docs/variables/index.extendAsync.html
<!DOCTYPE html><html class="default" lang="en"><head><meta charset="utf-8"/><meta http-equiv="x-ua-compatible" content="IE=edge"/><title>extendAsync | fluent-iterable - v1.38.0</title><meta name="description" content="Documentation for fluent-iterable"/><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"></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">fluent-iterable - v1.38.0</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="../index.html">fluent-iterable</a></li><li><a href="../modules/index.html">index</a></li><li><a href="index.extendAsync.html">extendAsync</a></li></ul><h1>Variable extendAsync<code class="tsd-tag">Const</code></h1></div><div class="tsd-signature"><span class="tsd-kind-variable">extend<wbr/>Async</span><span class="tsd-signature-symbol">:</span> <span class="tsd-signature-symbol">{ </span><br/><span> </span><span class="tsd-kind-call-signature">use</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">name</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span>, <span class="tsd-kind-parameter">operation</span><span class="tsd-signature-symbol">: </span><a href="../types/index.AsyncIterableOperation.html" class="tsd-signature-type tsd-kind-type-alias">AsyncIterableOperation</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">; </span><br/><span> </span><span class="tsd-kind-call-signature">useResolving</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">name</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">string</span>, <span class="tsd-kind-parameter">operation</span><span class="tsd-signature-symbol">: </span><a href="../types/index.AsyncIterableResolvingOperation.html" class="tsd-signature-type tsd-kind-type-alias">AsyncIterableResolvingOperation</a><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span><span class="tsd-signature-symbol">; </span><br/><span class="tsd-signature-symbol">}</span><span class="tsd-signature-symbol"> = ...</span></div><div class="tsd-comment tsd-typography"><p>Used to add custom methods for the next fluent async iterables created
Is recommendable to also declare the method in the interface namespace so it can be visible to typescript, like this:</p>
<pre><code class="ts"><span class="hl-0">declare</span><span class="hl-1"> </span><span class="hl-0">namespace</span><span class="hl-1"> </span><span class="hl-3">FluentAsyncIterable</span><span class="hl-1"> {</span><br/><span class="hl-1"> </span><span class="hl-4">myCustomMethod</span><span class="hl-1"><</span><span class="hl-3">R</span><span class="hl-1">>(</span><span class="hl-5">myParams</span><span class="hl-1">: </span><span class="hl-5">someType</span><span class="hl-1">): </span><span class="hl-5">FluentAsyncIterable</span><span class="hl-1"><</span><span class="hl-6">R</span><span class="hl-1">></span><br/><span class="hl-1">}</span>
</code><button type="button">Copy</button></pre>
</div><div class="tsd-type-declaration"><h4>Type declaration</h4><ul class="tsd-parameters"><li class="tsd-parameter"><h5><span class="tsd-kind-method">use</span><span class="tsd-signature-symbol">:</span>function</h5><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="__type.use.use-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">use</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">name</span>, <span class="tsd-kind-parameter">operation</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span><a href="#__type.use.use-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>Add a method that returns another FluentAsyncIterable</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">name</span>: <span class="tsd-signature-type">string</span></span><div class="tsd-comment tsd-typography"><p>The name of the method</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><span class="tsd-kind-parameter">operation</span>: <a href="../types/index.AsyncIterableOperation.html" class="tsd-signature-type tsd-kind-type-alias">AsyncIterableOperation</a></span><div class="tsd-comment tsd-typography"><p>The operation to be made</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"></div></li></ul></li><li class="tsd-parameter"><h5><span class="tsd-kind-method">use<wbr/>Resolving</span><span class="tsd-signature-symbol">:</span>function</h5><ul class="tsd-signatures"><li class="tsd-signature tsd-anchor-link"><a id="__type.useResolving.useResolving-1" class="tsd-anchor"></a><span class="tsd-kind-call-signature">use<wbr/>Resolving</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">name</span>, <span class="tsd-kind-parameter">operation</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">void</span><a href="#__type.useResolving.useResolving-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>Add a resolving method</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">name</span>: <span class="tsd-signature-type">string</span></span><div class="tsd-comment tsd-typography"><p>The name of the method</p>
</div><div class="tsd-comment tsd-typography"></div></li><li><span><span class="tsd-kind-parameter">operation</span>: <a href="../types/index.AsyncIterableResolvingOperation.html" class="tsd-signature-type tsd-kind-type-alias">AsyncIterableResolvingOperation</a></span><div class="tsd-comment tsd-typography"><p>The resolving operation to be made</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"></div></li></ul></li></ul></div><div class="tsd-comment tsd-typography"></div></div><div class="col-sidebar"><div class="page-menu"><div class="tsd-navigation settings"><details class="tsd-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"><span class="settings-label">Member Visibility</span><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></div><div class="tsd-theme-toggle"><label class="settings-label" for="tsd-theme">Theme</label><select id="tsd-theme"><option value="os">OS</option><option value="light">Light</option><option value="dark">Dark</option></select></div></div></details></div></div><div class="site-menu"><nav class="tsd-navigation"><a href="../index.html"><svg class="tsd-kind-icon" viewBox="0 0 24 24"><use href="../assets/icons.svg#icon-1"></use></svg><span>fluent-iterable - v1.38.0</span></a><ul class="tsd-small-nested-navigation" id="tsd-nav-container" data-base=".."><li>Loading...</li></ul></nav></div></div></div><footer></footer><div class="overlay"></div></body></html>