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=================
API naming design
=================

The API is designed to be **easy to use** and consistent. Ease of use is
measured by the number of calls to achieve a concrete high level action.


Naming scheme
=============

The library uses a simple naming scheme that makes use of common abbreviations
to keep the names short but meaningful. Since version 0.8.2 many symbols have
been renamed to fit this scheme. The ultimate goal is that the programmer can
*guess* a name.


-------------------     ------------   --------------------------------------
English word            To use         Notes
-------------------     ------------   --------------------------------------
initialize              initT          ``init`` is used to create a
                                       value type ``T``
new                     newP           ``new`` is used to create a
                                       reference type ``P``
find                    find           should return the position where
                                       something was found; for a bool result
                                       use ``contains``
contains                contains       often short for ``find() >= 0``
append                  add            use ``add`` instead of ``append``
compare                 cmp            should return an int with the
                                       ``< 0`` ``== 0`` or ``> 0`` semantics;
                                       for a bool result use ``sameXYZ``
put                     put, ``[]=``   consider overloading ``[]=`` for put
get                     get, ``[]``    consider overloading ``[]`` for get;
                                       consider to not use ``get`` as a
                                       prefix: ``len`` instead of ``getLen``
length                  len            also used for *number of elements*
size                    size, len      size should refer to a byte size
capacity                cap
memory                  mem            implies a low-level operation
items                   items          default iterator over a collection
pairs                   pairs          iterator over (key, value) pairs
delete                  delete, del    del is supposed to be faster than
                                       delete, because it does not keep
                                       the order; delete keeps the order
remove                  delete, del    inconsistent right now
include                 incl
exclude                 excl
command                 cmd
execute                 exec
environment             env
variable                var
value                   value, val     val is preferred, inconsistent right
                                       now
executable              exe
directory               dir
path                    path           path is the string "/usr/bin" (for
                                       example), dir is the content of
                                       "/usr/bin"; inconsistent right now
extension               ext
separator               sep
column                  col, column    col is preferred, inconsistent right
                                       now
application             app
configuration           cfg
message                 msg
argument                arg
object                  obj
parameter               param
operator                opr
procedure               proc
function                func
coordinate              coord
rectangle               rect
point                   point
symbol                  sym
literal                 lit
string                  str
identifier              ident
indentation             indent
-------------------     ------------   --------------------------------------
d='n352' href='#n352'>352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381
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<pre id='vimCodeElement'>
<span id="L1" class="LineNr">  1 </span><span class="Comment">//: Clean syntax to manipulate and check the console in scenarios.</span>
<span id="L2" class="LineNr">  2 </span><span class="Comment">//: Instruction 'assume-console' implicitly creates a variable called</span>
<span id="L3" class="LineNr">  3 </span><span class="Comment">//: 'console' that is accessible inside other 'run' instructions in the</span>
<span id="L4" class="LineNr">  4 </span><span class="Comment">//: scenario. Like with the fake screen, 'assume-console' transparently</span>
<span id="L5" class="LineNr">  5 </span><span class="Comment">//: supports unicode.</span>
<span id="L6" class="LineNr">  6 </span>
<span id="L7" class="LineNr">  7 </span><span class="Comment">//: first make sure we don't mangle these functions in other transforms</span>
<span id="L8" class="LineNr">  8 </span><span class="Delimiter">:(before &quot;End initialize_transform_rewrite_literal_string_to_text()&quot;)</span>
<span id="L9" class="LineNr">  9 </span>recipes_taking_literal_strings<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">&quot;assume-console&quot;</span><span class="Delimiter">);</span>
<span id="L10" class="LineNr"> 10 </span>
<span id="L11" class="LineNr"> 11 </span><span class="Delimiter">:(scenarios run_mu_scenario)</span>
<span id="L12" class="LineNr"> 12 </span><span class="Delimiter">:(scenario keyboard_in_scenario)</span>
<span id="L13" class="LineNr"> 13 </span><span class="muScenario"><a href='050scenario.cc.html#L57'>scenario</a></span> keyboard-in-scenario [
<span id="L14" class="LineNr"> 14 </span>  assume-console [
<span id="L15" class="LineNr"> 15 </span>  <span class="Conceal">¦</span> type [abc]
<span id="L16" class="LineNr"> 16 </span>  ]
<span id="L17" class="LineNr"> 17 </span>  run [
<span id="L18" class="LineNr"> 18 </span>  <span class="Conceal">¦</span> <span class="Constant">1</span>:<span class="Normal">char</span><span class="Delimiter">,</span> <span class="Constant">2</span>:<span class="Normal">bool</span><span class="Special"> &lt;- </span>read-key console
<span id="L19" class="LineNr"> 19 </span>  <span class="Conceal">¦</span> <span class="Constant">3</span>:<span class="Normal">char</span><span class="Delimiter">,</span> <span class="Constant">4</span>:<span class="Normal">bool</span><span class="Special"> &lt;- </span>read-key console
<span id="L20" class="LineNr"> 20 </span>  <span class="Conceal">¦</span> <span class="Constant">5</span>:<span class="Normal">char</span><span class="Delimiter">,</span> <span class="Constant">6</span>:<span class="Normal">bool</span><span class="Special"> &lt;- </span>read-key console
<span id="L21" class="LineNr"> 21 </span>  <span class="Conceal">¦</span> <span class="Constant">7</span>:<span class="Normal">char</span><span class="Delimiter">,</span> <span class="Constant">8</span>:<span class="Normal">bool</span><span class="Delimiter">,</span> <span class="Constant">9</span>:<span class="Normal">bool</span><span class="Special"> &lt;- </span>read-key console
<span id="L22" class="LineNr"> 22 </span>  ]
<span id="L23" class="LineNr"> 23 </span>  memory-should-contain [
<span id="L24" class="LineNr"> 24 </span>  <span class="Conceal">¦</span> <span class="Constant">1</span><span class="Special"> &lt;- </span><span class="Constant">97</span>  <span class="Comment"># 'a'</span>
<span id="L25" class="LineNr"> 25 </span>  <span class="Conceal">¦</span> <span class="Constant">2</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
<span id="L26" class="LineNr"> 26 </span>  <span class="Conceal">¦</span> <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">98</span>  <span class="Comment"># 'b'</span>
<span id="L27" class="LineNr"> 27 </span>  <span class="Conceal">¦</span> <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
<span id="L28" class="LineNr"> 28 </span>  <span class="Conceal">¦</span> <span class="Constant">5</span><span class="Special"> &lt;- </span><span class="Constant">99</span>  <span class="Comment"># 'c'</span>
<span id="L29" class="LineNr"> 29 </span>  <span class="Conceal">¦</span> <span class="Constant">6</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
<span id="L30" class="LineNr"> 30 </span>  <span class="Conceal">¦</span> <span class="Constant">7</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unset</span>
<span id="L31" class="LineNr"> 31 </span>  <span class="Conceal">¦</span> <span class="Constant">8</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
<span id="L32" class="LineNr"> 32 </span>  <span class="Conceal">¦</span> <span class="Constant">9</span><span class="Special"> &lt;- </span><span class="Constant">1</span>  <span class="Comment"># end of test events</span>
<span id="L33" class="LineNr"> 33 </span>  ]
<span id="L34" class="LineNr"> 34 </span>]
<span id="L35" class="LineNr"> 35 </span>
<span id="L36" class="LineNr"> 36 </span><span class="Delimiter">:(before &quot;End Scenario Globals&quot;)</span>
<span id="L37" class="LineNr"> 37 </span><span class="Normal">extern</span> <span class="Normal">const</span> <span class="Normal">int</span> CONSOLE = Next_predefined_global_for_scenarios++<span class="Delimiter">;</span>
<span id="L38" class="LineNr"> 38 </span><span class="Comment">//: give 'console' a fixed location in scenarios</span>
<span id="L39" class="LineNr"> 39 </span><span class="Delimiter">:(before &quot;End Special Scenario Variable Names(r)&quot;)</span>
<span id="L40" class="LineNr"> 40 </span>Name[r][<span class="Constant">&quot;console&quot;</span>] = CONSOLE<span class="Delimiter">;</span>
<span id="L41" class="LineNr"> 41 </span><span class="Comment">//: make 'console' always a raw location in scenarios</span>
<span id="L42" class="LineNr"> 42 </span><span class="Delimiter">:(before &quot;End <a href='042name.cc.html#L156'>is_special_name</a> Special-cases&quot;)</span>
<span id="L43" class="LineNr"> 43 </span><span class="Normal">if</span> <span class="Delimiter">(</span>s == <span class="Constant">&quot;console&quot;</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L44" class="LineNr"> 44 </span>
<span id="L45" class="LineNr"> 45 </span><span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
<span id="L46" class="LineNr"> 46 </span>ASSUME_CONSOLE<span class="Delimiter">,</span>
<span id="L47" class="LineNr"> 47 </span><span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
<span id="L48" class="LineNr"> 48 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">&quot;assume-console&quot;</span><span class="Delimiter">,</span> ASSUME_CONSOLE<span class="Delimiter">);</span>
<span id="L49" class="LineNr"> 49 </span><span class="Delimiter">:(before &quot;End Primitive Recipe Checks&quot;)</span>
<span id="L50" class="LineNr"> 50 </span><span class="Normal">case</span> ASSUME_CONSOLE: <span class="Delimiter">{</span>
<span id="L51" class="LineNr"> 51 </span>  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L52" class="LineNr"> 52 </span><span class="Delimiter">}</span>
<span id="L53" class="LineNr"> 53 </span><span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
<span id="L54" class="LineNr"> 54 </span><span class="Normal">case</span> ASSUME_CONSOLE: <span class="Delimiter">{</span>
<span id="L55" class="LineNr"> 55 </span>  <span class="Comment">// create a temporary recipe just for parsing; it won't contain valid instructions</span>
<span id="L56" class="LineNr"> 56 </span>  istringstream in<span class="Delimiter">(</span><span class="Constant">&quot;[&quot;</span> + current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name + <span class="Constant">&quot;]&quot;</span><span class="Delimiter">);</span>
<span id="L57" class="LineNr"> 57 </span>  <a href='010vm.cc.html#L19'>recipe</a> r<span class="Delimiter">;</span>
<span id="L58" class="LineNr"> 58 </span>  <a href='011load.cc.html#L81'>slurp_body</a><span class="Delimiter">(</span>in<span class="Delimiter">,</span> r<span class="Delimiter">);</span>
<span id="L59" class="LineNr"> 59 </span>  <span class="Normal">int</span> num_events = <a href='085scenario_console.cc.html#L284'>count_events</a><span class="Delimiter">(</span>r<span class="Delimiter">);</span>
<span id="L60" class="LineNr"> 60 </span>  <span class="Comment">// initialize the events like in new-fake-console</span>
<span id="L61" class="LineNr"> 61 </span>  <span class="Normal">int</span> size = <span class="Comment">/*</span><span class="Comment">space for refcount and length</span><span class="Comment">*/</span><span class="Constant">2</span> + num_events*size_of_event<span class="Delimiter">();</span>
<span id="L62" class="LineNr"> 62 </span>  <span class="Normal">int</span> event_data_address = allocate<span class="Delimiter">(</span>size<span class="Delimiter">);</span>
<span id="L63" class="LineNr"> 63 </span>  <span class="Comment">// store length</span>
<span id="L64" class="LineNr"> 64 </span>  <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> event_data_address+<span class="Comment">/*</span><span class="Comment">skip refcount</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">,</span> num_events<span class="Delimiter">);</span>
<span id="L65" class="LineNr"> 65 </span>  <span class="Normal">int</span> curr_address = event_data_address + <span class="Comment">/*</span><span class="Comment">skip refcount and length</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">;</span>
<span id="L66" class="LineNr"> 66 </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>r<span class="Delimiter">.</span>steps<span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L67" class="LineNr"> 67 </span>  <span class="Conceal">¦</span> <span class="Normal">const</span> instruction&amp; inst = r<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
<span id="L68" class="LineNr"> 68 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name == <span class="Constant">&quot;left-click&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L69" class="LineNr"> 69 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L161'>trace</a><span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">&quot;mem&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;storing 'left-click' event starting at &quot;</span> &lt;&lt; Current_routine<span class="Delimiter">-&gt;</span>alloc &lt;&lt; <a href='003trace.cc.html#L185'>end</a><span class="Delimiter">();</span>
<span id="L70" class="LineNr"> 70 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">tag for 'touch-event' variant of 'event' exclusive-container</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">);</span>
<span id="L71" class="LineNr"> 71 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address+<span class="Comment">/*</span><span class="Comment">skip tag</span><span class="Comment">*/</span><span class="Constant">1</span>+<span class="Comment">/*</span><span class="Comment">offset of 'type' in 'mouse-event'</span><span class="Comment">*/</span><span class="Constant">0</span><span class="Delimiter">,</span> TB_KEY_MOUSE_LEFT<span class="Delimiter">);</span>
<span id="L72" class="LineNr"> 72 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address+<span class="Comment">/*</span><span class="Comment">skip tag</span><span class="Comment">*/</span><span class="Constant">1</span>+<span class="Comment">/*</span><span class="Comment">offset of 'row' in 'mouse-event'</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">,</span> <a href='002test.cc.html#L92'>to_integer</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">));</span>
<span id="L73" class="LineNr"> 73 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address+<span class="Comment">/*</span><span class="Comment">skip tag</span><span class="Comment">*/</span><span class="Constant">1</span>+<span class="Comment">/*</span><span class="Comment">offset of 'column' in 'mouse-event'</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">,</span> <a href='002test.cc.html#L92'>to_integer</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>name<span class="Delimiter">));</span>
<span id="L74" class="LineNr"> 74 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> curr_address += <a href='085scenario_console.cc.html#L296'>size_of_event</a><span class="Delimiter">();</span>
<span id="L75" class="LineNr"> 75 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L76" class="LineNr"> 76 </span>  <span class="Conceal">¦</span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name == <span class="Constant">&quot;press&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L77" class="LineNr"> 77 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L161'>trace</a><span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">&quot;mem&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;storing 'press' event starting at &quot;</span> &lt;&lt; curr_address &lt;&lt; <a href='003trace.cc.html#L185'>end</a><span class="Delimiter">();</span>
<span id="L78" class="LineNr"> 78 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> string key = inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
<span id="L79" class="LineNr"> 79 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='002test.cc.html#L86'>is_integer</a><span class="Delimiter">(</span>key<span class="Delimiter">))</span>
<span id="L80" class="LineNr"> 80 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address+<span class="Constant">1</span><span class="Delimiter">,</span> <a href='002test.cc.html#L92'>to_integer</a><span class="Delimiter">(</span>key<span class="Delimiter">));</span>
<span id="L81" class="LineNr"> 81 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>contains_key<span class="Delimiter">(</span>Key<span class="Delimiter">,</span> key<span class="Delimiter">))</span>
<span id="L82" class="LineNr"> 82 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address+<span class="Constant">1</span><span class="Delimiter">,</span> Key[key]<span class="Delimiter">);</span>
<span id="L83" class="LineNr"> 83 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">else</span>
<span id="L84" class="LineNr"> 84 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <span class="Constant">&quot;assume-console: can't press '&quot;</span> &lt;&lt; key &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="L85" class="LineNr"> 85 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L228'>get_or_insert</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address+<span class="Constant">1</span><span class="Delimiter">)</span> &lt; <span class="Constant">256</span><span class="Delimiter">)</span>
<span id="L86" class="LineNr"> 86 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Comment">// these keys are in ascii</span>
<span id="L87" class="LineNr"> 87 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">tag for 'text' variant of 'event' exclusive-container</span><span class="Comment">*/</span><span class="Constant">0</span><span class="Delimiter">);</span>
<span id="L88" class="LineNr"> 88 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">else</span> <span class="Delimiter">{</span>
<span id="L89" class="LineNr"> 89 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Comment">// distinguish from unicode</span>
<span id="L90" class="LineNr"> 90 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">tag for 'keycode' variant of 'event' exclusive-container</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">);</span>
<span id="L91" class="LineNr"> 91 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L92" class="LineNr"> 92 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> curr_address += <a href='085scenario_console.cc.html#L296'>size_of_event</a><span class="Delimiter">();</span>
<span id="L93" class="LineNr"> 93 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L94" class="LineNr"> 94 </span>  <span class="Conceal">¦</span> <span class="Comment">// End Event Handlers</span>
<span id="L95" class="LineNr"> 95 </span>  <span class="Conceal">¦</span> <span class="Normal">else</span> <span class="Delimiter">{</span>
<span id="L96" class="LineNr"> 96 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Comment">// keyboard input</span>
<span id="L97" class="LineNr"> 97 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> assert<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name == <span class="Constant">&quot;type&quot;</span><span class="Delimiter">);</span>
<span id="L98" class="LineNr"> 98 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L161'>trace</a><span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">&quot;mem&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;storing 'type' event starting at &quot;</span> &lt;&lt; curr_address &lt;&lt; <a href='003trace.cc.html#L185'>end</a><span class="Delimiter">();</span>
<span id="L99" class="LineNr"> 99 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">const</span> string&amp; contents = inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">;</span>
<span id="L100" class="LineNr">100 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">const</span> <span class="Normal">char</span>* raw_contents = contents<span class="Delimiter">.</span>c_str<span class="Delimiter">();</span>
<span id="L101" class="LineNr">101 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">int</span> num_keyboard_events = <a href='038new_text.cc.html#L131'>unicode_length</a><span class="Delimiter">(</span>contents<span class="Delimiter">);</span>
<span id="L102" class="LineNr">102 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">int</span> curr = <span class="Constant">0</span><span class="Delimiter">;</span>
<span id="L103" class="LineNr">103 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</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; num_keyboard_events<span class="Delimiter">;</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L104" class="LineNr">104 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L161'>trace</a><span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">&quot;mem&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;storing 'text' tag at &quot;</span> &lt;&lt; curr_address &lt;&lt; <a href='003trace.cc.html#L185'>end</a><span class="Delimiter">();</span>
<span id="L105" class="LineNr">105 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address<span class="Delimiter">,</span> <span class="Comment">/*</span><span class="Comment">tag for 'text' variant of 'event' exclusive-container</span><span class="Comment">*/</span><span class="Constant">0</span><span class="Delimiter">);</span>
<span id="L106" class="LineNr">106 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Normal">uint32_t</span> curr_character<span class="Delimiter">;</span>
<span id="L107" class="LineNr">107 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> assert<span class="Delimiter">(</span>curr &lt; <a href='001help.cc.html#L141'>SIZE</a><span class="Delimiter">(</span>contents<span class="Delimiter">));</span>
<span id="L108" class="LineNr">108 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> tb_utf8_char_to_unicode<span class="Delimiter">(</span>&amp;curr_character<span class="Delimiter">,</span> &amp;raw_contents[curr]<span class="Delimiter">);</span>
<span id="L109" class="LineNr">109 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='003trace.cc.html#L161'>trace</a><span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">&quot;mem&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;storing character &quot;</span> &lt;&lt; curr_character &lt;&lt; <span class="Constant">&quot; at &quot;</span> &lt;&lt; curr_address+<span class="Comment">/*</span><span class="Comment">skip exclusive container tag</span><span class="Comment">*/</span><span class="Constant">1</span> &lt;&lt; <a href='003trace.cc.html#L185'>end</a><span class="Delimiter">();</span>
<span id="L110" class="LineNr">110 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address+<span class="Comment">/*</span><span class="Comment">skip exclusive container tag</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">,</span> curr_character<span class="Delimiter">);</span>
<span id="L111" class="LineNr">111 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> curr += tb_utf8_char_length<span class="Delimiter">(</span>raw_contents[curr]<span class="Delimiter">);</span>
<span id="L112" class="LineNr">112 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Conceal">¦</span> curr_address += <a href='085scenario_console.cc.html#L296'>size_of_event</a><span class="Delimiter">();</span>
<span id="L113" class="LineNr">113 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L114" class="LineNr">114 </span>  <span class="Conceal">¦</span> <span class="Delimiter">}</span>
<span id="L115" class="LineNr">115 </span>  <span class="Delimiter">}</span>
<span id="L116" class="LineNr">116 </span>  assert<span class="Delimiter">(</span>curr_address == event_data_address+size<span class="Delimiter">);</span>
<span id="L117" class="LineNr">117 </span>  <span class="Comment">// wrap the array of events in a console object</span>
<span id="L118" class="LineNr">118 </span>  <span class="Normal">int</span> console_address = allocate<span class="Delimiter">(</span><a href='085scenario_console.cc.html#L306'>size_of_console</a><span class="Delimiter">());</span>
<span id="L119" class="LineNr">119 </span>  <a href='003trace.cc.html#L161'>trace</a><span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">&quot;mem&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;storing console in &quot;</span> &lt;&lt; console_address &lt;&lt; <a href='003trace.cc.html#L185'>end</a><span class="Delimiter">();</span>
<span id="L120" class="LineNr">120 </span>  <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> CONSOLE<span class="Delimiter">,</span> console_address<span class="Delimiter">);</span>
<span id="L121" class="LineNr">121 </span>  <a href='003trace.cc.html#L161'>trace</a><span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">&quot;mem&quot;</span><span class="Delimiter">)</span> &lt;&lt; <span class="Constant">&quot;storing console data in &quot;</span> &lt;&lt; console_address+<span class="Comment">/*</span><span class="Comment">skip refcount</span><span class="Comment">*/</span><span class="Constant">1</span>+<span class="Comment">/*</span><span class="Comment">offset of 'data' in container 'events'</span><span class="Comment">*/</span><span class="Constant">1</span> &lt;&lt; <a href='003trace.cc.html#L185'>end</a><span class="Delimiter">();</span>
<span id="L122" class="LineNr">122 </span>  <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> console_address+<span class="Comment">/*</span><span class="Comment">skip refcount</span><span class="Comment">*/</span><span class="Constant">1</span>+<span class="Comment">/*</span><span class="Comment">offset of 'data' in container 'events'</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">,</span> event_data_address<span class="Delimiter">);</span>
<span id="L123" class="LineNr">123 </span>  <span class="Comment">// increment refcount for event data</span>
<span id="L124" class="LineNr">124 </span>  <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> event_data_address<span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span>
<span id="L125" class="LineNr">125 </span>  <span class="Comment">// increment refcount for console</span>
<span id="L126" class="LineNr">126 </span>  <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> console_address<span class="Delimiter">,</span> <span class="Constant">1</span><span class="Delimiter">);</span>
<span id="L127" class="LineNr">127 </span>  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L128" class="LineNr">128 </span><span class="Delimiter">}</span>
<span id="L129" class="LineNr">129 </span>
<span id="L130" class="LineNr">130 </span><span class="Delimiter">:(before &quot;End Globals&quot;)</span>
<span id="L131" class="LineNr">131 </span>map&lt;string<span class="Delimiter">,</span> <span class="Normal">int</span>&gt; Key<span class="Delimiter">;</span>
<span id="L132" class="LineNr">132 </span><span class="Delimiter">:(before &quot;End One-time Setup&quot;)</span>
<span id="L133" class="LineNr">133 </span><a href='085scenario_console.cc.html#L135'>initialize_key_names</a><span class="Delimiter">();</span>
<span id="L134" class="LineNr">134 </span><span class="Delimiter">:(code)</span>
<span id="L135" class="LineNr">135 </span><span class="Normal">void</span> <a href='085scenario_console.cc.html#L135'>initialize_key_names</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L136" class="LineNr">136 </span>  Key[<span class="Constant">&quot;F1&quot;</span>] = TB_KEY_F1<span class="Delimiter">;</span>
<span id="L137" class="LineNr">137 </span>  Key[<span class="Constant">&quot;F2&quot;</span>] = TB_KEY_F2<span class="Delimiter">;</span>
<span id="L138" class="LineNr">138 </span>  Key[<span class="Constant">&quot;F3&quot;</span>] = TB_KEY_F3<span class="Delimiter">;</span>
<span id="L139" class="LineNr">139 </span>  Key[<span class="Constant">&quot;F4&quot;</span>] = TB_KEY_F4<span class="Delimiter">;</span>
<span id="L140" class="LineNr">140 </span>  Key[<span class="Constant">&quot;F5&quot;</span>] = TB_KEY_F5<span class="Delimiter">;</span>
<span id="L141" class="LineNr">141 </span>  Key[<span class="Constant">&quot;F6&quot;</span>] = TB_KEY_F6<span class="Delimiter">;</span>
<span id="L142" class="LineNr">142 </span>  Key[<span class="Constant">&quot;F7&quot;</span>] = TB_KEY_F7<span class="Delimiter">;</span>
<span id="L143" class="LineNr">143 </span>  Key[<span class="Constant">&quot;F8&quot;</span>] = TB_KEY_F8<span class="Delimiter">;</span>
<span id="L144" class="LineNr">144 </span>  Key[<span class="Constant">&quot;F9&quot;</span>] = TB_KEY_F9<span class="Delimiter">;</span>
<span id="L145" class="LineNr">145 </span>  Key[<span class="Constant">&quot;F10&quot;</span>] = TB_KEY_F10<span class="Delimiter">;</span>
<span id="L146" class="LineNr">146 </span>  Key[<span class="Constant">&quot;F11&quot;</span>] = TB_KEY_F11<span class="Delimiter">;</span>
<span id="L147" class="LineNr">147 </span>  Key[<span class="Constant">&quot;F12&quot;</span>] = TB_KEY_F12<span class="Delimiter">;</span>
<span id="L148" class="LineNr">148 </span>  Key[<span class="Constant">&quot;insert&quot;</span>] = TB_KEY_INSERT<span class="Delimiter">;</span>
<span id="L149" class="LineNr">149 </span>  Key[<span class="Constant">&quot;delete&quot;</span>] = TB_KEY_DELETE<span class="Delimiter">;</span>
<span id="L150" class="LineNr">150 </span>  Key[<span class="Constant">&quot;home&quot;</span>] = TB_KEY_HOME<span class="Delimiter">;</span>
<span id="L151" class="LineNr">151 </span>  Key[<span class="Constant">&quot;end&quot;</span>] = TB_KEY_END<span class="Delimiter">;</span>
<span id="L152" class="LineNr">152 </span>  Key[<span class="Constant">&quot;page-up&quot;</span>] = TB_KEY_PGUP<span class="Delimiter">;</span>
<span id="L153" class="LineNr">153 </span>  Key[<span class="Constant">&quot;page-down&quot;</span>] = TB_KEY_PGDN<span class="Delimiter">;</span>
<span id="L154" class="LineNr">154 </span>  Key[<span class="Constant">&quot;up-arrow&quot;</span>] = TB_KEY_ARROW_UP<span class="Delimiter">;</span>
<span id="L155" class="LineNr">155 </span>  Key[<span class="Constant">&quot;down-arrow&quot;</span>] = TB_KEY_ARROW_DOWN<span class="Delimiter">;</span>
<span id="L156" class="LineNr">156 </span>  Key[<span class="Constant">&quot;left-arrow&quot;</span>] = TB_KEY_ARROW_LEFT<span class="Delimiter">;</span>
<span id="L157" class="LineNr">157 </span>  Key[<span class="Constant">&quot;right-arrow&quot;</span>] = TB_KEY_ARROW_RIGHT<span class="Delimiter">;</span>
<span id="L158" class="LineNr">158 </span>  Key[<span class="Constant">&quot;ctrl-a&quot;</span>] = TB_KEY_CTRL_A<span class="Delimiter">;</span>
<span id="L159" class="LineNr">159 </span>  Key[<span class="Constant">&quot;ctrl-b&quot;</span>] = TB_KEY_CTRL_B<span class="Delimiter">;</span>
<span id="L160" class="LineNr">160 </span>  Key[<span class="Constant">&quot;ctrl-c&quot;</span>] = TB_KEY_CTRL_C<span class="Delimiter">;</span>
<span id="L161" class="LineNr">161 </span>  Key[<span class="Constant">&quot;ctrl-d&quot;</span>] = TB_KEY_CTRL_D<span class="Delimiter">;</span>
<span id="L162" class="LineNr">162 </span>  Key[<span class="Constant">&quot;ctrl-e&quot;</span>] = TB_KEY_CTRL_E<span class="Delimiter">;</span>
<span id="L163" class="LineNr">163 </span>  Key[<span class="Constant">&quot;ctrl-f&quot;</span>] = TB_KEY_CTRL_F<span class="Delimiter">;</span>
<span id="L164" class="LineNr">164 </span>  Key[<span class="Constant">&quot;ctrl-g&quot;</span>] = TB_KEY_CTRL_G<span class="Delimiter">;</span>
<span id="L165" class="LineNr">165 </span>  Key[<span class="Constant">&quot;backspace&quot;</span>] = TB_KEY_BACKSPACE<span class="Delimiter">;</span>
<span id="L166" class="LineNr">166 </span>  Key[<span class="Constant">&quot;ctrl-h&quot;</span>] = TB_KEY_CTRL_H<span class="Delimiter">;</span>
<span id="L167" class="LineNr">167 </span>  Key[<span class="Constant">&quot;tab&quot;</span>] = TB_KEY_TAB<span class="Delimiter">;</span>
<span id="L168" class="LineNr">168 </span>  Key[<span class="Constant">&quot;ctrl-i&quot;</span>] = TB_KEY_CTRL_I<span class="Delimiter">;</span>
<span id="L169" class="LineNr">169 </span>  Key[<span class="Constant">&quot;ctrl-j&quot;</span>] = TB_KEY_CTRL_J<span class="Delimiter">;</span>
<span id="L170" class="LineNr">170 </span>  Key[<span class="Constant">&quot;enter&quot;</span>] = TB_KEY_NEWLINE<span class="Delimiter">;</span>  <span class="Comment">// ignore CR/LF distinction; there is only 'enter'</span>
<span id="L171" class="LineNr">171 </span>  Key[<span class="Constant">&quot;ctrl-k&quot;</span>] = TB_KEY_CTRL_K<span class="Delimiter">;</span>
<span id="L172" class="LineNr">172 </span>  Key[<span class="Constant">&quot;ctrl-l&quot;</span>] = TB_KEY_CTRL_L<span class="Delimiter">;</span>
<span id="L173" class="LineNr">173 </span>  Key[<span class="Constant">&quot;ctrl-m&quot;</span>] = TB_KEY_CTRL_M<span class="Delimiter">;</span>
<span id="L174" class="LineNr">174 </span>  Key[<span class="Constant">&quot;ctrl-n&quot;</span>] = TB_KEY_CTRL_N<span class="Delimiter">;</span>
<span id="L175" class="LineNr">175 </span>  Key[<span class="Constant">&quot;ctrl-o&quot;</span>] = TB_KEY_CTRL_O<span class="Delimiter">;</span>
<span id="L176" class="LineNr">176 </span>  Key[<span class="Constant">&quot;ctrl-p&quot;</span>] = TB_KEY_CTRL_P<span class="Delimiter">;</span>
<span id="L177" class="LineNr">177 </span>  Key[<span class="Constant">&quot;ctrl-q&quot;</span>] = TB_KEY_CTRL_Q<span class="Delimiter">;</span>
<span id="L178" class="LineNr">178 </span>  Key[<span class="Constant">&quot;ctrl-r&quot;</span>] = TB_KEY_CTRL_R<span class="Delimiter">;</span>
<span id="L179" class="LineNr">179 </span>  Key[<span class="Constant">&quot;ctrl-s&quot;</span>] = TB_KEY_CTRL_S<span class="Delimiter">;</span>
<span id="L180" class="LineNr">180 </span>  Key[<span class="Constant">&quot;ctrl-t&quot;</span>] = TB_KEY_CTRL_T<span class="Delimiter">;</span>
<span id="L181" class="LineNr">181 </span>  Key[<span class="Constant">&quot;ctrl-u&quot;</span>] = TB_KEY_CTRL_U<span class="Delimiter">;</span>
<span id="L182" class="LineNr">182 </span>  Key[<span class="Constant">&quot;ctrl-v&quot;</span>] = TB_KEY_CTRL_V<span class="Delimiter">;</span>
<span id="L183" class="LineNr">183 </span>  Key[<span class="Constant">&quot;ctrl-w&quot;</span>] = TB_KEY_CTRL_W<span class="Delimiter">;</span>
<span id="L184" class="LineNr">184 </span>  Key[<span class="Constant">&quot;ctrl-x&quot;</span>] = TB_KEY_CTRL_X<span class="Delimiter">;</span>
<span id="L185" class="LineNr">185 </span>  Key[<span class="Constant">&quot;ctrl-y&quot;</span>] = TB_KEY_CTRL_Y<span class="Delimiter">;</span>
<span id="L186" class="LineNr">186 </span>  Key[<span class="Constant">&quot;ctrl-z&quot;</span>] = TB_KEY_CTRL_Z<span class="Delimiter">;</span>
<span id="L187" class="LineNr">187 </span>  Key[<span class="Constant">&quot;escape&quot;</span>] = TB_KEY_ESC<span class="Delimiter">;</span>
<span id="L188" class="LineNr">188 </span>  Key[<span class="Constant">&quot;ctrl-slash&quot;</span>] = TB_KEY_CTRL_SLASH<span class="Delimiter">;</span>
<span id="L189" class="LineNr">189 </span><span class="Delimiter">}</span>
<span id="L190" class="LineNr">190 </span>
<span id="L191" class="LineNr">191 </span><span class="Delimiter">:(after &quot;Begin check_or_set_invalid_types(r)&quot;)</span>
<span id="L192" class="LineNr">192 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='085scenario_console.cc.html#L195'>is_scenario</a><span class="Delimiter">(</span>caller<span class="Delimiter">))</span>
<span id="L193" class="LineNr">193 </span>  <a href='085scenario_console.cc.html#L198'>initialize_special_name</a><span class="Delimiter">(</span>r<span class="Delimiter">);</span>
<span id="L194" class="LineNr">194 </span><span class="Delimiter">:(code)</span>
<span id="L195" class="LineNr">195 </span><span class="Normal">bool</span> <a href='085scenario_console.cc.html#L195'>is_scenario</a><span class="Delimiter">(</span><span class="Normal">const</span> recipe&amp; caller<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L196" class="LineNr">196 </span>  <span class="Identifier">return</span> <a href='001help.cc.html#L77'>starts_with</a><span class="Delimiter">(</span>caller<span class="Delimiter">.</span>name<span class="Delimiter">,</span> <span class="Constant">&quot;scenario_&quot;</span><span class="Delimiter">);</span>
<span id="L197" class="LineNr">197 </span><span class="Delimiter">}</span>
<span id="L198" class="LineNr">198 </span><span class="Normal">void</span> <a href='085scenario_console.cc.html#L198'>initialize_special_name</a><span class="Delimiter">(</span>reagent&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L199" class="LineNr">199 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>type<span class="Delimiter">)</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
<span id="L200" class="LineNr">200 </span>  <span class="Comment">// no need for screen</span>
<span id="L201" class="LineNr">201 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>r<span class="Delimiter">.</span>name == <span class="Constant">&quot;console&quot;</span><span class="Delimiter">)</span> r<span class="Delimiter">.</span>type = <a href='018type_abbreviations.cc.html#L58'>new_type_tree</a><span class="Delimiter">(</span><span class="Constant">&quot;address:console&quot;</span><span class="Delimiter">);</span>
<span id="L202" class="LineNr">202 </span>  <span class="Comment">// End Initialize Type Of Special Name In Scenario(r)</span>
<span id="L203" class="LineNr">203 </span><span class="Delimiter">}</span>
<span id="L204" class="LineNr">204 </span>
<span id="L205" class="LineNr">205 </span><span class="Delimiter">:(scenario events_in_scenario)</span>
<span id="L206" class="LineNr">206 </span><span class="muScenario"><a href='050scenario.cc.html#L57'>scenario</a></span> events-in-scenario [
<span id="L207" class="LineNr">207 </span>  assume-console [
<span id="L208" class="LineNr">208 </span>  <span class="Conceal">¦</span> type [abc]
<span id="L209" class="LineNr">209 </span>  <span class="Conceal">¦</span> left-click <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">1</span>
<span id="L210" class="LineNr">210 </span>  <span class="Conceal">¦</span> press up-arrow
<span id="L211" class="LineNr">211 </span>  <span class="Conceal">¦</span> type [d]
<span id="L212" class="LineNr">212 </span>  ]
<span id="L213" class="LineNr">213 </span>  run [
<span id="L214" class="LineNr">214 </span>  <span class="Conceal">¦</span> <span class="Comment"># 3 keyboard events; each event occupies 4 locations</span>
<span id="L215" class="LineNr">215 </span>  <span class="Conceal">¦</span> <span class="Constant">1</span>:event<span class="Special"> &lt;- </span>read-event console
<span id="L216" class="LineNr">216 </span>  <span class="Conceal">¦</span> <span class="Constant">5</span>:event<span class="Special"> &lt;- </span>read-event console
<span id="L217" class="LineNr">217 </span>  <span class="Conceal">¦</span> <span class="Constant">9</span>:event<span class="Special"> &lt;- </span>read-event console
<span id="L218" class="LineNr">218 </span>  <span class="Conceal">¦</span> <span class="Comment"># mouse click</span>
<span id="L219" class="LineNr">219 </span>  <span class="Conceal">¦</span> <span class="Constant">13</span>:event<span class="Special"> &lt;- </span>read-event console
<span id="L220" class="LineNr">220 </span>  <span class="Conceal">¦</span> <span class="Comment"># non-character keycode</span>
<span id="L221" class="LineNr">221 </span>  <span class="Conceal">¦</span> <span class="Constant">17</span>:event<span class="Special"> &lt;- </span>read-event console
<span id="L222" class="LineNr">222 </span>  <span class="Conceal">¦</span> <span class="Comment"># final keyboard event</span>
<span id="L223" class="LineNr">223 </span>  <span class="Conceal">¦</span> <span class="Constant">21</span>:event<span class="Special"> &lt;- </span>read-event console
<span id="L224" class="LineNr">224 </span>  ]
<span id="L225" class="LineNr">225 </span>  memory-should-contain [
<span id="L226" class="LineNr">226 </span>  <span class="Conceal">¦</span> <span class="Constant">1</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># 'text'</span>
<span id="L227" class="LineNr">227 </span>  <span class="Conceal">¦</span> <span class="Constant">2</span><span class="Special"> &lt;- </span><span class="Constant">97</span>  <span class="Comment"># 'a'</span>
<span id="L228" class="LineNr">228 </span>  <span class="Conceal">¦</span> <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
<span id="L229" class="LineNr">229 </span>  <span class="Conceal">¦</span> <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
<span id="L230" class="LineNr">230 </span>  <span class="Conceal">¦</span> <span class="Constant">5</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># 'text'</span>
<span id="L231" class="LineNr">231 </span>  <span class="Conceal">¦</span> <span class="Constant">6</span><span class="Special"> &lt;- </span><span class="Constant">98</span>  <span class="Comment"># 'b'</span>
<span id="L232" class="LineNr">232 </span>  <span class="Conceal">¦</span> <span class="Constant">7</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
<span id="L233" class="LineNr">233 </span>  <span class="Conceal">¦</span> <span class="Constant">8</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
<span id="L234" class="LineNr">234 </span>  <span class="Conceal">¦</span> <span class="Constant">9</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># 'text'</span>
<span id="L235" class="LineNr">235 </span>  <span class="Conceal">¦</span> <span class="Constant">10</span><span class="Special"> &lt;- </span><span class="Constant">99</span>  <span class="Comment"># 'c'</span>
<span id="L236" class="LineNr">236 </span>  <span class="Conceal">¦</span> <span class="Constant">11</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
<span id="L237" class="LineNr">237 </span>  <span class="Conceal">¦</span> <span class="Constant">12</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
<span id="L238" class="LineNr">238 </span>  <span class="Conceal">¦</span> <span class="Constant">13</span><span class="Special"> &lt;- </span><span class="Constant">2</span>  <span class="Comment"># 'mouse'</span>
<span id="L239" class="LineNr">239 </span>  <span class="Conceal">¦</span> <span class="Constant">14</span><span class="Special"> &lt;- </span><span class="Constant">65513</span>  <span class="Comment"># mouse click</span>
<span id="L240" class="LineNr">240 </span>  <span class="Conceal">¦</span> <span class="Constant">15</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># row</span>
<span id="L241" class="LineNr">241 </span>  <span class="Conceal">¦</span> <span class="Constant">16</span><span class="Special"> &lt;- </span><span class="Constant">1</span>  <span class="Comment"># column</span>
<span id="L242" class="LineNr">242 </span>  <span class="Conceal">¦</span> <span class="Constant">17</span><span class="Special"> &lt;- </span><span class="Constant">1</span>  <span class="Comment"># 'keycode'</span>
<span id="L243" class="LineNr">243 </span>  <span class="Conceal">¦</span> <span class="Constant">18</span><span class="Special"> &lt;- </span><span class="Constant">65517</span>  <span class="Comment"># up arrow</span>
<span id="L244" class="LineNr">244 </span>  <span class="Conceal">¦</span> <span class="Constant">19</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
<span id="L245" class="LineNr">245 </span>  <span class="Conceal">¦</span> <span class="Constant">20</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
<span id="L246" class="LineNr">246 </span>  <span class="Conceal">¦</span> <span class="Constant">21</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># 'text'</span>
<span id="L247" class="LineNr">247 </span>  <span class="Conceal">¦</span> <span class="Constant">22</span><span class="Special"> &lt;- </span><span class="Constant">100</span>  <span class="Comment"># 'd'</span>
<span id="L248" class="LineNr">248 </span>  <span class="Conceal">¦</span> <span class="Constant">23</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
<span id="L249" class="LineNr">249 </span>  <span class="Conceal">¦</span> <span class="Constant">24</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
<span id="L250" class="LineNr">250 </span>  <span class="Conceal">¦</span> <span class="Constant">25</span><span class="Special"> &lt;- </span><span class="Constant">0</span>
<span id="L251" class="LineNr">251 </span>  ]
<span id="L252" class="LineNr">252 </span>]
<span id="L253" class="LineNr">253 </span>
<span id="L254" class="LineNr">254 </span><span class="Comment">//: Deal with special keys and unmatched brackets by allowing each test to</span>
<span id="L255" class="LineNr">255 </span><span class="Comment">//: independently choose the unicode symbol to denote them.</span>
<span id="L256" class="LineNr">256 </span><span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
<span id="L257" class="LineNr">257 </span>REPLACE_IN_CONSOLE<span class="Delimiter">,</span>
<span id="L258" class="LineNr">258 </span><span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
<span id="L259" class="LineNr">259 </span><a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">&quot;replace-in-console&quot;</span><span class="Delimiter">,</span> REPLACE_IN_CONSOLE<span class="Delimiter">);</span>
<span id="L260" class="LineNr">260 </span><span class="Delimiter">:(before &quot;End Primitive Recipe Checks&quot;)</span>
<span id="L261" class="LineNr">261 </span><span class="Normal">case</span> REPLACE_IN_CONSOLE: <span class="Delimiter">{</span>
<span id="L262" class="LineNr">262 </span>  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L263" class="LineNr">263 </span><span class="Delimiter">}</span>
<span id="L264" class="LineNr">264 </span><span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
<span id="L265" class="LineNr">265 </span><span class="Normal">case</span> REPLACE_IN_CONSOLE: <span class="Delimiter">{</span>
<span id="L266" class="LineNr">266 </span>  assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)));</span>
<span id="L267" class="LineNr">267 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>!get_or_insert<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> CONSOLE<span class="Delimiter">))</span> <span class="Delimiter">{</span>
<span id="L268" class="LineNr">268 </span>  <span class="Conceal">¦</span> <a href='003trace.cc.html#L168'>raise</a> &lt;&lt; <span class="Constant">&quot;console not initialized</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; <a href='003trace.cc.html#L185'>end</a><span class="Delimiter">();</span>
<span id="L269" class="LineNr">269 </span>  <span class="Conceal">¦</span> <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L270" class="LineNr">270 </span>  <span class="Delimiter">}</span>
<span id="L271" class="LineNr">271 </span>  <span class="Normal">int</span> console_address = <a href='001help.cc.html#L228'>get_or_insert</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> CONSOLE<span class="Delimiter">);</span>
<span id="L272" class="LineNr">272 </span>  <span class="Normal">int</span> console_data = <a href='001help.cc.html#L228'>get_or_insert</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> console_address+<span class="Constant">1</span><span class="Delimiter">);</span>
<span id="L273" class="LineNr">273 </span>  <span class="Normal">int</span> length = <a href='001help.cc.html#L228'>get_or_insert</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> console_data<span class="Delimiter">);</span>  <span class="Comment">// array length</span>
<span id="L274" class="LineNr">274 </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> curr = console_data+<span class="Constant">1</span><span class="Delimiter">;</span>  i &lt; length<span class="Delimiter">;</span>  ++i<span class="Delimiter">,</span> curr+=size_of_event<span class="Delimiter">())</span> <span class="Delimiter">{</span>
<span id="L275" class="LineNr">275 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L228'>get_or_insert</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr<span class="Delimiter">)</span> != <span class="Comment">/*</span><span class="Comment">text</span><span class="Comment">*/</span><span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
<span id="L276" class="LineNr">276 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L228'>get_or_insert</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr+<span class="Constant">1</span><span class="Delimiter">)</span> != ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
<span id="L277" class="LineNr">277 </span>  <span class="Conceal">¦</span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> n = <span class="Constant">0</span><span class="Delimiter">;</span>  n &lt; <a href='085scenario_console.cc.html#L296'>size_of_event</a><span class="Delimiter">();</span>  ++n<span class="Delimiter">)</span>
<span id="L278" class="LineNr">278 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> <a href='001help.cc.html#L221'>put</a><span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr+n<span class="Delimiter">,</span> ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span>n<span class="Delimiter">));</span>
<span id="L279" class="LineNr">279 </span>  <span class="Delimiter">}</span>
<span id="L280" class="LineNr">280 </span>  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span id="L281" class="LineNr">281 </span><span class="Delimiter">}</span>
<span id="L282" class="LineNr">282 </span>
<span id="L283" class="LineNr">283 </span><span class="Delimiter">:(code)</span>
<span id="L284" class="LineNr">284 </span><span class="Normal">int</span> <a href='085scenario_console.cc.html#L284'>count_events</a><span class="Delimiter">(</span><span class="Normal">const</span> recipe&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L285" class="LineNr">285 </span>  <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
<span id="L286" class="LineNr">286 </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>r<span class="Delimiter">.</span>steps<span class="Delimiter">);</span>  ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L287" class="LineNr">287 </span>  <span class="Conceal">¦</span> <span class="Normal">const</span> instruction&amp; curr = r<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
<span id="L288" class="LineNr">288 </span>  <span class="Conceal">¦</span> <span class="Normal">if</span> <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;type&quot;</span><span class="Delimiter">)</span>
<span id="L289" class="LineNr">289 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> result += <a href='038new_text.cc.html#L131'>unicode_length</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>name<span class="Delimiter">);</span>
<span id="L290" class="LineNr">290 </span>  <span class="Conceal">¦</span> <span class="Normal">else</span>
<span id="L291" class="LineNr">291 </span>  <span class="Conceal">¦</span> <span class="Conceal">¦</span> ++result<span class="Delimiter">;</span>
<span id="L292" class="LineNr">292 </span>  <span class="Delimiter">}</span>
<span id="L293" class="LineNr">293 </span>  <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span id="L294" class="LineNr">294 </span><span class="Delimiter">}</span>
<span id="L295" class="LineNr">295 </span>
<span id="L296" class="LineNr">296 </span><span class="Normal">int</span> <a href='085scenario_console.cc.html#L296'>size_of_event</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L297" class="LineNr">297 </span>  <span class="Comment">// memoize result if already computed</span>
<span id="L298" class="LineNr">298 </span>  <span class="Normal">static</span> <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
<span id="L299" class="LineNr">299 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>result<span class="Delimiter">)</span> <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span id="L300" class="LineNr">300 </span>  type_tree* type = <span class="Normal">new</span> type_tree<span class="Delimiter">(</span><span class="Constant">&quot;event&quot;</span><span class="Delimiter">);</span>
<span id="L301" class="LineNr">301 </span>  result = size_of<span class="Delimiter">(</span>type<span class="Delimiter">);</span>
<span id="L302" class="LineNr">302 </span>  <span class="Normal">delete</span> type<span class="Delimiter">;</span>
<span id="L303" class="LineNr">303 </span>  <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span id="L304" class="LineNr">304 </span><span class="Delimiter">}</span>
<span id="L305" class="LineNr">305 </span>
<span id="L306" class="LineNr">306 </span><span class="Normal">int</span> <a href='085scenario_console.cc.html#L306'>size_of_console</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L307" class="LineNr">307 </span>  <span class="Comment">// memoize result if already computed</span>
<span id="L308" class="LineNr">308 </span>  <span class="Normal">static</span> <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span>
<span id="L309" class="LineNr">309 </span>  <span class="Normal">if</span> <span class="Delimiter">(</span>result<span class="Delimiter">)</span> <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span id="L310" class="LineNr">310 </span>  assert<span class="Delimiter">(</span>get<span class="Delimiter">(</span>Type_ordinal<span class="Delimiter">,</span> <span class="Constant">&quot;console&quot;</span><span class="Delimiter">));</span>
<span id="L311" class="LineNr">311 </span>  type_tree* type = <span class="Normal">new</span> type_tree<span class="Delimiter">(</span><span class="Constant">&quot;console&quot;</span><span class="Delimiter">);</span>
<span id="L312" class="LineNr">312 </span>  result = size_of<span class="Delimiter">(</span>type<span class="Delimiter">)</span>+<span class="Comment">/*</span><span class="Comment">refcount</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span>
<span id="L313" class="LineNr">313 </span>  <span class="Normal">delete</span> type<span class="Delimiter">;</span>
<span id="L314" class="LineNr">314 </span>  <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span id="L315" class="LineNr">315 </span><span class="Delimiter">}</span>
</pre>
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