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* md2html: convert <https://example.org> to anchorbptato2024-03-121-1/+32
* loader: rework process modelbptato2024-03-112-2/+1
* mancha: fix query for 7zbptato2024-03-111-1/+7
* man: use /usr/bin/env perl shebangbptato2024-03-071-1/+1
* http: do not use buffered stdiobptato2024-03-021-6/+9
* loader: clean up regular file loadingbptato2024-02-261-4/+1
* ansi2html: quote & toobptato2024-02-261-0/+1
* Separate ANSI text decoding from main binarybptato2024-02-251-0/+380
* md2html: convert & to &amp; in codebptato2024-02-211-0/+1
* md2html: add indentation-based code blocksbptato2024-02-191-2/+52
* gmifetch: clean up globalsbptato2024-02-161-30/+21
* gmifetch: set port separatelybptato2024-02-161-17/+15
* gmifetch: clean up URL handlingbptato2024-02-161-120/+91
* twtstr: misc refactoringsbptato2024-02-091-1/+1
* md2html: add support for strikethroughbptato2024-02-051-1/+7
* md2html: improved underscore ignoring rulesbptato2024-02-011-2/+4
* md2html: skip space after list item startbptato2024-02-011-2/+2
* md2html: detect lists starting with dashbptato2024-02-011-1/+1
* Add default md2html converterbptato2024-01-301-0/+380
* man: fix man -kbptato2024-01-271-20/+37
* Add mancha man page viewerbptato2024-01-262-0/+317
* Add urlenc, urldec; fix a URL encoding bug; improve trans.cgibptato2024-01-082-0/+47
* about: fix compilation error on Nim 1.14bptato2024-01-061-1/+4
* cha-finger: skip leading slash in pathbptato2024-01-031-1/+1
* Add spartan supportbptato2024-01-031-0/+47
* Remove outdated readme in adapter/bptato2023-12-251-7/+0
* gmi2html: rewritebptato2023-12-222-241/+69
* gopher2html: do not use streamsbptato2023-12-211-4/+2
* file: remove symlink codebptato2023-12-211-19/+4
* file: do not use streamsbptato2023-12-211-23/+19
* Fix compilation on Nim 1.6.14bptato2023-12-165-5/+16
* about: actually error out on errorbptato2023-12-151-5/+8
* cha-finger: proper error message outputbptato2023-12-151-6/+12
* ftp: fix unnecessary slashes being added to path; move bindings/curlbptato2023-12-156-26/+461
* file: complain about hostnamebptato2023-12-141-0/+5
* Various fixesbptato2023-12-135-37/+62
* http: use CURLU for URLsbptato2023-12-132-2/+23
* break up twtstr somewhatbptato2023-12-131-0/+1
* Move http out of main binarybptato2023-12-1310-51/+255
* Move gopher to adapter/bptato2023-12-123-15/+129
* Move out ftp: protocol; fix some local CGI bugsbptato2023-12-121-0/+193
* Move out file: protocol handling to adapter/bptato2023-12-121-0/+111
* adapter/: re-structurebptato2023-12-126-0/+0
* local CGI improvements, move data: to cgi-binbptato2023-12-121-0/+29
* twtstr: import functions from gopher2htmlbptato2023-12-121-17/+2
* cha-finger: use MAPPED_URI_*bptato2023-12-121-25/+15
* local CGI: add mapped URI env vars; move about: to adaptersbptato2023-12-121-0/+14
* Add support for gemini by default, update readmebptato2023-12-103-0/+936
* Separate gopher conversion from main binarybptato2023-12-101-0/+149
* Enable finger protocol by defaultbptato2023-12-101-0/+49
span>: monospace; color: #aaaaaa; background-color: #080808; } a { color:#eeeeee; text-decoration: none; } a:hover { text-decoration: underline; } * { font-size: 12pt; font-size: 1em; } .cSpecial { color: #008000; } .LineNr { color: #444444; } .Constant { color: #00a0a0; } .muRecipe { color: #ff8700; } .Delimiter { color: #800080; } .Special { color: #c00000; } .Identifier { color: #c0a020; } .Normal { color: #aaaaaa; background-color: #080808; padding-bottom: 1px; } .Comment { color: #9090ff; } .Comment a { color:#0000ee; text-decoration:underline; } .traceContains { color: #008000; } --> </style> <script type='text/javascript'> <!-- /* function to open any folds containing a jumped-to line before jumping to it */ function JumpToLine() { var lineNum; lineNum = window.location.hash; lineNum = lineNum.substr(1); /* strip off '#' */ if (lineNum.indexOf('L') == -1) { lineNum = 'L'+lineNum; } lineElem = document.getElementById(lineNum); /* Always jump to new location even if the line was hidden inside a fold, or * we corrected the raw number to a line ID. */ if (lineElem) { lineElem.scrollIntoView(true); } return true; } if ('onhashchange' in window) { window.onhashchange = JumpToLine; } --> </script> </head> <body onload='JumpToLine();'> <pre id='vimCodeElement'> <span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Calls can also generate products, using 'reply' or 'return'.</span> <span id="L2" class="LineNr"> 2 </span> <span id="L3" class="LineNr"> 3 </span><span class="Delimiter">:(scenario return)</span> <span id="L4" class="LineNr"> 4 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ <span id="L5" class="LineNr"> 5 </span> <span class="Constant">1</span>:num<span class="Delimiter">,</span> <span class="Constant">2</span>:num<span class="Special"> &lt;- </span>f <span class="Constant">34</span> <span id="L6" class="LineNr"> 6 </span>] <span id="L7" class="LineNr"> 7 </span><span class="muRecipe">def</span> f [ <span id="L8" class="LineNr"> 8 </span> <span class="Constant">12</span>:num<span class="Special"> &lt;- </span>next-ingredient <span id="L9" class="LineNr"> 9 </span> <span class="Constant">13</span>:num<span class="Special"> &lt;- </span>add <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">12</span>:num <span id="L10" class="LineNr"> 10 </span> <span class="Identifier">return</span> <span class="Constant">12</span>:num<span class="Delimiter">,</span> <span class="Constant">13</span>:num <span id="L11" class="LineNr"> 11 </span>] <span id="L12" class="LineNr"> 12 </span><span class="traceContains">+mem: storing 34 in location 1</span> <span id="L13" class="LineNr"> 13 </span><span class="traceContains">+mem: storing 35 in location 2</span> <span id="L14" class="LineNr"> 14 </span> <span id="L15" class="LineNr"> 15 </span><span class="Delimiter">:(scenario reply)</span> <span id="L16" class="LineNr"> 16 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ <span id="L17" class="LineNr"> 17 </span> <span class="Constant">1</span>:num<span class="Delimiter">,</span> <span class="Constant">2</span>:num<span class="Special"> &lt;- </span>f <span class="Constant">34</span> <span id="L18" class="LineNr"> 18 </span>] <span id="L19" class="LineNr"> 19 </span><span class="muRecipe">def</span> f [ <span id="L20" class="LineNr"> 20 </span> <span class="Constant">12</span>:num<span class="Special"> &lt;- </span>next-ingredient <span id="L21" class="LineNr"> 21 </span> <span class="Constant">13</span>:num<span class="Special"> &lt;- </span>add <span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">12</span>:num <span id="L22" class="LineNr"> 22 </span> reply <span class="Constant">12</span>:num<span class="Delimiter">,</span> <span class="Constant">13</span>:num <span id="L23" class="LineNr"> 23 </span>] <span id="L24" class="LineNr"> 24 </span><span class="traceContains">+mem: storing 34 in location 1</span> <span id="L25" class="LineNr"> 25 </span><span class="traceContains">+mem: storing 35 in location 2</span> <span id="L26" class="LineNr"> 26 </span> <span id="L27" class="LineNr"> 27 </span><span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span> <span id="L28" class="LineNr"> 28 </span>RETURN<span class="Delimiter">,</span> <span id="L29" class="LineNr"> 29 </span><span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span> <span id="L30" class="LineNr"> 30 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">&quot;return&quot;</span><span class="Delimiter">,</span> RETURN<span class="Delimiter">);</span> <span id="L31" class="LineNr"> 31 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">&quot;reply&quot;</span><span class="Delimiter">,</span> RETURN<span class="Delimiter">);</span> <span class="Comment">// synonym while teaching</span> <span id="L32" class="LineNr"> 32 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">&quot;output&quot;</span><span class="Delimiter">,</span> RETURN<span class="Delimiter">);</span> <span class="Comment">// experiment</span> <span id="L33" class="LineNr"> 33 </span><span class="Delimiter">:(before &quot;End Primitive Recipe Checks&quot;)</span> <span id="L34" class="LineNr"> 34 </span><span class="Normal">case</span> RETURN: <span class="Delimiter">{</span> <span id="L35" class="LineNr"> 35 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Comment">// checks will be performed by a transform below</span> <span id="L36" class="LineNr"> 36 </span><span class="Delimiter">}</span> <span id="L37" class="LineNr"> 37 </span><span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span> <span id="L38" class="LineNr"> 38 </span><span class="Normal">case</span> RETURN: <span class="Delimiter">{</span> <span id="L39" class="LineNr"> 39 </span> <span class="Comment">// Begin Return</span> <span id="L40" class="LineNr"> 40 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L41" class="LineNr"> 41 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">&quot;trace&quot;</span><span class="Delimiter">)</span> &lt;&lt; <a href='026call.cc.html#L89'>current_instruction</a><span class="Delimiter">().</span>name &lt;&lt; <span class="Constant">&quot;: decrementing callstack depth from &quot;</span> &lt;&lt; Trace_stream<span class="Delimiter">-&gt;</span>callstack_depth &lt;&lt; <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> <span id="L42" class="LineNr"> 42 </span> --Trace_stream<span class="Delimiter">-&gt;</span>callstack_depth<span class="Delimiter">;</span> <span id="L43" class="LineNr"> 43 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-&gt;</span>callstack_depth &lt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L44" class="LineNr"> 44 </span> Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span><a href='050scenario.cc.html#L60'>clear</a><span class="Delimiter">();</span> <span id="L45" class="LineNr"> 45 </span> <span class="Identifier">goto</span> stop_running_current_routine<span class="Delimiter">;</span> <span id="L46" class="LineNr"> 46 </span> <span class="Delimiter">}</span> <span id="L47" class="LineNr"> 47 </span> <span class="Delimiter">}</span> <span id="L48" class="LineNr"> 48 </span> Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>pop_front<span class="Delimiter">();</span> <span id="L49" class="LineNr"> 49 </span> <span class="Comment">// just in case 'main' returns a value, drop it for now</span> <span id="L50" class="LineNr"> 50 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">goto</span> stop_running_current_routine<span class="Delimiter">;</span> <span id="L51" class="LineNr"> 51 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>ingredients<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span id="L52" class="LineNr"> 52 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">9998</span><span class="Delimiter">,</span> <span class="Constant">&quot;run&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;result &quot;</span> &lt;&lt; i &lt;&lt; <span class="Constant">&quot; is &quot;</span> &lt;&lt; <a href='028call_return.cc.html#L163'>to_string</a><span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> &lt;&lt; <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> <span id="L53" class="LineNr"> 53 </span> <span class="Comment">// make return products available to caller</span> <span id="L54" class="LineNr"> 54 </span> copy<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> ingredients<span class="Delimiter">.</span><a href='003trace.cc.html#L203'>end</a><span class="Delimiter">(),</span> inserter<span class="Delimiter">(</span>products<span class="Delimiter">,</span> products<span class="Delimiter">.</span>begin<span class="Delimiter">()));</span> <span id="L55" class="LineNr"> 55 </span> <span class="Comment">// End Return</span> <span id="L56" class="LineNr"> 56 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span class="Comment">// continue to process rest of *caller* instruction</span> <span id="L57" class="LineNr"> 57 </span><span class="Delimiter">}</span> <span id="L58" class="LineNr"> 58 </span> <span id="L59" class="LineNr"> 59 </span><span class="Comment">//: Types in return instructions are checked ahead of time.</span> <span id="L60" class="LineNr"> 60 </span> <span id="L61" class="LineNr"> 61 </span><span class="Delimiter">:(before &quot;End Checks&quot;)</span> <span id="L62" class="LineNr"> 62 </span>Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='028call_return.cc.html#L64'>check_types_of_return_instructions</a><span class="Delimiter">);</span> <span class="Comment">// idempotent</span> <span id="L63" class="LineNr"> 63 </span><span class="Delimiter">:(code)</span> <span id="L64" class="LineNr"> 64 </span><span class="Normal">void</span> <a href='028call_return.cc.html#L64'>check_types_of_return_instructions</a><span class="Delimiter">(</span><span class="Normal">const</span> <a href='010vm.cc.html#L14'>recipe_ordinal</a> r<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L65" class="LineNr"> 65 </span> <span class="Normal">const</span> recipe&amp; caller = get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">);</span> <span id="L66" class="LineNr"> 66 </span> <a href='003trace.cc.html#L167'>trace</a><span class="Delimiter">(</span><span class="Constant">9991</span><span class="Delimiter">,</span> <span class="Constant">&quot;transform&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;--- check types of return instructions in <a href='010vm.cc.html#L19'>recipe</a> &quot;</span> &lt;&lt; caller<span class="Delimiter">.</span>name &lt;&lt; <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> <span id="L67" class="LineNr"> 67 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L68" class="LineNr"> 68 </span> <span class="Normal">const</span> instruction&amp; caller_instruction = caller<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> <span id="L69" class="LineNr"> 69 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>is_label<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span id="L70" class="LineNr"> 70 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span id="L71" class="LineNr"> 71 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='028call_return.cc.html#L115'>is_primitive</a><span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>operation<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span id="L72" class="LineNr"> 72 </span> <span class="Normal">const</span> recipe&amp; callee = get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> caller_instruction<span class="Delimiter">.</span>operation<span class="Delimiter">);</span> <span id="L73" class="LineNr"> 73 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>callee<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L74" class="LineNr"> 74 </span> <span class="Normal">const</span> instruction&amp; return_inst = callee<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> <span id="L75" class="LineNr"> 75 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>return_inst<span class="Delimiter">.</span>operation != RETURN<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span id="L76" class="LineNr"> 76 </span> <span class="Comment">// check types with the caller</span> <span id="L77" class="LineNr"> 77 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">)</span> &gt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>return_inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">))</span> <span class="Delimiter">{</span> <span id="L78" class="LineNr"> 78 </span> <a href='003trace.cc.html#L174'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;too few values returned from &quot;</span> &lt;&lt; callee<span class="Delimiter">.</span>name &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> <span id="L79" class="LineNr"> 79 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> <span id="L80" class="LineNr"> 80 </span> <span class="Delimiter">}</span> <span id="L81" class="LineNr"> 81 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L82" class="LineNr"> 82 </span> reagent<span class="Comment">/*</span><span class="Comment">copy</span><span class="Comment">*/</span> lhs = return_inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> <span id="L83" class="LineNr"> 83 </span> reagent<span class="Comment">/*</span><span class="Comment">copy</span><span class="Comment">*/</span> rhs = caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> <span id="L84" class="LineNr"> 84 </span> <span class="Comment">// End Check RETURN Copy(lhs, rhs)</span> <span id="L85" class="LineNr"> 85 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!types_coercible<span class="Delimiter">(</span>rhs<span class="Delimiter">,</span> lhs<span class="Delimiter">))</span> <span class="Delimiter">{</span> <span id="L86" class="LineNr"> 86 </span> <a href='003trace.cc.html#L174'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>callee<span class="Delimiter">.</span>name<span class="Delimiter">)</span> &lt;&lt; return_inst<span class="Delimiter">.</span>name &lt;&lt; <span class="Constant">&quot; ingredient '&quot;</span> &lt;&lt; lhs<span class="Delimiter">.</span>original_string &lt;&lt; <span class="Constant">&quot;' can't be saved in '&quot;</span> &lt;&lt; rhs<span class="Delimiter">.</span>original_string &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 id="L87" class="LineNr"> 87 </span> <a href='003trace.cc.html#L174'>raise</a> &lt;&lt; <span class="Constant">&quot; ['&quot;</span> &lt;&lt; to_string<span class="Delimiter">(</span>lhs<span class="Delimiter">.</span>type<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;' vs '&quot;</span> &lt;&lt; to_string<span class="Delimiter">(</span>rhs<span class="Delimiter">.</span>type<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;']</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> <span id="L88" class="LineNr"> 88 </span> <span class="Identifier">goto</span> finish_return_check<span class="Delimiter">;</span> <span id="L89" class="LineNr"> 89 </span> <span class="Delimiter">}</span> <span id="L90" class="LineNr"> 90 </span> <span class="Delimiter">}</span> <span id="L91" class="LineNr"> 91 </span> <span class="Comment">// check that any return ingredients with /same-as-ingredient connect up</span> <span id="L92" class="LineNr"> 92 </span> <span class="Comment">// the corresponding ingredient and product in the caller.</span> <span id="L93" class="LineNr"> 93 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L94" class="LineNr"> 94 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_property<span class="Delimiter">(</span>return_inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> <span class="Constant">&quot;same-as-ingredient&quot;</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> <span id="L95" class="LineNr"> 95 </span> string_tree* tmp = property<span class="Delimiter">(</span>return_inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> <span class="Constant">&quot;same-as-ingredient&quot;</span><span class="Delimiter">);</span> <span id="L96" class="LineNr"> 96 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!tmp || !tmp<span class="Delimiter">-&gt;</span>atom<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L97" class="LineNr"> 97 </span> <a href='003trace.cc.html#L174'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;'same-as-ingredient' metadata should take exactly one value in '&quot;</span> &lt;&lt; to_original_string<span class="Delimiter">(</span>return_inst<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> <span id="L98" class="LineNr"> 98 </span> <span class="Identifier">goto</span> finish_return_check<span class="Delimiter">;</span> <span id="L99" class="LineNr"> 99 </span> <span class="Delimiter">}</span> <span id="L100" class="LineNr">100 </span> <span class="Normal">int</span> ingredient_index = to_integer<span class="Delimiter">(</span>tmp<span class="Delimiter">-&gt;</span>value<span class="Delimiter">);</span> <span id="L101" class="LineNr">101 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>ingredient_index &gt;= <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">))</span> <span class="Delimiter">{</span> <span id="L102" class="LineNr">102 </span> <a href='003trace.cc.html#L174'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;too few ingredients in '&quot;</span> &lt;&lt; to_original_string<span class="Delimiter">(</span>caller_instruction<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> <span id="L103" class="LineNr">103 </span> <span class="Identifier">goto</span> finish_return_check<span class="Delimiter">;</span> <span id="L104" class="LineNr">104 </span> <span class="Delimiter">}</span> <span id="L105" class="LineNr">105 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_dummy<span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> &amp;&amp; !is_literal<span class="Delimiter">(</span>caller_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>ingredient_index<span class="Delimiter">))</span> &amp;&amp; caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>name != caller_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>ingredient_index<span class="Delimiter">).</span>name<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L106" class="LineNr">106 </span> <a href='003trace.cc.html#L174'>raise</a> &lt;&lt; <a href='013update_operation.cc.html#L25'>maybe</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;'&quot;</span> &lt;&lt; to_original_string<span class="Delimiter">(</span>caller_instruction<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;' should write to '&quot;</span> &lt;&lt; caller_instruction<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>ingredient_index<span class="Delimiter">).</span>original_string &lt;&lt; <span class="Constant">&quot;' rather than '&quot;</span> &lt;&lt; caller_instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>original_string &lt;&lt; <span class="Constant">&quot;'</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L203'>end</a><span class="Delimiter">();</span> <span id="L107" class="LineNr">107 </span> <span class="Delimiter">}</span> <span id="L108" class="LineNr">108 </span> <span class="Delimiter">}</span> <span id="L109" class="LineNr">109 </span> <span class="Delimiter">}</span> <span id="L110" class="LineNr">110 </span> <span class="Normal">finish_return_check</span>:<span class="Delimiter">;</span> <span id="L111" class="LineNr">111 </span> <span class="Delimiter">}</span> <span id="L112" class="LineNr">112 </span> <span class="Delimiter">}</span> <span id="L113" class="LineNr">113 </span><span class="Delimiter">}</span> <span id="L114" class="LineNr">114 </span> <span id="L115" class="LineNr">115 </span><span class="Normal">bool</span> <a href='028call_return.cc.html#L115'>is_primitive</a><span class="Delimiter">(</span><a href='010vm.cc.html#L14'>recipe_ordinal</a> r<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L116" class="LineNr">116 </span> <span class="Identifier">return</span> r &lt; <a href='010vm.cc.html#L191'>MAX_PRIMITIVE_RECIPES</a><span class="Delimiter">;</span> <span id="L117" class="LineNr">117 </span><span class="Delimiter">}</span> <span id="L118" class="LineNr">118 </span> <span id="L119" class="LineNr">119 </span><span class="Delimiter">:(scenario return_type_mismatch)</span> <span id="L120" class="LineNr">120 </span><span class="Special">% Hide_errors = true;</span> <span id="L121" class="LineNr">121 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ <span id="L122" class="LineNr">122 </span> <span class="Constant">3</span>:num<span class="Special"> &lt;- </span>f <span class="Constant">2</span> <span id="L123" class="LineNr">123 </span>] <span id="L124" class="LineNr">124 </span><span class="muRecipe">def</span> f [ <span id="L125" class="LineNr">125 </span> <span class="Constant">12</span>:num<span class="Special"> &lt;- </span>next-ingredient <span id="L126" class="LineNr">126 </span> <span class="Constant">13</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">35</span> <span id="L127" class="LineNr">127 </span> <span class="Constant">14</span>:point<span class="Special"> &lt;- </span>copy <span class="Constant">12</span>:point/<span class="Special">raw</span> <span id="L128" class="LineNr">128 </span> <span class="Identifier">return</span> <span class="Constant">14</span>:point <span id="L129" class="LineNr">129 </span>] <span id="L130" class="LineNr">130 </span><span class="traceContains">+error: f: return ingredient '14:point' can't be saved in '3:num'</span> <span id="L131" class="LineNr">131 </span> <span id="L132" class="LineNr">132 </span><span class="Comment">//: In Mu we'd like to assume that any instruction doesn't modify its</span> <span id="L133" class="LineNr">133 </span><span class="Comment">//: ingredients unless they're also products. The /same-as-ingredient inside</span> <span id="L134" class="LineNr">134 </span><span class="Comment">//: the recipe's 'return' indicates that an ingredient is intended to be</span> <span id="L135" class="LineNr">135 </span><span class="Comment">//: modified in place, and will help catch accidental misuse of such</span> <span id="L136" class="LineNr">136 </span><span class="Comment">//: 'ingredient-products' (sometimes called in-out parameters in other</span> <span id="L137" class="LineNr">137 </span><span class="Comment">//: languages).</span> <span id="L138" class="LineNr">138 </span> <span id="L139" class="LineNr">139 </span><span class="Delimiter">:(scenario return_same_as_ingredient)</span> <span id="L140" class="LineNr">140 </span><span class="Special">% Hide_errors = true;</span> <span id="L141" class="LineNr">141 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ <span id="L142" class="LineNr">142 </span> <span class="Constant">1</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">0</span> <span id="L143" class="LineNr">143 </span> <span class="Constant">2</span>:num<span class="Special"> &lt;- </span>test1 <span class="Constant">1</span>:num <span class="Comment"># call with different ingredient and product</span> <span id="L144" class="LineNr">144 </span>] <span id="L145" class="LineNr">145 </span><span class="muRecipe">def</span> test1 [ <span id="L146" class="LineNr">146 </span> <span class="Constant">10</span>:num<span class="Special"> &lt;- </span>next-ingredient <span id="L147" class="LineNr">147 </span> <span class="Identifier">return</span> <span class="Constant">10</span>:num/same-as-ingredient:<span class="Constant">0</span> <span id="L148" class="LineNr">148 </span>] <span id="L149" class="LineNr">149 </span><span class="traceContains">+error: <a href='000organization.cc.html#L113'>main</a>: '2:num &lt;- test1 1:num' should write to '1:num' rather than '2:num'</span> <span id="L150" class="LineNr">150 </span> <span id="L151" class="LineNr">151 </span><span class="Delimiter">:(scenario return_same_as_ingredient_dummy)</span> <span id="L152" class="LineNr">152 </span><span class="muRecipe">def</span> <a href='000organization.cc.html#L113'>main</a> [ <span id="L153" class="LineNr">153 </span> <span class="Constant">1</span>:num<span class="Special"> &lt;- </span>copy <span class="Constant">0</span> <span id="L154" class="LineNr">154 </span> _<span class="Special"> &lt;- </span>test1 <span class="Constant">1</span>:num <span class="Comment"># call with different ingredient and product</span> <span id="L155" class="LineNr">155 </span>] <span id="L156" class="LineNr">156 </span><span class="muRecipe">def</span> test1 [ <span id="L157" class="LineNr">157 </span> <span class="Constant">10</span>:num<span class="Special"> &lt;- </span>next-ingredient <span id="L158" class="LineNr">158 </span> <span class="Identifier">return</span> <span class="Constant">10</span>:num/same-as-ingredient:<span class="Constant">0</span> <span id="L159" class="LineNr">159 </span>] <span id="L160" class="LineNr">160 </span>$error: <span class="Constant">0</span> <span id="L161" class="LineNr">161 </span> <span id="L162" class="LineNr">162 </span><span class="Delimiter">:(code)</span> <span id="L163" class="LineNr">163 </span>string <a href='028call_return.cc.html#L163'>to_string</a><span class="Delimiter">(</span><span class="Normal">const</span> vector&lt;<span class="Normal">double</span>&gt;&amp; in<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L164" class="LineNr">164 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">&quot;[]&quot;</span><span class="Delimiter">;</span> <span id="L165" class="LineNr">165 </span> ostringstream out<span class="Delimiter">;</span> <span id="L166" class="LineNr">166 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>in<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L167" class="LineNr">167 </span> out &lt;&lt; no_scientific<span class="Delimiter">(</span>in<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span> <span id="L168" class="LineNr">168 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> <span id="L169" class="LineNr">169 </span> <span class="Delimiter">}</span> <span id="L170" class="LineNr">170 </span> out &lt;&lt; <span class="Constant">&quot;[&quot;</span><span class="Delimiter">;</span> <span id="L171" class="LineNr">171 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>in<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L172" class="LineNr">172 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>i &gt; <span class="Constant">0</span><span class="Delimiter">)</span> out &lt;&lt; <span class="Constant">&quot;, &quot;</span><span class="Delimiter">;</span> <span id="L173" class="LineNr">173 </span> out &lt;&lt; no_scientific<span class="Delimiter">(</span>in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> <span id="L174" class="LineNr">174 </span> <span class="Delimiter">}</span> <span id="L175" class="LineNr">175 </span> out &lt;&lt; <span class="Constant">&quot;]&quot;</span><span class="Delimiter">;</span> <span id="L176" class="LineNr">176 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span> <span id="L177" class="LineNr">177 </span><span class="Delimiter">}</span> </pre> </body> </html> <!-- vim: set foldmethod=manual : -->