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tabindex="-1" data-v-18756405><span class="visually-hidden" id="sidebar-aria-label" data-v-18756405> Sidebar Navigation </span><!--[--><!--]--><!--[--><div class="no-transition group" data-v-9e426adc><section class="VPSidebarItem level-0" data-v-9e426adc data-v-a4b0d9bf><div class="item" role="button" tabindex="0" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><h2 class="text" data-v-a4b0d9bf>Introduction</h2><!----></div><div class="items" data-v-a4b0d9bf><!--[--><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>What is SigPro?</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/guide/why.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>Why</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/guide/getting-started.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>Guide</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><div class="no-transition group" data-v-9e426adc><section class="VPSidebarItem level-0" data-v-9e426adc data-v-a4b0d9bf><div class="item" role="button" tabindex="0" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><h2 class="text" data-v-a4b0d9bf>API Reference</h2><!----></div><div class="items" data-v-a4b0d9bf><!--[--><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/quick.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>Quick Start</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/$.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>$</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/html.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>$.html</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/mount.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>$.mount</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/api/tags.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>Tags</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><div class="no-transition group" data-v-9e426adc><section class="VPSidebarItem level-0 has-active" data-v-9e426adc data-v-a4b0d9bf><div class="item" role="button" tabindex="0" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><h2 class="text" data-v-a4b0d9bf>Plugins</h2><!----></div><div class="items" data-v-a4b0d9bf><!--[--><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/plugins/quick.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>Quick Start</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/plugins/core.router.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>@core Router Plugin</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/plugins/core.ui.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>@core UI Plugin</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/plugins/core.fetch.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>@core UI Fetch</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/plugins/core.storage.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>@core UI Storage</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/plugins/core.debug.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>@core UI Debug</p><!--]--></a><!----></div><!----></div><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/plugins/custom.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>Custom</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><div class="no-transition group" data-v-9e426adc><section class="VPSidebarItem level-0" data-v-9e426adc data-v-a4b0d9bf><div class="item" role="button" tabindex="0" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><h2 class="text" data-v-a4b0d9bf>Vite Router Plugin</h2><!----></div><div class="items" data-v-a4b0d9bf><!--[--><div class="VPSidebarItem level-1 is-link" data-v-a4b0d9bf data-v-a4b0d9bf><div class="item" data-v-a4b0d9bf><div class="indicator" data-v-a4b0d9bf></div><a class="VPLink link link" href="/sigpro/vite/plugin.html" data-v-a4b0d9bf><!--[--><p class="text" data-v-a4b0d9bf>Vite Plugin</p><!--]--></a><!----></div><!----></div><!--]--></div></section></div><!--]--><!--[--><!--]--></nav></aside><div class="VPContent has-sidebar" id="VPContent" data-v-a9a9e638 data-v-91765379><div class="VPDoc has-sidebar has-aside" data-v-91765379 data-v-83890dd9><!--[--><!--]--><div class="container" data-v-83890dd9><div class="aside" data-v-83890dd9><div class="aside-curtain" data-v-83890dd9></div><div class="aside-container" data-v-83890dd9><div class="aside-content" data-v-83890dd9><div class="VPDocAside" data-v-83890dd9 data-v-6d7b3c46><!--[--><!--]--><!--[--><!--]--><nav aria-labelledby="doc-outline-aria-label" class="VPDocAsideOutline" data-v-6d7b3c46 data-v-b38bf2ff><div class="content" data-v-b38bf2ff><div class="outline-marker" data-v-b38bf2ff></div><div aria-level="2" class="outline-title" id="doc-outline-aria-label" role="heading" data-v-b38bf2ff>On this page</div><ul class="VPDocOutlineItem root" data-v-b38bf2ff data-v-3f927ebe><!--[--><!--]--></ul></div></nav><!--[--><!--]--><div class="spacer" data-v-6d7b3c46></div><!--[--><!--]--><!----><!--[--><!--]--><!--[--><!--]--></div></div></div></div><div class="content" data-v-83890dd9><div class="content-container" data-v-83890dd9><!--[--><!--]--><main class="main" data-v-83890dd9><div style="position:relative;" class="vp-doc _sigpro_plugins_core_debug" data-v-83890dd9><div><h1 id="development-tool-debug" tabindex="-1">Development Tool: <code>_debug</code> <a class="header-anchor" href="#development-tool-debug" aria-label="Permalink to "Development Tool: `_debug`""></a></h1><p>The <strong>Debug Plugin</strong> is a lightweight reactive listener. Once attached to a signal or a computed function, it automatically monitors changes, compares values, and formats the output in the browser console.</p><h2 id="_1-core-features" tabindex="-1">1. Core Features <a class="header-anchor" href="#_1-core-features" aria-label="Permalink to "1. Core Features""></a></h2><ul><li><strong>Reactive Tracking:</strong> Automatically logs whenever the tracked signal updates.</li><li><strong>Visual Grouping:</strong> Uses styled console groups to keep your dev tools organized.</li><li><strong>Object Inspection:</strong> Automatically uses <code>console.table()</code> when the signal contains an object or array.</li><li><strong>Efficient Comparison:</strong> Uses <code>Object.is</code> to prevent redundant logging if the value hasn't actually changed.</li></ul><hr><h2 id="_2-installation" tabindex="-1">2. Installation <a class="header-anchor" href="#_2-installation" aria-label="Permalink to "2. Installation""></a></h2><p>To use <code>_debug</code>, you only need the SigPro core. Register the plugin in your <code>main.js</code>. You can conditionally load it so it only runs during development.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { $ } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> 'sigpro'</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> { Debug } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> 'sigpro/plugins'</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
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<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Only load Debug in development mode</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> plugins</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [];</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">meta</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">.env.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">DEV</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) plugins.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">push</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(Debug);</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">$.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">plugin</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(plugins).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=></span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">'./App.js'</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">).</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">then</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">app</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =></span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $.</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">mount</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(app.default));</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">});</span></span></code></pre></div><div class="vp-code-group vp-adaptive-theme"><div class="tabs"><input type="radio" name="group-Sp89o" id="tab-TKkcTHw" checked><label data-title="NPM" for="tab-TKkcTHw">NPM</label><input type="radio" name="group-Sp89o" id="tab-IttJyEH"><label data-title="PNPM" for="tab-IttJyEH">PNPM</label><input type="radio" name="group-Sp89o" id="tab-CBu-sMI"><label data-title="Yarn" for="tab-CBu-sMI">Yarn</label><input type="radio" name="group-Sp89o" id="tab-GjQF4LV"><label data-title="Bun" for="tab-GjQF4LV">Bun</label></div><div class="blocks"><div class="language-bash vp-adaptive-theme active"><button title="Copy Code" class="copy"></button><span class="lang">bash</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">npm</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> install</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> sigpro</span></span></code></pre></div><div class="language-bash vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">bash</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">pnpm</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> add</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> sigpro</span></span></code></pre></div><div class="language-bash vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">bash</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">yarn</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> add</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> sigpro</span></span></code></pre></div><div class="language-bash vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">bash</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">bun</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> add</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> sigpro</span></span></code></pre></div></div></div><hr><h2 id="_3-basic-usage" tabindex="-1">3. Basic Usage <a class="header-anchor" href="#_3-basic-usage" aria-label="Permalink to "3. Basic Usage""></a></h2><p>Call <code>_debug</code> anywhere in your component. It stays active in the background, watching the signal's lifecycle.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">export</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> default</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=></span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> $count</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> $user</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"Guest"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, role: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"Viewer"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> });</span></span>
|
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<span class="line"></span>
|
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<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"> // Start tracking</span></span>
|
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<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> _debug</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">($count, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"Main Counter"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
|
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<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> _debug</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">($user, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"User Session"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
|
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<span class="line"></span>
|
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<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> div</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">([</span></span>
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<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> button</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">onclick</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $count</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">c</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =></span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> c </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">+</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> 1</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) }, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"Increment"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">),</span></span>
|
||
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> button</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">onclick</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: () </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $user</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">({ name: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"Admin"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, role: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"Super"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }) }, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"Promote"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ]);</span></span>
|
||
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">};</span></span></code></pre></div><hr><h2 id="_4-console-output-breakdown" tabindex="-1">4. Console Output Breakdown <a class="header-anchor" href="#_4-console-output-breakdown" aria-label="Permalink to "4. Console Output Breakdown""></a></h2><p>When a signal changes, the console displays a structured block:</p><ol><li><strong>Header:</strong> A styled badge with the name (e.g., <code>SigPro Debug: Main Counter</code>).</li><li><strong>Previous Value:</strong> The value before the update (in red).</li><li><strong>Current Value:</strong> The new value (in green).</li><li><strong>Table View:</strong> If the value is an object, a formatted table appears automatically.</li></ol><hr><h2 id="_5-debugging-computed-values" tabindex="-1">5. Debugging Computed Values <a class="header-anchor" href="#_5-debugging-computed-values" aria-label="Permalink to "5. Debugging Computed Values""></a></h2><p>You can also debug <strong>computed functions</strong> to see exactly when derived state is recalculated.</p><div class="language-javascript vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">javascript</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> $price</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">100</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
|
||
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> $tax</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">0.21</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span>
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||
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">const</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> $total</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> =</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=></span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $price</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">() </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">*</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">1</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> +</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> $tax</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()));</span></span>
|
||
<span class="line"></span>
|
||
<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">// Monitor the result of the calculation</span></span>
|
||
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">_debug</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">($total, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">"Final Invoice Total"</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">);</span></span></code></pre></div><hr><h2 id="_6-why-use-debug" tabindex="-1">6. Why use <code>_debug</code>? <a class="header-anchor" href="#_6-why-use-debug" aria-label="Permalink to "6. Why use `_debug`?""></a></h2><ol><li><strong>Clean Logic:</strong> No need to scatter <code>console.log</code> inside your reactive functions.</li><li><strong>State History:</strong> Instantly see the "Before" and "After" of any user action.</li><li><strong>No-Noise:</strong> It only logs when a real change occurs, keeping the console clean.</li><li><strong>Deep Inspection:</strong> The automatic <code>console.table</code> makes debugging large API responses much faster.</li></ol></div></div></main><footer class="VPDocFooter" data-v-83890dd9 data-v-4f9813fa><!--[--><!--]--><!----><nav class="prev-next" aria-labelledby="doc-footer-aria-label" data-v-4f9813fa><span class="visually-hidden" id="doc-footer-aria-label" data-v-4f9813fa>Pager</span><div class="pager" data-v-4f9813fa><a class="VPLink link pager-link prev" href="/sigpro/plugins/core.storage.html" data-v-4f9813fa><!--[--><span class="desc" data-v-4f9813fa>Previous page</span><span class="title" data-v-4f9813fa>@core UI Storage</span><!--]--></a></div><div class="pager" data-v-4f9813fa><a class="VPLink link pager-link next" href="/sigpro/plugins/custom.html" data-v-4f9813fa><!--[--><span class="desc" data-v-4f9813fa>Next page</span><span class="title" data-v-4f9813fa>Custom</span><!--]--></a></div></nav></footer><!--[--><!--]--></div></div></div><!--[--><!--]--></div></div><!----><!--[--><!--]--></div></div>
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