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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/092socket.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/092socket.mu.html')
-rw-r--r--html/092socket.mu.html384
1 files changed, 204 insertions, 180 deletions
diff --git a/html/092socket.mu.html b/html/092socket.mu.html
index cbff28cc..ff6a2312 100644
--- a/html/092socket.mu.html
+++ b/html/092socket.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; }
 -->
@@ -27,188 +28,211 @@ 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"># Wrappers around socket primitives that are easier to test.</span>
-
-<span class="Comment"># To test server operations, just run a real client against localhost.</span>
-<span class="muScenario">scenario</span> example-server-test [
-  <span class="Constant">local-scope</span>
-  <span class="Comment"># test server without a fake on a random (real) port</span>
-  <span class="Comment"># that way repeatedly running the test will give ports time to timeout and</span>
-  <span class="Comment"># close before reusing them</span>
-  make-random-nondeterministic
-  port:num <span class="Special">&lt;-</span> random-in-range <span class="Constant">0/real-random-numbers</span>,<span class="Constant"> 8000</span>,<span class="Constant"> 8100</span>
-  run [
-    socket:num <span class="Special">&lt;-</span> $open-server-socket port
-    assert socket, <span class="Constant">[ </span>
-<span class="Constant">F - example-server-test: $open-server-socket failed]</span>
-    handler-routine:number <span class="Special">&lt;-</span> start-running serve-one-request socket, example-handler
-  ]
-  source:&amp;:source:char <span class="Special">&lt;-</span> start-reading-from-network <span class="Constant">0/real-resources</span>, <span class="Constant">[localhost/]</span>, port
-  response:text <span class="Special">&lt;-</span> drain source
-  10:@:char/<span class="Special">raw</span> <span class="Special">&lt;-</span> copy *response
-  memory-should-contain [
-    10:array:character <span class="Special">&lt;-</span> <span class="Constant">[abc]</span>
-  ]
-  socket <span class="Special">&lt;-</span> $close-socket socket
-]
-<span class="Comment"># helper just for this scenario</span>
-<span class="muRecipe">def</span> example-handler query:text<span class="muRecipe"> -&gt; </span>response:text [
-  <span class="Constant">local-scope</span>
-  <span class="Constant">load-ingredients</span>
-  <span class="muControl">return</span> <span class="Constant">[abc]</span>
-]
-
-<span class="Comment"># To test client operations, use `assume-resources` with a filename that</span>
-<span class="Comment"># begins with a hostname. (Filenames starting with '/' are assumed to be</span>
-<span class="Comment"># local.)</span>
-<span class="muScenario">scenario</span> example-client-test [
-  <span class="Constant">local-scope</span>
-  assume-resources [
-    <span class="Constant">[example.com/]</span> <span class="Special">&lt;-</span> [
-<span class="Constant">      |abc|</span>
-    ]
-  ]
-  run [
-    source:&amp;:source:char <span class="Special">&lt;-</span> start-reading-from-network resources, <span class="Constant">[example.com/]</span>
-  ]
-  contents:text <span class="Special">&lt;-</span> drain source
-  10:@:char/<span class="Special">raw</span> <span class="Special">&lt;-</span> copy *contents
-  memory-should-contain [
-    10:array:character <span class="Special">&lt;-</span> <span class="Constant">[abc</span>
-<span class="Constant">]</span>
-  ]
-]
-
-<span class="muData">type</span> request-handler = (recipe text<span class="muRecipe"> -&gt; </span>text)
-
-<span class="muRecipe">def</span> serve-one-request socket:num, request-handler:request-handler<span class="muRecipe"> -&gt; </span>socket:num [
-  <span class="Constant">local-scope</span>
-  <span class="Constant">load-ingredients</span>
-  session:num <span class="Special">&lt;-</span> $accept socket
-  assert session, <span class="Constant">[ </span>
-<span class="Constant">F - example-server-test: $accept failed]</span>
-  contents:&amp;:source:char, sink:&amp;:sink:char <span class="Special">&lt;-</span> new-channel<span class="Constant"> 30</span>
-  start-running receive-from-socket session, sink
-  query:text <span class="Special">&lt;-</span> drain contents
-  response:text <span class="Special">&lt;-</span> call request-handler, query
-  write-to-socket session, response
-  session <span class="Special">&lt;-</span> $close-socket session
-]
-
-<span class="muRecipe">def</span> start-reading-from-network resources:&amp;:resources, uri:text<span class="muRecipe"> -&gt; </span>contents:&amp;:source:char [
-  <span class="Constant">local-scope</span>
-  <span class="Constant">load-ingredients</span>
-  <span class="Delimiter">{</span>
-    port:num, port-found?:boolean <span class="Special">&lt;-</span> <span class="Constant">next-ingredient</span>
-    <span class="muControl">break-if</span> port-found?
-    port <span class="Special">&lt;-</span> copy <span class="Constant">80/http-port</span>
-  <span class="Delimiter">}</span>
-  <span class="Delimiter">{</span>
-    <span class="muControl">break-unless</span> resources
-    <span class="Comment"># fake network</span>
-    contents <span class="Special">&lt;-</span> start-reading-from-fake-resource resources, uri
-    <span class="muControl">return</span>
-  <span class="Delimiter">}</span>
-  <span class="Comment"># real network</span>
-  host:text, path:text <span class="Special">&lt;-</span> split-at uri, <span class="Constant">47/slash</span>
-  socket:num <span class="Special">&lt;-</span> $open-client-socket host, port
-  assert socket, <span class="Constant">[contents]</span>
-  req:text <span class="Special">&lt;-</span> interpolate <span class="Constant">[GET _ HTTP/1.1]</span>, path
-  request-socket socket, req
-  contents:&amp;:source:char, sink:&amp;:sink:char <span class="Special">&lt;-</span> new-channel<span class="Constant"> 10000</span>
-  start-running receive-from-client-socket-and-close socket, sink
-]
-
-<span class="muRecipe">def</span> request-socket socket:num, s:text<span class="muRecipe"> -&gt; </span>socket:num [
-  <span class="Constant">local-scope</span>
-  <span class="Constant">load-ingredients</span>
-  write-to-socket socket, s
-  $write-to-socket socket, <span class="Constant">13/cr</span>
-  $write-to-socket socket, <span class="Constant">10/lf</span>
-  <span class="Comment"># empty line to delimit request</span>
-  $write-to-socket socket, <span class="Constant">13/cr</span>
-  $write-to-socket socket, <span class="Constant">10/lf</span>
-]
-
-<span class="muRecipe">def</span> receive-from-socket socket:num, sink:&amp;:sink:char<span class="muRecipe"> -&gt; </span>sink:&amp;:sink:char, socket:num [
-  <span class="Constant">local-scope</span>
-  <span class="Constant">load-ingredients</span>
-  <span class="Delimiter">{</span>
-<span class="Constant">    +next-attempt</span>
-    c:char, found?:bool, eof?:bool, error:num <span class="Special">&lt;-</span> $read-from-socket socket
-    <span class="muControl">break-if</span> eof?
-    <span class="muControl">break-if</span> error
-    <span class="Delimiter">{</span>
-      <span class="muControl">break-unless</span> found?
-      sink <span class="Special">&lt;-</span> write sink, c
-    <span class="Delimiter">}</span>
-    <span class="Delimiter">{</span>
-      <span class="muControl">break-if</span> found?
-      switch
-    <span class="Delimiter">}</span>
-    <span class="muControl">loop</span>
-  <span class="Delimiter">}</span>
-  sink <span class="Special">&lt;-</span> close sink
-]
-
-<span class="muRecipe">def</span> receive-from-client-socket-and-close socket:num, sink:&amp;:sink:char<span class="muRecipe"> -&gt; </span>sink:&amp;:sink:char, socket:num [
-  <span class="Constant">local-scope</span>
-  <span class="Constant">load-ingredients</span>
-  sink <span class="Special">&lt;-</span> receive-from-socket socket, sink
-  socket <span class="Special">&lt;-</span> $close-socket socket
-]
-
-<span class="muRecipe">def</span> write-to-socket socket:num, s:text [
-  <span class="Constant">local-scope</span>
-  <span class="Constant">load-ingredients</span>
-  len:num <span class="Special">&lt;-</span> length *s
-  i:num <span class="Special">&lt;-</span> copy<span class="Constant"> 0</span>
-  <span class="Delimiter">{</span>
-    done?:bool <span class="Special">&lt;-</span> greater-or-equal i, len
-    <span class="muControl">break-if</span> done?
-    c:char <span class="Special">&lt;-</span> index *s, i
-    $write-to-socket socket, c
-    i <span class="Special">&lt;-</span> add i,<span class="Constant"> 1</span>
-    <span class="muControl">loop</span>
-  <span class="Delimiter">}</span>
-]
-
-<span class="Comment"># like split-first, but don't eat the delimiter</span>
-<span class="muRecipe">def</span> split-at text:text, delim:char<span class="muRecipe"> -&gt; </span>x:text, y:text [
-  <span class="Constant">local-scope</span>
-  <span class="Constant">load-ingredients</span>
-  <span class="Comment"># empty text? return empty texts</span>
-  len:num <span class="Special">&lt;-</span> length *text
-  <span class="Delimiter">{</span>
-    empty?:bool <span class="Special">&lt;-</span> equal len,<span class="Constant"> 0</span>
-    <span class="muControl">break-unless</span> empty?
-    x:text <span class="Special">&lt;-</span> new <span class="Constant">[]</span>
-    y:text <span class="Special">&lt;-</span> new <span class="Constant">[]</span>
-    <span class="muControl">return</span>
-  <span class="Delimiter">}</span>
-  idx:num <span class="Special">&lt;-</span> find-next text, delim,<span class="Constant"> 0</span>
-  x:text <span class="Special">&lt;-</span> copy-range text,<span class="Constant"> 0</span>, idx
-  y:text <span class="Special">&lt;-</span> copy-range text, idx, len
-]
-
-<span class="muScenario">scenario</span> text-split-at [
-  <span class="Constant">local-scope</span>
-  x:text <span class="Special">&lt;-</span> new <span class="Constant">[a/b]</span>
-  run [
-    y:text, z:text <span class="Special">&lt;-</span> split-at x, <span class="Constant">47/slash</span>
-    10:@:char/<span class="Special">raw</span> <span class="Special">&lt;-</span> copy *y
-    20:@:char/<span class="Special">raw</span> <span class="Special">&lt;-</span> copy *z
-  ]
-  memory-should-contain [
-    10:array:character <span class="Special">&lt;-</span> <span class="Constant">[a]</span>
-    20:array:character <span class="Special">&lt;-</span> <span class="Constant">[/b]</span>
-  ]
-]
+<a name="L1"></a><span id="L1" class="LineNr">  1 </span><span class="Comment"># Wrappers around socket primitives that are easier to test.</span>
+<a name="L2"></a><span id="L2" class="LineNr">  2 </span>
+<a name="L3"></a><span id="L3" class="LineNr">  3 </span><span class="Comment"># To test server operations, just run a real client against localhost.</span>
+<a name="L4"></a><span id="L4" class="LineNr">  4 </span><span class="muScenario">scenario</span> example-server-test [
+<a name="L5"></a><span id="L5" class="LineNr">  5 </span>  <span class="Constant">local-scope</span>
+<a name="L6"></a><span id="L6" class="LineNr">  6 </span>  <span class="Comment"># test server without a fake on a random (real) port</span>
+<a name="L7"></a><span id="L7" class="LineNr">  7 </span>  <span class="Comment"># that way repeatedly running the test will give ports time to timeout and</span>
+<a name="L8"></a><span id="L8" class="LineNr">  8 </span>  <span class="Comment"># close before reusing them</span>
+<a name="L9"></a><span id="L9" class="LineNr">  9 </span>  make-random-nondeterministic
+<a name="L10"></a><span id="L10" class="LineNr"> 10 </span>  port:num <span class="Special">&lt;-</span> random-in-range <span class="Constant">0/real-random-numbers</span>,<span class="Constant"> 8000</span>,<span class="Constant"> 8100</span>
+<a name="L11"></a><span id="L11" class="LineNr"> 11 </span>  run [
+<a name="L12"></a><span id="L12" class="LineNr"> 12 </span>    socket:num <span class="Special">&lt;-</span> $open-server-socket port
+<a name="L13"></a><span id="L13" class="LineNr"> 13 </span>    assert socket, <span class="Constant">[ </span>
+<a name="L14"></a><span id="L14" class="LineNr"> 14 </span><span class="Constant">F - example-server-test: $open-server-socket failed]</span>
+<a name="L15"></a><span id="L15" class="LineNr"> 15 </span>    handler-routine:number <span class="Special">&lt;-</span> start-running serve-one-request socket, example-handler
+<a name="L16"></a><span id="L16" class="LineNr"> 16 </span>  ]
+<a name="L17"></a><span id="L17" class="LineNr"> 17 </span>  source:&amp;:source:char <span class="Special">&lt;-</span> start-reading-from-network <span class="Constant">0/real-resources</span>, <span class="Constant">[localhost/]</span>, port
+<a name="L18"></a><span id="L18" class="LineNr"> 18 </span>  response:text <span class="Special">&lt;-</span> drain source
+<a name="L19"></a><span id="L19" class="LineNr"> 19 </span>  10:@:char/<span class="Special">raw</span> <span class="Special">&lt;-</span> copy *response
+<a name="L20"></a><span id="L20" class="LineNr"> 20 </span>  memory-should-contain [
+<a name="L21"></a><span id="L21" class="LineNr"> 21 </span>    10:array:character <span class="Special">&lt;-</span> <span class="Constant">[abc]</span>
+<a name="L22"></a><span id="L22" class="LineNr"> 22 </span>  ]
+<a name="L23"></a><span id="L23" class="LineNr"> 23 </span>  socket <span class="Special">&lt;-</span> $close-socket socket
+<a name="L24"></a><span id="L24" class="LineNr"> 24 </span>]
+<a name="L25"></a><span id="L25" class="LineNr"> 25 </span><span class="Comment"># helper just for this scenario</span>
+<a name="L26"></a><span id="L26" class="LineNr"> 26 </span><span class="muRecipe">def</span> example-handler query:text<span class="muRecipe"> -&gt; </span>response:text [
+<a name="L27"></a><span id="L27" class="LineNr"> 27 </span>  <span class="Constant">local-scope</span>
+<a name="L28"></a><span id="L28" class="LineNr"> 28 </span>  <span class="Constant">load-ingredients</span>
+<a name="L29"></a><span id="L29" class="LineNr"> 29 </span>  <span class="muControl">return</span> <span class="Constant">[abc]</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="Comment"># To test client operations, use `assume-resources` with a filename that</span>
+<a name="L33"></a><span id="L33" class="LineNr"> 33 </span><span class="Comment"># begins with a hostname. (Filenames starting with '/' are assumed to be</span>
+<a name="L34"></a><span id="L34" class="LineNr"> 34 </span><span class="Comment"># local.)</span>
+<a name="L35"></a><span id="L35" class="LineNr"> 35 </span><span class="muScenario">scenario</span> example-client-test [
+<a name="L36"></a><span id="L36" class="LineNr"> 36 </span>  <span class="Constant">local-scope</span>
+<a name="L37"></a><span id="L37" class="LineNr"> 37 </span>  assume-resources [
+<a name="L38"></a><span id="L38" class="LineNr"> 38 </span>    <span class="Constant">[example.com/]</span> <span class="Special">&lt;-</span> [
+<a name="L39"></a><span id="L39" class="LineNr"> 39 </span><span class="Constant">      |abc|</span>
+<a name="L40"></a><span id="L40" class="LineNr"> 40 </span>    ]
+<a name="L41"></a><span id="L41" class="LineNr"> 41 </span>  ]
+<a name="L42"></a><span id="L42" class="LineNr"> 42 </span>  run [
+<a name="L43"></a><span id="L43" class="LineNr"> 43 </span>    source:&amp;:source:char <span class="Special">&lt;-</span> start-reading-from-network resources, <span class="Constant">[example.com/]</span>
+<a name="L44"></a><span id="L44" class="LineNr"> 44 </span>  ]
+<a name="L45"></a><span id="L45" class="LineNr"> 45 </span>  contents:text <span class="Special">&lt;-</span> drain source
+<a name="L46"></a><span id="L46" class="LineNr"> 46 </span>  10:@:char/<span class="Special">raw</span> <span class="Special">&lt;-</span> copy *contents
+<a name="L47"></a><span id="L47" class="LineNr"> 47 </span>  memory-should-contain [
+<a name="L48"></a><span id="L48" class="LineNr"> 48 </span>    10:array:character <span class="Special">&lt;-</span> <span class="Constant">[abc</span>
+<a name="L49"></a><span id="L49" class="LineNr"> 49 </span><span class="Constant">]</span>
+<a name="L50"></a><span id="L50" class="LineNr"> 50 </span>  ]
+<a name="L51"></a><span id="L51" class="LineNr"> 51 </span>]
+<a name="L52"></a><span id="L52" class="LineNr"> 52 </span>
+<a name="L53"></a><span id="L53" class="LineNr"> 53 </span><span class="muData">type</span> request-handler = (recipe text<span class="muRecipe"> -&gt; </span>text)
+<a name="L54"></a><span id="L54" class="LineNr"> 54 </span>
+<a name="L55"></a><span id="L55" class="LineNr"> 55 </span><span class="muRecipe">def</span> serve-one-request socket:num, request-handler:request-handler<span class="muRecipe"> -&gt; </span>socket:num [
+<a name="L56"></a><span id="L56" class="LineNr"> 56 </span>  <span class="Constant">local-scope</span>
+<a name="L57"></a><span id="L57" class="LineNr"> 57 </span>  <span class="Constant">load-ingredients</span>
+<a name="L58"></a><span id="L58" class="LineNr"> 58 </span>  session:num <span class="Special">&lt;-</span> $accept socket
+<a name="L59"></a><span id="L59" class="LineNr"> 59 </span>  assert session, <span class="Constant">[ </span>
+<a name="L60"></a><span id="L60" class="LineNr"> 60 </span><span class="Constant">F - example-server-test: $accept failed]</span>
+<a name="L61"></a><span id="L61" class="LineNr"> 61 </span>  contents:&amp;:source:char, sink:&amp;:sink:char <span class="Special">&lt;-</span> new-channel<span class="Constant"> 30</span>
+<a name="L62"></a><span id="L62" class="LineNr"> 62 </span>  start-running receive-from-socket session, sink
+<a name="L63"></a><span id="L63" class="LineNr"> 63 </span>  query:text <span class="Special">&lt;-</span> drain contents
+<a name="L64"></a><span id="L64" class="LineNr"> 64 </span>  response:text <span class="Special">&lt;-</span> call request-handler, query
+<a name="L65"></a><span id="L65" class="LineNr"> 65 </span>  write-to-socket session, response
+<a name="L66"></a><span id="L66" class="LineNr"> 66 </span>  session <span class="Special">&lt;-</span> $close-socket session
+<a name="L67"></a><span id="L67" class="LineNr"> 67 </span>]
+<a name="L68"></a><span id="L68" class="LineNr"> 68 </span>
+<a name="L69"></a><span id="L69" class="LineNr"> 69 </span><span class="muRecipe">def</span> start-reading-from-network resources:&amp;:resources, uri:text<span class="muRecipe"> -&gt; </span>contents:&amp;:source:char [
+<a name="L70"></a><span id="L70" class="LineNr"> 70 </span>  <span class="Constant">local-scope</span>
+<a name="L71"></a><span id="L71" class="LineNr"> 71 </span>  <span class="Constant">load-ingredients</span>
+<a name="L72"></a><span id="L72" class="LineNr"> 72 </span>  <span class="Delimiter">{</span>
+<a name="L73"></a><span id="L73" class="LineNr"> 73 </span>    port:num, port-found?:boolean <span class="Special">&lt;-</span> <span class="Constant">next-ingredient</span>
+<a name="L74"></a><span id="L74" class="LineNr"> 74 </span>    <span class="muControl">break-if</span> port-found?
+<a name="L75"></a><span id="L75" class="LineNr"> 75 </span>    port <span class="Special">&lt;-</span> copy <span class="Constant">80/http-port</span>
+<a name="L76"></a><span id="L76" class="LineNr"> 76 </span>  <span class="Delimiter">}</span>
+<a name="L77"></a><span id="L77" class="LineNr"> 77 </span>  <span class="Delimiter">{</span>
+<a name="L78"></a><span id="L78" class="LineNr"> 78 </span>    <span class="muControl">break-unless</span> resources
+<a name="L79"></a><span id="L79" class="LineNr"> 79 </span>    <span class="Comment"># fake network</span>
+<a name="L80"></a><span id="L80" class="LineNr"> 80 </span>    contents <span class="Special">&lt;-</span> start-reading-from-fake-resource resources, uri
+<a name="L81"></a><span id="L81" class="LineNr"> 81 </span>    <span class="muControl">return</span>
+<a name="L82"></a><span id="L82" class="LineNr"> 82 </span>  <span class="Delimiter">}</span>
+<a name="L83"></a><span id="L83" class="LineNr"> 83 </span>  <span class="Comment"># real network</span>
+<a name="L84"></a><span id="L84" class="LineNr"> 84 </span>  host:text, path:text <span class="Special">&lt;-</span> split-at uri, <span class="Constant">47/slash</span>
+<a name="L85"></a><span id="L85" class="LineNr"> 85 </span>  socket:num <span class="Special">&lt;-</span> $open-client-socket host, port
+<a name="L86"></a><span id="L86" class="LineNr"> 86 </span>  assert socket, <span class="Constant">[contents]</span>
+<a name="L87"></a><span id="L87" class="LineNr"> 87 </span>  req:text <span class="Special">&lt;-</span> interpolate <span class="Constant">[GET _ HTTP/1.1]</span>, path
+<a name="L88"></a><span id="L88" class="LineNr"> 88 </span>  request-socket socket, req
+<a name="L89"></a><span id="L89" class="LineNr"> 89 </span>  contents:&amp;:source:char, sink:&amp;:sink:char <span class="Special">&lt;-</span> new-channel<span class="Constant"> 10000</span>
+<a name="L90"></a><span id="L90" class="LineNr"> 90 </span>  start-running receive-from-client-socket-and-close socket, sink
+<a name="L91"></a><span id="L91" class="LineNr"> 91 </span>]
+<a name="L92"></a><span id="L92" class="LineNr"> 92 </span>
+<a name="L93"></a><span id="L93" class="LineNr"> 93 </span><span class="muRecipe">def</span> request-socket socket:num, s:text<span class="muRecipe"> -&gt; </span>socket:num [
+<a name="L94"></a><span id="L94" class="LineNr"> 94 </span>  <span class="Constant">local-scope</span>
+<a name="L95"></a><span id="L95" class="LineNr"> 95 </span>  <span class="Constant">load-ingredients</span>
+<a name="L96"></a><span id="L96" class="LineNr"> 96 </span>  write-to-socket socket, s
+<a name="L97"></a><span id="L97" class="LineNr"> 97 </span>  $write-to-socket socket, <span class="Constant">13/cr</span>
+<a name="L98"></a><span id="L98" class="LineNr"> 98 </span>  $write-to-socket socket, <span class="Constant">10/lf</span>
+<a name="L99"></a><span id="L99" class="LineNr"> 99 </span>  <span class="Comment"># empty line to delimit request</span>
+<a name="L100"></a><span id="L100" class="LineNr">100 </span>  $write-to-socket socket, <span class="Constant">13/cr</span>
+<a name="L101"></a><span id="L101" class="LineNr">101 </span>  $write-to-socket socket, <span class="Constant">10/lf</span>
+<a name="L102"></a><span id="L102" class="LineNr">102 </span>]
+<a name="L103"></a><span id="L103" class="LineNr">103 </span>
+<a name="L104"></a><span id="L104" class="LineNr">104 </span><span class="muRecipe">def</span> receive-from-socket socket:num, sink:&amp;:sink:char<span class="muRecipe"> -&gt; </span>sink:&amp;:sink:char, socket:num [
+<a name="L105"></a><span id="L105" class="LineNr">105 </span>  <span class="Constant">local-scope</span>
+<a name="L106"></a><span id="L106" class="LineNr">106 </span>  <span class="Constant">load-ingredients</span>
+<a name="L107"></a><span id="L107" class="LineNr">107 </span>  <span class="Delimiter">{</span>
+<a name="L108"></a><span id="L108" class="LineNr">108 </span><span class="Constant">    +next-attempt</span>
+<a name="L109"></a><span id="L109" class="LineNr">109 </span>    c:char, found?:bool, eof?:bool, error:num <span class="Special">&lt;-</span> $read-from-socket socket
+<a name="L110"></a><span id="L110" class="LineNr">110 </span>    <span class="muControl">break-if</span> eof?
+<a name="L111"></a><span id="L111" class="LineNr">111 </span>    <span class="muControl">break-if</span> error
+<a name="L112"></a><span id="L112" class="LineNr">112 </span>    <span class="Delimiter">{</span>
+<a name="L113"></a><span id="L113" class="LineNr">113 </span>      <span class="muControl">break-unless</span> found?
+<a name="L114"></a><span id="L114" class="LineNr">114 </span>      sink <span class="Special">&lt;-</span> write sink, c
+<a name="L115"></a><span id="L115" class="LineNr">115 </span>    <span class="Delimiter">}</span>
+<a name="L116"></a><span id="L116" class="LineNr">116 </span>    <span class="Delimiter">{</span>
+<a name="L117"></a><span id="L117" class="LineNr">117 </span>      <span class="muControl">break-if</span> found?
+<a name="L118"></a><span id="L118" class="LineNr">118 </span>      switch
+<a name="L119"></a><span id="L119" class="LineNr">119 </span>    <span class="Delimiter">}</span>
+<a name="L120"></a><span id="L120" class="LineNr">120 </span>    <span class="muControl">loop</span>
+<a name="L121"></a><span id="L121" class="LineNr">121 </span>  <span class="Delimiter">}</span>
+<a name="L122"></a><span id="L122" class="LineNr">122 </span>  sink <span class="Special">&lt;-</span> close sink
+<a name="L123"></a><span id="L123" class="LineNr">123 </span>]
+<a name="L124"></a><span id="L124" class="LineNr">124 </span>
+<a name="L125"></a><span id="L125" class="LineNr">125 </span><span class="muRecipe">def</span> receive-from-client-socket-and-close socket:num, sink:&amp;:sink:char<span class="muRecipe"> -&gt; </span>sink:&amp;:sink:char, socket:num [
+<a name="L126"></a><span id="L126" class="LineNr">126 </span>  <span class="Constant">local-scope</span>
+<a name="L127"></a><span id="L127" class="LineNr">127 </span>  <span class="Constant">load-ingredients</span>
+<a name="L128"></a><span id="L128" class="LineNr">128 </span>  sink <span class="Special">&lt;-</span> receive-from-socket socket, sink
+<a name="L129"></a><span id="L129" class="LineNr">129 </span>  socket <span class="Special">&lt;-</span> $close-socket socket
+<a name="L130"></a><span id="L130" class="LineNr">130 </span>]
+<a name="L131"></a><span id="L131" class="LineNr">131 </span>
+<a name="L132"></a><span id="L132" class="LineNr">132 </span><span class="muRecipe">def</span> write-to-socket socket:num, s:text [
+<a name="L133"></a><span id="L133" class="LineNr">133 </span>  <span class="Constant">local-scope</span>
+<a name="L134"></a><span id="L134" class="LineNr">134 </span>  <span class="Constant">load-ingredients</span>
+<a name="L135"></a><span id="L135" class="LineNr">135 </span>  len:num <span class="Special">&lt;-</span> length *s
+<a name="L136"></a><span id="L136" class="LineNr">136 </span>  i:num <span class="Special">&lt;-</span> copy<span class="Constant"> 0</span>
+<a name="L137"></a><span id="L137" class="LineNr">137 </span>  <span class="Delimiter">{</span>
+<a name="L138"></a><span id="L138" class="LineNr">138 </span>    done?:bool <span class="Special">&lt;-</span> greater-or-equal i, len
+<a name="L139"></a><span id="L139" class="LineNr">139 </span>    <span class="muControl">break-if</span> done?
+<a name="L140"></a><span id="L140" class="LineNr">140 </span>    c:char <span class="Special">&lt;-</span> index *s, i
+<a name="L141"></a><span id="L141" class="LineNr">141 </span>    $write-to-socket socket, c
+<a name="L142"></a><span id="L142" class="LineNr">142 </span>    i <span class="Special">&lt;-</span> add i,<span class="Constant"> 1</span>
+<a name="L143"></a><span id="L143" class="LineNr">143 </span>    <span class="muControl">loop</span>
+<a name="L144"></a><span id="L144" class="LineNr">144 </span>  <span class="Delimiter">}</span>
+<a name="L145"></a><span id="L145" class="LineNr">145 </span>]
+<a name="L146"></a><span id="L146" class="LineNr">146 </span>
+<a name="L147"></a><span id="L147" class="LineNr">147 </span><span class="Comment"># like split-first, but don't eat the delimiter</span>
+<a name="L148"></a><span id="L148" class="LineNr">148 </span><span class="muRecipe">def</span> split-at text:text, delim:char<span class="muRecipe"> -&gt; </span>x:text, y:text [
+<a name="L149"></a><span id="L149" class="LineNr">149 </span>  <span class="Constant">local-scope</span>
+<a name="L150"></a><span id="L150" class="LineNr">150 </span>  <span class="Constant">load-ingredients</span>
+<a name="L151"></a><span id="L151" class="LineNr">151 </span>  <span class="Comment"># empty text? return empty texts</span>
+<a name="L152"></a><span id="L152" class="LineNr">152 </span>  len:num <span class="Special">&lt;-</span> length *text
+<a name="L153"></a><span id="L153" class="LineNr">153 </span>  <span class="Delimiter">{</span>
+<a name="L154"></a><span id="L154" class="LineNr">154 </span>    empty?:bool <span class="Special">&lt;-</span> equal len,<span class="Constant"> 0</span>
+<a name="L155"></a><span id="L155" class="LineNr">155 </span>    <span class="muControl">break-unless</span> empty?
+<a name="L156"></a><span id="L156" class="LineNr">156 </span>    x:text <span class="Special">&lt;-</span> new <span class="Constant">[]</span>
+<a name="L157"></a><span id="L157" class="LineNr">157 </span>    y:text <span class="Special">&lt;-</span> new <span class="Constant">[]</span>
+<a name="L158"></a><span id="L158" class="LineNr">158 </span>    <span class="muControl">return</span>
+<a name="L159"></a><span id="L159" class="LineNr">159 </span>  <span class="Delimiter">}</span>
+<a name="L160"></a><span id="L160" class="LineNr">160 </span>  idx:num <span class="Special">&lt;-</span> find-next text, delim,<span class="Constant"> 0</span>
+<a name="L161"></a><span id="L161" class="LineNr">161 </span>  x:text <span class="Special">&lt;-</span> copy-range text,<span class="Constant"> 0</span>, idx
+<a name="L162"></a><span id="L162" class="LineNr">162 </span>  y:text <span class="Special">&lt;-</span> copy-range text, idx, len
+<a name="L163"></a><span id="L163" class="LineNr">163 </span>]
+<a name="L164"></a><span id="L164" class="LineNr">164 </span>
+<a name="L165"></a><span id="L165" class="LineNr">165 </span><span class="muScenario">scenario</span> text-split-at [
+<a name="L166"></a><span id="L166" class="LineNr">166 </span>  <span class="Constant">local-scope</span>
+<a name="L167"></a><span id="L167" class="LineNr">167 </span>  x:text <span class="Special">&lt;-</span> new <span class="Constant">[a/b]</span>
+<a name="L168"></a><span id="L168" class="LineNr">168 </span>  run [
+<a name="L169"></a><span id="L169" class="LineNr">169 </span>    y:text, z:text <span class="Special">&lt;-</span> split-at x, <span class="Constant">47/slash</span>
+<a name="L170"></a><span id="L170" class="LineNr">170 </span>    10:@:char/<span class="Special">raw</span> <span class="Special">&lt;-</span> copy *y
+<a name="L171"></a><span id="L171" class="LineNr">171 </span>    20:@:char/<span class="Special">raw</span> <span class="Special">&lt;-</span> copy *z
+<a name="L172"></a><span id="L172" class="LineNr">172 </span>  ]
+<a name="L173"></a><span id="L173" class="LineNr">173 </span>  memory-should-contain [
+<a name="L174"></a><span id="L174" class="LineNr">174 </span>    10:array:character <span class="Special">&lt;-</span> <span class="Constant">[a]</span>
+<a name="L175"></a><span id="L175" class="LineNr">175 </span>    20:array:character <span class="Special">&lt;-</span> <span class="Constant">[/b]</span>
+<a name="L176"></a><span id="L176" class="LineNr">176 </span>  ]
+<a name="L177"></a><span id="L177" class="LineNr">177 </span>]
 </pre>
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