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<a href='https://github.com/akkartik/mu/blob/main/shell/infix.mu'>https://github.com/akkartik/mu/blob/main/shell/infix.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr">  1 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='infix.mu.html#L1'>transform-infix</a></span> x-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L2" class="LineNr">  2 </span>  <a href='trace.mu.html#L185'>trace-text</a> trace, <span class="Constant">&quot;infix&quot;</span>, <span class="Constant">&quot;transform infix&quot;</span>
<span id="L3" class="LineNr">  3 </span>  <a href='trace.mu.html#L239'>trace-lower</a> trace
<span id="L4" class="LineNr">  4 </span><span class="CommentedCode">#?   trace-text trace, &quot;infix&quot;, &quot;todo&quot;</span>
<span id="L5" class="LineNr">  5 </span><span class="CommentedCode">#?   draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, &quot;a:&quot;, 2/fg 0/bg</span>
<span id="L6" class="LineNr">  6 </span><span class="CommentedCode">#?   dump-cell-from-cursor-over-full-screen x-ah, 7/fg 0/bg</span>
<span id="L7" class="LineNr">  7 </span>  <a href='infix.mu.html#L14'>transform-infix-2</a> x-ah, trace, <span class="Constant">1</span>/at-head-of-list
<span id="L8" class="LineNr">  8 </span>  <a href='trace.mu.html#L250'>trace-higher</a> trace
<span id="L9" class="LineNr">  9 </span><span class="Delimiter">}</span>
<span id="L10" class="LineNr"> 10 </span>
<span id="L11" class="LineNr"> 11 </span><span class="muComment"># Break any symbols containing operators down in place into s-expressions</span>
<span id="L12" class="LineNr"> 12 </span><span class="muComment"># Transform (... sym op sym ...) greedily in place into (... (op sym sym) ...)</span>
<span id="L13" class="LineNr"> 13 </span><span class="muComment"># Lisp code typed in at the keyboard will never have cycles</span>
<span id="L14" class="LineNr"> 14 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='infix.mu.html#L14'>transform-infix-2</a></span> _x-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace), at-head-of-list?: boolean <span class="Delimiter">{</span>
<span id="L15" class="LineNr"> 15 </span>  <span class="PreProc">var</span> x-ah/<span class="muRegEdi">edi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _x-ah
<span id="L16" class="LineNr"> 16 </span>  <span class="PreProc">var</span> x/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *x-ah
<span id="L17" class="Folded"> 17 </span><span class="Folded">+-- 14 lines: # trace x-ah --------------------------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L31" class="LineNr"> 31 </span>  <a href='trace.mu.html#L239'>trace-lower</a> trace
<span id="L32" class="LineNr"> 32 </span><span class="CommentedCode">#?   {</span>
<span id="L33" class="LineNr"> 33 </span><span class="CommentedCode">#?     var foo/eax: int &lt;- copy x</span>
<span id="L34" class="LineNr"> 34 </span><span class="CommentedCode">#?     draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, foo, 7/fg 0/bg</span>
<span id="L35" class="LineNr"> 35 </span><span class="CommentedCode">#?   }</span>
<span id="L36" class="LineNr"> 36 </span><span class="CommentedCode">#?   dump-cell-from-cursor-over-full-screen x-ah, 5/fg 0/bg</span>
<span id="L37" class="LineNr"> 37 </span>  <span class="muComment"># null? return</span>
<span id="L38" class="LineNr"> 38 </span>  compare x, <span class="Constant">0</span>
<span id="L39" class="LineNr"> 39 </span>  <span class="Delimiter">{</span>
<span id="L40" class="LineNr"> 40 </span>    <span class="PreProc">break-if-!=</span>
<span id="L41" class="LineNr"> 41 </span>    <a href='trace.mu.html#L250'>trace-higher</a> trace
<span id="L42" class="LineNr"> 42 </span>    <a href='trace.mu.html#L185'>trace-text</a> trace, <span class="Constant">&quot;infix&quot;</span>, <span class="Constant">&quot;=&gt; NULL&quot;</span>
<span id="L43" class="LineNr"> 43 </span>    <span class="PreProc">return</span>
<span id="L44" class="LineNr"> 44 </span>  <span class="Delimiter">}</span>
<span id="L45" class="LineNr"> 45 </span>  <span class="muComment"># nil? return</span>
<span id="L46" class="LineNr"> 46 </span>  <span class="Delimiter">{</span>
<span id="L47" class="LineNr"> 47 </span>    <span class="PreProc">var</span> <a href='print.mu.html#L390'>nil?</a>/eax: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L390'>nil?</a> x
<span id="L48" class="LineNr"> 48 </span>    compare <a href='print.mu.html#L390'>nil?</a>, <span class="Constant">0</span>/false
<span id="L49" class="LineNr"> 49 </span>    <span class="PreProc">break-if-=</span>
<span id="L50" class="LineNr"> 50 </span>    <a href='trace.mu.html#L250'>trace-higher</a> trace
<span id="L51" class="LineNr"> 51 </span>    <a href='trace.mu.html#L185'>trace-text</a> trace, <span class="Constant">&quot;infix&quot;</span>, <span class="Constant">&quot;=&gt; nil&quot;</span>
<span id="L52" class="LineNr"> 52 </span>    <span class="PreProc">return</span>
<span id="L53" class="LineNr"> 53 </span>  <span class="Delimiter">}</span>
<span id="L54" class="LineNr"> 54 </span>  <span class="PreProc">var</span> x-type/<span class="muRegEcx">ecx</span>: (addr int) <span class="Special">&lt;-</span> get x, <span class="PreProc">type</span>
<span id="L55" class="LineNr"> 55 </span>  <span class="muComment"># symbol? maybe break it down into a pair</span>
<span id="L56" class="LineNr"> 56 </span>  <span class="Delimiter">{</span>
<span id="L57" class="LineNr"> 57 </span>    compare *x-type, <span class="Constant">2</span>/symbol
<span id="L58" class="LineNr"> 58 </span>    <span class="PreProc">break-if-!=</span>
<span id="L59" class="LineNr"> 59 </span>    <a href='infix.mu.html#L303'>tokenize-infix</a> x-ah, trace
<span id="L60" class="LineNr"> 60 </span>  <span class="Delimiter">}</span>
<span id="L61" class="LineNr"> 61 </span>  <span class="muComment"># not a pair? return</span>
<span id="L62" class="LineNr"> 62 </span><span class="CommentedCode">#?   draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, &quot;a&quot;, 4/fg 0/bg</span>
<span id="L63" class="LineNr"> 63 </span><span class="CommentedCode">#?   draw-int32-decimal-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, *x-type, 5/fg 0/bg</span>
<span id="L64" class="LineNr"> 64 </span>  <span class="Delimiter">{</span>
<span id="L65" class="LineNr"> 65 </span>    compare *x-type, <span class="Constant">0</span>/pair
<span id="L66" class="LineNr"> 66 </span>    <span class="PreProc">break-if-=</span>
<span id="L67" class="LineNr"> 67 </span>    <a href='trace.mu.html#L250'>trace-higher</a> trace
<span id="L68" class="Folded"> 68 </span><span class="Folded">+-- 15 lines: # trace &quot;=&gt; &quot; x-ah --------------------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L83" class="LineNr"> 83 </span><span class="CommentedCode">#?     draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, &quot;^&quot;, 4/fg 0/bg</span>
<span id="L84" class="LineNr"> 84 </span>    <span class="PreProc">return</span>
<span id="L85" class="LineNr"> 85 </span>  <span class="Delimiter">}</span>
<span id="L86" class="LineNr"> 86 </span><span class="CommentedCode">#?   draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, &quot;b&quot;, 4/fg 0/bg</span>
<span id="L87" class="LineNr"> 87 </span>  <span class="muComment"># singleton operator? unwrap</span>
<span id="L88" class="LineNr"> 88 </span>  <span class="Delimiter">{</span>
<span id="L89" class="LineNr"> 89 </span>    <span class="PreProc">var</span> first-ah/<span class="muRegEcx">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get x, left
<span id="L90" class="LineNr"> 90 </span>    <span class="Delimiter">{</span>
<span id="L91" class="LineNr"> 91 </span>      <span class="PreProc">var</span> first/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *first-ah
<span id="L92" class="LineNr"> 92 </span>      <span class="PreProc">var</span> operator?/eax: boolean <span class="Special">&lt;-</span> <a href='infix.mu.html#L412'>operator-symbol?</a> first
<span id="L93" class="LineNr"> 93 </span>      compare operator?, <span class="Constant">0</span>/false
<span id="L94" class="LineNr"> 94 </span>    <span class="Delimiter">}</span>
<span id="L95" class="LineNr"> 95 </span>    <span class="PreProc">break-if-=</span>
<span id="L96" class="LineNr"> 96 </span>    <span class="PreProc">var</span> rest-ah/eax: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get x, right
<span id="L97" class="LineNr"> 97 </span>    <span class="PreProc">var</span> rest/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *rest-ah
<span id="L98" class="LineNr"> 98 </span>    <span class="PreProc">var</span> rest-nil?/eax: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L390'>nil?</a> rest
<span id="L99" class="LineNr"> 99 </span>    compare rest-nil?, <span class="Constant">0</span>/false
<span id="L100" class="LineNr">100 </span>    <span class="PreProc">break-if-=</span>
<span id="L101" class="LineNr">101 </span>    copy-object first-ah, x-ah
<span id="L102" class="LineNr">102 </span>    <a href='trace.mu.html#L250'>trace-higher</a> trace
<span id="L103" class="Folded">103 </span><span class="Folded">+-- 15 lines: # trace &quot;=&gt; &quot; x-ah --------------------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L118" class="LineNr">118 </span>    <span class="PreProc">return</span>
<span id="L119" class="LineNr">119 </span>  <span class="Delimiter">}</span>
<span id="L120" class="LineNr">120 </span><span class="CommentedCode">#?   draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, &quot;c&quot;, 4/fg 0/bg</span>
<span id="L121" class="LineNr">121 </span>  <span class="muComment">## non-singleton pair</span>
<span id="L122" class="LineNr">122 </span>  <span class="muComment"># try to &quot;pinch out&quot; (op expr op ...) into ((op expr) op ...)</span>
<span id="L123" class="LineNr">123 </span>  <span class="muComment"># (op expr expr ...) =&gt; operator in prefix position; do nothing</span>
<span id="L124" class="LineNr">124 </span>  <span class="Delimiter">{</span>
<span id="L125" class="LineNr">125 </span>    compare at-head-of-list?, <span class="Constant">0</span>/false
<span id="L126" class="LineNr">126 </span>    <span class="PreProc">break-if-=</span>
<span id="L127" class="LineNr">127 </span>    <span class="PreProc">var</span> first-ah/<span class="muRegEcx">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get x, left
<span id="L128" class="LineNr">128 </span>    <span class="PreProc">var</span> rest-ah/<span class="muRegEsi">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get x, right
<span id="L129" class="LineNr">129 </span>    <span class="PreProc">var</span> first/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *first-ah
<span id="L130" class="LineNr">130 </span>    <span class="PreProc">var</span> first-operator?/eax: boolean <span class="Special">&lt;-</span> <a href='infix.mu.html#L412'>operator-symbol?</a> first
<span id="L131" class="LineNr">131 </span>    compare first-operator?, <span class="Constant">0</span>/false
<span id="L132" class="LineNr">132 </span>    <span class="PreProc">break-if-=</span>
<span id="L133" class="LineNr">133 </span>    <span class="PreProc">var</span> rest/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *rest-ah
<span id="L134" class="LineNr">134 </span>    <span class="Delimiter">{</span>
<span id="L135" class="LineNr">135 </span>      <span class="PreProc">var</span> continue?/eax: boolean <span class="Special">&lt;-</span> <a href='infix.mu.html#L273'>not-null-not-nil-pair?</a> rest
<span id="L136" class="LineNr">136 </span>      compare continue?, <span class="Constant">0</span>/false
<span id="L137" class="LineNr">137 </span>    <span class="Delimiter">}</span>
<span id="L138" class="LineNr">138 </span>    <span class="PreProc">break-if-=</span>
<span id="L139" class="LineNr">139 </span>    <span class="PreProc">var</span> second-ah/<span class="muRegEdx">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get rest, left
<span id="L140" class="LineNr">140 </span>    rest-ah <span class="Special">&lt;-</span> get rest, right
<span id="L141" class="LineNr">141 </span>    <span class="PreProc">var</span> rest/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *rest-ah
<span id="L142" class="LineNr">142 </span>    <span class="Delimiter">{</span>
<span id="L143" class="LineNr">143 </span>      <span class="PreProc">var</span> continue?/eax: boolean <span class="Special">&lt;-</span> <a href='infix.mu.html#L273'>not-null-not-nil-pair?</a> rest
<span id="L144" class="LineNr">144 </span>      compare continue?, <span class="Constant">0</span>/false
<span id="L145" class="LineNr">145 </span>    <span class="Delimiter">}</span>
<span id="L146" class="LineNr">146 </span>    <span class="PreProc">break-if-=</span>
<span id="L147" class="LineNr">147 </span>    <span class="PreProc">var</span> third-ah/<span class="muRegEbx">ebx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get rest, left
<span id="L148" class="LineNr">148 </span>    <span class="Delimiter">{</span>
<span id="L149" class="LineNr">149 </span>      <span class="PreProc">var</span> third/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *third-ah
<span id="L150" class="LineNr">150 </span>      <span class="PreProc">var</span> third-is-operator?/eax: boolean <span class="Special">&lt;-</span> <a href='infix.mu.html#L412'>operator-symbol?</a> third
<span id="L151" class="LineNr">151 </span>      compare third-is-operator?, <span class="Constant">0</span>/false
<span id="L152" class="LineNr">152 </span>    <span class="Delimiter">}</span>
<span id="L153" class="LineNr">153 </span>    <span class="PreProc">break-if-=</span>
<span id="L154" class="LineNr">154 </span>    <span class="muComment"># if first and third are operators, bud out first two</span>
<span id="L155" class="LineNr">155 </span>    <span class="PreProc">var</span> saved-rest-h: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L156" class="LineNr">156 </span>    <span class="PreProc">var</span> saved-rest-ah/eax: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address saved-rest-h
<span id="L157" class="LineNr">157 </span>    copy-object rest-ah, saved-rest-ah
<span id="L158" class="LineNr">158 </span>    <a href='cell.mu.html#L147'>nil</a> rest-ah
<span id="L159" class="LineNr">159 </span>    <span class="PreProc">var</span> result-h: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L160" class="LineNr">160 </span>    <span class="PreProc">var</span> result-ah/eax: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address result-h
<span id="L161" class="LineNr">161 </span>    <a href='cell.mu.html#L142'>new-pair</a> result-ah, *x-ah, saved-rest-h
<span id="L162" class="LineNr">162 </span>    <span class="muComment"># save</span>
<span id="L163" class="LineNr">163 </span>    copy-object result-ah, x-ah
<span id="L164" class="LineNr">164 </span>    <span class="muComment"># there was a mutation; rerun</span>
<span id="L165" class="LineNr">165 </span>    <a href='infix.mu.html#L14'>transform-infix-2</a> x-ah, trace, <span class="Constant">1</span>/at-head-of-list
<span id="L166" class="LineNr">166 </span>  <span class="Delimiter">}</span>
<span id="L167" class="LineNr">167 </span>  <span class="muComment"># try to &quot;pinch out&quot; (... expr op expr ...) pattern</span>
<span id="L168" class="LineNr">168 </span>  $transform-infix-2:pinch: <span class="Delimiter">{</span>
<span id="L169" class="LineNr">169 </span>    <span class="muComment"># scan past first three elements</span>
<span id="L170" class="LineNr">170 </span>    <span class="PreProc">var</span> first-ah/<span class="muRegEcx">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get x, left
<span id="L171" class="LineNr">171 </span>    <span class="PreProc">var</span> rest-ah/<span class="muRegEsi">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get x, right
<span id="L172" class="LineNr">172 </span>    <span class="Delimiter">{</span>
<span id="L173" class="LineNr">173 </span>      <span class="PreProc">var</span> <a href='infix.mu.html#L545'>quote-or-unquote?</a>/eax: boolean <span class="Special">&lt;-</span> <a href='infix.mu.html#L545'>quote-or-unquote?</a> first-ah
<span id="L174" class="LineNr">174 </span>      compare <a href='infix.mu.html#L545'>quote-or-unquote?</a>, <span class="Constant">0</span>/false
<span id="L175" class="LineNr">175 </span>    <span class="Delimiter">}</span>
<span id="L176" class="LineNr">176 </span>    <span class="PreProc">break-if-!=</span>
<span id="L177" class="LineNr">177 </span>    <span class="PreProc">var</span> rest/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *rest-ah
<span id="L178" class="LineNr">178 </span>    <span class="Delimiter">{</span>
<span id="L179" class="LineNr">179 </span>      <span class="PreProc">var</span> continue?/eax: boolean <span class="Special">&lt;-</span> <a href='infix.mu.html#L273'>not-null-not-nil-pair?</a> rest
<span id="L180" class="LineNr">180 </span>      compare continue?, <span class="Constant">0</span>/false
<span id="L181" class="LineNr">181 </span>    <span class="Delimiter">}</span>
<span id="L182" class="LineNr">182 </span>    <span class="PreProc">break-if-=</span>
<span id="L183" class="LineNr">183 </span><span class="CommentedCode">#?     draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, &quot;d&quot;, 4/fg 0/bg</span>
<span id="L184" class="LineNr">184 </span><span class="CommentedCode">#?     dump-cell-from-cursor-over-full-screen rest-ah, 7/fg 0/bg</span>
<span id="L185" class="LineNr">185 </span>    <span class="PreProc">var</span> second-ah/<span class="muRegEdx">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get rest, left
<span id="L186" class="LineNr">186 </span>    rest-ah <span class="Special">&lt;-</span> get rest, right
<span id="L187" class="LineNr">187 </span>    <span class="PreProc">var</span> rest/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *rest-ah
<span id="L188" class="LineNr">188 </span>    <span class="Delimiter">{</span>
<span id="L189" class="LineNr">189 </span>      <span class="PreProc">var</span> continue?/eax: boolean <span class="Special">&lt;-</span> <a href='infix.mu.html#L273'>not-null-not-nil-pair?</a> rest
<span id="L190" class="LineNr">190 </span>      compare continue?, <span class="Constant">0</span>/false
<span id="L191" class="LineNr">191 </span>    <span class="Delimiter">}</span>
<span id="L192" class="LineNr">192 </span>    <span class="PreProc">break-if-=</span>
<span id="L193" class="LineNr">193 </span><span class="CommentedCode">#?     draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, &quot;e&quot;, 4/fg 0/bg</span>
<span id="L194" class="LineNr">194 </span>    <span class="PreProc">var</span> third-ah/<span class="muRegEbx">ebx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get rest, left
<span id="L195" class="LineNr">195 </span>    rest-ah <span class="Special">&lt;-</span> get rest, right
<span id="L196" class="LineNr">196 </span>    <span class="muComment"># if second is not an operator, break</span>
<span id="L197" class="LineNr">197 </span>    <span class="Delimiter">{</span>
<span id="L198" class="LineNr">198 </span>      <span class="PreProc">var</span> second/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *second-ah
<span id="L199" class="LineNr">199 </span>      <span class="PreProc">var</span> infix?/eax: boolean <span class="Special">&lt;-</span> <a href='infix.mu.html#L412'>operator-symbol?</a> second
<span id="L200" class="LineNr">200 </span>      compare infix?, <span class="Constant">0</span>/false
<span id="L201" class="LineNr">201 </span>    <span class="Delimiter">}</span>
<span id="L202" class="LineNr">202 </span>    <span class="PreProc">break-if-=</span>
<span id="L203" class="LineNr">203 </span><span class="CommentedCode">#?     draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, &quot;f&quot;, 4/fg 0/bg</span>
<span id="L204" class="LineNr">204 </span>    <span class="muComment"># swap the top 2</span>
<span id="L205" class="LineNr">205 </span>    <a href='infix.mu.html#L295'>swap-cells</a> first-ah, second-ah
<span id="L206" class="LineNr">206 </span>    <span class="muComment">## if we're at the head of the list and there's just three elements, stop there</span>
<span id="L207" class="LineNr">207 </span>    <span class="Delimiter">{</span>
<span id="L208" class="LineNr">208 </span>      compare at-head-of-list?, <span class="Constant">0</span>/false
<span id="L209" class="LineNr">209 </span>      <span class="PreProc">break-if-=</span>
<span id="L210" class="LineNr">210 </span>      rest <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *rest-ah
<span id="L211" class="LineNr">211 </span>      <span class="PreProc">var</span> rest-nil?/eax: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L390'>nil?</a> rest
<span id="L212" class="LineNr">212 </span>      compare rest-nil?, <span class="Constant">0</span>/false
<span id="L213" class="LineNr">213 </span>      <span class="PreProc">break-if-!=</span> $transform-infix-2:pinch
<span id="L214" class="LineNr">214 </span>    <span class="Delimiter">}</span>
<span id="L215" class="LineNr">215 </span>    <span class="muComment">## otherwise perform a more complex 'rotation'</span>
<span id="L216" class="LineNr">216 </span><span class="CommentedCode">#?     draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, &quot;g&quot;, 4/fg 0/bg</span>
<span id="L217" class="LineNr">217 </span>    <span class="muComment"># save and clear third-&gt;right</span>
<span id="L218" class="LineNr">218 </span>    <span class="PreProc">var</span> saved-rest-h: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L219" class="LineNr">219 </span>    <span class="PreProc">var</span> saved-rest-ah/eax: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address saved-rest-h
<span id="L220" class="LineNr">220 </span>    copy-object rest-ah, saved-rest-ah
<span id="L221" class="LineNr">221 </span>    <a href='cell.mu.html#L147'>nil</a> rest-ah
<span id="L222" class="LineNr">222 </span>    <span class="muComment"># create new-node out of first..third and rest</span>
<span id="L223" class="LineNr">223 </span>    <span class="PreProc">var</span> result-h: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L224" class="LineNr">224 </span>    <span class="PreProc">var</span> result-ah/eax: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address result-h
<span id="L225" class="LineNr">225 </span>    <a href='cell.mu.html#L142'>new-pair</a> result-ah, *x-ah, saved-rest-h
<span id="L226" class="LineNr">226 </span>    <span class="muComment"># save</span>
<span id="L227" class="LineNr">227 </span>    copy-object result-ah, x-ah
<span id="L228" class="LineNr">228 </span>    <span class="muComment"># there was a mutation; rerun</span>
<span id="L229" class="LineNr">229 </span>    <a href='infix.mu.html#L14'>transform-infix-2</a> x-ah, trace, <span class="Constant">1</span>/at-head-of-list
<span id="L230" class="LineNr">230 </span>    <span class="PreProc">return</span>
<span id="L231" class="LineNr">231 </span>  <span class="Delimiter">}</span>
<span id="L232" class="LineNr">232 </span>  <span class="muComment"># recurse</span>
<span id="L233" class="LineNr">233 </span><span class="CommentedCode">#?   dump-cell-from-cursor-over-full-screen x-ah, 1/fg 0/bg</span>
<span id="L234" class="LineNr">234 </span>  <span class="PreProc">var</span> left-ah/<span class="muRegEcx">ecx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get x, left
<span id="L235" class="LineNr">235 </span><span class="CommentedCode">#?   draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, &quot;x&quot;, 1/fg 0/bg</span>
<span id="L236" class="LineNr">236 </span><span class="CommentedCode">#?   dump-cell-from-cursor-over-full-screen left-ah, 2/fg 0/bg</span>
<span id="L237" class="LineNr">237 </span>  <a href='infix.mu.html#L14'>transform-infix-2</a> left-ah, trace, <span class="Constant">1</span>/at-head-of-list
<span id="L238" class="LineNr">238 </span>  <span class="PreProc">var</span> right-ah/<span class="muRegEdx">edx</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> get x, right
<span id="L239" class="LineNr">239 </span><span class="CommentedCode">#?   draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, &quot;y&quot;, 1/fg 0/bg</span>
<span id="L240" class="LineNr">240 </span><span class="CommentedCode">#?   dump-cell-from-cursor-over-full-screen right-ah, 3/fg 0/bg</span>
<span id="L241" class="LineNr">241 </span>  <span class="PreProc">var</span> right-at-head-of-list?/eax: boolean <span class="Special">&lt;-</span> copy at-head-of-list?
<span id="L242" class="LineNr">242 </span>  <span class="Delimiter">{</span>
<span id="L243" class="LineNr">243 </span>    compare right-at-head-of-list?, <span class="Constant">0</span>/false
<span id="L244" class="LineNr">244 </span>    <span class="PreProc">break-if-=</span>
<span id="L245" class="LineNr">245 </span>    <span class="muComment"># if left is a quote or unquote, cdr is still head of list</span>
<span id="L246" class="LineNr">246 </span>    <span class="Delimiter">{</span>
<span id="L247" class="LineNr">247 </span>      <span class="PreProc">var</span> left-is-quote-or-unquote?/eax: boolean <span class="Special">&lt;-</span> <a href='infix.mu.html#L545'>quote-or-unquote?</a> left-ah
<span id="L248" class="LineNr">248 </span>      compare left-is-quote-or-unquote?, <span class="Constant">0</span>/false
<span id="L249" class="LineNr">249 </span>    <span class="Delimiter">}</span>
<span id="L250" class="LineNr">250 </span>    <span class="PreProc">break-if-!=</span>
<span id="L251" class="LineNr">251 </span>    right-at-head-of-list? <span class="Special">&lt;-</span> copy <span class="Constant">0</span>/false
<span id="L252" class="LineNr">252 </span>  <span class="Delimiter">}</span>
<span id="L253" class="LineNr">253 </span>  <a href='infix.mu.html#L14'>transform-infix-2</a> right-ah, trace, right-at-head-of-list?
<span id="L254" class="LineNr">254 </span><span class="CommentedCode">#?   draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, &quot;z&quot;, 1/fg 0/bg</span>
<span id="L255" class="LineNr">255 </span>  <a href='trace.mu.html#L250'>trace-higher</a> trace
<span id="L256" class="Folded">256 </span><span class="Folded">+-- 15 lines: # trace &quot;=&gt; &quot; x-ah --------------------------------------------------------------------------------------------------------------------------------------------------------</span>
<span id="L271" class="LineNr">271 </span><span class="Delimiter">}</span>
<span id="L272" class="LineNr">272 </span>
<span id="L273" class="LineNr">273 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='infix.mu.html#L273'>not-null-not-nil-pair?</a></span> _x: (addr <a href='cell.mu.html#L1'>cell</a>)<span class="PreProc"> -&gt; </span>_/eax: boolean <span class="Delimiter">{</span>
<span id="L274" class="LineNr">274 </span>  <span class="PreProc">var</span> x/<span class="muRegEsi">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _x
<span id="L275" class="LineNr">275 </span>  compare x, <span class="Constant">0</span>
<span id="L276" class="LineNr">276 </span>  <span class="Delimiter">{</span>
<span id="L277" class="LineNr">277 </span>    <span class="PreProc">break-if-!=</span>
<span id="L278" class="LineNr">278 </span>    <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L279" class="LineNr">279 </span>  <span class="Delimiter">}</span>
<span id="L280" class="LineNr">280 </span>  <span class="PreProc">var</span> x-type/eax: (addr int) <span class="Special">&lt;-</span> get x, <span class="PreProc">type</span>
<span id="L281" class="LineNr">281 </span>  compare *x-type, <span class="Constant">0</span>/pair
<span id="L282" class="LineNr">282 </span>  <span class="Delimiter">{</span>
<span id="L283" class="LineNr">283 </span>    <span class="PreProc">break-if-=</span>
<span id="L284" class="LineNr">284 </span>    <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L285" class="LineNr">285 </span>  <span class="Delimiter">}</span>
<span id="L286" class="LineNr">286 </span>  <span class="PreProc">var</span> <a href='print.mu.html#L390'>nil?</a>/eax: boolean <span class="Special">&lt;-</span> <a href='print.mu.html#L390'>nil?</a> x
<span id="L287" class="LineNr">287 </span>  compare <a href='print.mu.html#L390'>nil?</a>, <span class="Constant">0</span>/false
<span id="L288" class="LineNr">288 </span>  <span class="Delimiter">{</span>
<span id="L289" class="LineNr">289 </span>    <span class="PreProc">break-if-=</span>
<span id="L290" class="LineNr">290 </span>    <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L291" class="LineNr">291 </span>  <span class="Delimiter">}</span>
<span id="L292" class="LineNr">292 </span>  <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L293" class="LineNr">293 </span><span class="Delimiter">}</span>
<span id="L294" class="LineNr">294 </span>
<span id="L295" class="LineNr">295 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='infix.mu.html#L295'>swap-cells</a></span> a-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), b-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Delimiter">{</span>
<span id="L296" class="LineNr">296 </span>  <span class="PreProc">var</span> tmp-h: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L297" class="LineNr">297 </span>  <span class="PreProc">var</span> tmp-ah/eax: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address tmp-h
<span id="L298" class="LineNr">298 </span>  copy-object a-ah, tmp-ah
<span id="L299" class="LineNr">299 </span>  copy-object b-ah, a-ah
<span id="L300" class="LineNr">300 </span>  copy-object tmp-ah, b-ah
<span id="L301" class="LineNr">301 </span><span class="Delimiter">}</span>
<span id="L302" class="LineNr">302 </span>
<span id="L303" class="LineNr">303 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='infix.mu.html#L303'>tokenize-infix</a></span> _sym-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L304" class="LineNr">304 </span>  <span class="PreProc">var</span> sym-ah/eax: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _sym-ah
<span id="L305" class="LineNr">305 </span>  <span class="PreProc">var</span> sym/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *sym-ah
<span id="L306" class="LineNr">306 </span>  <span class="PreProc">var</span> sym-data-ah/eax: (addr handle stream byte) <span class="Special">&lt;-</span> get sym, text-data
<span id="L307" class="LineNr">307 </span>  <span class="PreProc">var</span> _sym-data/eax: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *sym-data-ah
<span id="L308" class="LineNr">308 </span>  <span class="PreProc">var</span> sym-data/<span class="muRegEsi">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> copy _sym-data
<span id="L309" class="LineNr">309 </span>  <a href='../106stream.subx.html#L59'>rewind-stream</a> sym-data
<span id="L310" class="LineNr">310 </span>  <span class="muComment"># read sym into a gap buffer and insert spaces in a few places</span>
<span id="L311" class="LineNr">311 </span>  <span class="PreProc">var</span> buffer-storage: <a href='../514gap-buffer.mu.html#L3'>gap-buffer</a>
<span id="L312" class="LineNr">312 </span>  <span class="PreProc">var</span> buffer/<span class="muRegEdi">edi</span>: (addr <a href='../514gap-buffer.mu.html#L3'>gap-buffer</a>) <span class="Special">&lt;-</span> address buffer-storage
<span id="L313" class="LineNr">313 </span>  <a href='../514gap-buffer.mu.html#L11'>initialize-gap-buffer</a> buffer, <span class="Constant">0x40</span>/max-symbol-size
<span id="L314" class="LineNr">314 </span>  <span class="muComment"># scan for first non-$</span>
<span id="L315" class="LineNr">315 </span>  <span class="PreProc">var</span> g/eax: code-point-utf8 <span class="Special">&lt;-</span> <a href='../403unicode.mu.html#L229'>read-code-point-utf8</a> sym-data
<span id="L316" class="LineNr">316 </span>  <a href='../514gap-buffer.mu.html#L440'>add-code-point-utf8-at-gap</a> buffer, g
<span id="L317" class="LineNr">317 </span>  <span class="Delimiter">{</span>
<span id="L318" class="LineNr">318 </span>    compare g, <span class="Constant">0x24</span>/dollar
<span id="L319" class="LineNr">319 </span>    <span class="PreProc">break-if-!=</span>
<span id="L320" class="LineNr">320 </span>    <span class="Delimiter">{</span>
<span id="L321" class="LineNr">321 </span>      <span class="PreProc">var</span> done?/eax: boolean <span class="Special">&lt;-</span> <a href='../309stream.subx.html#L6'>stream-empty?</a> sym-data
<span id="L322" class="LineNr">322 </span>      compare done?, <span class="Constant">0</span>/false
<span id="L323" class="LineNr">323 </span>      <span class="PreProc">break-if-=</span>
<span id="L324" class="LineNr">324 </span>      <span class="PreProc">return</span>  <span class="muComment"># symbol is all '$'s; do nothing</span>
<span id="L325" class="LineNr">325 </span>    <span class="Delimiter">}</span>
<span id="L326" class="LineNr">326 </span>    g <span class="Special">&lt;-</span> <a href='../403unicode.mu.html#L229'>read-code-point-utf8</a> sym-data
<span id="L327" class="LineNr">327 </span>    <a href='../514gap-buffer.mu.html#L440'>add-code-point-utf8-at-gap</a> buffer, g
<span id="L328" class="LineNr">328 </span>    <span class="PreProc">loop</span>
<span id="L329" class="LineNr">329 </span>  <span class="Delimiter">}</span>
<span id="L330" class="LineNr">330 </span>  <span class="PreProc">var</span> tokenization-needed?: boolean
<span id="L331" class="LineNr">331 </span>  <span class="PreProc">var</span> _operator-so-far?/eax: boolean <span class="Special">&lt;-</span> <a href='infix.mu.html#L458'>operator-code-point-utf8?</a> g
<span id="L332" class="LineNr">332 </span>  <span class="PreProc">var</span> operator-so-far?/<span class="muRegEcx">ecx</span>: boolean <span class="Special">&lt;-</span> copy _operator-so-far?
<span id="L333" class="LineNr">333 </span>  <span class="Delimiter">{</span>
<span id="L334" class="LineNr">334 </span>    <span class="PreProc">var</span> done?/eax: boolean <span class="Special">&lt;-</span> <a href='../309stream.subx.html#L6'>stream-empty?</a> sym-data
<span id="L335" class="LineNr">335 </span>    compare done?, <span class="Constant">0</span>/false
<span id="L336" class="LineNr">336 </span>    <span class="PreProc">break-if-!=</span>
<span id="L337" class="LineNr">337 </span>    <span class="PreProc">var</span> g/eax: code-point-utf8 <span class="Special">&lt;-</span> <a href='../403unicode.mu.html#L229'>read-code-point-utf8</a> sym-data
<span id="L338" class="LineNr">338 </span>    <span class="Delimiter">{</span>
<span id="L339" class="LineNr">339 </span>      <span class="PreProc">var</span> curr-operator?/eax: boolean <span class="Special">&lt;-</span> <a href='infix.mu.html#L458'>operator-code-point-utf8?</a> g
<span id="L340" class="LineNr">340 </span>      compare curr-operator?, operator-so-far?
<span id="L341" class="LineNr">341 </span>      <span class="PreProc">break-if-=</span>
<span id="L342" class="LineNr">342 </span>      <span class="muComment"># state change; insert a space</span>
<span id="L343" class="LineNr">343 </span>      <a href='../514gap-buffer.mu.html#L440'>add-code-point-utf8-at-gap</a> buffer, <span class="Constant">0x20</span>/space
<span id="L344" class="LineNr">344 </span>      operator-so-far? <span class="Special">&lt;-</span> copy curr-operator?
<span id="L345" class="LineNr">345 </span>      copy-to tokenization-needed?, <span class="Constant">1</span>/true
<span id="L346" class="LineNr">346 </span>    <span class="Delimiter">}</span>
<span id="L347" class="LineNr">347 </span>    <a href='../514gap-buffer.mu.html#L440'>add-code-point-utf8-at-gap</a> buffer, g
<span id="L348" class="LineNr">348 </span>    <span class="PreProc">loop</span>
<span id="L349" class="LineNr">349 </span>  <span class="Delimiter">}</span>
<span id="L350" class="LineNr">350 </span>  compare tokenization-needed?, <span class="Constant">0</span>/false
<span id="L351" class="LineNr">351 </span>  <span class="PreProc">break-if-=</span>
<span id="L352" class="LineNr">352 </span><span class="CommentedCode">#?   {</span>
<span id="L353" class="LineNr">353 </span><span class="CommentedCode">#?     var dummy1/eax: int &lt;- copy 0</span>
<span id="L354" class="LineNr">354 </span><span class="CommentedCode">#?     var dummy2/ecx: int &lt;- copy 0</span>
<span id="L355" class="LineNr">355 </span><span class="CommentedCode">#?     dummy1, dummy2 &lt;- render-gap-buffer-wrapping-right-then-down 0/screen, buffer, 0x20/xmin 5/ymin, 0x80/xmax 0x30/ymax, 0/no-cursor, 3/fg 0/bg</span>
<span id="L356" class="LineNr">356 </span><span class="CommentedCode">#?     {</span>
<span id="L357" class="LineNr">357 </span><span class="CommentedCode">#?       loop</span>
<span id="L358" class="LineNr">358 </span><span class="CommentedCode">#?     }</span>
<span id="L359" class="LineNr">359 </span><span class="CommentedCode">#?   }</span>
<span id="L360" class="LineNr">360 </span>  <span class="muComment"># recursively process buffer</span>
<span id="L361" class="LineNr">361 </span>  <span class="muComment"># this time we're guaranteed we won't enter tokenize-infix</span>
<span id="L362" class="LineNr">362 </span>  <a href='read.mu.html#L1'>read-cell</a> buffer, _sym-ah, trace
<span id="L363" class="LineNr">363 </span><span class="Delimiter">}</span>
<span id="L364" class="LineNr">364 </span>
<span id="L365" class="LineNr">365 </span><span class="PreProc">fn</span> <span class="muTest"><a href='infix.mu.html#L365'>test-infix</a></span> <span class="Delimiter">{</span>
<span id="L366" class="LineNr">366 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;abc&quot;</span>, <span class="Constant">&quot;abc&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/regular-symbol&quot;</span>
<span id="L367" class="LineNr">367 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;-3&quot;</span>, <span class="Constant">&quot;-3&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/negative-integer-literal&quot;</span>
<span id="L368" class="LineNr">368 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;[a b+c]&quot;</span>, <span class="Constant">&quot;[a b+c]&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/string-literal&quot;</span>
<span id="L369" class="LineNr">369 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;$&quot;</span>, <span class="Constant">&quot;$&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/dollar-sym&quot;</span>
<span id="L370" class="LineNr">370 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;$$&quot;</span>, <span class="Constant">&quot;$$&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/dollar-sym-2&quot;</span>
<span id="L371" class="LineNr">371 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;$a&quot;</span>, <span class="Constant">&quot;$a&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/dollar-var&quot;</span>
<span id="L372" class="LineNr">372 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;$+&quot;</span>, <span class="Constant">&quot;$+&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/dollar-operator&quot;</span>
<span id="L373" class="LineNr">373 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(+)&quot;</span>, <span class="Constant">&quot;+&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/operator-without-args&quot;</span>
<span id="L374" class="LineNr">374 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(= (+) 3)&quot;</span>, <span class="Constant">&quot;(= + 3)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/operator-without-args-2&quot;</span>
<span id="L375" class="LineNr">375 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;($+)&quot;</span>, <span class="Constant">&quot;$+&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/dollar-operator-without-args&quot;</span>
<span id="L376" class="LineNr">376 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;',(a + b)&quot;</span>, <span class="Constant">&quot;',(+ a b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/nested-quotes&quot;</span>
<span id="L377" class="LineNr">377 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;',(+)&quot;</span>, <span class="Constant">&quot;',+&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/nested-quotes-2&quot;</span>
<span id="L378" class="LineNr">378 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(a + b)&quot;</span>, <span class="Constant">&quot;(+ a b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/simple-list&quot;</span>
<span id="L379" class="LineNr">379 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(a (+) b)&quot;</span>, <span class="Constant">&quot;(a + b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/wrapped-operator&quot;</span>
<span id="L380" class="LineNr">380 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(+ a b)&quot;</span>, <span class="Constant">&quot;(+ a b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/prefix-operator&quot;</span>
<span id="L381" class="LineNr">381 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(a . b)&quot;</span>, <span class="Constant">&quot;(a . b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/dot-operator&quot;</span>
<span id="L382" class="LineNr">382 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(a b . c)&quot;</span>, <span class="Constant">&quot;(a b . c)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/dotted-list&quot;</span>
<span id="L383" class="LineNr">383 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(+ . b)&quot;</span>, <span class="Constant">&quot;(+ . b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/dotted-list-with-operator&quot;</span>
<span id="L384" class="LineNr">384 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(+ a)&quot;</span>, <span class="Constant">&quot;(+ a)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/unary-operator&quot;</span>
<span id="L385" class="LineNr">385 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;((a + b))&quot;</span>, <span class="Constant">&quot;((+ a b))&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/nested-list&quot;</span>
<span id="L386" class="LineNr">386 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(do (a + b))&quot;</span>, <span class="Constant">&quot;(do (+ a b))&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/nested-list-2&quot;</span>
<span id="L387" class="LineNr">387 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(a = (a + 1))&quot;</span>, <span class="Constant">&quot;(= a (+ a 1))&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/nested-list-3&quot;</span>
<span id="L388" class="LineNr">388 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(a + b + c)&quot;</span>, <span class="Constant">&quot;(+ (+ a b) c)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/left-associative&quot;</span>
<span id="L389" class="LineNr">389 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(f a + b)&quot;</span>, <span class="Constant">&quot;(f (+ a b))&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/higher-precedence-than-call&quot;</span>
<span id="L390" class="LineNr">390 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(f a + b c + d)&quot;</span>, <span class="Constant">&quot;(f (+ a b) (+ c d))&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/multiple&quot;</span>
<span id="L391" class="LineNr">391 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;+a&quot;</span>, <span class="Constant">&quot;(+ a)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/unary-operator-2&quot;</span>
<span id="L392" class="LineNr">392 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(+a)&quot;</span>, <span class="Constant">&quot;((+ a))&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/unary-operator-3&quot;</span>
<span id="L393" class="LineNr">393 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;-a&quot;</span>, <span class="Constant">&quot;(- a)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/unary-operator-4&quot;</span>
<span id="L394" class="LineNr">394 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;a+b&quot;</span>, <span class="Constant">&quot;(+ a b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/no-spaces&quot;</span>
<span id="L395" class="LineNr">395 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;3+1&quot;</span>, <span class="Constant">&quot;(+ 3 1)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/no-spaces-starting-with-digit&quot;</span>
<span id="L396" class="LineNr">396 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;',a+b&quot;</span>, <span class="Constant">&quot;',(+ a b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/no-spaces-with-nested-quotes&quot;</span>
<span id="L397" class="LineNr">397 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;$a+b&quot;</span>, <span class="Constant">&quot;(+ $a b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/no-spaces-2&quot;</span>
<span id="L398" class="LineNr">398 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;-a+b&quot;</span>, <span class="Constant">&quot;(+ (- a) b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/unary-over-binary&quot;</span>
<span id="L399" class="LineNr">399 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;~a+b&quot;</span>, <span class="Constant">&quot;(+ (~ a) b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/unary-complement&quot;</span>
<span id="L400" class="LineNr">400 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;(n * n-1)&quot;</span>, <span class="Constant">&quot;(* n (- n 1))&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/no-spaces-over-spaces&quot;</span>
<span id="L401" class="LineNr">401 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;`(a + b)&quot;</span>, <span class="Constant">&quot;`(+ a b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/backquote&quot;</span>
<span id="L402" class="LineNr">402 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;`(+ a b)&quot;</span>, <span class="Constant">&quot;`(+ a b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/backquote-2&quot;</span>
<span id="L403" class="LineNr">403 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;,@a+b&quot;</span>, <span class="Constant">&quot;,@(+ a b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/unquote-splice&quot;</span>
<span id="L404" class="LineNr">404 </span>  <a href='infix.mu.html#L577'>check-infix</a> <span class="Constant">&quot;,@(a + b)&quot;</span>, <span class="Constant">&quot;,@(+ a b)&quot;</span>, <span class="Constant">&quot;F - <a href='infix.mu.html#L365'>test-infix</a>/unquote-splice-2&quot;</span>
<span id="L405" class="LineNr">405 </span><span class="Delimiter">}</span>
<span id="L406" class="LineNr">406 </span>
<span id="L407" class="LineNr">407 </span><span class="muComment"># helpers</span>
<span id="L408" class="LineNr">408 </span>
<span id="L409" class="LineNr">409 </span><span class="muComment"># return true if x is composed entirely of operator code-point-utf8s, optionally prefixed with some '$'s</span>
<span id="L410" class="LineNr">410 </span><span class="muComment"># some operator, some non-operator =&gt; pre-tokenized symbol; return false</span>
<span id="L411" class="LineNr">411 </span><span class="muComment"># all '$'s =&gt; return false</span>
<span id="L412" class="LineNr">412 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='infix.mu.html#L412'>operator-symbol?</a></span> _x: (addr <a href='cell.mu.html#L1'>cell</a>)<span class="PreProc"> -&gt; </span>_/eax: boolean <span class="Delimiter">{</span>
<span id="L413" class="LineNr">413 </span>  <span class="PreProc">var</span> x/<span class="muRegEsi">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _x
<span id="L414" class="LineNr">414 </span>  <span class="Delimiter">{</span>
<span id="L415" class="LineNr">415 </span>    <span class="PreProc">var</span> x-type/eax: (addr int) <span class="Special">&lt;-</span> get x, <span class="PreProc">type</span>
<span id="L416" class="LineNr">416 </span>    compare *x-type, <span class="Constant">2</span>/symbol
<span id="L417" class="LineNr">417 </span>    <span class="PreProc">break-if-=</span>
<span id="L418" class="LineNr">418 </span>    <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L419" class="LineNr">419 </span>  <span class="Delimiter">}</span>
<span id="L420" class="LineNr">420 </span>  <span class="PreProc">var</span> x-data-ah/eax: (addr handle stream byte) <span class="Special">&lt;-</span> get x, text-data
<span id="L421" class="LineNr">421 </span>  <span class="PreProc">var</span> _x-data/eax: (addr stream byte) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *x-data-ah
<span id="L422" class="LineNr">422 </span>  <span class="PreProc">var</span> x-data/<span class="muRegEsi">esi</span>: (addr stream byte) <span class="Special">&lt;-</span> copy _x-data
<span id="L423" class="LineNr">423 </span>  <a href='../106stream.subx.html#L59'>rewind-stream</a> x-data
<span id="L424" class="LineNr">424 </span>  <span class="PreProc">var</span> g/eax: code-point-utf8 <span class="Special">&lt;-</span> <a href='../403unicode.mu.html#L229'>read-code-point-utf8</a> x-data
<span id="L425" class="LineNr">425 </span>  <span class="muComment"># special case: '$' is reserved for gensyms, and can work with either</span>
<span id="L426" class="LineNr">426 </span>  <span class="muComment"># operator or non-operator symbols.</span>
<span id="L427" class="LineNr">427 </span>  <span class="Delimiter">{</span>
<span id="L428" class="LineNr">428 </span>    compare g, <span class="Constant">0x24</span>/dollar
<span id="L429" class="LineNr">429 </span>    <span class="PreProc">break-if-!=</span>
<span id="L430" class="LineNr">430 </span>    <span class="Delimiter">{</span>
<span id="L431" class="LineNr">431 </span>      <span class="PreProc">var</span> all-dollars?/eax: boolean <span class="Special">&lt;-</span> <a href='../309stream.subx.html#L6'>stream-empty?</a> x-data
<span id="L432" class="LineNr">432 </span>      compare all-dollars?, <span class="Constant">0</span>/false
<span id="L433" class="LineNr">433 </span>      <span class="PreProc">break-if-=</span>
<span id="L434" class="LineNr">434 </span>      <span class="muComment"># '$', '$$', '$$$', etc. are regular symbols</span>
<span id="L435" class="LineNr">435 </span>      <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L436" class="LineNr">436 </span>    <span class="Delimiter">}</span>
<span id="L437" class="LineNr">437 </span>    g <span class="Special">&lt;-</span> <a href='../403unicode.mu.html#L229'>read-code-point-utf8</a> x-data
<span id="L438" class="LineNr">438 </span>    <span class="PreProc">loop</span>
<span id="L439" class="LineNr">439 </span>  <span class="Delimiter">}</span>
<span id="L440" class="LineNr">440 </span>  <span class="Delimiter">{</span>
<span id="L441" class="LineNr">441 </span>    <span class="Delimiter">{</span>
<span id="L442" class="LineNr">442 </span>      <span class="PreProc">var</span> result/eax: boolean <span class="Special">&lt;-</span> <a href='infix.mu.html#L458'>operator-code-point-utf8?</a> g
<span id="L443" class="LineNr">443 </span>      compare result, <span class="Constant">0</span>/false
<span id="L444" class="LineNr">444 </span>      <span class="PreProc">break-if-!=</span>
<span id="L445" class="LineNr">445 </span>      <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L446" class="LineNr">446 </span>    <span class="Delimiter">}</span>
<span id="L447" class="LineNr">447 </span>    <span class="Delimiter">{</span>
<span id="L448" class="LineNr">448 </span>      <span class="PreProc">var</span> done?/eax: boolean <span class="Special">&lt;-</span> <a href='../309stream.subx.html#L6'>stream-empty?</a> x-data
<span id="L449" class="LineNr">449 </span>      compare done?, <span class="Constant">0</span>/false
<span id="L450" class="LineNr">450 </span>    <span class="Delimiter">}</span>
<span id="L451" class="LineNr">451 </span>    <span class="PreProc">break-if-!=</span>
<span id="L452" class="LineNr">452 </span>    g <span class="Special">&lt;-</span> <a href='../403unicode.mu.html#L229'>read-code-point-utf8</a> x-data
<span id="L453" class="LineNr">453 </span>    <span class="PreProc">loop</span>
<span id="L454" class="LineNr">454 </span>  <span class="Delimiter">}</span>
<span id="L455" class="LineNr">455 </span>  <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L456" class="LineNr">456 </span><span class="Delimiter">}</span>
<span id="L457" class="LineNr">457 </span>
<span id="L458" class="LineNr">458 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='infix.mu.html#L458'>operator-code-point-utf8?</a></span> g: code-point-utf8<span class="PreProc"> -&gt; </span>_/eax: boolean <span class="Delimiter">{</span>
<span id="L459" class="LineNr">459 </span>  <span class="muComment"># '$' is special and can be in either a symbol or operator; here we treat it as a symbol</span>
<span id="L460" class="LineNr">460 </span>  compare g, <span class="Constant">0x25</span>/percent
<span id="L461" class="LineNr">461 </span>  <span class="Delimiter">{</span>
<span id="L462" class="LineNr">462 </span>    <span class="PreProc">break-if-!=</span>
<span id="L463" class="LineNr">463 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L464" class="LineNr">464 </span>  <span class="Delimiter">}</span>
<span id="L465" class="LineNr">465 </span>  compare g, <span class="Constant">0x26</span>/ampersand
<span id="L466" class="LineNr">466 </span>  <span class="Delimiter">{</span>
<span id="L467" class="LineNr">467 </span>    <span class="PreProc">break-if-!=</span>
<span id="L468" class="LineNr">468 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L469" class="LineNr">469 </span>  <span class="Delimiter">}</span>
<span id="L470" class="LineNr">470 </span>  compare g, <span class="Constant">0x2a</span>/asterisk
<span id="L471" class="LineNr">471 </span>  <span class="Delimiter">{</span>
<span id="L472" class="LineNr">472 </span>    <span class="PreProc">break-if-!=</span>
<span id="L473" class="LineNr">473 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L474" class="LineNr">474 </span>  <span class="Delimiter">}</span>
<span id="L475" class="LineNr">475 </span>  compare g, <span class="Constant">0x2b</span>/plus
<span id="L476" class="LineNr">476 </span>  <span class="Delimiter">{</span>
<span id="L477" class="LineNr">477 </span>    <span class="PreProc">break-if-!=</span>
<span id="L478" class="LineNr">478 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L479" class="LineNr">479 </span>  <span class="Delimiter">}</span>
<span id="L480" class="LineNr">480 </span>  compare g, <span class="Constant">0x2d</span>/dash  <span class="muComment"># '-' not allowed in symbols</span>
<span id="L481" class="LineNr">481 </span>  <span class="Delimiter">{</span>
<span id="L482" class="LineNr">482 </span>    <span class="PreProc">break-if-!=</span>
<span id="L483" class="LineNr">483 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L484" class="LineNr">484 </span>  <span class="Delimiter">}</span>
<span id="L485" class="LineNr">485 </span>  compare g, <span class="Constant">0x2e</span>/period
<span id="L486" class="LineNr">486 </span>  <span class="Delimiter">{</span>
<span id="L487" class="LineNr">487 </span>    <span class="PreProc">break-if-!=</span>
<span id="L488" class="LineNr">488 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L489" class="LineNr">489 </span>  <span class="Delimiter">}</span>
<span id="L490" class="LineNr">490 </span>  compare g, <span class="Constant">0x2f</span>/slash
<span id="L491" class="LineNr">491 </span>  <span class="Delimiter">{</span>
<span id="L492" class="LineNr">492 </span>    <span class="PreProc">break-if-!=</span>
<span id="L493" class="LineNr">493 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L494" class="LineNr">494 </span>  <span class="Delimiter">}</span>
<span id="L495" class="LineNr">495 </span>  compare g, <span class="Constant">0x3a</span>/colon
<span id="L496" class="LineNr">496 </span>  <span class="Delimiter">{</span>
<span id="L497" class="LineNr">497 </span>    <span class="PreProc">break-if-!=</span>
<span id="L498" class="LineNr">498 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L499" class="LineNr">499 </span>  <span class="Delimiter">}</span>
<span id="L500" class="LineNr">500 </span>  compare g, <span class="Constant">0x3b</span>/semi-colon
<span id="L501" class="LineNr">501 </span>  <span class="Delimiter">{</span>
<span id="L502" class="LineNr">502 </span>    <span class="PreProc">break-if-!=</span>
<span id="L503" class="LineNr">503 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L504" class="LineNr">504 </span>  <span class="Delimiter">}</span>
<span id="L505" class="LineNr">505 </span>  compare g, <span class="Constant">0x3c</span>/less-than
<span id="L506" class="LineNr">506 </span>  <span class="Delimiter">{</span>
<span id="L507" class="LineNr">507 </span>    <span class="PreProc">break-if-!=</span>
<span id="L508" class="LineNr">508 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L509" class="LineNr">509 </span>  <span class="Delimiter">}</span>
<span id="L510" class="LineNr">510 </span>  compare g, <span class="Constant">0x3d</span>/equal
<span id="L511" class="LineNr">511 </span>  <span class="Delimiter">{</span>
<span id="L512" class="LineNr">512 </span>    <span class="PreProc">break-if-!=</span>
<span id="L513" class="LineNr">513 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L514" class="LineNr">514 </span>  <span class="Delimiter">}</span>
<span id="L515" class="LineNr">515 </span>  compare g, <span class="Constant">0x3e</span>/greater-than
<span id="L516" class="LineNr">516 </span>  <span class="Delimiter">{</span>
<span id="L517" class="LineNr">517 </span>    <span class="PreProc">break-if-!=</span>
<span id="L518" class="LineNr">518 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L519" class="LineNr">519 </span>  <span class="Delimiter">}</span>
<span id="L520" class="LineNr">520 </span>  <span class="muComment"># '?' is a symbol char</span>
<span id="L521" class="LineNr">521 </span>  compare g, <span class="Constant">0x5c</span>/backslash
<span id="L522" class="LineNr">522 </span>  <span class="Delimiter">{</span>
<span id="L523" class="LineNr">523 </span>    <span class="PreProc">break-if-!=</span>
<span id="L524" class="LineNr">524 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L525" class="LineNr">525 </span>  <span class="Delimiter">}</span>
<span id="L526" class="LineNr">526 </span>  compare g, <span class="Constant">0x5e</span>/caret
<span id="L527" class="LineNr">527 </span>  <span class="Delimiter">{</span>
<span id="L528" class="LineNr">528 </span>    <span class="PreProc">break-if-!=</span>
<span id="L529" class="LineNr">529 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L530" class="LineNr">530 </span>  <span class="Delimiter">}</span>
<span id="L531" class="LineNr">531 </span>  <span class="muComment"># '_' is a symbol char</span>
<span id="L532" class="LineNr">532 </span>  compare g, <span class="Constant">0x7c</span>/vertical-line
<span id="L533" class="LineNr">533 </span>  <span class="Delimiter">{</span>
<span id="L534" class="LineNr">534 </span>    <span class="PreProc">break-if-!=</span>
<span id="L535" class="LineNr">535 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L536" class="LineNr">536 </span>  <span class="Delimiter">}</span>
<span id="L537" class="LineNr">537 </span>  compare g, <span class="Constant">0x7e</span>/tilde
<span id="L538" class="LineNr">538 </span>  <span class="Delimiter">{</span>
<span id="L539" class="LineNr">539 </span>    <span class="PreProc">break-if-!=</span>
<span id="L540" class="LineNr">540 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L541" class="LineNr">541 </span>  <span class="Delimiter">}</span>
<span id="L542" class="LineNr">542 </span>  <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L543" class="LineNr">543 </span><span class="Delimiter">}</span>
<span id="L544" class="LineNr">544 </span>
<span id="L545" class="LineNr">545 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='infix.mu.html#L545'>quote-or-unquote?</a></span> _x-ah: (addr handle <a href='cell.mu.html#L1'>cell</a>)<span class="PreProc"> -&gt; </span>_/eax: boolean <span class="Delimiter">{</span>
<span id="L546" class="LineNr">546 </span>  <span class="PreProc">var</span> x-ah/eax: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _x-ah
<span id="L547" class="LineNr">547 </span>  <span class="PreProc">var</span> x/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *x-ah
<span id="L548" class="LineNr">548 </span>  <span class="Delimiter">{</span>
<span id="L549" class="LineNr">549 </span>    <span class="PreProc">var</span> quote?/eax: boolean <span class="Special">&lt;-</span> <a href='cell.mu.html#L59'>symbol-equal?</a> x, <span class="Constant">&quot;'&quot;</span>
<span id="L550" class="LineNr">550 </span>    compare quote?, <span class="Constant">0</span>/false
<span id="L551" class="LineNr">551 </span>    <span class="PreProc">break-if-=</span>
<span id="L552" class="LineNr">552 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L553" class="LineNr">553 </span>  <span class="Delimiter">}</span>
<span id="L554" class="LineNr">554 </span>  <span class="Delimiter">{</span>
<span id="L555" class="LineNr">555 </span>    <span class="PreProc">var</span> backquote?/eax: boolean <span class="Special">&lt;-</span> <a href='cell.mu.html#L59'>symbol-equal?</a> x, <span class="Constant">&quot;`&quot;</span>
<span id="L556" class="LineNr">556 </span>    compare backquote?, <span class="Constant">0</span>/false
<span id="L557" class="LineNr">557 </span>    <span class="PreProc">break-if-=</span>
<span id="L558" class="LineNr">558 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L559" class="LineNr">559 </span>  <span class="Delimiter">}</span>
<span id="L560" class="LineNr">560 </span>  <span class="Delimiter">{</span>
<span id="L561" class="LineNr">561 </span>    <span class="PreProc">var</span> unquote?/eax: boolean <span class="Special">&lt;-</span> <a href='cell.mu.html#L59'>symbol-equal?</a> x, <span class="Constant">&quot;,&quot;</span>
<span id="L562" class="LineNr">562 </span>    compare unquote?, <span class="Constant">0</span>/false
<span id="L563" class="LineNr">563 </span>    <span class="PreProc">break-if-=</span>
<span id="L564" class="LineNr">564 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L565" class="LineNr">565 </span>  <span class="Delimiter">}</span>
<span id="L566" class="LineNr">566 </span>  <span class="Delimiter">{</span>
<span id="L567" class="LineNr">567 </span>    <span class="PreProc">var</span> unquote-splice?/eax: boolean <span class="Special">&lt;-</span> <a href='cell.mu.html#L59'>symbol-equal?</a> x, <span class="Constant">&quot;,@&quot;</span>
<span id="L568" class="LineNr">568 </span>    compare unquote-splice?, <span class="Constant">0</span>/false
<span id="L569" class="LineNr">569 </span>    <span class="PreProc">break-if-=</span>
<span id="L570" class="LineNr">570 </span>    <span class="PreProc">return</span> <span class="Constant">1</span>/true
<span id="L571" class="LineNr">571 </span>  <span class="Delimiter">}</span>
<span id="L572" class="LineNr">572 </span>  <span class="PreProc">return</span> <span class="Constant">0</span>/false
<span id="L573" class="LineNr">573 </span><span class="Delimiter">}</span>
<span id="L574" class="LineNr">574 </span>
<span id="L575" class="LineNr">575 </span><span class="muComment"># helpers for tests</span>
<span id="L576" class="LineNr">576 </span>
<span id="L577" class="LineNr">577 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='infix.mu.html#L577'>check-infix</a></span> actual: (addr array byte), expected: (addr array byte), message: (addr array byte) <span class="Delimiter">{</span>
<span id="L578" class="LineNr">578 </span>  <span class="PreProc">var</span> trace-storage: trace
<span id="L579" class="LineNr">579 </span>  <span class="PreProc">var</span> trace/<span class="muRegEdx">edx</span>: (addr trace) <span class="Special">&lt;-</span> address trace-storage
<span id="L580" class="LineNr">580 </span><span class="CommentedCode">#?   initialize-trace trace, 1/only-errors, 0x10/capacity, 0/visible</span>
<span id="L581" class="LineNr">581 </span>  <a href='trace.mu.html#L61'>initialize-trace</a> trace, <span class="Constant">0x10</span>/levels, <span class="Constant">0x1000</span>/capacity, <span class="Constant">0</span>/visible
<span id="L582" class="LineNr">582 </span>  <span class="muComment">#</span>
<span id="L583" class="LineNr">583 </span>  <span class="PreProc">var</span> actual-buffer-storage: <a href='../514gap-buffer.mu.html#L3'>gap-buffer</a>
<span id="L584" class="LineNr">584 </span>  <span class="PreProc">var</span> actual-buffer/eax: (addr <a href='../514gap-buffer.mu.html#L3'>gap-buffer</a>) <span class="Special">&lt;-</span> address actual-buffer-storage
<span id="L585" class="LineNr">585 </span>  <a href='../514gap-buffer.mu.html#L52'>initialize-gap-buffer-with</a> actual-buffer, actual
<span id="L586" class="LineNr">586 </span>  <span class="PreProc">var</span> actual-tree-h: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L587" class="LineNr">587 </span>  <span class="PreProc">var</span> actual-tree-ah/<span class="muRegEsi">esi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address actual-tree-h
<span id="L588" class="LineNr">588 </span>  <a href='read.mu.html#L1'>read-cell</a> actual-buffer, actual-tree-ah, trace
<span id="L589" class="LineNr">589 </span><span class="CommentedCode">#?   dump-trace-with-label trace, &quot;infix&quot;</span>
<span id="L590" class="LineNr">590 </span><span class="CommentedCode">#?   dump-cell-from-cursor-over-full-screen actual-tree-ah, 7/fg 0/bg</span>
<span id="L591" class="LineNr">591 </span>  <span class="PreProc">var</span> _actual-tree/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *actual-tree-ah
<span id="L592" class="LineNr">592 </span>  <span class="PreProc">var</span> actual-tree/<span class="muRegEsi">esi</span>: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> copy _actual-tree
<span id="L593" class="LineNr">593 </span>  <span class="muComment">#</span>
<span id="L594" class="LineNr">594 </span>  <span class="PreProc">var</span> expected-buffer-storage: <a href='../514gap-buffer.mu.html#L3'>gap-buffer</a>
<span id="L595" class="LineNr">595 </span>  <span class="PreProc">var</span> expected-buffer/eax: (addr <a href='../514gap-buffer.mu.html#L3'>gap-buffer</a>) <span class="Special">&lt;-</span> address expected-buffer-storage
<span id="L596" class="LineNr">596 </span>  <a href='../514gap-buffer.mu.html#L52'>initialize-gap-buffer-with</a> expected-buffer, expected
<span id="L597" class="LineNr">597 </span>  <span class="PreProc">var</span> expected-tree-h: (handle <a href='cell.mu.html#L1'>cell</a>)
<span id="L598" class="LineNr">598 </span>  <span class="PreProc">var</span> expected-tree-ah/<span class="muRegEdi">edi</span>: (addr handle <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> address expected-tree-h
<span id="L599" class="LineNr">599 </span>  <a href='infix.mu.html#L606'>read-without-infix</a> expected-buffer, expected-tree-ah, trace
<span id="L600" class="LineNr">600 </span>  <span class="PreProc">var</span> expected-tree/eax: (addr <a href='cell.mu.html#L1'>cell</a>) <span class="Special">&lt;-</span> <a href='../120allocate.subx.html#L235'>lookup</a> *expected-tree-ah
<span id="L601" class="LineNr">601 </span>  <span class="muComment">#</span>
<span id="L602" class="LineNr">602 </span>  <span class="PreProc">var</span> match?/eax: boolean <span class="Special">&lt;-</span> <a href='evaluate.mu.html#L1293'>cell-isomorphic?</a> actual-tree, expected-tree, trace
<span id="L603" class="LineNr">603 </span>  <a href='../502test.mu.html#L19'>check</a> match?, message
<span id="L604" class="LineNr">604 </span><span class="Delimiter">}</span>
<span id="L605" class="LineNr">605 </span>
<span id="L606" class="LineNr">606 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='infix.mu.html#L606'>read-without-infix</a></span> in: (addr <a href='../514gap-buffer.mu.html#L3'>gap-buffer</a>), out: (addr handle <a href='cell.mu.html#L1'>cell</a>), trace: (addr trace) <span class="Delimiter">{</span>
<span id="L607" class="LineNr">607 </span>  <span class="muComment"># eagerly tokenize everything so that the phases are easier to see in the trace</span>
<span id="L608" class="LineNr">608 </span>  <span class="PreProc">var</span> tokens-storage: (stream <a href='tokenize.mu.html#L3'>token</a> <span class="Constant">0x400</span>)
<span id="L609" class="LineNr">609 </span>  <span class="PreProc">var</span> tokens/<span class="muRegEdx">edx</span>: (addr stream <a href='tokenize.mu.html#L3'>token</a>) <span class="Special">&lt;-</span> address tokens-storage
<span id="L610" class="LineNr">610 </span>  <a href='tokenize.mu.html#L13'>tokenize</a> in, tokens, trace
<span id="L611" class="LineNr">611 </span>  <span class="PreProc">var</span> error?/eax: boolean <span class="Special">&lt;-</span> <a href='trace.mu.html#L94'>has-errors?</a> trace
<span id="L612" class="LineNr">612 </span>  compare error?, <span class="Constant">0</span>/false
<span id="L613" class="LineNr">613 </span>  <span class="Delimiter">{</span>
<span id="L614" class="LineNr">614 </span>    <span class="PreProc">break-if-=</span>
<span id="L615" class="LineNr">615 </span>    <a href='trace.mu.html#L379'>dump-trace</a> trace
<span id="L616" class="LineNr">616 </span>    <span class="PreProc">return</span>
<span id="L617" class="LineNr">617 </span>  <span class="Delimiter">}</span>
<span id="L618" class="LineNr">618 </span>  <span class="muComment"># insert more parens based on indentation</span>
<span id="L619" class="LineNr">619 </span>  <span class="PreProc">var</span> parenthesized-tokens-storage: (stream <a href='tokenize.mu.html#L3'>token</a> <span class="Constant">0x400</span>)
<span id="L620" class="LineNr">620 </span>  <span class="PreProc">var</span> parenthesized-tokens/<span class="muRegEcx">ecx</span>: (addr stream <a href='tokenize.mu.html#L3'>token</a>) <span class="Special">&lt;-</span> address parenthesized-tokens-storage
<span id="L621" class="LineNr">621 </span>  <a href='parenthesize.mu.html#L15'>parenthesize</a> tokens, parenthesized-tokens, trace
<span id="L622" class="LineNr">622 </span>  <span class="PreProc">var</span> error?/eax: boolean <span class="Special">&lt;-</span> <a href='trace.mu.html#L94'>has-errors?</a> trace
<span id="L623" class="LineNr">623 </span>  compare error?, <span class="Constant">0</span>/false
<span id="L624" class="LineNr">624 </span>  <span class="Delimiter">{</span>
<span id="L625" class="LineNr">625 </span>    <span class="PreProc">break-if-=</span>
<span id="L626" class="LineNr">626 </span>    <a href='trace.mu.html#L379'>dump-trace</a> trace
<span id="L627" class="LineNr">627 </span>    <span class="PreProc">return</span>
<span id="L628" class="LineNr">628 </span>  <span class="Delimiter">}</span>
<span id="L629" class="LineNr">629 </span>  <a href='parse.mu.html#L1'>parse-input</a> parenthesized-tokens, out, trace
<span id="L630" class="LineNr">630 </span><span class="Delimiter">}</span>
</pre>
</body>
</html>
<!-- vim: set foldmethod=manual : -->
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