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authorKartik K. Agaram <vc@akkartik.com>2016-12-26 01:17:01 -0800
committerKartik K. Agaram <vc@akkartik.com>2016-12-26 01:26:16 -0800
commite5c11a5137d538b7713dd8708ca767c208824c06 (patch)
tree82976fd80e5d8048840701c351827730b29f89f6 /html/070table.mu.html
parent63e1c465e46502bd7c391e31db73e7e5ae19adfd (diff)
downloadmu-e5c11a5137d538b7713dd8708ca767c208824c06.tar.gz
3709 - line numbers in html
Each line number also gets an anchor name, but I'm not hyperlinking them for now
because I don't want to encourage bookmarking these links just yet. They aren't
permalinks because every revision may change what's at any given line number.
Diffstat (limited to 'html/070table.mu.html')
-rw-r--r--html/070table.mu.html248
1 files changed, 136 insertions, 112 deletions
diff --git a/html/070table.mu.html b/html/070table.mu.html
index 6d9b3e0c..ff8703af 100644
--- a/html/070table.mu.html
+++ b/html/070table.mu.html
@@ -6,7 +6,7 @@
 <meta name="Generator" content="Vim/7.4">
 <meta name="plugin-version" content="vim7.4_v2">
 <meta name="syntax" content="none">
-<meta name="settings" content="use_css,pre_wrap,no_foldcolumn,expand_tabs,prevent_copy=">
+<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy=">
 <meta name="colorscheme" content="minimal">
 <style type="text/css">
 <!--
@@ -15,10 +15,11 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
 * { font-size: 12pt; font-size: 1em; }
 .muData { color: #ffff00; }
 .muControl { color: #c0a020; }
+.Special { color: #c00000; }
 .Delimiter { color: #800080; }
 .Comment { color: #9090ff; }
 .Constant { color: #00a0a0; }
-.Special { color: #c00000; }
+.LineNr { color: #444444; }
 .muRecipe { color: #ff8700; }
 .muScenario { color: #00af00; }
 -->
@@ -27,120 +28,143 @@ body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color
 <script type='text/javascript'>
 <!--
 
+/* function to open any folds containing a jumped-to line before jumping to it */
+function JumpToLine()
+{
+  var lineNum;
+  lineNum = window.location.hash;
+  lineNum = lineNum.substr(1); /* strip off '#' */
+
+  if (lineNum.indexOf('L') == -1) {
+    lineNum = 'L'+lineNum;
+  }
+  lineElem = document.getElementById(lineNum);
+  /* Always jump to new location even if the line was hidden inside a fold, or
+   * we corrected the raw number to a line ID.
+   */
+  if (lineElem) {
+    lineElem.scrollIntoView(true);
+  }
+  return true;
+}
+if ('onhashchange' in window) {
+  window.onhashchange = JumpToLine;
+}
+
 -->
 </script>
 </head>
-<body>
+<body onload='JumpToLine();'>
 <pre id='vimCodeElement'>
-<span class="Comment"># A table is like an array, except that you can index it with arbitrary types</span>
-<span class="Comment"># and not just non-negative whole numbers.</span>
-
-<span class="Comment"># incomplete; doesn't handle hash conflicts</span>
-
-<span class="muScenario">scenario</span> table-read-write [
-  <span class="Constant">local-scope</span>
-  tab:&amp;:table:num:num <span class="Special">&lt;-</span> new-table<span class="Constant"> 30</span>
-  run [
-    put-index tab,<span class="Constant"> 12</span>,<span class="Constant"> 34</span>
-    60:num/<span class="Special">raw</span>, 61:bool/<span class="Special">raw</span> <span class="Special">&lt;-</span> index tab,<span class="Constant"> 12</span>
-  ]
-  memory-should-contain [
-   <span class="Constant"> 60</span> <span class="Special">&lt;-</span><span class="Constant"> 34</span>
-   <span class="Constant"> 61</span> <span class="Special">&lt;-</span><span class="Constant"> 1</span>  <span class="Comment"># found</span>
-  ]
-]
-
-<span class="muScenario">scenario</span> table-read-write-non-integer [
-  <span class="Constant">local-scope</span>
-  tab:&amp;:table:text:num <span class="Special">&lt;-</span> new-table<span class="Constant"> 30</span>
-  run [
-    put-index tab, <span class="Constant">[abc def]</span>,<span class="Constant"> 34</span>
-    1:num/<span class="Special">raw</span>, 2:bool/<span class="Special">raw</span> <span class="Special">&lt;-</span> index tab, <span class="Constant">[abc def]</span>
-  ]
-  memory-should-contain [
-   <span class="Constant"> 1</span> <span class="Special">&lt;-</span><span class="Constant"> 34</span>
-   <span class="Constant"> 2</span> <span class="Special">&lt;-</span><span class="Constant"> 1</span>  <span class="Comment"># found</span>
-  ]
-]
-
-<span class="muScenario">scenario</span> table-read-not-found [
-  <span class="Constant">local-scope</span>
-  tab:&amp;:table:text:num <span class="Special">&lt;-</span> new-table<span class="Constant"> 30</span>
-  run [
-    1:num/<span class="Special">raw</span>, 2:bool/<span class="Special">raw</span> <span class="Special">&lt;-</span> index tab, <span class="Constant">[abc def]</span>
-  ]
-  memory-should-contain [
-   <span class="Constant"> 1</span> <span class="Special">&lt;-</span><span class="Constant"> 0</span>
-   <span class="Constant"> 2</span> <span class="Special">&lt;-</span><span class="Constant"> 0</span>  <span class="Comment"># not found</span>
-  ]
-]
-
-<span class="muData">container</span> table:_key:_value [
-  length:num
-  capacity:num
-  data:&amp;:@:table-row:_key:_value
-]
-
-<span class="muData">container</span> table-row:_key:_value [
-  occupied?:bool
-  key:_key
-  value:_value
-]
-
-<span class="muRecipe">def</span> new-table capacity:num<span class="muRecipe"> -&gt; </span>result:&amp;:table:_key:_value [
-  <span class="Constant">local-scope</span>
-  <span class="Constant">load-ingredients</span>
-  result <span class="Special">&lt;-</span> new <span class="Delimiter">{</span>(table _key _value): type<span class="Delimiter">}</span>
-  data:&amp;:@:table-row:_key:_value <span class="Special">&lt;-</span> new <span class="Delimiter">{</span>(table-row _key _value): type<span class="Delimiter">}</span>, capacity
-  *result <span class="Special">&lt;-</span> merge <span class="Constant">0/length</span>, capacity, data
-]
-
-<span class="Comment"># todo: tag results as /required so that call-sites are forbidden from ignoring them</span>
-<span class="Comment"># then we could handle conflicts simply by resizing the table</span>
-<span class="muRecipe">def</span> put-index table:&amp;:table:_key:_value, key:_key, value:_value<span class="muRecipe"> -&gt; </span>table:&amp;:table:_key:_value [
-  <span class="Constant">local-scope</span>
-  <span class="Constant">load-ingredients</span>
-  hash:num <span class="Special">&lt;-</span> hash key
-  hash <span class="Special">&lt;-</span> abs hash
-  capacity:num <span class="Special">&lt;-</span> get *table, <span class="Constant">capacity:offset</span>
-  _, hash-key:num <span class="Special">&lt;-</span> divide-with-remainder hash, capacity
-  hash-key <span class="Special">&lt;-</span> abs hash-key  <span class="Comment"># in case hash overflows from a double into a negative integer inside 'divide-with-remainder' above</span>
-  table-data:&amp;:@:table-row:_key:_value <span class="Special">&lt;-</span> get *table, <span class="Constant">data:offset</span>
-  x:table-row:_key:_value <span class="Special">&lt;-</span> index *table-data, hash-key
-  occupied?:bool <span class="Special">&lt;-</span> get x, <span class="Constant">occupied?:offset</span>
-  not-occupied?:bool <span class="Special">&lt;-</span> not occupied?:bool
-  assert not-occupied?, <span class="Constant">[can't handle collisions yet]</span>
-  new-row:table-row:_key:_value <span class="Special">&lt;-</span> merge <span class="Constant">1/true</span>, key, value
-  *table-data <span class="Special">&lt;-</span> put-index *table-data, hash-key, new-row
-]
-
-<span class="muRecipe">def</span> index table:&amp;:table:_key:_value, key:_key<span class="muRecipe"> -&gt; </span>result:_value, found?:bool [
-  <span class="Constant">local-scope</span>
-  <span class="Constant">load-ingredients</span>
-  hash:num <span class="Special">&lt;-</span> hash key
-  hash <span class="Special">&lt;-</span> abs hash
-  capacity:num <span class="Special">&lt;-</span> get *table, <span class="Constant">capacity:offset</span>
-  _, hash-key:num <span class="Special">&lt;-</span> divide-with-remainder hash, capacity
-  hash-key <span class="Special">&lt;-</span> abs hash-key  <span class="Comment"># in case hash overflows from a double into a negative integer inside 'divide-with-remainder' above</span>
-  table-data:&amp;:@:table-row:_key:_value <span class="Special">&lt;-</span> get *table, <span class="Constant">data:offset</span>
-  x:table-row:_key:_value <span class="Special">&lt;-</span> index *table-data, hash-key
-  empty:&amp;:_value <span class="Special">&lt;-</span> new <span class="Constant">_value:type</span>
-  result <span class="Special">&lt;-</span> copy *empty
-  found?:bool <span class="Special">&lt;-</span> get x, <span class="Constant">occupied?:offset</span>
-  <span class="muControl">return-unless</span> found?
-  key2:_key <span class="Special">&lt;-</span> get x, <span class="Constant">key:offset</span>
-  found?:bool <span class="Special">&lt;-</span> equal key, key2
-  <span class="muControl">return-unless</span> found?
-  result <span class="Special">&lt;-</span> get x, <span class="Constant">value:offset</span>
-]
-
-<span class="muRecipe">def</span> abs n:num<span class="muRecipe"> -&gt; </span>result:num [
-  <span class="Constant">local-scope</span>
-  <span class="Constant">load-ingredients</span>
-  positive?:bool <span class="Special">&lt;-</span> greater-or-equal n,<span class="Constant"> 0</span>
-  <span class="muControl">return-if</span> positive?, n
-  result <span class="Special">&lt;-</span> multiply n,<span class="Constant"> -1</span>
-]
+<a name="L1"></a><span id="L1" class="LineNr">  1 </span><span class="Comment"># A table is like an array, except that you can index it with arbitrary types</span>
+<a name="L2"></a><span id="L2" class="LineNr">  2 </span><span class="Comment"># and not just non-negative whole numbers.</span>
+<a name="L3"></a><span id="L3" class="LineNr">  3 </span>
+<a name="L4"></a><span id="L4" class="LineNr">  4 </span><span class="Comment"># incomplete; doesn't handle hash conflicts</span>
+<a name="L5"></a><span id="L5" class="LineNr">  5 </span>
+<a name="L6"></a><span id="L6" class="LineNr">  6 </span><span class="muScenario">scenario</span> table-read-write [
+<a name="L7"></a><span id="L7" class="LineNr">  7 </span>  <span class="Constant">local-scope</span>
+<a name="L8"></a><span id="L8" class="LineNr">  8 </span>  tab:&amp;:table:num:num <span class="Special">&lt;-</span> new-table<span class="Constant"> 30</span>
+<a name="L9"></a><span id="L9" class="LineNr">  9 </span>  run [
+<a name="L10"></a><span id="L10" class="LineNr"> 10 </span>    put-index tab,<span class="Constant"> 12</span>,<span class="Constant"> 34</span>
+<a name="L11"></a><span id="L11" class="LineNr"> 11 </span>    60:num/<span class="Special">raw</span>, 61:bool/<span class="Special">raw</span> <span class="Special">&lt;-</span> index tab,<span class="Constant"> 12</span>
+<a name="L12"></a><span id="L12" class="LineNr"> 12 </span>  ]
+<a name="L13"></a><span id="L13" class="LineNr"> 13 </span>  memory-should-contain [
+<a name="L14"></a><span id="L14" class="LineNr"> 14 </span>   <span class="Constant"> 60</span> <span class="Special">&lt;-</span><span class="Constant"> 34</span>
+<a name="L15"></a><span id="L15" class="LineNr"> 15 </span>   <span class="Constant"> 61</span> <span class="Special">&lt;-</span><span class="Constant"> 1</span>  <span class="Comment"># found</span>
+<a name="L16"></a><span id="L16" class="LineNr"> 16 </span>  ]
+<a name="L17"></a><span id="L17" class="LineNr"> 17 </span>]
+<a name="L18"></a><span id="L18" class="LineNr"> 18 </span>
+<a name="L19"></a><span id="L19" class="LineNr"> 19 </span><span class="muScenario">scenario</span> table-read-write-non-integer [
+<a name="L20"></a><span id="L20" class="LineNr"> 20 </span>  <span class="Constant">local-scope</span>
+<a name="L21"></a><span id="L21" class="LineNr"> 21 </span>  tab:&amp;:table:text:num <span class="Special">&lt;-</span> new-table<span class="Constant"> 30</span>
+<a name="L22"></a><span id="L22" class="LineNr"> 22 </span>  run [
+<a name="L23"></a><span id="L23" class="LineNr"> 23 </span>    put-index tab, <span class="Constant">[abc def]</span>,<span class="Constant"> 34</span>
+<a name="L24"></a><span id="L24" class="LineNr"> 24 </span>    1:num/<span class="Special">raw</span>, 2:bool/<span class="Special">raw</span> <span class="Special">&lt;-</span> index tab, <span class="Constant">[abc def]</span>
+<a name="L25"></a><span id="L25" class="LineNr"> 25 </span>  ]
+<a name="L26"></a><span id="L26" class="LineNr"> 26 </span>  memory-should-contain [
+<a name="L27"></a><span id="L27" class="LineNr"> 27 </span>   <span class="Constant"> 1</span> <span class="Special">&lt;-</span><span class="Constant"> 34</span>
+<a name="L28"></a><span id="L28" class="LineNr"> 28 </span>   <span class="Constant"> 2</span> <span class="Special">&lt;-</span><span class="Constant"> 1</span>  <span class="Comment"># found</span>
+<a name="L29"></a><span id="L29" class="LineNr"> 29 </span>  ]
+<a name="L30"></a><span id="L30" class="LineNr"> 30 </span>]
+<a name="L31"></a><span id="L31" class="LineNr"> 31 </span>
+<a name="L32"></a><span id="L32" class="LineNr"> 32 </span><span class="muScenario">scenario</span> table-read-not-found [
+<a name="L33"></a><span id="L33" class="LineNr"> 33 </span>  <span class="Constant">local-scope</span>
+<a name="L34"></a><span id="L34" class="LineNr"> 34 </span>  tab:&amp;:table:text:num <span class="Special">&lt;-</span> new-table<span class="Constant"> 30</span>
+<a name="L35"></a><span id="L35" class="LineNr"> 35 </span>  run [
+<a name="L36"></a><span id="L36" class="LineNr"> 36 </span>    1:num/<span class="Special">raw</span>, 2:bool/<span class="Special">raw</span> <span class="Special">&lt;-</span> index tab, <span class="Constant">[abc def]</span>
+<a name="L37"></a><span id="L37" class="LineNr"> 37 </span>  ]
+<a name="L38"></a><span id="L38" class="LineNr"> 38 </span>  memory-should-contain [
+<a name="L39"></a><span id="L39" class="LineNr"> 39 </span>   <span class="Constant"> 1</span> <span class="Special">&lt;-</span><span class="Constant"> 0</span>
+<a name="L40"></a><span id="L40" class="LineNr"> 40 </span>   <span class="Constant"> 2</span> <span class="Special">&lt;-</span><span class="Constant"> 0</span>  <span class="Comment"># not found</span>
+<a name="L41"></a><span id="L41" class="LineNr"> 41 </span>  ]
+<a name="L42"></a><span id="L42" class="LineNr"> 42 </span>]
+<a name="L43"></a><span id="L43" class="LineNr"> 43 </span>
+<a name="L44"></a><span id="L44" class="LineNr"> 44 </span><span class="muData">container</span> table:_key:_value [
+<a name="L45"></a><span id="L45" class="LineNr"> 45 </span>  length:num
+<a name="L46"></a><span id="L46" class="LineNr"> 46 </span>  capacity:num
+<a name="L47"></a><span id="L47" class="LineNr"> 47 </span>  data:&amp;:@:table-row:_key:_value
+<a name="L48"></a><span id="L48" class="LineNr"> 48 </span>]
+<a name="L49"></a><span id="L49" class="LineNr"> 49 </span>
+<a name="L50"></a><span id="L50" class="LineNr"> 50 </span><span class="muData">container</span> table-row:_key:_value [
+<a name="L51"></a><span id="L51" class="LineNr"> 51 </span>  occupied?:bool
+<a name="L52"></a><span id="L52" class="LineNr"> 52 </span>  key:_key
+<a name="L53"></a><span id="L53" class="LineNr"> 53 </span>  value:_value
+<a name="L54"></a><span id="L54" class="LineNr"> 54 </span>]
+<a name="L55"></a><span id="L55" class="LineNr"> 55 </span>
+<a name="L56"></a><span id="L56" class="LineNr"> 56 </span><span class="muRecipe">def</span> new-table capacity:num<span class="muRecipe"> -&gt; </span>result:&amp;:table:_key:_value [
+<a name="L57"></a><span id="L57" class="LineNr"> 57 </span>  <span class="Constant">local-scope</span>
+<a name="L58"></a><span id="L58" class="LineNr"> 58 </span>  <span class="Constant">load-ingredients</span>
+<a name="L59"></a><span id="L59" class="LineNr"> 59 </span>  result <span class="Special">&lt;-</span> new <span class="Delimiter">{</span>(table _key _value): type<span class="Delimiter">}</span>
+<a name="L60"></a><span id="L60" class="LineNr"> 60 </span>  data:&amp;:@:table-row:_key:_value <span class="Special">&lt;-</span> new <span class="Delimiter">{</span>(table-row _key _value): type<span class="Delimiter">}</span>, capacity
+<a name="L61"></a><span id="L61" class="LineNr"> 61 </span>  *result <span class="Special">&lt;-</span> merge <span class="Constant">0/length</span>, capacity, data
+<a name="L62"></a><span id="L62" class="LineNr"> 62 </span>]
+<a name="L63"></a><span id="L63" class="LineNr"> 63 </span>
+<a name="L64"></a><span id="L64" class="LineNr"> 64 </span><span class="Comment"># todo: tag results as /required so that call-sites are forbidden from ignoring them</span>
+<a name="L65"></a><span id="L65" class="LineNr"> 65 </span><span class="Comment"># then we could handle conflicts simply by resizing the table</span>
+<a name="L66"></a><span id="L66" class="LineNr"> 66 </span><span class="muRecipe">def</span> put-index table:&amp;:table:_key:_value, key:_key, value:_value<span class="muRecipe"> -&gt; </span>table:&amp;:table:_key:_value [
+<a name="L67"></a><span id="L67" class="LineNr"> 67 </span>  <span class="Constant">local-scope</span>
+<a name="L68"></a><span id="L68" class="LineNr"> 68 </span>  <span class="Constant">load-ingredients</span>
+<a name="L69"></a><span id="L69" class="LineNr"> 69 </span>  hash:num <span class="Special">&lt;-</span> hash key
+<a name="L70"></a><span id="L70" class="LineNr"> 70 </span>  hash <span class="Special">&lt;-</span> abs hash
+<a name="L71"></a><span id="L71" class="LineNr"> 71 </span>  capacity:num <span class="Special">&lt;-</span> get *table, <span class="Constant">capacity:offset</span>
+<a name="L72"></a><span id="L72" class="LineNr"> 72 </span>  _, hash-key:num <span class="Special">&lt;-</span> divide-with-remainder hash, capacity
+<a name="L73"></a><span id="L73" class="LineNr"> 73 </span>  hash-key <span class="Special">&lt;-</span> abs hash-key  <span class="Comment"># in case hash overflows from a double into a negative integer inside 'divide-with-remainder' above</span>
+<a name="L74"></a><span id="L74" class="LineNr"> 74 </span>  table-data:&amp;:@:table-row:_key:_value <span class="Special">&lt;-</span> get *table, <span class="Constant">data:offset</span>
+<a name="L75"></a><span id="L75" class="LineNr"> 75 </span>  x:table-row:_key:_value <span class="Special">&lt;-</span> index *table-data, hash-key
+<a name="L76"></a><span id="L76" class="LineNr"> 76 </span>  occupied?:bool <span class="Special">&lt;-</span> get x, <span class="Constant">occupied?:offset</span>
+<a name="L77"></a><span id="L77" class="LineNr"> 77 </span>  not-occupied?:bool <span class="Special">&lt;-</span> not occupied?:bool
+<a name="L78"></a><span id="L78" class="LineNr"> 78 </span>  assert not-occupied?, <span class="Constant">[can't handle collisions yet]</span>
+<a name="L79"></a><span id="L79" class="LineNr"> 79 </span>  new-row:table-row:_key:_value <span class="Special">&lt;-</span> merge <span class="Constant">1/true</span>, key, value
+<a name="L80"></a><span id="L80" class="LineNr"> 80 </span>  *table-data <span class="Special">&lt;-</span> put-index *table-data, hash-key, new-row
+<a name="L81"></a><span id="L81" class="LineNr"> 81 </span>]
+<a name="L82"></a><span id="L82" class="LineNr"> 82 </span>
+<a name="L83"></a><span id="L83" class="LineNr"> 83 </span><span class="muRecipe">def</span> index table:&amp;:table:_key:_value, key:_key<span class="muRecipe"> -&gt; </span>result:_value, found?:bool [
+<a name="L84"></a><span id="L84" class="LineNr"> 84 </span>  <span class="Constant">local-scope</span>
+<a name="L85"></a><span id="L85" class="LineNr"> 85 </span>  <span class="Constant">load-ingredients</span>
+<a name="L86"></a><span id="L86" class="LineNr"> 86 </span>  hash:num <span class="Special">&lt;-</span> hash key
+<a name="L87"></a><span id="L87" class="LineNr"> 87 </span>  hash <span class="Special">&lt;-</span> abs hash
+<a name="L88"></a><span id="L88" class="LineNr"> 88 </span>  capacity:num <span class="Special">&lt;-</span> get *table, <span class="Constant">capacity:offset</span>
+<a name="L89"></a><span id="L89" class="LineNr"> 89 </span>  _, hash-key:num <span class="Special">&lt;-</span> divide-with-remainder hash, capacity
+<a name="L90"></a><span id="L90" class="LineNr"> 90 </span>  hash-key <span class="Special">&lt;-</span> abs hash-key  <span class="Comment"># in case hash overflows from a double into a negative integer inside 'divide-with-remainder' above</span>
+<a name="L91"></a><span id="L91" class="LineNr"> 91 </span>  table-data:&amp;:@:table-row:_key:_value <span class="Special">&lt;-</span> get *table, <span class="Constant">data:offset</span>
+<a name="L92"></a><span id="L92" class="LineNr"> 92 </span>  x:table-row:_key:_value <span class="Special">&lt;-</span> index *table-data, hash-key
+<a name="L93"></a><span id="L93" class="LineNr"> 93 </span>  empty:&amp;:_value <span class="Special">&lt;-</span> new <span class="Constant">_value:type</span>
+<a name="L94"></a><span id="L94" class="LineNr"> 94 </span>  result <span class="Special">&lt;-</span> copy *empty
+<a name="L95"></a><span id="L95" class="LineNr"> 95 </span>  found?:bool <span class="Special">&lt;-</span> get x, <span class="Constant">occupied?:offset</span>
+<a name="L96"></a><span id="L96" class="LineNr"> 96 </span>  <span class="muControl">return-unless</span> found?
+<a name="L97"></a><span id="L97" class="LineNr"> 97 </span>  key2:_key <span class="Special">&lt;-</span> get x, <span class="Constant">key:offset</span>
+<a name="L98"></a><span id="L98" class="LineNr"> 98 </span>  found?:bool <span class="Special">&lt;-</span> equal key, key2
+<a name="L99"></a><span id="L99" class="LineNr"> 99 </span>  <span class="muControl">return-unless</span> found?
+<a name="L100"></a><span id="L100" class="LineNr">100 </span>  result <span class="Special">&lt;-</span> get x, <span class="Constant">value:offset</span>
+<a name="L101"></a><span id="L101" class="LineNr">101 </span>]
+<a name="L102"></a><span id="L102" class="LineNr">102 </span>
+<a name="L103"></a><span id="L103" class="LineNr">103 </span><span class="muRecipe">def</span> abs n:num<span class="muRecipe"> -&gt; </span>result:num [
+<a name="L104"></a><span id="L104" class="LineNr">104 </span>  <span class="Constant">local-scope</span>
+<a name="L105"></a><span id="L105" class="LineNr">105 </span>  <span class="Constant">load-ingredients</span>
+<a name="L106"></a><span id="L106" class="LineNr">106 </span>  positive?:bool <span class="Special">&lt;-</span> greater-or-equal n,<span class="Constant"> 0</span>
+<a name="L107"></a><span id="L107" class="LineNr">107 </span>  <span class="muControl">return-if</span> positive?, n
+<a name="L108"></a><span id="L108" class="LineNr">108 </span>  result <span class="Special">&lt;-</span> multiply n,<span class="Constant"> -1</span>
+<a name="L109"></a><span id="L109" class="LineNr">109 </span>]
 </pre>
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