Add Sly manual.

author: David Thompson <dthompson2@worcester.edu> 2016-08-19 20:40:12 -0400
committer: David Thompson <dthompson2@worcester.edu> 2016-08-19 20:40:12 -0400
commit: 9224412274e1e1a31a959083bb257a7d6ab2b113 (patch)
tree: c82ef8b0136037aa1b278957f42ae665188861be /manuals/sly/Miscellaneous_002dUtilities.html
parent: c47d942552568e9a866e9d4887944e0c074dec93 (diff)
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+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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+<head>
+<title>Sly: Miscellaneous-Utilities</title>
+
+<meta name="description" content="Sly: Miscellaneous-Utilities">
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+<link href="Utilities.html#Utilities" rel="up" title="Utilities">
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+<body lang="en">
+<a name="Miscellaneous_002dUtilities"></a>
+<div class="header">
+<p>
+Previous: <a href="Live-Reloading.html#Live-Reloading" accesskey="p" rel="prev">Live Reloading</a>, Up: <a href="Utilities.html#Utilities" accesskey="u" rel="up">Utilities</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Index.html#Index" title="Index" rel="index">Index</a>]</p>
+</div>
+<hr>
+<a name="Miscellaneous-2"></a>
+<h4 class="subsection">4.6.3 Miscellaneous</h4>
+
+<div class="example">
+<pre class="example">(use-modules (sly utils))
+</pre></div>
+
+<p>Miscellaneous helpful procedures.
+</p>
+<dl>
+<dt><a name="index-define_002dguardian"></a>Scheme Syntax: <strong>define-guardian</strong> <em><var>name</var> <var>reaper</var></em></dt>
+<dd><p>Define a new guardian called <code>name</code> and call <code>reaper</code> when
+an object within the guardian is GC&rsquo;d.  Reaping is ensured to happen
+from the same thread that is running the game loop.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-memoize"></a>Scheme Procedure: <strong>memoize</strong> <em><var>proc</var></em></dt>
+<dd><p>Return a memoizing version of <code>proc</code>.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-forever"></a>Scheme Syntax: <strong>forever</strong> <em><var>body</var> &hellip;</em></dt>
+<dd><p>Evaluate <code>body</code> in an unbounded loop.  Useful in coroutines that
+have no end.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-trampoline"></a>Scheme Syntax: <strong>trampoline</strong> <em><var>proc-name</var></em></dt>
+<dd><p>Create a new procedure that applies the procedure bound to
+<code>proc-name</code> with all given arguments.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-chain_002a"></a>Scheme Syntax: <strong>chain*</strong> <em><var>args</var> (<var>proc</var> &hellip;) . <var>rest</var></em></dt>
+<dd><p>Handy macro for flattening nested procedure calls where the output of
+an inner call is the last argument to the outer call.
+</p>
+<div class="example">
+<pre class="example">(chain* (list '(1 2) '(3 4))
+  (map +)
+  (fold + 0)) ;; =&gt; 10
+</pre></div>
+
+</dd></dl>
+
+<dl>
+<dt><a name="index-chain"></a>Scheme Syntax: <strong>chain</strong> <em><var>arg</var> (<var>proc</var> &hellip;) . <var>rest</var></em></dt>
+<dd><p>Like <code>chain*</code> but for a single argument.
+</p>
+<div class="example">
+<pre class="example">(chain '(1 2 3 4)
+  (map 1+)
+  (fold + 0)) ;; =&gt; 14
+</pre></div>
+
+</dd></dl>
+
+<dl>
+<dt><a name="index-list_002d_003evlist_002a"></a>Scheme Procedure: <strong>list-&gt;vlist*</strong> <em><var>lst</var></em></dt>
+<dd><p>Convert <code>lst</code> and all sub-lists within to vlists.
+</p></dd></dl>
+
+<dl>
+<dt><a name="index-list_002d_003evlist_002a-1"></a>Scheme Procedure: <strong>list-&gt;vlist*</strong> <em><var>lst</var> <var>index</var> [&hellip;]</em></dt>
+<dd><p>Return the element at index <code>index &hellip;</code> in the nested vlist
+structure <code>vlist</code>.
+</p></dd></dl>
+
+
+
+
+</body>
+</html>
author	David Thompson <dthompson2@worcester.edu>	2016-08-19 20:40:12 -0400
committer	David Thompson <dthompson2@worcester.edu>	2016-08-19 20:40:12 -0400
commit	9224412274e1e1a31a959083bb257a7d6ab2b113 (patch)
tree	c82ef8b0136037aa1b278957f42ae665188861be /manuals/sly/Miscellaneous_002dUtilities.html
parent	c47d942552568e9a866e9d4887944e0c074dec93 (diff)