1853

1 files changed, 35 insertions, 32 deletions

diff --git a/html/033exclusive_container.cc.html b/html/033exclusive_container.cc.html
index c6737f59..3ab9bc99 100644
--- a/html/033exclusive_container.cc.html
+++ b/html/033exclusive_container.cc.html
@@ -13,14 +13,15 @@
 pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
 body { font-family: monospace; color: #eeeeee; background-color: #080808; }
 * { font-size: 1.05em; }
-.traceContains { color: #008000; }
-.Constant { color: #00a0a0; }
+.cSpecial { color: #008000; }
 .SalientComment { color: #00ffff; }
+.Constant { color: #00a0a0; }
+.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; }
 .Comment { color: #9090ff; }
 .Delimiter { color: #a04060; }
 .Special { color: #ff6060; }
-.CommentedCode { color: #6c6c6c; }
 .Identifier { color: #804000; }
+.traceContains { color: #008000; }
 -->
 </style>
 
@@ -45,16 +46,12 @@ type_ordinal tmp = Type_ordinal[<span class="Constant">&quot;number-or-point&quo
 Type[tmp]<span class="Delimiter">.</span>size = <span class="Constant">2</span><span class="Delimiter">;</span>
 Type[tmp]<span class="Delimiter">.</span>kind = exclusive_container<span class="Delimiter">;</span>
 Type[tmp]<span class="Delimiter">.</span>name = <span class="Constant">&quot;number-or-point&quot;</span><span class="Delimiter">;</span>
-<span class="CommentedCode">//? cout &lt;&lt; tmp &lt;&lt; &quot;: &quot; &lt;&lt; SIZE(Type[tmp].elements) &lt;&lt; '\n'; //? 1</span>
 vector&lt;type_ordinal&gt; t1<span class="Delimiter">;</span>
 t1<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>number<span class="Delimiter">);</span>
 Type[tmp]<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>t1<span class="Delimiter">);</span>
-<span class="CommentedCode">//? cout &lt;&lt; SIZE(Type[tmp].elements) &lt;&lt; '\n'; //? 1</span>
 vector&lt;type_ordinal&gt; t2<span class="Delimiter">;</span>
 t2<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>point<span class="Delimiter">);</span>
 Type[tmp]<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>t2<span class="Delimiter">);</span>
-<span class="CommentedCode">//? cout &lt;&lt; SIZE(Type[tmp].elements) &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//? cout &lt;&lt; &quot;point: &quot; &lt;&lt; point &lt;&lt; '\n'; //? 1</span>
 Type[tmp]<span class="Delimiter">.</span>element_names<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">&quot;i&quot;</span><span class="Delimiter">);</span>
 Type[tmp]<span class="Delimiter">.</span>element_names<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">&quot;p&quot;</span><span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
@@ -68,24 +65,20 @@ recipe main [
   <span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal  <span class="Comment"># 'point' variant</span>
   <span class="Constant">2</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>:literal
   <span class="Constant">3</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>:literal
-  <span class="Constant">4</span>:number-or-point<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number-or-point/<span class="Special">raw</span>  <span class="Comment"># unsafe</span>
+  <span class="Constant">4</span>:number-<span class="Normal">or</span>-point<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:number-<span class="Normal">or</span>-point/<span class="Special">raw</span>  <span class="Comment"># unsafe</span>
 ]
 <span class="traceContains">+mem: storing 1 in location 4</span>
 <span class="traceContains">+mem: storing 34 in location 5</span>
 <span class="traceContains">+mem: storing 35 in location 6</span>
 
 <span class="Delimiter">:(before &quot;End size_of(types) Cases&quot;)</span>
-if <span class="Delimiter">(</span>t<span class="Delimiter">.</span>kind == exclusive_container<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span class="Normal">if</span> <span class="Delimiter">(</span>t<span class="Delimiter">.</span>kind == exclusive_container<span class="Delimiter">)</span> <span class="Delimiter">{</span>
   <span class="Comment">// size of an exclusive container is the size of its largest variant</span>
   <span class="Comment">// (So like containers, it can't contain arrays.)</span>
-<span class="CommentedCode">//?   cout &lt;&lt; &quot;--- &quot; &lt;&lt; types.at(0) &lt;&lt; ' ' &lt;&lt; t.size &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//?   cout &lt;&lt; &quot;point: &quot; &lt;&lt; Type_ordinal[&quot;point&quot;] &lt;&lt; &quot; &quot; &lt;&lt; Type[Type_ordinal[&quot;point&quot;]].name &lt;&lt; &quot; &quot; &lt;&lt; Type[Type_ordinal[&quot;point&quot;]].size &lt;&lt; '\n'; //? 1</span>
-<span class="CommentedCode">//?   cout &lt;&lt; t.name &lt;&lt; ' ' &lt;&lt; t.size &lt;&lt; ' ' &lt;&lt; SIZE(t.elements) &lt;&lt; '\n'; //? 1</span>
-  long long int result = <span class="Constant">0</span><span class="Delimiter">;</span>
-  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; t<span class="Delimiter">.</span>size<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
-    long long int tmp = size_of<span class="Delimiter">(</span>t<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
-<span class="CommentedCode">//?     cout &lt;&lt; i &lt;&lt; &quot;: &quot; &lt;&lt; t.elements.at(i).at(0) &lt;&lt; ' ' &lt;&lt; tmp &lt;&lt; ' ' &lt;&lt; result &lt;&lt; '\n'; //? 1</span>
-    if <span class="Delimiter">(</span>tmp &gt; result<span class="Delimiter">)</span> result = tmp<span class="Delimiter">;</span>
+  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
+  <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; t<span class="Delimiter">.</span>size<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> tmp = size_of<span class="Delimiter">(</span>t<span class="Delimiter">.</span>elements<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
+    <span class="Normal">if</span> <span class="Delimiter">(</span>tmp &gt; result<span class="Delimiter">)</span> result = tmp<span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   <span class="Comment">// ...+1 for its tag.</span>
   <span class="Identifier">return</span> result+<span class="Constant">1</span><span class="Delimiter">;</span>
@@ -106,7 +99,7 @@ recipe main [
   <span class="Constant">12</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
   <span class="Constant">13</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>:literal
   <span class="Constant">14</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">36</span>:literal
-  <span class="Constant">20</span>:address:point<span class="Special"> &lt;- </span>maybe-convert <span class="Constant">12</span>:number-or-point/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">1</span>:variant  <span class="Comment"># unsafe</span>
+  <span class="Constant">20</span>:address:point<span class="Special"> &lt;- </span>maybe-convert <span class="Constant">12</span>:number-<span class="Normal">or</span>-point/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">1</span>:variant  <span class="Comment"># unsafe</span>
 ]
 <span class="traceContains">+mem: storing 13 in location 20</span>
 
@@ -115,7 +108,7 @@ recipe main [
   <span class="Constant">12</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">1</span>:literal
   <span class="Constant">13</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">35</span>:literal
   <span class="Constant">14</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">36</span>:literal
-  <span class="Constant">20</span>:address:point<span class="Special"> &lt;- </span>maybe-convert <span class="Constant">12</span>:number-or-point/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">0</span>:variant  <span class="Comment"># unsafe</span>
+  <span class="Constant">20</span>:address:point<span class="Special"> &lt;- </span>maybe-convert <span class="Constant">12</span>:number-<span class="Normal">or</span>-point/<span class="Special">raw</span><span class="Delimiter">,</span> <span class="Constant">0</span>:variant  <span class="Comment"># unsafe</span>
 ]
 <span class="traceContains">+mem: storing 0 in location 20</span>
 
@@ -124,18 +117,28 @@ MAYBE_CONVERT<span class="Delimiter">,</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
 Recipe_ordinal[<span class="Constant">&quot;maybe-convert&quot;</span>] = MAYBE_CONVERT<span class="Delimiter">;</span>
 <span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
-case MAYBE_CONVERT: <span class="Delimiter">{</span>
+<span class="Normal">case</span> MAYBE_CONVERT: <span class="Delimiter">{</span>
+  <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: 'maybe-convert' expects exactly 2 ingredients in '&quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
   reagent base = canonize<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
-  long long int base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
+  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> base_address = base<span class="Delimiter">.</span>value<span class="Delimiter">;</span>
   type_ordinal base_type = base<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
-  assert<span class="Delimiter">(</span>Type[base_type]<span class="Delimiter">.</span>kind == exclusive_container<span class="Delimiter">);</span>
-  assert<span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)));</span>
-  long long int tag = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>value<span class="Delimiter">;</span>
-  long long int result<span class="Delimiter">;</span>
-  if <span class="Delimiter">(</span>tag == static_cast&lt;long long int&gt;<span class="Delimiter">(</span>Memory[base_address]<span class="Delimiter">))</span> <span class="Delimiter">{</span>
+  <span class="Normal">if</span> <span class="Delimiter">(</span>Type[base_type]<span class="Delimiter">.</span>kind != exclusive_container<span class="Delimiter">)</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name <span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: first ingredient of 'maybe-convert' should be an exclusive-container, but got &quot;</span> &lt;&lt; base<span class="Delimiter">.</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span>
+    raise &lt;&lt; current_recipe_name<span class="Delimiter">()</span> &lt;&lt; <span class="Constant">&quot;: second ingredient of 'maybe-convert' should have type 'variant', but got &quot;</span> &lt;&lt; current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
+    <span class="Identifier">break</span><span class="Delimiter">;</span>
+  <span class="Delimiter">}</span>
+  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> tag = current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>value<span class="Delimiter">;</span>
+  <span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span> result<span class="Delimiter">;</span>
+  <span class="Normal">if</span> <span class="Delimiter">(</span>tag == <span class="Normal">static_cast</span>&lt;<span class="Normal">long</span> <span class="Normal">long</span> <span class="Normal">int</span>&gt;<span class="Delimiter">(</span>Memory[base_address]<span class="Delimiter">))</span> <span class="Delimiter">{</span>
     result = base_address+<span class="Constant">1</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
-  else <span class="Delimiter">{</span>
+  <span class="Normal">else</span> <span class="Delimiter">{</span>
     result = <span class="Constant">0</span><span class="Delimiter">;</span>
   <span class="Delimiter">}</span>
   products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
@@ -147,8 +150,8 @@ case MAYBE_CONVERT: <span class="Delimiter">{</span>
 
 <span class="Delimiter">:(scenario exclusive_container)</span>
 exclusive-container foo [
-  x:number
-  y:number
+  <span class="Normal">x</span>:number
+  <span class="Normal">y</span>:number
 ]
 <span class="traceContains">+parse: reading exclusive-container foo</span>
 <span class="traceContains">+parse:   element name: x</span>
@@ -157,15 +160,15 @@ exclusive-container foo [
 <span class="traceContains">+parse:   type: 1</span>
 
 <span class="Delimiter">:(before &quot;End Command Handlers&quot;)</span>
-else if <span class="Delimiter">(</span>command == <span class="Constant">&quot;exclusive-container&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
+<span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>command == <span class="Constant">&quot;exclusive-container&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
   insert_container<span class="Delimiter">(</span>command<span class="Delimiter">,</span> exclusive_container<span class="Delimiter">,</span> in<span class="Delimiter">);</span>
 <span class="Delimiter">}</span>
 
 <span class="SalientComment">//:: To construct exclusive containers out of variant types, use 'merge'.</span>
 <span class="Delimiter">:(scenario lift_to_exclusive_container)</span>
 exclusive-container foo [
-  x:number
-  y:number
+  <span class="Normal">x</span>:number
+  <span class="Normal">y</span>:number
 ]
 
 recipe main [