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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>Mu - 063list.mu</title>
<meta name="Generator" content="Vim/7.4">
<meta name="plugin-version" content="vim7.4_v1">
<meta name="syntax" content="none">
<meta name="settings" content="use_css,pre_wrap,no_foldcolumn,expand_tabs,prevent_copy=">
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.muRecipe { color: #ff8700; }
.muData { color: #ffff00; }
.muScenario { color: #00af00; }
.Comment { color: #9090ff; }
.Constant { color: #00a0a0; }
.Special { color: #ff6060; }
.muControl { color: #c0a020; }
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<pre id='vimCodeElement'>
<span class="Comment"># A list links up multiple objects together to make them easier to manage.</span>
<span class="Comment">#</span>
<span class="Comment"># Try to make all objects in a single list of the same type, it'll help avoid bugs.</span>
<span class="Comment"># If you want to store multiple types in a single list, use an exclusive-container.</span>

<span class="muData">container</span> list [
  value:location
  next:address:list
]

<span class="Comment"># result:address:list &lt;- push x:location, in:address:list</span>
<span class="muRecipe">recipe</span> push [
  <span class="Constant">local-scope</span>
  x:location<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
  in:address:list<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
  result:address:list<span class="Special"> &lt;- </span>new <span class="Constant">list:type</span>
  val:address:location<span class="Special"> &lt;- </span>get-address *result, <span class="Constant">value:offset</span>
  *val<span class="Special"> &lt;- </span>copy x
  next:address:address:list<span class="Special"> &lt;- </span>get-address *result, <span class="Constant">next:offset</span>
  *next<span class="Special"> &lt;- </span>copy in
  <span class="muControl">reply</span> result
]

<span class="Comment"># result:location &lt;- first in:address:list</span>
<span class="muRecipe">recipe</span> first [
  <span class="Constant">local-scope</span>
  in:address:list<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
  result:location<span class="Special"> &lt;- </span>get *in, <span class="Constant">value:offset</span>
  <span class="muControl">reply</span> result
]

<span class="Comment"># result:address:list &lt;- rest in:address:list</span>
<span class="muRecipe">recipe</span> rest [
  <span class="Constant">local-scope</span>
  in:address:list<span class="Special"> &lt;- </span><span class="Constant">next-ingredient</span>
  result:address:list<span class="Special"> &lt;- </span>get *in, <span class="Constant">next:offset</span>
  <span class="muControl">reply</span> result
]

<span class="muScenario">scenario</span> list-handling [
  run [
    <span class="Constant">1</span>:address:list<span class="Special"> &lt;- </span>copy <span class="Constant">0</span>
    <span class="Constant">1</span>:address:list<span class="Special"> &lt;- </span>push <span class="Constant">3</span>, <span class="Constant">1</span>:address:list
    <span class="Constant">1</span>:address:list<span class="Special"> &lt;- </span>push <span class="Constant">4</span>, <span class="Constant">1</span>:address:list
    <span class="Constant">1</span>:address:list<span class="Special"> &lt;- </span>push <span class="Constant">5</span>, <span class="Constant">1</span>:address:list
    <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>first <span class="Constant">1</span>:address:list
    <span class="Constant">1</span>:address:list<span class="Special"> &lt;- </span>rest <span class="Constant">1</span>:address:list
    <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>first <span class="Constant">1</span>:address:list
    <span class="Constant">1</span>:address:list<span class="Special"> &lt;- </span>rest <span class="Constant">1</span>:address:list
    <span class="Constant">4</span>:number<span class="Special"> &lt;- </span>first <span class="Constant">1</span>:address:list
    <span class="Constant">1</span>:address:list<span class="Special"> &lt;- </span>rest <span class="Constant">1</span>:address:list
  ]
  memory-should-contain [
    <span class="Constant">1</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># empty to empty, dust to dust..</span>
    <span class="Constant">2</span><span class="Special"> &lt;- </span><span class="Constant">5</span>
    <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">4</span>
    <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">3</span>
  ]
]
</pre>
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