hl-3">try</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-3">await</span><span class="hl-1"> </span><span class="hl-0">once</span><span class="hl-1">(</span><span class="hl-4">emitter</span><span class="hl-1">, </span><span class="hl-4">event</span><span class="hl-1">, { </span><span class="hl-4">signal</span><span class="hl-1"> });</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;event emitted!&#39;</span><span class="hl-1">);</span><br/><span class="hl-1"> } </span><span class="hl-3">catch</span><span class="hl-1"> (</span><span class="hl-4">error</span><span class="hl-1">) {</span><br/><span class="hl-1"> </span><span class="hl-3">if</span><span class="hl-1"> (</span><span class="hl-4">error</span><span class="hl-1">.</span><span class="hl-4">name</span><span class="hl-1"> === </span><span class="hl-2">&#39;AbortError&#39;</span><span class="hl-1">) {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">error</span><span class="hl-1">(</span><span class="hl-2">&#39;Waiting for the event was canceled!&#39;</span><span class="hl-1">);</span><br/><span class="hl-1"> } </span><span class="hl-3">else</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">error</span><span class="hl-1">(</span><span class="hl-2">&#39;There was an error&#39;</span><span class="hl-1">, </span><span class="hl-4">error</span><span class="hl-1">.</span><span class="hl-4">message</span><span class="hl-1">);</span><br/><span class="hl-1"> }</span><br/><span class="hl-1"> }</span><br/><span class="hl-1">}</span><br/><br/><span class="hl-0">foo</span><span class="hl-1">(</span><span class="hl-4">ee</span><span class="hl-1">, </span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, </span><span class="hl-4">ac</span><span class="hl-1">.</span><span class="hl-4">signal</span><span class="hl-1">);</span><br/><span class="hl-4">ac</span><span class="hl-1">.</span><span class="hl-0">abort</span><span class="hl-1">(); </span><span class="hl-5">// Abort waiting for the event</span><br/><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">); </span><span class="hl-5">// Prints: Waiting for the event was canceled!</span>
</code><button>Copy</button></pre>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">emitter</span>: <span class="tsd-signature-type">EventEmitter</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">DefaultEventMap</span><span class="tsd-signature-symbol">&gt;</span></span></li><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span></li><li><span><code class="tsd-tag ts-flagOptional">Optional</code> <span class="tsd-kind-parameter">options</span>: <span class="tsd-signature-type">StaticEventEmitterOptions</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span><span class="tsd-signature-symbol">&gt;</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v11.13.0, v10.16.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.once</p><ul><li>Defined in node_modules/@types/node/events.d.ts:217</li></ul></aside></li><li class="tsd-signature tsd-anchor-link"><a id="once.once-2" class="tsd-anchor"></a><span class="tsd-kind-call-signature">once</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">emitter</span>, <span class="tsd-kind-parameter">eventName</span>, <span class="tsd-kind-parameter">options</span><span class="tsd-signature-symbol">?</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span><span class="tsd-signature-symbol">&gt;</span><a href="#once.once-2" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">emitter</span>: <span class="tsd-signature-type">EventTarget</span></span></li><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span></span></li><li><span><code class="tsd-tag ts-flagOptional">Optional</code> <span class="tsd-kind-parameter">options</span>: <span class="tsd-signature-type">StaticEventEmitterOptions</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span><span class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources"><p>Inherited from EventEmitter.once</p><ul><li>Defined in node_modules/@types/node/events.d.ts:222</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="on" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagStatic">Static</code> <span>on</span><a href="#on" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="on.on-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">on</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">emitter</span>, <span class="tsd-kind-parameter">eventName</span>, <span class="tsd-kind-parameter">options</span><span class="tsd-signature-symbol">?</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">AsyncIterator</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span><span class="tsd-signature-symbol">, </span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">, </span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">&gt;</span><a href="#on.on-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">on</span><span class="hl-1">, </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><span class="hl-3">import</span><span class="hl-1"> </span><span class="hl-4">process</span><span class="hl-1"> </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:process&#39;</span><span class="hl-1">;</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">ee</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><br/><span class="hl-5">// Emit later on</span><br/><span class="hl-4">process</span><span class="hl-1">.</span><span class="hl-0">nextTick</span><span class="hl-1">(() </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, </span><span class="hl-2">&#39;bar&#39;</span><span class="hl-1">);</span><br/><span class="hl-1"> </span><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, </span><span class="hl-8">42</span><span class="hl-1">);</span><br/><span class="hl-1">});</span><br/><br/><span class="hl-3">for</span><span class="hl-1"> </span><span class="hl-3">await</span><span class="hl-1"> (</span><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">event</span><span class="hl-1"> </span><span class="hl-6">of</span><span class="hl-1"> </span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-4">ee</span><span class="hl-1">, </span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">)) {</span><br/><span class="hl-1"> </span><span class="hl-5">// The execution of this inner block is synchronous and it</span><br/><span class="hl-1"> </span><span class="hl-5">// processes one event at a time (even with await). Do not use</span><br/><span class="hl-1"> </span><span class="hl-5">// if concurrent execution is required.</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-4">event</span><span class="hl-1">); </span><span class="hl-5">// prints [&#39;bar&#39;] [42]</span><br/><span class="hl-1">}</span><br/><span class="hl-5">// Unreachable here</span>
</code><button>Copy</button></pre>
<p>Returns an <code>AsyncIterator</code> that iterates <code>eventName</code> events. It will throw
if the <code>EventEmitter</code> emits <code>&#39;error&#39;</code>. It removes all listeners when
exiting the loop. The <code>value</code> returned by each iteration is an array
composed of the emitted event arguments.</p>
<p>An <code>AbortSignal</code> can be used to cancel waiting on events:</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">on</span><span class="hl-1">, </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><span class="hl-3">import</span><span class="hl-1"> </span><span class="hl-4">process</span><span class="hl-1"> </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:process&#39;</span><span class="hl-1">;</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">ac</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">AbortController</span><span class="hl-1">();</span><br/><br/><span class="hl-1">(</span><span class="hl-6">async</span><span class="hl-1"> () </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">ee</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><br/><span class="hl-1"> </span><span class="hl-5">// Emit later on</span><br/><span class="hl-1"> </span><span class="hl-4">process</span><span class="hl-1">.</span><span class="hl-0">nextTick</span><span class="hl-1">(() </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, </span><span class="hl-2">&#39;bar&#39;</span><span class="hl-1">);</span><br/><span class="hl-1"> </span><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, </span><span class="hl-8">42</span><span class="hl-1">);</span><br/><span class="hl-1"> });</span><br/><br/><span class="hl-1"> </span><span class="hl-3">for</span><span class="hl-1"> </span><span class="hl-3">await</span><span class="hl-1"> (</span><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">event</span><span class="hl-1"> </span><span class="hl-6">of</span><span class="hl-1"> </span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-4">ee</span><span class="hl-1">, </span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, { </span><span class="hl-4">signal:</span><span class="hl-1"> </span><span class="hl-4">ac</span><span class="hl-1">.</span><span class="hl-4">signal</span><span class="hl-1"> })) {</span><br/><span class="hl-1"> </span><span class="hl-5">// The execution of this inner block is synchronous and it</span><br/><span class="hl-1"> </span><span class="hl-5">// processes one event at a time (even with await). Do not use</span><br/><span class="hl-1"> </span><span class="hl-5">// if concurrent execution is required.</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-4">event</span><span class="hl-1">); </span><span class="hl-5">// prints [&#39;bar&#39;] [42]</span><br/><span class="hl-1"> }</span><br/><span class="hl-1"> </span><span class="hl-5">// Unreachable here</span><br/><span class="hl-1">})();</span><br/><br/><span class="hl-4">process</span><span class="hl-1">.</span><span class="hl-0">nextTick</span><span class="hl-1">(() </span><span class="hl-6">=&gt;</span><span class="hl-1"> </span><span class="hl-4">ac</span><span class="hl-1">.</span><span class="hl-0">abort</span><span class="hl-1">());</span>
</code><button>Copy</button></pre>
<p>Use the <code>close</code> option to specify an array of event names that will end the iteration:</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">on</span><span class="hl-1">, </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><span class="hl-3">import</span><span class="hl-1"> </span><span class="hl-4">process</span><span class="hl-1"> </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:process&#39;</span><span class="hl-1">;</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">ee</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><br/><span class="hl-5">// Emit later on</span><br/><span class="hl-4">process</span><span class="hl-1">.</span><span class="hl-0">nextTick</span><span class="hl-1">(() </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, </span><span class="hl-2">&#39;bar&#39;</span><span class="hl-1">);</span><br/><span class="hl-1"> </span><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, </span><span class="hl-8">42</span><span class="hl-1">);</span><br/><span class="hl-1"> </span><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;close&#39;</span><span class="hl-1">);</span><br/><span class="hl-1">});</span><br/><br/><span class="hl-3">for</span><span class="hl-1"> </span><span class="hl-3">await</span><span class="hl-1"> (</span><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">event</span><span class="hl-1"> </span><span class="hl-6">of</span><span class="hl-1"> </span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-4">ee</span><span class="hl-1">, </span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, { </span><span class="hl-4">close:</span><span class="hl-1"> [</span><span class="hl-2">&#39;close&#39;</span><span class="hl-1">] })) {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-4">event</span><span class="hl-1">); </span><span class="hl-5">// prints [&#39;bar&#39;] [42]</span><br/><span class="hl-1">}</span><br/><span class="hl-5">// the loop will exit after &#39;close&#39; is emitted</span><br/><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;done&#39;</span><span class="hl-1">); </span><span class="hl-5">// prints &#39;done&#39;</span>
</code><button>Copy</button></pre>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">emitter</span>: <span class="tsd-signature-type">EventEmitter</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">DefaultEventMap</span><span class="tsd-signature-symbol">&gt;</span></span></li><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span></li><li><span><code class="tsd-tag ts-flagOptional">Optional</code> <span class="tsd-kind-parameter">options</span>: <span class="tsd-signature-type">StaticEventEmitterIteratorOptions</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">AsyncIterator</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span><span class="tsd-signature-symbol">, </span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">, </span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">&gt;</span></h4><p>An <code>AsyncIterator</code> that iterates <code>eventName</code> events emitted by the <code>emitter</code></p>
<div class="tsd-comment tsd-typography"><h4>Since</h4><p>v13.6.0, v12.16.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.on</p><ul><li>Defined in node_modules/@types/node/events.d.ts:303</li></ul></aside></li><li class="tsd-signature tsd-anchor-link"><a id="on.on-2" class="tsd-anchor"></a><span class="tsd-kind-call-signature">on</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">emitter</span>, <span class="tsd-kind-parameter">eventName</span>, <span class="tsd-kind-parameter">options</span><span class="tsd-signature-symbol">?</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">AsyncIterator</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span><span class="tsd-signature-symbol">, </span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">, </span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">&gt;</span><a href="#on.on-2" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">emitter</span>: <span class="tsd-signature-type">EventTarget</span></span></li><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span></span></li><li><span><code class="tsd-tag ts-flagOptional">Optional</code> <span class="tsd-kind-parameter">options</span>: <span class="tsd-signature-type">StaticEventEmitterIteratorOptions</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">AsyncIterator</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span><span class="tsd-signature-symbol">, </span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">, </span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources"><p>Inherited from EventEmitter.on</p><ul><li>Defined in node_modules/@types/node/events.d.ts:308</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="listenerCount" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagStatic">Static</code> <span class="deprecated">listener<wbr/>Count</span><a href="#listenerCount" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="listenerCount.listenerCount-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">listener<wbr/>Count</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">emitter</span>, <span class="tsd-kind-parameter">eventName</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span><a href="#listenerCount.listenerCount-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>A class method that returns the number of listeners for the given <code>eventName</code> registered on the given <code>emitter</code>.</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">EventEmitter</span><span class="hl-1">, </span><span class="hl-4">listenerCount</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">myEmitter</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><span class="hl-4">myEmitter</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">, () </span><span class="hl-6">=&gt;</span><span class="hl-1"> {});</span><br/><span class="hl-4">myEmitter</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">, () </span><span class="hl-6">=&gt;</span><span class="hl-1"> {});</span><br/><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-0">listenerCount</span><span class="hl-1">(</span><span class="hl-4">myEmitter</span><span class="hl-1">, </span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">));</span><br/><span class="hl-5">// Prints: 2</span>
</code><button>Copy</button></pre>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">emitter</span>: <span class="tsd-signature-type">EventEmitter</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">DefaultEventMap</span><span class="tsd-signature-symbol">&gt;</span></span><div class="tsd-comment tsd-typography"><p>The emitter to query</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span><div class="tsd-comment tsd-typography"><p>The event name</p>
</div><div class="tsd-comment tsd-typography"></div></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">number</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v0.9.12</p>
<h4>Deprecated</h4><p>Since v3.2.0 - Use <code>listenerCount</code> instead.</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.listenerCount</p><ul><li>Defined in node_modules/@types/node/events.d.ts:330</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="getEventListeners" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagStatic">Static</code> <span>get<wbr/>Event<wbr/>Listeners</span><a href="#getEventListeners" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="getEventListeners.getEventListeners-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">get<wbr/>Event<wbr/>Listeners</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">emitter</span>, <span class="tsd-kind-parameter">name</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Function</span><span class="tsd-signature-symbol">[]</span><a href="#getEventListeners.getEventListeners-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Returns a copy of the array of listeners for the event named <code>eventName</code>.</p>
<p>For <code>EventEmitter</code>s this behaves exactly the same as calling <code>.listeners</code> on
the emitter.</p>
<p>For <code>EventTarget</code>s this is the only way to get the event listeners for the
event target. This is useful for debugging and diagnostic purposes.</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">getEventListeners</span><span class="hl-1">, </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><br/><span class="hl-1">{</span><br/><span class="hl-1"> </span><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">ee</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><span class="hl-1"> </span><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-0">listener</span><span class="hl-1"> = () </span><span class="hl-6">=&gt;</span><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;Events are fun&#39;</span><span class="hl-1">);</span><br/><span class="hl-1"> </span><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, </span><span class="hl-4">listener</span><span class="hl-1">);</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-0">getEventListeners</span><span class="hl-1">(</span><span class="hl-4">ee</span><span class="hl-1">, </span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">)); </span><span class="hl-5">// [ [Function: listener] ]</span><br/><span class="hl-1">}</span><br/><span class="hl-1">{</span><br/><span class="hl-1"> </span><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">et</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventTarget</span><span class="hl-1">();</span><br/><span class="hl-1"> </span><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-0">listener</span><span class="hl-1"> = () </span><span class="hl-6">=&gt;</span><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;Events are fun&#39;</span><span class="hl-1">);</span><br/><span class="hl-1"> </span><span class="hl-4">et</span><span class="hl-1">.</span><span class="hl-0">addEventListener</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, </span><span class="hl-4">listener</span><span class="hl-1">);</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-0">getEventListeners</span><span class="hl-1">(</span><span class="hl-4">et</span><span class="hl-1">, </span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">)); </span><span class="hl-5">// [ [Function: listener] ]</span><br/><span class="hl-1">}</span>
</code><button>Copy</button></pre>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">emitter</span>: <span class="tsd-signature-type">EventEmitter</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">DefaultEventMap</span><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">EventTarget</span></span></li><li><span><span class="tsd-kind-parameter">name</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Function</span><span class="tsd-signature-symbol">[]</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v15.2.0, v14.17.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.getEventListeners</p><ul><li>Defined in node_modules/@types/node/events.d.ts:358</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="getMaxListeners" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagStatic">Static</code> <span>get<wbr/>Max<wbr/>Listeners</span><a href="#getMaxListeners" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="getMaxListeners.getMaxListeners-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">get<wbr/>Max<wbr/>Listeners</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">emitter</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span><a href="#getMaxListeners.getMaxListeners-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Returns the currently set max amount of listeners.</p>
<p>For <code>EventEmitter</code>s this behaves exactly the same as calling <code>.getMaxListeners</code> on
the emitter.</p>
<p>For <code>EventTarget</code>s this is the only way to get the max event listeners for the
event target. If the number of event handlers on a single EventTarget exceeds
the max set, the EventTarget will print a warning.</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">getMaxListeners</span><span class="hl-1">, </span><span class="hl-4">setMaxListeners</span><span class="hl-1">, </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><br/><span class="hl-1">{</span><br/><span class="hl-1"> </span><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">ee</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-0">getMaxListeners</span><span class="hl-1">(</span><span class="hl-4">ee</span><span class="hl-1">)); </span><span class="hl-5">// 10</span><br/><span class="hl-1"> </span><span class="hl-0">setMaxListeners</span><span class="hl-1">(</span><span class="hl-8">11</span><span class="hl-1">, </span><span class="hl-4">ee</span><span class="hl-1">);</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-0">getMaxListeners</span><span class="hl-1">(</span><span class="hl-4">ee</span><span class="hl-1">)); </span><span class="hl-5">// 11</span><br/><span class="hl-1">}</span><br/><span class="hl-1">{</span><br/><span class="hl-1"> </span><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">et</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventTarget</span><span class="hl-1">();</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-0">getMaxListeners</span><span class="hl-1">(</span><span class="hl-4">et</span><span class="hl-1">)); </span><span class="hl-5">// 10</span><br/><span class="hl-1"> </span><span class="hl-0">setMaxListeners</span><span class="hl-1">(</span><span class="hl-8">11</span><span class="hl-1">, </span><span class="hl-4">et</span><span class="hl-1">);</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-0">getMaxListeners</span><span class="hl-1">(</span><span class="hl-4">et</span><span class="hl-1">)); </span><span class="hl-5">// 11</span><br/><span class="hl-1">}</span>
</code><button>Copy</button></pre>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">emitter</span>: <span class="tsd-signature-type">EventEmitter</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">DefaultEventMap</span><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">EventTarget</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">number</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v19.9.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.getMaxListeners</p><ul><li>Defined in node_modules/@types/node/events.d.ts:387</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="setMaxListeners" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagStatic">Static</code> <span>set<wbr/>Max<wbr/>Listeners</span><a href="#setMaxListeners" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="setMaxListeners.setMaxListeners-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">set<wbr/>Max<wbr/>Listeners</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">n</span><span class="tsd-signature-symbol">?</span>, <span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">eventTargets</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span><a href="#setMaxListeners.setMaxListeners-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">setMaxListeners</span><span class="hl-1">, </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">target</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventTarget</span><span class="hl-1">();</span><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">emitter</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><br/><span class="hl-0">setMaxListeners</span><span class="hl-1">(</span><span class="hl-8">5</span><span class="hl-1">, </span><span class="hl-4">target</span><span class="hl-1">, </span><span class="hl-4">emitter</span><span class="hl-1">);</span>
</code><button>Copy</button></pre>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><code class="tsd-tag ts-flagOptional">Optional</code> <span class="tsd-kind-parameter">n</span>: <span class="tsd-signature-type">number</span></span><div class="tsd-comment tsd-typography"><p>A non-negative number. The maximum number of listeners per <code>EventTarget</code> event.</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><code class="tsd-tag ts-flagRest">Rest</code> <span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">eventTargets</span>: <span class="tsd-signature-symbol">(</span><span class="tsd-signature-type">EventEmitter</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">DefaultEventMap</span><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">EventTarget</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">[]</span></span><div class="tsd-comment tsd-typography"><p>Zero or more {EventTarget} or {EventEmitter} instances. If none are specified, <code>n</code> is set as the default max for all newly created {EventTarget} and {EventEmitter}
objects.</p>
</div><div class="tsd-comment tsd-typography"></div></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v15.4.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.setMaxListeners</p><ul><li>Defined in node_modules/@types/node/events.d.ts:402</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="addAbortListener" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><code class="tsd-tag ts-flagStatic">Static</code> <span>add<wbr/>Abort<wbr/>Listener</span><a href="#addAbortListener" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="addAbortListener.addAbortListener-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">add<wbr/>Abort<wbr/>Listener</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">signal</span>, <span class="tsd-kind-parameter">resource</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Disposable</span><a href="#addAbortListener.addAbortListener-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><code class="tsd-tag ts-flagExperimental">Experimental</code> <div class="tsd-comment tsd-typography"><p>Listens once to the <code>abort</code> event on the provided <code>signal</code>.</p>
<p>Listening to the <code>abort</code> event on abort signals is unsafe and may
lead to resource leaks since another third party with the signal can
call <code>e.stopImmediatePropagation()</code>. Unfortunately Node.js cannot change
this since it would violate the web standard. Additionally, the original
API makes it easy to forget to remove listeners.</p>
<p>This API allows safely using <code>AbortSignal</code>s in Node.js APIs by solving these
two issues by listening to the event such that <code>stopImmediatePropagation</code> does
not prevent the listener from running.</p>
<p>Returns a disposable so that it may be unsubscribed from more easily.</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">addAbortListener</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><br/><span class="hl-6">function</span><span class="hl-1"> </span><span class="hl-0">example</span><span class="hl-1">(</span><span class="hl-4">signal</span><span class="hl-1">) {</span><br/><span class="hl-1"> </span><span class="hl-6">let</span><span class="hl-1"> </span><span class="hl-4">disposable</span><span class="hl-1">;</span><br/><span class="hl-1"> </span><span class="hl-3">try</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">signal</span><span class="hl-1">.</span><span class="hl-0">addEventListener</span><span class="hl-1">(</span><span class="hl-2">&#39;abort&#39;</span><span class="hl-1">, (</span><span class="hl-4">e</span><span class="hl-1">) </span><span class="hl-6">=&gt;</span><span class="hl-1"> </span><span class="hl-4">e</span><span class="hl-1">.</span><span class="hl-0">stopImmediatePropagation</span><span class="hl-1">());</span><br/><span class="hl-1"> </span><span class="hl-4">disposable</span><span class="hl-1"> = </span><span class="hl-0">addAbortListener</span><span class="hl-1">(</span><span class="hl-4">signal</span><span class="hl-1">, (</span><span class="hl-4">e</span><span class="hl-1">) </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-5">// Do something when signal is aborted.</span><br/><span class="hl-1"> });</span><br/><span class="hl-1"> } </span><span class="hl-3">finally</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">disposable</span><span class="hl-1">?.[</span><span class="hl-4">Symbol</span><span class="hl-1">.</span><span class="hl-4">dispose</span><span class="hl-1">]();</span><br/><span class="hl-1"> }</span><br/><span class="hl-1">}</span>
</code><button>Copy</button></pre>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">signal</span>: <span class="tsd-signature-type">AbortSignal</span></span></li><li><span><span class="tsd-kind-parameter">resource</span>: <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">event</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol"> =&gt; </span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">)</span></span><ul class="tsd-parameters"><li class="tsd-parameter-signature"><ul class="tsd-signatures tsd-is-external"><li class="tsd-signature"><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">event</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span></li><li class="tsd-description"><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">event</span>: <span class="tsd-signature-type">Event</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4></li></ul></li></ul></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Disposable</span></h4><p>Disposable that removes the <code>abort</code> listener.</p>
<div class="tsd-comment tsd-typography"><h4>Since</h4><p>v20.5.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.addAbortListener</p><ul><li>Defined in node_modules/@types/node/events.d.ts:437</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="addListener" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>add<wbr/>Listener</span><a href="#addListener" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="addListener.addListener-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">add<wbr/>Listener</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="FleetManager.html#addListener.addListener-1.K-1">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">eventName</span>, <span class="tsd-kind-parameter">listener</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">this</span><a href="#addListener.addListener-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Alias for <code>emitter.on(eventName, listener)</code>.</p>
</div><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="addListener.addListener-1.K-1" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">K</span></span></li></ul></section><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span></li><li><span><span class="tsd-kind-parameter">listener</span>: <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol"> =&gt; </span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">)</span></span><ul class="tsd-parameters"><li class="tsd-parameter-signature"><ul class="tsd-signatures tsd-is-external"><li class="tsd-signature"><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span></li><li class="tsd-description"><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><code class="tsd-tag ts-flagRest">Rest</code> <span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span>: <span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4></li></ul></li></ul></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">this</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v0.1.26</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.addListener</p><ul><li>Defined in node_modules/@types/node/events.d.ts:597</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="on-3" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>on</span><a href="#on-3" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="on-3.on-4" class="tsd-anchor"></a><span class="tsd-kind-call-signature">on</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="FleetManager.html#on-3.on-4.K-2">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">eventName</span>, <span class="tsd-kind-parameter">listener</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">this</span><a href="#on-3.on-4" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Adds the <code>listener</code> function to the end of the listeners array for the event
named <code>eventName</code>. No checks are made to see if the <code>listener</code> has already
been added. Multiple calls passing the same combination of <code>eventName</code> and
<code>listener</code> will result in the <code>listener</code> being added, and called, multiple times.</p>
<pre><code class="language-js"><span class="hl-4">server</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;connection&#39;</span><span class="hl-1">, (</span><span class="hl-4">stream</span><span class="hl-1">) </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;someone connected!&#39;</span><span class="hl-1">);</span><br/><span class="hl-1">});</span>
</code><button>Copy</button></pre>
<p>Returns a reference to the <code>EventEmitter</code>, so that calls can be chained.</p>
<p>By default, event listeners are invoked in the order they are added. The <code>emitter.prependListener()</code> method can be used as an alternative to add the
event listener to the beginning of the listeners array.</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">myEE</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><span class="hl-4">myEE</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, () </span><span class="hl-6">=&gt;</span><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;a&#39;</span><span class="hl-1">));</span><br/><span class="hl-4">myEE</span><span class="hl-1">.</span><span class="hl-0">prependListener</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, () </span><span class="hl-6">=&gt;</span><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;b&#39;</span><span class="hl-1">));</span><br/><span class="hl-4">myEE</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">);</span><br/><span class="hl-5">// Prints:</span><br/><span class="hl-5">// b</span><br/><span class="hl-5">// a</span>
</code><button>Copy</button></pre>
</div><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="on-3.on-4.K-2" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">K</span></span></li></ul></section><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span><div class="tsd-comment tsd-typography"><p>The name of the event.</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><span class="tsd-kind-parameter">listener</span>: <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol"> =&gt; </span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">)</span></span><div class="tsd-comment tsd-typography"><p>The callback function</p>
</div><div class="tsd-comment tsd-typography"></div><ul class="tsd-parameters"><li class="tsd-parameter-signature"><ul class="tsd-signatures tsd-is-external"><li class="tsd-signature"><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span></li><li class="tsd-description"><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><code class="tsd-tag ts-flagRest">Rest</code> <span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span>: <span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4></li></ul></li></ul></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">this</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v0.1.101</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.on</p><ul><li>Defined in node_modules/@types/node/events.d.ts:629</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="once-3" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>once</span><a href="#once-3" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="once-3.once-4" class="tsd-anchor"></a><span class="tsd-kind-call-signature">once</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="FleetManager.html#once-3.once-4.K-3">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">eventName</span>, <span class="tsd-kind-parameter">listener</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">this</span><a href="#once-3.once-4" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Adds a <strong>one-time</strong> <code>listener</code> function for the event named <code>eventName</code>. The
next time <code>eventName</code> is triggered, this listener is removed and then invoked.</p>
<pre><code class="language-js"><span class="hl-4">server</span><span class="hl-1">.</span><span class="hl-0">once</span><span class="hl-1">(</span><span class="hl-2">&#39;connection&#39;</span><span class="hl-1">, (</span><span class="hl-4">stream</span><span class="hl-1">) </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;Ah, we have our first user!&#39;</span><span class="hl-1">);</span><br/><span class="hl-1">});</span>
</code><button>Copy</button></pre>
<p>Returns a reference to the <code>EventEmitter</code>, so that calls can be chained.</p>
<p>By default, event listeners are invoked in the order they are added. The <code>emitter.prependOnceListener()</code> method can be used as an alternative to add the
event listener to the beginning of the listeners array.</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">myEE</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><span class="hl-4">myEE</span><span class="hl-1">.</span><span class="hl-0">once</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, () </span><span class="hl-6">=&gt;</span><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;a&#39;</span><span class="hl-1">));</span><br/><span class="hl-4">myEE</span><span class="hl-1">.</span><span class="hl-0">prependOnceListener</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, () </span><span class="hl-6">=&gt;</span><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;b&#39;</span><span class="hl-1">));</span><br/><span class="hl-4">myEE</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">);</span><br/><span class="hl-5">// Prints:</span><br/><span class="hl-5">// b</span><br/><span class="hl-5">// a</span>
</code><button>Copy</button></pre>
</div><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="once-3.once-4.K-3" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">K</span></span></li></ul></section><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span><div class="tsd-comment tsd-typography"><p>The name of the event.</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><span class="tsd-kind-parameter">listener</span>: <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol"> =&gt; </span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">)</span></span><div class="tsd-comment tsd-typography"><p>The callback function</p>
</div><div class="tsd-comment tsd-typography"></div><ul class="tsd-parameters"><li class="tsd-parameter-signature"><ul class="tsd-signatures tsd-is-external"><li class="tsd-signature"><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span></li><li class="tsd-description"><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><code class="tsd-tag ts-flagRest">Rest</code> <span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span>: <span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4></li></ul></li></ul></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">this</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v0.3.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.once</p><ul><li>Defined in node_modules/@types/node/events.d.ts:659</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="removeListener" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>remove<wbr/>Listener</span><a href="#removeListener" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="removeListener.removeListener-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">remove<wbr/>Listener</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="FleetManager.html#removeListener.removeListener-1.K-4">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">eventName</span>, <span class="tsd-kind-parameter">listener</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">this</span><a href="#removeListener.removeListener-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Removes the specified <code>listener</code> from the listener array for the event named <code>eventName</code>.</p>
<pre><code class="language-js"><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-0">callback</span><span class="hl-1"> = (</span><span class="hl-4">stream</span><span class="hl-1">) </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;someone connected!&#39;</span><span class="hl-1">);</span><br/><span class="hl-1">};</span><br/><span class="hl-4">server</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;connection&#39;</span><span class="hl-1">, </span><span class="hl-4">callback</span><span class="hl-1">);</span><br/><span class="hl-5">// ...</span><br/><span class="hl-4">server</span><span class="hl-1">.</span><span class="hl-0">removeListener</span><span class="hl-1">(</span><span class="hl-2">&#39;connection&#39;</span><span class="hl-1">, </span><span class="hl-4">callback</span><span class="hl-1">);</span>
</code><button>Copy</button></pre>
<p><code>removeListener()</code> will remove, at most, one instance of a listener from the
listener array. If any single listener has been added multiple times to the
listener array for the specified <code>eventName</code>, then <code>removeListener()</code> must be
called multiple times to remove each instance.</p>
<p>Once an event is emitted, all listeners attached to it at the
time of emitting are called in order. This implies that any <code>removeListener()</code> or <code>removeAllListeners()</code> calls <em>after</em> emitting and <em>before</em> the last listener finishes execution
will not remove them from<code>emit()</code> in progress. Subsequent events behave as expected.</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><span class="hl-6">class</span><span class="hl-1"> </span><span class="hl-11">MyEmitter</span><span class="hl-1"> </span><span class="hl-6">extends</span><span class="hl-1"> </span><span class="hl-11">EventEmitter</span><span class="hl-1"> {}</span><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">myEmitter</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">MyEmitter</span><span class="hl-1">();</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-0">callbackA</span><span class="hl-1"> = () </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;A&#39;</span><span class="hl-1">);</span><br/><span class="hl-1"> </span><span class="hl-4">myEmitter</span><span class="hl-1">.</span><span class="hl-0">removeListener</span><span class="hl-1">(</span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">, </span><span class="hl-4">callbackB</span><span class="hl-1">);</span><br/><span class="hl-1">};</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-0">callbackB</span><span class="hl-1"> = () </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;B&#39;</span><span class="hl-1">);</span><br/><span class="hl-1">};</span><br/><br/><span class="hl-4">myEmitter</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">, </span><span class="hl-4">callbackA</span><span class="hl-1">);</span><br/><br/><span class="hl-4">myEmitter</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">, </span><span class="hl-4">callbackB</span><span class="hl-1">);</span><br/><br/><span class="hl-5">// callbackA removes listener callbackB but it will still be called.</span><br/><span class="hl-5">// Internal listener array at time of emit [callbackA, callbackB]</span><br/><span class="hl-4">myEmitter</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">);</span><br/><span class="hl-5">// Prints:</span><br/><span class="hl-5">// A</span><br/><span class="hl-5">// B</span><br/><br/><span class="hl-5">// callbackB is now removed.</span><br/><span class="hl-5">// Internal listener array [callbackA]</span><br/><span class="hl-4">myEmitter</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">);</span><br/><span class="hl-5">// Prints:</span><br/><span class="hl-5">// A</span>
</code><button>Copy</button></pre>
<p>Because listeners are managed using an internal array, calling this will
change the position indices of any listener registered <em>after</em> the listener
being removed. This will not impact the order in which listeners are called,
but it means that any copies of the listener array as returned by
the <code>emitter.listeners()</code> method will need to be recreated.</p>
<p>When a single function has been added as a handler multiple times for a single
event (as in the example below), <code>removeListener()</code> will remove the most
recently added instance. In the example the <code>once(&#39;ping&#39;)</code> listener is removed:</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">ee</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><br/><span class="hl-6">function</span><span class="hl-1"> </span><span class="hl-0">pong</span><span class="hl-1">() {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;pong&#39;</span><span class="hl-1">);</span><br/><span class="hl-1">}</span><br/><br/><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;ping&#39;</span><span class="hl-1">, </span><span class="hl-4">pong</span><span class="hl-1">);</span><br/><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">once</span><span class="hl-1">(</span><span class="hl-2">&#39;ping&#39;</span><span class="hl-1">, </span><span class="hl-4">pong</span><span class="hl-1">);</span><br/><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">removeListener</span><span class="hl-1">(</span><span class="hl-2">&#39;ping&#39;</span><span class="hl-1">, </span><span class="hl-4">pong</span><span class="hl-1">);</span><br/><br/><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;ping&#39;</span><span class="hl-1">);</span><br/><span class="hl-4">ee</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;ping&#39;</span><span class="hl-1">);</span>
</code><button>Copy</button></pre>
<p>Returns a reference to the <code>EventEmitter</code>, so that calls can be chained.</p>
</div><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="removeListener.removeListener-1.K-4" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">K</span></span></li></ul></section><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span></li><li><span><span class="tsd-kind-parameter">listener</span>: <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol"> =&gt; </span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">)</span></span><ul class="tsd-parameters"><li class="tsd-parameter-signature"><ul class="tsd-signatures tsd-is-external"><li class="tsd-signature"><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span></li><li class="tsd-description"><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><code class="tsd-tag ts-flagRest">Rest</code> <span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span>: <span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4></li></ul></li></ul></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">this</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v0.1.26</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.removeListener</p><ul><li>Defined in node_modules/@types/node/events.d.ts:742</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="off" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>off</span><a href="#off" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="off.off-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">off</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="FleetManager.html#off.off-1.K-5">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">eventName</span>, <span class="tsd-kind-parameter">listener</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">this</span><a href="#off.off-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Alias for <code>emitter.removeListener()</code>.</p>
</div><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="off.off-1.K-5" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">K</span></span></li></ul></section><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span></li><li><span><span class="tsd-kind-parameter">listener</span>: <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol"> =&gt; </span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">)</span></span><ul class="tsd-parameters"><li class="tsd-parameter-signature"><ul class="tsd-signatures tsd-is-external"><li class="tsd-signature"><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span></li><li class="tsd-description"><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><code class="tsd-tag ts-flagRest">Rest</code> <span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span>: <span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4></li></ul></li></ul></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">this</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v10.0.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.off</p><ul><li>Defined in node_modules/@types/node/events.d.ts:747</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="removeAllListeners" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>remove<wbr/>All<wbr/>Listeners</span><a href="#removeAllListeners" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="removeAllListeners.removeAllListeners-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">remove<wbr/>All<wbr/>Listeners</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">eventName</span><span class="tsd-signature-symbol">?</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">this</span><a href="#removeAllListeners.removeAllListeners-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Removes all listeners, or those of the specified <code>eventName</code>.</p>
<p>It is bad practice to remove listeners added elsewhere in the code,
particularly when the <code>EventEmitter</code> instance was created by some other
component or module (e.g. sockets or file streams).</p>
<p>Returns a reference to the <code>EventEmitter</code>, so that calls can be chained.</p>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><code class="tsd-tag ts-flagOptional">Optional</code> <span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">this</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v0.1.26</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.removeAllListeners</p><ul><li>Defined in node_modules/@types/node/events.d.ts:758</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="setMaxListeners-2" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>set<wbr/>Max<wbr/>Listeners</span><a href="#setMaxListeners-2" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="setMaxListeners-2.setMaxListeners-3" class="tsd-anchor"></a><span class="tsd-kind-call-signature">set<wbr/>Max<wbr/>Listeners</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">n</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">this</span><a href="#setMaxListeners-2.setMaxListeners-3" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>By default <code>EventEmitter</code>s will print a warning if more than <code>10</code> listeners are
added for a particular event. This is a useful default that helps finding
memory leaks. The <code>emitter.setMaxListeners()</code> method allows the limit to be
modified for this specific <code>EventEmitter</code> instance. The value can be set to <code>Infinity</code> (or <code>0</code>) to indicate an unlimited number of listeners.</p>
<p>Returns a reference to the <code>EventEmitter</code>, so that calls can be chained.</p>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">n</span>: <span class="tsd-signature-type">number</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">this</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v0.3.5</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.setMaxListeners</p><ul><li>Defined in node_modules/@types/node/events.d.ts:768</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="getMaxListeners-2" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>get<wbr/>Max<wbr/>Listeners</span><a href="#getMaxListeners-2" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="getMaxListeners-2.getMaxListeners-3" class="tsd-anchor"></a><span class="tsd-kind-call-signature">get<wbr/>Max<wbr/>Listeners</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span><a href="#getMaxListeners-2.getMaxListeners-3" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Returns the current max listener value for the <code>EventEmitter</code> which is either
set by <code>emitter.setMaxListeners(n)</code> or defaults to <a href="FleetManager.html#defaultMaxListeners" class="tsd-kind-property">EventEmitter.defaultMaxListeners</a>.</p>
</div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">number</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v1.0.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.getMaxListeners</p><ul><li>Defined in node_modules/@types/node/events.d.ts:774</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="listeners" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>listeners</span><a href="#listeners" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="listeners.listeners-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">listeners</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="FleetManager.html#listeners.listeners-1.K-6">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">eventName</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Function</span><span class="tsd-signature-symbol">[]</span><a href="#listeners.listeners-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Returns a copy of the array of listeners for the event named <code>eventName</code>.</p>
<pre><code class="language-js"><span class="hl-4">server</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;connection&#39;</span><span class="hl-1">, (</span><span class="hl-4">stream</span><span class="hl-1">) </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;someone connected!&#39;</span><span class="hl-1">);</span><br/><span class="hl-1">});</span><br/><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-4">util</span><span class="hl-1">.</span><span class="hl-0">inspect</span><span class="hl-1">(</span><span class="hl-4">server</span><span class="hl-1">.</span><span class="hl-0">listeners</span><span class="hl-1">(</span><span class="hl-2">&#39;connection&#39;</span><span class="hl-1">)));</span><br/><span class="hl-5">// Prints: [ [Function] ]</span>
</code><button>Copy</button></pre>
</div><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="listeners.listeners-1.K-6" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">K</span></span></li></ul></section><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Function</span><span class="tsd-signature-symbol">[]</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v0.1.26</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.listeners</p><ul><li>Defined in node_modules/@types/node/events.d.ts:787</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="rawListeners" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>raw<wbr/>Listeners</span><a href="#rawListeners" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="rawListeners.rawListeners-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">raw<wbr/>Listeners</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="FleetManager.html#rawListeners.rawListeners-1.K-7">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">eventName</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Function</span><span class="tsd-signature-symbol">[]</span><a href="#rawListeners.rawListeners-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Returns a copy of the array of listeners for the event named <code>eventName</code>,
including any wrappers (such as those created by <code>.once()</code>).</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">emitter</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><span class="hl-4">emitter</span><span class="hl-1">.</span><span class="hl-0">once</span><span class="hl-1">(</span><span class="hl-2">&#39;log&#39;</span><span class="hl-1">, () </span><span class="hl-6">=&gt;</span><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;log once&#39;</span><span class="hl-1">));</span><br/><br/><span class="hl-5">// Returns a new Array with a function `onceWrapper` which has a property</span><br/><span class="hl-5">// `listener` which contains the original listener bound above</span><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">listeners</span><span class="hl-1"> = </span><span class="hl-4">emitter</span><span class="hl-1">.</span><span class="hl-0">rawListeners</span><span class="hl-1">(</span><span class="hl-2">&#39;log&#39;</span><span class="hl-1">);</span><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">logFnWrapper</span><span class="hl-1"> = </span><span class="hl-4">listeners</span><span class="hl-1">[</span><span class="hl-8">0</span><span class="hl-1">];</span><br/><br/><span class="hl-5">// Logs &quot;log once&quot; to the console and does not unbind the `once` event</span><br/><span class="hl-4">logFnWrapper</span><span class="hl-1">.</span><span class="hl-0">listener</span><span class="hl-1">();</span><br/><br/><span class="hl-5">// Logs &quot;log once&quot; to the console and removes the listener</span><br/><span class="hl-0">logFnWrapper</span><span class="hl-1">();</span><br/><br/><span class="hl-4">emitter</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;log&#39;</span><span class="hl-1">, () </span><span class="hl-6">=&gt;</span><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;log persistently&#39;</span><span class="hl-1">));</span><br/><span class="hl-5">// Will return a new Array with a single function bound by `.on()` above</span><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">newListeners</span><span class="hl-1"> = </span><span class="hl-4">emitter</span><span class="hl-1">.</span><span class="hl-0">rawListeners</span><span class="hl-1">(</span><span class="hl-2">&#39;log&#39;</span><span class="hl-1">);</span><br/><br/><span class="hl-5">// Logs &quot;log persistently&quot; twice</span><br/><span class="hl-4">newListeners</span><span class="hl-1">[</span><span class="hl-8">0</span><span class="hl-1">]();</span><br/><span class="hl-4">emitter</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;log&#39;</span><span class="hl-1">);</span>
</code><button>Copy</button></pre>
</div><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="rawListeners.rawListeners-1.K-7" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">K</span></span></li></ul></section><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Function</span><span class="tsd-signature-symbol">[]</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v9.4.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.rawListeners</p><ul><li>Defined in node_modules/@types/node/events.d.ts:818</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="emit" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>emit</span><a href="#emit" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="emit.emit-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">emit</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="FleetManager.html#emit.emit-1.K-8">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">eventName</span>, <span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">boolean</span><a href="#emit.emit-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Synchronously calls each of the listeners registered for the event named <code>eventName</code>, in the order they were registered, passing the supplied arguments
to each.</p>
<p>Returns <code>true</code> if the event had listeners, <code>false</code> otherwise.</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">myEmitter</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><br/><span class="hl-5">// First listener</span><br/><span class="hl-4">myEmitter</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">, </span><span class="hl-6">function</span><span class="hl-1"> </span><span class="hl-0">firstListener</span><span class="hl-1">() {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;Helloooo! first listener&#39;</span><span class="hl-1">);</span><br/><span class="hl-1">});</span><br/><span class="hl-5">// Second listener</span><br/><span class="hl-4">myEmitter</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">, </span><span class="hl-6">function</span><span class="hl-1"> </span><span class="hl-0">secondListener</span><span class="hl-1">(</span><span class="hl-4">arg1</span><span class="hl-1">, </span><span class="hl-4">arg2</span><span class="hl-1">) {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">`event with parameters </span><span class="hl-6">${</span><span class="hl-4">arg1</span><span class="hl-6">}</span><span class="hl-2">, </span><span class="hl-6">${</span><span class="hl-4">arg2</span><span class="hl-6">}</span><span class="hl-2"> in second listener`</span><span class="hl-1">);</span><br/><span class="hl-1">});</span><br/><span class="hl-5">// Third listener</span><br/><span class="hl-4">myEmitter</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">, </span><span class="hl-6">function</span><span class="hl-1"> </span><span class="hl-0">thirdListener</span><span class="hl-1">(...</span><span class="hl-4">args</span><span class="hl-1">) {</span><br/><span class="hl-1"> </span><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">parameters</span><span class="hl-1"> = </span><span class="hl-4">args</span><span class="hl-1">.</span><span class="hl-0">join</span><span class="hl-1">(</span><span class="hl-2">&#39;, &#39;</span><span class="hl-1">);</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">`event with parameters </span><span class="hl-6">${</span><span class="hl-4">parameters</span><span class="hl-6">}</span><span class="hl-2"> in third listener`</span><span class="hl-1">);</span><br/><span class="hl-1">});</span><br/><br/><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-4">myEmitter</span><span class="hl-1">.</span><span class="hl-0">listeners</span><span class="hl-1">(</span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">));</span><br/><br/><span class="hl-4">myEmitter</span><span class="hl-1">.</span><span class="hl-0">emit</span><span class="hl-1">(</span><span class="hl-2">&#39;event&#39;</span><span class="hl-1">, </span><span class="hl-8">1</span><span class="hl-1">, </span><span class="hl-8">2</span><span class="hl-1">, </span><span class="hl-8">3</span><span class="hl-1">, </span><span class="hl-8">4</span><span class="hl-1">, </span><span class="hl-8">5</span><span class="hl-1">);</span><br/><br/><span class="hl-5">// Prints:</span><br/><span class="hl-5">// [</span><br/><span class="hl-5">// [Function: firstListener],</span><br/><span class="hl-5">// [Function: secondListener],</span><br/><span class="hl-5">// [Function: thirdListener]</span><br/><span class="hl-5">// ]</span><br/><span class="hl-5">// Helloooo! first listener</span><br/><span class="hl-5">// event with parameters 1, 2 in second listener</span><br/><span class="hl-5">// event with parameters 1, 2, 3, 4, 5 in third listener</span>
</code><button>Copy</button></pre>
</div><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="emit.emit-1.K-8" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">K</span></span></li></ul></section><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span></li><li><span><code class="tsd-tag ts-flagRest">Rest</code> <span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span>: <span class="tsd-signature-type">AnyRest</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">boolean</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v0.1.26</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.emit</p><ul><li>Defined in node_modules/@types/node/events.d.ts:859</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="listenerCount-2" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>listener<wbr/>Count</span><a href="#listenerCount-2" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="listenerCount-2.listenerCount-3" class="tsd-anchor"></a><span class="tsd-kind-call-signature">listener<wbr/>Count</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="FleetManager.html#listenerCount-2.listenerCount-3.K-9">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">eventName</span>, <span class="tsd-kind-parameter">listener</span><span class="tsd-signature-symbol">?</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span><a href="#listenerCount-2.listenerCount-3" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Returns the number of listeners listening for the event named <code>eventName</code>.
If <code>listener</code> is provided, it will return how many times the listener is found
in the list of the listeners of the event.</p>
</div><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="listenerCount-2.listenerCount-3.K-9" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">K</span></span></li></ul></section><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span><div class="tsd-comment tsd-typography"><p>The name of the event being listened for</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><code class="tsd-tag ts-flagOptional">Optional</code> <span class="tsd-kind-parameter">listener</span>: <span class="tsd-signature-type">Function</span></span><div class="tsd-comment tsd-typography"><p>The event handler function</p>
</div><div class="tsd-comment tsd-typography"></div></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">number</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v3.2.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.listenerCount</p><ul><li>Defined in node_modules/@types/node/events.d.ts:868</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="prependListener" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>prepend<wbr/>Listener</span><a href="#prependListener" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="prependListener.prependListener-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">prepend<wbr/>Listener</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="FleetManager.html#prependListener.prependListener-1.K-10">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">eventName</span>, <span class="tsd-kind-parameter">listener</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">this</span><a href="#prependListener.prependListener-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Adds the <code>listener</code> function to the <em>beginning</em> of the listeners array for the
event named <code>eventName</code>. No checks are made to see if the <code>listener</code> has
already been added. Multiple calls passing the same combination of <code>eventName</code>
and <code>listener</code> will result in the <code>listener</code> being added, and called, multiple times.</p>
<pre><code class="language-js"><span class="hl-4">server</span><span class="hl-1">.</span><span class="hl-0">prependListener</span><span class="hl-1">(</span><span class="hl-2">&#39;connection&#39;</span><span class="hl-1">, (</span><span class="hl-4">stream</span><span class="hl-1">) </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;someone connected!&#39;</span><span class="hl-1">);</span><br/><span class="hl-1">});</span>
</code><button>Copy</button></pre>
<p>Returns a reference to the <code>EventEmitter</code>, so that calls can be chained.</p>
</div><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="prependListener.prependListener-1.K-10" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">K</span></span></li></ul></section><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span><div class="tsd-comment tsd-typography"><p>The name of the event.</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><span class="tsd-kind-parameter">listener</span>: <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol"> =&gt; </span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">)</span></span><div class="tsd-comment tsd-typography"><p>The callback function</p>
</div><div class="tsd-comment tsd-typography"></div><ul class="tsd-parameters"><li class="tsd-parameter-signature"><ul class="tsd-signatures tsd-is-external"><li class="tsd-signature"><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span></li><li class="tsd-description"><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><code class="tsd-tag ts-flagRest">Rest</code> <span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span>: <span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4></li></ul></li></ul></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">this</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v6.0.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.prependListener</p><ul><li>Defined in node_modules/@types/node/events.d.ts:886</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="prependOnceListener" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>prepend<wbr/>Once<wbr/>Listener</span><a href="#prependOnceListener" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="prependOnceListener.prependOnceListener-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">prepend<wbr/>Once<wbr/>Listener</span><span class="tsd-signature-symbol">&lt;</span><a class="tsd-signature-type tsd-kind-type-parameter" href="FleetManager.html#prependOnceListener.prependOnceListener-1.K-11">K</a><span class="tsd-signature-symbol">&gt;</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">eventName</span>, <span class="tsd-kind-parameter">listener</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">this</span><a href="#prependOnceListener.prependOnceListener-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Adds a <strong>one-time</strong><code>listener</code> function for the event named <code>eventName</code> to the <em>beginning</em> of the listeners array. The next time <code>eventName</code> is triggered, this
listener is removed, and then invoked.</p>
<pre><code class="language-js"><span class="hl-4">server</span><span class="hl-1">.</span><span class="hl-0">prependOnceListener</span><span class="hl-1">(</span><span class="hl-2">&#39;connection&#39;</span><span class="hl-1">, (</span><span class="hl-4">stream</span><span class="hl-1">) </span><span class="hl-6">=&gt;</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">&#39;Ah, we have our first user!&#39;</span><span class="hl-1">);</span><br/><span class="hl-1">});</span>
</code><button>Copy</button></pre>
<p>Returns a reference to the <code>EventEmitter</code>, so that calls can be chained.</p>
</div><section class="tsd-panel"><h4>Type Parameters</h4><ul class="tsd-type-parameter-list"><li><span><a id="prependOnceListener.prependOnceListener-1.K-11" class="tsd-anchor"></a><span class="tsd-kind-type-parameter">K</span></span></li></ul></section><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">eventName</span>: <span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span></span><div class="tsd-comment tsd-typography"><p>The name of the event.</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><span class="tsd-kind-parameter">listener</span>: <span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol"> =&gt; </span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">)</span></span><div class="tsd-comment tsd-typography"><p>The callback function</p>
</div><div class="tsd-comment tsd-typography"></div><ul class="tsd-parameters"><li class="tsd-parameter-signature"><ul class="tsd-signatures tsd-is-external"><li class="tsd-signature"><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span></li><li class="tsd-description"><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><code class="tsd-tag ts-flagRest">Rest</code> <span class="tsd-signature-symbol">...</span><span class="tsd-kind-parameter">args</span>: <span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">[]</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">void</span></h4></li></ul></li></ul></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">this</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v6.0.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.prependOnceListener</p><ul><li>Defined in node_modules/@types/node/events.d.ts:902</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member tsd-is-inherited tsd-is-external"><a id="eventNames" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>event<wbr/>Names</span><a href="#eventNames" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures tsd-is-inherited tsd-is-external"><li class="tsd-signature tsd-anchor-link"><a id="eventNames.eventNames-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">event<wbr/>Names</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">[]</span><a href="#eventNames.eventNames-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Returns an array listing the events for which the emitter has registered
listeners. The values in the array are strings or <code>Symbol</code>s.</p>
<pre><code class="language-js"><span class="hl-3">import</span><span class="hl-1"> { </span><span class="hl-4">EventEmitter</span><span class="hl-1"> } </span><span class="hl-3">from</span><span class="hl-1"> </span><span class="hl-2">&#39;node:events&#39;</span><span class="hl-1">;</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">myEE</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">EventEmitter</span><span class="hl-1">();</span><br/><span class="hl-4">myEE</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;foo&#39;</span><span class="hl-1">, () </span><span class="hl-6">=&gt;</span><span class="hl-1"> {});</span><br/><span class="hl-4">myEE</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-2">&#39;bar&#39;</span><span class="hl-1">, () </span><span class="hl-6">=&gt;</span><span class="hl-1"> {});</span><br/><br/><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">sym</span><span class="hl-1"> = </span><span class="hl-0">Symbol</span><span class="hl-1">(</span><span class="hl-2">&#39;symbol&#39;</span><span class="hl-1">);</span><br/><span class="hl-4">myEE</span><span class="hl-1">.</span><span class="hl-0">on</span><span class="hl-1">(</span><span class="hl-4">sym</span><span class="hl-1">, () </span><span class="hl-6">=&gt;</span><span class="hl-1"> {});</span><br/><br/><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-4">myEE</span><span class="hl-1">.</span><span class="hl-0">eventNames</span><span class="hl-1">());</span><br/><span class="hl-5">// Prints: [ &#39;foo&#39;, &#39;bar&#39;, Symbol(symbol) ]</span>
</code><button>Copy</button></pre>
</div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-symbol">(</span><span class="tsd-signature-type">string</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">symbol</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">[]</span></h4><div class="tsd-comment tsd-typography"><h4>Since</h4><p>v6.0.0</p>
</div><aside class="tsd-sources"><p>Inherited from EventEmitter.eventNames</p><ul><li>Defined in node_modules/@types/node/events.d.ts:922</li></ul></aside></li></ul></section><section class="tsd-panel tsd-member"><a id="initialize" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>initialize</span><a href="#initialize" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="initialize.initialize-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">initialize</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span><a href="#initialize.initialize-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Initialize the fleet manager and its components</p>
</div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span></h4><p>A promise that resolves when initialization is complete</p>
<div class="tsd-comment tsd-typography"><h4>Remarks</h4><p>This method performs the following operations:</p>
<ul>
<li>Initializes the database connection</li>
<li>Starts the event bus</li>
<li>Creates the initial pool of agents based on configuration</li>
</ul>
<h4>Throws</h4><p>If database initialization fails or agents cannot be created</p>
<h4>Example</h4><pre><code class="language-typescript"><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">fleet</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">FleetManager</span><span class="hl-1">(</span><span class="hl-4">config</span><span class="hl-1">);</span><br/><span class="hl-3">await</span><span class="hl-1"> </span><span class="hl-4">fleet</span><span class="hl-1">.</span><span class="hl-0">initialize</span><span class="hl-1">();</span>
</code><button>Copy</button></pre>
</div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/proffesor-for-testing/agentic-qe/blob/c6ddb213e5381ebf8fdd295d414eaaf1f1934c9b/src/core/FleetManager.ts#L115">src/core/FleetManager.ts:115</a></li></ul></aside></li></ul></section><section class="tsd-panel tsd-member"><a id="start" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>start</span><a href="#start" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="start.start-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">start</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span><a href="#start.start-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Start the fleet operations and activate all agents</p>
</div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span></h4><p>A promise that resolves when all agents have started</p>
<div class="tsd-comment tsd-typography"><h4>Remarks</h4><p>Starts all agents in the fleet and begins accepting tasks. The fleet must be
initialized before calling this method.</p>
<h4>Throws</h4><p>If fleet is not initialized or agents fail to start</p>
<h4>Fires</h4><p>fleet:started</p>
</div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/proffesor-for-testing/agentic-qe/blob/c6ddb213e5381ebf8fdd295d414eaaf1f1934c9b/src/core/FleetManager.ts#L150">src/core/FleetManager.ts:150</a></li></ul></aside></li></ul></section><section class="tsd-panel tsd-member"><a id="stop" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>stop</span><a href="#stop" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="stop.stop-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">stop</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span><a href="#stop.stop-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Stop the fleet operations gracefully</p>
</div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span></h4><p>A promise that resolves when shutdown is complete</p>
<div class="tsd-comment tsd-typography"><h4>Remarks</h4><p>Performs graceful shutdown:</p>
<ul>
<li>Stops accepting new tasks</li>
<li>Waits for running tasks to complete</li>
<li>Stops all agents</li>
<li>Closes database connections</li>
</ul>
<h4>Fires</h4><p>fleet:stopped</p>
</div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/proffesor-for-testing/agentic-qe/blob/c6ddb213e5381ebf8fdd295d414eaaf1f1934c9b/src/core/FleetManager.ts#L181">src/core/FleetManager.ts:181</a></li></ul></aside></li></ul></section><section class="tsd-panel tsd-member"><a id="spawnAgent" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>spawn<wbr/>Agent</span><a href="#spawnAgent" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="spawnAgent.spawnAgent-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">spawn<wbr/>Agent</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">type</span>, <span class="tsd-kind-parameter">config</span><span class="tsd-signature-symbol">?</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><a href="Agent.html" class="tsd-signature-type tsd-kind-class">Agent</a><span class="tsd-signature-symbol">&gt;</span><a href="#spawnAgent.spawnAgent-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Create and register a new agent in the fleet</p>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">type</span>: <span class="tsd-signature-type">string</span></span><div class="tsd-comment tsd-typography"><p>The type of agent to create (e.g., &#39;test-generator&#39;, &#39;test-executor&#39;)</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><span class="tsd-kind-parameter">config</span>: <span class="tsd-signature-type">any</span><span class="tsd-signature-symbol"> = {}</span></span><div class="tsd-comment tsd-typography"><p>Optional configuration for the agent</p>
</div><div class="tsd-comment tsd-typography"></div></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><a href="Agent.html" class="tsd-signature-type tsd-kind-class">Agent</a><span class="tsd-signature-symbol">&gt;</span></h4><p>A promise that resolves to the created agent instance</p>
<div class="tsd-comment tsd-typography"><h4>Throws</h4><p>If agent type is unknown or creation fails</p>
<h4>Fires</h4><p>agent:spawned</p>
<h4>Example</h4><pre><code class="language-typescript"><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">testGen</span><span class="hl-1"> = </span><span class="hl-3">await</span><span class="hl-1"> </span><span class="hl-4">fleet</span><span class="hl-1">.</span><span class="hl-0">spawnAgent</span><span class="hl-1">(</span><span class="hl-2">&#39;test-generator&#39;</span><span class="hl-1">, {</span><br/><span class="hl-1"> </span><span class="hl-4">aiModel:</span><span class="hl-1"> </span><span class="hl-2">&#39;claude-sonnet-4.5&#39;</span><span class="hl-1">,</span><br/><span class="hl-1"> </span><span class="hl-4">frameworks:</span><span class="hl-1"> [</span><span class="hl-2">&#39;jest&#39;</span><span class="hl-1">, </span><span class="hl-2">&#39;vitest&#39;</span><span class="hl-1">]</span><br/><span class="hl-1">});</span>
</code><button>Copy</button></pre>
</div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/proffesor-for-testing/agentic-qe/blob/c6ddb213e5381ebf8fdd295d414eaaf1f1934c9b/src/core/FleetManager.ts#L219">src/core/FleetManager.ts:219</a></li></ul></aside></li></ul></section><section class="tsd-panel tsd-member"><a id="removeAgent" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>remove<wbr/>Agent</span><a href="#removeAgent" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="removeAgent.removeAgent-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">remove<wbr/>Agent</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">agentId</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span><a href="#removeAgent.removeAgent-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Remove an agent from the fleet</p>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">agentId</span>: <span class="tsd-signature-type">string</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span></h4><div class="tsd-comment tsd-typography"></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/proffesor-for-testing/agentic-qe/blob/c6ddb213e5381ebf8fdd295d414eaaf1f1934c9b/src/core/FleetManager.ts#L238">src/core/FleetManager.ts:238</a></li></ul></aside></li></ul></section><section class="tsd-panel tsd-member"><a id="submitTask" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>submit<wbr/>Task</span><a href="#submitTask" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="submitTask.submitTask-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">submit<wbr/>Task</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">task</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span><a href="#submitTask.submitTask-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Submit a task for execution by an available agent</p>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">task</span>: <a href="Task.html" class="tsd-signature-type tsd-kind-class">Task</a></span><div class="tsd-comment tsd-typography"><p>The task to submit</p>
</div><div class="tsd-comment tsd-typography"></div></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">&gt;</span></h4><p>A promise that resolves when the task is submitted</p>
<div class="tsd-comment tsd-typography"><h4>Remarks</h4><p>The fleet will automatically assign the task to an available agent that can
handle the task type. If no agent is available, the task will be queued.</p>
<h4>Fires</h4><p>task:submitted</p>
<h4>Example</h4><pre><code class="language-typescript"><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">task</span><span class="hl-1"> = </span><span class="hl-6">new</span><span class="hl-1"> </span><span class="hl-0">Task</span><span class="hl-1">(</span><br/><span class="hl-1"> </span><span class="hl-2">&#39;coverage-analysis&#39;</span><span class="hl-1">,</span><br/><span class="hl-1"> </span><span class="hl-2">&#39;Analyze test coverage&#39;</span><span class="hl-1">,</span><br/><span class="hl-1"> { </span><span class="hl-4">coverageReport:</span><span class="hl-1"> </span><span class="hl-2">&#39;./coverage/coverage-final.json&#39;</span><span class="hl-1"> }</span><br/><span class="hl-1">);</span><br/><span class="hl-3">await</span><span class="hl-1"> </span><span class="hl-4">fleet</span><span class="hl-1">.</span><span class="hl-0">submitTask</span><span class="hl-1">(</span><span class="hl-4">task</span><span class="hl-1">);</span>
</code><button>Copy</button></pre>
</div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/proffesor-for-testing/agentic-qe/blob/c6ddb213e5381ebf8fdd295d414eaaf1f1934c9b/src/core/FleetManager.ts#L274">src/core/FleetManager.ts:274</a></li></ul></aside></li></ul></section><section class="tsd-panel tsd-member"><a id="getStatus" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>get<wbr/>Status</span><a href="#getStatus" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="getStatus.getStatus-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">get<wbr/>Status</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="../interfaces/FleetStatus.html" class="tsd-signature-type tsd-kind-interface">FleetStatus</a><a href="#getStatus.getStatus-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Get current fleet status and metrics</p>
</div><h4 class="tsd-returns-title">Returns <a href="../interfaces/FleetStatus.html" class="tsd-signature-type tsd-kind-interface">FleetStatus</a></h4><p>Fleet status including agent counts, task metrics, and uptime</p>
<div class="tsd-comment tsd-typography"><h4>Example</h4><pre><code class="language-typescript"><span class="hl-6">const</span><span class="hl-1"> </span><span class="hl-7">status</span><span class="hl-1"> = </span><span class="hl-4">fleet</span><span class="hl-1">.</span><span class="hl-0">getStatus</span><span class="hl-1">();</span><br/><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">`Fleet </span><span class="hl-6">${</span><span class="hl-4">status</span><span class="hl-12">.</span><span class="hl-4">id</span><span class="hl-6">}</span><span class="hl-2">: </span><span class="hl-6">${</span><span class="hl-4">status</span><span class="hl-12">.</span><span class="hl-4">activeAgents</span><span class="hl-6">}</span><span class="hl-2">/</span><span class="hl-6">${</span><span class="hl-4">status</span><span class="hl-12">.</span><span class="hl-4">totalAgents</span><span class="hl-6">}</span><span class="hl-2"> agents active`</span><span class="hl-1">);</span><br/><span class="hl-4">console</span><span class="hl-1">.</span><span class="hl-0">log</span><span class="hl-1">(</span><span class="hl-2">`Tasks: </span><span class="hl-6">${</span><span class="hl-4">status</span><span class="hl-12">.</span><span class="hl-4">runningTasks</span><span class="hl-6">}</span><span class="hl-2"> running, </span><span class="hl-6">${</span><span class="hl-4">status</span><span class="hl-12">.</span><span class="hl-4">completedTasks</span><span class="hl-6">}</span><span class="hl-2"> completed`</span><span class="hl-1">);</span>
</code><button>Copy</button></pre>
</div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/proffesor-for-testing/agentic-qe/blob/c6ddb213e5381ebf8fdd295d414eaaf1f1934c9b/src/core/FleetManager.ts#L304">src/core/FleetManager.ts:304</a></li></ul></aside></li></ul></section><section class="tsd-panel tsd-member"><a id="getAgent" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>get<wbr/>Agent</span><a href="#getAgent" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="getAgent.getAgent-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">get<wbr/>Agent</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">agentId</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">undefined</span><span class="tsd-signature-symbol"> | </span><a href="Agent.html" class="tsd-signature-type tsd-kind-class">Agent</a><a href="#getAgent.getAgent-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Get agent by ID</p>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">agentId</span>: <span class="tsd-signature-type">string</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">undefined</span><span class="tsd-signature-symbol"> | </span><a href="Agent.html" class="tsd-signature-type tsd-kind-class">Agent</a></h4><div class="tsd-comment tsd-typography"></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/proffesor-for-testing/agentic-qe/blob/c6ddb213e5381ebf8fdd295d414eaaf1f1934c9b/src/core/FleetManager.ts#L332">src/core/FleetManager.ts:332</a></li></ul></aside></li></ul></section><section class="tsd-panel tsd-member"><a id="getAllAgents" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>get<wbr/>All<wbr/>Agents</span><a href="#getAllAgents" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="getAllAgents.getAllAgents-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">get<wbr/>All<wbr/>Agents</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="Agent.html" class="tsd-signature-type tsd-kind-class">Agent</a><span class="tsd-signature-symbol">[]</span><a href="#getAllAgents.getAllAgents-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Get all agents</p>
</div><h4 class="tsd-returns-title">Returns <a href="Agent.html" class="tsd-signature-type tsd-kind-class">Agent</a><span class="tsd-signature-symbol">[]</span></h4><div class="tsd-comment tsd-typography"></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/proffesor-for-testing/agentic-qe/blob/c6ddb213e5381ebf8fdd295d414eaaf1f1934c9b/src/core/FleetManager.ts#L339">src/core/FleetManager.ts:339</a></li></ul></aside></li></ul></section><section class="tsd-panel tsd-member"><a id="getTask" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>get<wbr/>Task</span><a href="#getTask" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="getTask.getTask-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">get<wbr/>Task</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">taskId</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">undefined</span><span class="tsd-signature-symbol"> | </span><a href="Task.html" class="tsd-signature-type tsd-kind-class">Task</a><a href="#getTask.getTask-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Get task by ID</p>
</div><div class="tsd-parameters"><h4 class="tsd-parameters-title">Parameters</h4><ul class="tsd-parameter-list"><li><span><span class="tsd-kind-parameter">taskId</span>: <span class="tsd-signature-type">string</span></span></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">undefined</span><span class="tsd-signature-symbol"> | </span><a href="Task.html" class="tsd-signature-type tsd-kind-class">Task</a></h4><div class="tsd-comment tsd-typography"></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/proffesor-for-testing/agentic-qe/blob/c6ddb213e5381ebf8fdd295d414eaaf1f1934c9b/src/core/FleetManager.ts#L346">src/core/FleetManager.ts:346</a></li></ul></aside></li></ul></section><section class="tsd-panel tsd-member"><a id="getAllTasks" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><span>get<wbr/>All<wbr/>Tasks</span><a href="#getAllTasks" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></h3><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="getAllTasks.getAllTasks-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">get<wbr/>All<wbr/>Tasks</span><span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><a href="Task.html" class="tsd-signature-type tsd-kind-class">Task</a><span class="tsd-signature-symbol">[]</span><a href="#getAllTasks.getAllTasks-1" aria-label="Permalink" class="tsd-anchor-icon"><svg viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Get all tasks</p>
</div><h4 class="tsd-returns-title">Returns <a href="Task.html" class="tsd-signature-type tsd-kind-class">Task</a><span class="tsd-signature-symbol">[]</span></h4><div class="tsd-comment tsd-typography"></div><aside class="tsd-sources"><ul><li>Defined in <a href="https://github.com/proffesor-for-testing/agentic-qe/blob/c6ddb213e5381ebf8fdd295d414eaaf1f1934c9b/src/core/FleetManager.ts#L353">src/core/FleetManager.ts:353</a></li></ul></aside></li></ul></section></section></div><div class="col-sidebar"><div class="page-menu"><div class="tsd-navigation settings"><details class="tsd-index-accordion"><summary class="tsd-accordion-summary"><h3><svg width="20" height="20" viewBox="0 0 24 24" fill="none"><use href="../assets/icons.svg#icon-chevronDown"></use></svg>Settings</h3></summary><div class="tsd-accordion-details"><div class="tsd-filter-visibility"><h4 class="uppercase">Member Visibility</h4><form><ul id="tsd-filter-options"><li class="tsd-filter-item"><label class="tsd-filter-input"><input type="checkbox" id="tsd-filter-protected" name="protected"/><svg width="32" height="32" viewBox="0 0 32 32" aria-hidden="true"><rect class="tsd-checkbox-background" width="30" height="30" x="1" y="1" rx="6" fill="none"></rect><path class="tsd-checkbox-checkmark" d="M8.35422 16.8214L13.2143 21.75L24.6458 10.25" stroke="none" stroke-width="3.5" stroke-linejoin="round" fill="none"></path></svg><span>Protected</span></label></li><li class="tsd-filter-item"><label class="tsd-filter-input"><input type="checkbox" id="tsd-filter-inherited" name="inherited" checked/><svg width="32" height="32" viewBox="0 0 32 32" aria-hidden="true"><rect class="tsd-checkbox-background" width="30" height="30" x="1" y="1" rx="6" fill="none"></rect><path class="tsd-checkbox-checkmark" d="M8.35422 16.8214L13.2143 21.75L24.6458 10.25" stroke="none" stroke-width="3.5" stroke-linejoin="round" fill="none"></path></svg><span>Inherited</span></label></li><li class="tsd-filter-item"><label class="tsd-filter-input"><input type="checkbox" id="tsd-filter-external" name="external"/><svg width="32" height="32" viewBox="0 0 32 32" aria-hidden="true"><rect class="tsd-checkbox-background" width="30" height="30" x="1" y="1" rx="6" fill="none"></rect><path class="tsd-checkbox-checkmark" d="M8.35422 16.8214L13.2143 21.75L24.6458 10.25" stroke="none" stroke-width="3.5" stroke-linejoin="round" fill="none"></path></svg><span>External</span></label></li></ul></form></div><div class="tsd-theme-toggle"><h4 class="uppercase">Theme</h4><select id="tsd-theme"><option value="os">OS</option><option value="light">Light</option><option value="dark">Dark</option></select></div></div></details></div><details open class="tsd-index-accordion tsd-page-navigation"><summary class="tsd-accordion-summary"><h3><svg width="20" height="20" viewBox="0 0 24 24" fill="none"><use href="../assets/icons.svg#icon-chevronDown"></use></svg>On This Page</h3></summary><div class="tsd-accordion-details"><a href="#constructor" class=""><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-512"></use></svg><span>constructor</span></a><a href="#errorMonitor" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1024"></use></svg><span>error<wbr/>Monitor</span></a><a href="#captureRejectionSymbol" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1024"></use></svg><span>capture<wbr/>Rejection<wbr/>Symbol</span></a><a href="#captureRejections" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1024"></use></svg><span>capture<wbr/>Rejections</span></a><a href="#defaultMaxListeners" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1024"></use></svg><span>default<wbr/>Max<wbr/>Listeners</span></a><a href="#_captureRejectionSymbol_" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>[capture<wbr/>Rejection<wbr/>Symbol]</span></a><a href="#once" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>once</span></a><a href="#on" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>on</span></a><a href="#listenerCount" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>listener<wbr/>Count</span></a><a href="#getEventListeners" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Event<wbr/>Listeners</span></a><a href="#getMaxListeners" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Max<wbr/>Listeners</span></a><a href="#setMaxListeners" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>set<wbr/>Max<wbr/>Listeners</span></a><a href="#addAbortListener" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>add<wbr/>Abort<wbr/>Listener</span></a><a href="#addListener" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>add<wbr/>Listener</span></a><a href="#on-3" class="tsd-is-inherited 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class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>set<wbr/>Max<wbr/>Listeners</span></a><a href="#getMaxListeners-2" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Max<wbr/>Listeners</span></a><a href="#listeners" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>listeners</span></a><a href="#rawListeners" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>raw<wbr/>Listeners</span></a><a href="#emit" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>emit</span></a><a href="#listenerCount-2" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>listener<wbr/>Count</span></a><a href="#prependListener" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>prepend<wbr/>Listener</span></a><a href="#prependOnceListener" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>prepend<wbr/>Once<wbr/>Listener</span></a><a href="#eventNames" class="tsd-is-inherited tsd-is-external"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>event<wbr/>Names</span></a><a href="#initialize" class=""><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>initialize</span></a><a href="#start" class=""><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>start</span></a><a href="#stop" class=""><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>stop</span></a><a href="#spawnAgent" class=""><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>spawn<wbr/>Agent</span></a><a href="#removeAgent" class=""><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>remove<wbr/>Agent</span></a><a href="#submitTask" class=""><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>submit<wbr/>Task</span></a><a href="#getStatus" class=""><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Status</span></a><a href="#getAgent" class=""><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Agent</span></a><a href="#getAllAgents" class=""><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>All<wbr/>Agents</span></a><a href="#getTask" class=""><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>Task</span></a><a href="#getAllTasks" class=""><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-2048"></use></svg><span>get<wbr/>All<wbr/>Tasks</span></a></div></details></div><div class="site-menu"><nav class="tsd-navigation"><a href="../modules.html"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1"></use></svg><span>Agentic QE Fleet API Documentation - v1.0.0</span></a><ul class="tsd-small-nested-navigation" id="tsd-nav-container" data-base=".."><li>Loading...</li></ul></nav></div></div></div><footer><p 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