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// "a type" "needed cpp_includes"
"vector" "#include <vector>
using namespace std;"

"list" "#include <list>
using namespace std;"

"map" "#include <map>
using namespace std;"

"string" "#include <string>
using namespace std;"
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<span class="Comment">//: Clean syntax to manipulate and check the console in scenarios.</span>
<span class="Comment">//: Instruction 'assume-console' implicitly creates a variable called</span>
<span class="Comment">//: 'console' that is accessible inside other 'run' instructions in the</span>
<span class="Comment">//: scenario. Like with the fake screen, 'assume-console' transparently</span>
<span class="Comment">//: supports unicode.</span>

<span class="Delimiter">:(scenarios run_mu_scenario)</span>
<span class="Delimiter">:(scenario keyboard_in_scenario)</span>
scenario keyboard-in-scenario [
  assume-console [
    type [abc]
  ]
  run [
    <span class="Constant">1</span>:character<span class="Delimiter">,</span> console:address<span class="Delimiter">,</span> <span class="Constant">2</span>:boolean<span class="Special"> &lt;- </span>read-key console:address
    <span class="Constant">3</span>:character<span class="Delimiter">,</span> console:address<span class="Delimiter">,</span> <span class="Constant">4</span>:boolean<span class="Special"> &lt;- </span>read-key console:address
    <span class="Constant">5</span>:character<span class="Delimiter">,</span> console:address<span class="Delimiter">,</span> <span class="Constant">6</span>:boolean<span class="Special"> &lt;- </span>read-key console:address
    <span class="Constant">7</span>:character<span class="Delimiter">,</span> console:address<span class="Delimiter">,</span> <span class="Constant">8</span>:boolean<span class="Delimiter">,</span> <span class="Constant">9</span>:boolean<span class="Special"> &lt;- </span>read-key console:address
  ]
  memory-should-contain [
    <span class="Constant">1</span><span class="Special"> &lt;- </span><span class="Constant">97</span>  <span class="Comment"># 'a'</span>
    <span class="Constant">2</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
    <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">98</span>  <span class="Comment"># 'b'</span>
    <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
    <span class="Constant">5</span><span class="Special"> &lt;- </span><span class="Constant">99</span>  <span class="Comment"># 'c'</span>
    <span class="Constant">6</span><span class="Special"> &lt;- </span><span class="Constant">1</span>
    <span class="Constant">7</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unset</span>
    <span class="Constant">8</span><span class="Special"> &lt;- </span><span class="Constant">1</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 class="Delimiter">:(before &quot;End Scenario Globals&quot;)</span>
const long long int CONSOLE = Next_predefined_global_for_scenarios++<span class="Delimiter">;</span>
<span class="Delimiter">:(before &quot;End Special Scenario Variable Names(r)&quot;)</span>
Name[r][<span class="Constant">&quot;console&quot;</span>] = CONSOLE<span class="Delimiter">;</span>

<span class="Comment">//: allow naming just for 'console'</span>
<span class="Delimiter">:(before &quot;End is_special_name Cases&quot;)</span>
if <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 class="Comment">//: Unlike assume-keyboard, assume-console is easiest to implement as just a</span>
<span class="Comment">//: primitive recipe.</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
ASSUME_CONSOLE<span class="Delimiter">,</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
Recipe_ordinal[<span class="Constant">&quot;assume-console&quot;</span>] = ASSUME_CONSOLE<span class="Delimiter">;</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
case ASSUME_CONSOLE: <span class="Delimiter">{</span>
  <span class="Comment">// create a temporary recipe just for parsing; it won't contain valid instructions</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>
  recipe r = slurp_body<span class="Delimiter">(</span>in<span class="Delimiter">);</span>
  long long int num_events = count_events<span class="Delimiter">(</span>r<span class="Delimiter">);</span>
  <span class="Comment">// initialize the events</span>
  long long int size = num_events*size_of_event<span class="Delimiter">()</span> + <span class="Comment">/*</span><span class="Comment">space for length</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span>
  ensure_space<span class="Delimiter">(</span>size<span class="Delimiter">);</span>
  long long int event_data_address = Current_routine<span class="Delimiter">-&gt;</span>alloc<span class="Delimiter">;</span>
  Memory[event_data_address] = num_events<span class="Delimiter">;</span>
  ++Current_routine<span class="Delimiter">-&gt;</span>alloc<span class="Delimiter">;</span>
  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
    const instruction&amp; curr = r<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
    if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;left-click&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
      Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc] = <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>
      Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc+<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>] = TB_KEY_MOUSE_LEFT<span class="Delimiter">;</span>
      Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc+<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>] = to_integer<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>
      Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc+<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>] = to_integer<span class="Delimiter">(</span>curr<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>
      Current_routine<span class="Delimiter">-&gt;</span>alloc += size_of_event<span class="Delimiter">();</span>
    <span class="Delimiter">}</span>
    else if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;press&quot;</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
      string key = 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>
      if <span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span>key<span class="Delimiter">))</span>
        Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc+<span class="Constant">1</span>] = to_integer<span class="Delimiter">(</span>key<span class="Delimiter">);</span>
      else if <span class="Delimiter">(</span>Key<span class="Delimiter">.</span>find<span class="Delimiter">(</span>key<span class="Delimiter">)</span> != Key<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
        Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc+<span class="Constant">1</span>] = Key[key]<span class="Delimiter">;</span>
      else
        raise &lt;&lt; <span class="Constant">&quot;assume-console: can't press &quot;</span> &lt;&lt; key &lt;&lt; <span class="cSpecial">'\n'</span> &lt;&lt; end<span class="Delimiter">();</span>
      if <span class="Delimiter">(</span>Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc+<span class="Constant">1</span>] &lt; <span class="Constant">256</span><span class="Delimiter">)</span>
        <span class="Comment">// these keys are in ascii</span>
        Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc] = <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>
      else <span class="Delimiter">{</span>
        <span class="Comment">// distinguish from unicode</span>
        Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc] = <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 class="Delimiter">}</span>
      Current_routine<span class="Delimiter">-&gt;</span>alloc += size_of_event<span class="Delimiter">();</span>
    <span class="Delimiter">}</span>
    <span class="Comment">// End Event Handlers</span>
    else <span class="Delimiter">{</span>
      <span class="Comment">// keyboard input</span>
      assert<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;type&quot;</span><span class="Delimiter">);</span>
      const string&amp; contents = 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>
      const char* raw_contents = contents<span class="Delimiter">.</span>c_str<span class="Delimiter">();</span>
      long long int num_keyboard_events = unicode_length<span class="Delimiter">(</span>contents<span class="Delimiter">);</span>
      long long int curr = <span class="Constant">0</span><span class="Delimiter">;</span>
      for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; num_keyboard_events<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
        Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc] = <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>
        uint32_t curr_character<span class="Delimiter">;</span>
        assert<span class="Delimiter">(</span>curr &lt; SIZE<span class="Delimiter">(</span>contents<span class="Delimiter">));</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>
        Memory[Current_routine<span class="Delimiter">-&gt;</span>alloc+<span class="Comment">/*</span><span class="Comment">skip exclusive container tag</span><span class="Comment">*/</span><span class="Constant">1</span>] = curr_character<span class="Delimiter">;</span>
        curr += tb_utf8_char_length<span class="Delimiter">(</span>raw_contents[curr]<span class="Delimiter">);</span>
        Current_routine<span class="Delimiter">-&gt;</span>alloc += size_of_event<span class="Delimiter">();</span>
      <span class="Delimiter">}</span>
    <span class="Delimiter">}</span>
  <span class="Delimiter">}</span>
  assert<span class="Delimiter">(</span>Current_routine<span class="Delimiter">-&gt;</span>alloc == event_data_address+size<span class="Delimiter">);</span>
  <span class="Comment">// wrap the array of events in an event object</span>
  ensure_space<span class="Delimiter">(</span>size_of_events<span class="Delimiter">());</span>
  Memory[CONSOLE] = Current_routine<span class="Delimiter">-&gt;</span>alloc<span class="Delimiter">;</span>
  Current_routine<span class="Delimiter">-&gt;</span>alloc += size_of_events<span class="Delimiter">();</span>
  Memory[Memory[CONSOLE]+<span class="Comment">/*</span><span class="Comment">offset of 'data' in container 'events'</span><span class="Comment">*/</span><span class="Constant">1</span>] = event_data_address<span class="Delimiter">;</span>
  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>

<span class="Delimiter">:(before &quot;End Globals&quot;)</span>
map&lt;string<span class="Delimiter">,</span> long long int&gt; Key<span class="Delimiter">;</span>
<span class="Delimiter">:(before &quot;End One-time Setup&quot;)</span>
initialize_key_names<span class="Delimiter">();</span>
<span class="Delimiter">:(code)</span>
void initialize_key_names<span class="Delimiter">()</span> <span class="Delimiter">{</span>
  Key[<span class="Constant">&quot;F1&quot;</span>] = TB_KEY_F1<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;F2&quot;</span>] = TB_KEY_F2<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;F3&quot;</span>] = TB_KEY_F3<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;F4&quot;</span>] = TB_KEY_F4<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;F5&quot;</span>] = TB_KEY_F5<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;F6&quot;</span>] = TB_KEY_F6<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;F7&quot;</span>] = TB_KEY_F7<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;F8&quot;</span>] = TB_KEY_F8<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;F9&quot;</span>] = TB_KEY_F9<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;F10&quot;</span>] = TB_KEY_F10<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;F11&quot;</span>] = TB_KEY_F11<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;F12&quot;</span>] = TB_KEY_F12<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;insert&quot;</span>] = TB_KEY_INSERT<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;delete&quot;</span>] = TB_KEY_DELETE<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;home&quot;</span>] = TB_KEY_HOME<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;end&quot;</span>] = TB_KEY_END<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;page-up&quot;</span>] = TB_KEY_PGUP<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;page-down&quot;</span>] = TB_KEY_PGDN<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;up-arrow&quot;</span>] = TB_KEY_ARROW_UP<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;down-arrow&quot;</span>] = TB_KEY_ARROW_DOWN<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;left-arrow&quot;</span>] = TB_KEY_ARROW_LEFT<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;right-arrow&quot;</span>] = TB_KEY_ARROW_RIGHT<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-a&quot;</span>] = TB_KEY_CTRL_A<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-b&quot;</span>] = TB_KEY_CTRL_B<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-c&quot;</span>] = TB_KEY_CTRL_C<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-d&quot;</span>] = TB_KEY_CTRL_D<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-e&quot;</span>] = TB_KEY_CTRL_E<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-f&quot;</span>] = TB_KEY_CTRL_F<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-g&quot;</span>] = TB_KEY_CTRL_G<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;backspace&quot;</span>] = TB_KEY_BACKSPACE<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-h&quot;</span>] = TB_KEY_CTRL_H<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;tab&quot;</span>] = TB_KEY_TAB<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-i&quot;</span>] = TB_KEY_CTRL_I<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-j&quot;</span>] = TB_KEY_CTRL_J<span class="Delimiter">;</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>
  Key[<span class="Constant">&quot;ctrl-k&quot;</span>] = TB_KEY_CTRL_K<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-l&quot;</span>] = TB_KEY_CTRL_L<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-m&quot;</span>] = TB_KEY_CTRL_M<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-n&quot;</span>] = TB_KEY_CTRL_N<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-o&quot;</span>] = TB_KEY_CTRL_O<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-p&quot;</span>] = TB_KEY_CTRL_P<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-q&quot;</span>] = TB_KEY_CTRL_Q<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-r&quot;</span>] = TB_KEY_CTRL_R<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-s&quot;</span>] = TB_KEY_CTRL_S<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-t&quot;</span>] = TB_KEY_CTRL_T<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-u&quot;</span>] = TB_KEY_CTRL_U<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-v&quot;</span>] = TB_KEY_CTRL_V<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-w&quot;</span>] = TB_KEY_CTRL_W<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-x&quot;</span>] = TB_KEY_CTRL_X<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-y&quot;</span>] = TB_KEY_CTRL_Y<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;ctrl-z&quot;</span>] = TB_KEY_CTRL_Z<span class="Delimiter">;</span>
  Key[<span class="Constant">&quot;escape&quot;</span>] = TB_KEY_ESC<span class="Delimiter">;</span>
<span class="Delimiter">}</span>

<span class="Delimiter">:(scenario events_in_scenario)</span>
scenario events-in-scenario [
  assume-console [
    type [abc]
    left-click <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">1</span>
    press up-arrow
    type [d]
  ]
  run [
    <span class="Comment"># 3 keyboard events; each event occupies 4 locations</span>
    <span class="Constant">1</span>:event<span class="Special"> &lt;- </span>read-event console:address
    <span class="Constant">5</span>:event<span class="Special"> &lt;- </span>read-event console:address
    <span class="Constant">9</span>:event<span class="Special"> &lt;- </span>read-event console:address
    <span class="Comment"># mouse click</span>
    <span class="Constant">13</span>:event<span class="Special"> &lt;- </span>read-event console:address
    <span class="Comment"># non-character keycode</span>
    <span class="Constant">17</span>:event<span class="Special"> &lt;- </span>read-event console:address
    <span class="Comment"># final keyboard event</span>
    <span class="Constant">21</span>:event<span class="Special"> &lt;- </span>read-event console:address
  ]
  memory-should-contain [
    <span class="Constant">1</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># 'text'</span>
    <span class="Constant">2</span><span class="Special"> &lt;- </span><span class="Constant">97</span>  <span class="Comment"># 'a'</span>
    <span class="Constant">3</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
    <span class="Constant">4</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
    <span class="Constant">5</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># 'text'</span>
    <span class="Constant">6</span><span class="Special"> &lt;- </span><span class="Constant">98</span>  <span class="Comment"># 'b'</span>
    <span class="Constant">7</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
    <span class="Constant">8</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
    <span class="Constant">9</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># 'text'</span>
    <span class="Constant">10</span><span class="Special"> &lt;- </span><span class="Constant">99</span>  <span class="Comment"># 'c'</span>
    <span class="Constant">11</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
    <span class="Constant">12</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
    <span class="Constant">13</span><span class="Special"> &lt;- </span><span class="Constant">2</span>  <span class="Comment"># 'mouse'</span>
    <span class="Constant">14</span><span class="Special"> &lt;- </span><span class="Constant">65513</span>  <span class="Comment"># mouse click</span>
    <span class="Constant">15</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># row</span>
    <span class="Constant">16</span><span class="Special"> &lt;- </span><span class="Constant">1</span>  <span class="Comment"># column</span>
    <span class="Constant">17</span><span class="Special"> &lt;- </span><span class="Constant">1</span>  <span class="Comment"># 'keycode'</span>
    <span class="Constant">18</span><span class="Special"> &lt;- </span><span class="Constant">65517</span>  <span class="Comment"># up arrow</span>
    <span class="Constant">19</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
    <span class="Constant">20</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
    <span class="Constant">21</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># 'text'</span>
    <span class="Constant">22</span><span class="Special"> &lt;- </span><span class="Constant">100</span>  <span class="Comment"># 'd'</span>
    <span class="Constant">23</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
    <span class="Constant">24</span><span class="Special"> &lt;- </span><span class="Constant">0</span>  <span class="Comment"># unused</span>
    <span class="Constant">25</span><span class="Special"> &lt;- </span><span class="Constant">0</span>
  ]
]

<span class="Comment">//: Deal with special keys and unmatched brackets by allowing each test to</span>
<span class="Comment">//: independently choose the unicode symbol to denote them.</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
REPLACE_IN_CONSOLE<span class="Delimiter">,</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
Recipe_ordinal[<span class="Constant">&quot;replace-in-console&quot;</span>] = REPLACE_IN_CONSOLE<span class="Delimiter">;</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
case REPLACE_IN_CONSOLE: <span class="Delimiter">{</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>
  if <span class="Delimiter">(</span>!Memory[CONSOLE]<span class="Delimiter">)</span> <span class="Delimiter">{</span>
    raise &lt;&lt; <span class="Constant">&quot;console not initialized</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span> &lt;&lt; end<span class="Delimiter">();</span>
    <span class="Identifier">break</span><span class="Delimiter">;</span>
  <span class="Delimiter">}</span>
  long long int console_data = Memory[Memory[CONSOLE]+<span class="Constant">1</span>]<span class="Delimiter">;</span>
  long long int size = Memory[console_data]<span class="Delimiter">;</span>  <span class="Comment">// array size</span>
  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">,</span> curr = console_data+<span class="Constant">1</span><span class="Delimiter">;</span> i &lt; size<span class="Delimiter">;</span> ++i<span class="Delimiter">,</span> curr+=size_of_event<span class="Delimiter">())</span> <span class="Delimiter">{</span>
    if <span class="Delimiter">(</span>Memory[curr] != <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>
    if <span class="Delimiter">(</span>Memory[curr+<span class="Constant">1</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>
    for <span class="Delimiter">(</span>long long int n = <span class="Constant">0</span><span class="Delimiter">;</span> n &lt; size_of_event<span class="Delimiter">();</span> ++n<span class="Delimiter">)</span>
      Memory[curr+n] = 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 class="Delimiter">}</span>
  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>

<span class="Delimiter">:(code)</span>
long long int count_events<span class="Delimiter">(</span>const recipe&amp; r<span class="Delimiter">)</span> <span class="Delimiter">{</span>
  long long int result = <span class="Constant">0</span><span class="Delimiter">;</span>
  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>r<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
    const instruction&amp; curr = r<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
    if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">&quot;type&quot;</span><span class="Delimiter">)</span>
      result += unicode_length<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>
    else
      result++<span class="Delimiter">;</span>
  <span class="Delimiter">}</span>
  <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span class="Delimiter">}</span>

long long int size_of_event<span class="Delimiter">()</span> <span class="Delimiter">{</span>
  <span class="Comment">// memoize result if already computed</span>
  static long long int result = <span class="Constant">0</span><span class="Delimiter">;</span>
  if <span class="Delimiter">(</span>result<span class="Delimiter">)</span> <span class="Identifier">return</span> result<span class="Delimiter">;</span>
  vector&lt;type_ordinal&gt; type<span class="Delimiter">;</span>
  type<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;event&quot;</span>]<span class="Delimiter">);</span>
  result = size_of<span class="Delimiter">(</span>type<span class="Delimiter">);</span>
  <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span class="Delimiter">}</span>

long long int size_of_events<span class="Delimiter">()</span> <span class="Delimiter">{</span>
  <span class="Comment">// memoize result if already computed</span>
  static long long int result = <span class="Constant">0</span><span class="Delimiter">;</span>
  if <span class="Delimiter">(</span>result<span class="Delimiter">)</span> <span class="Identifier">return</span> result<span class="Delimiter">;</span>
  vector&lt;type_ordinal&gt; type<span class="Delimiter">;</span>
  assert<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;console&quot;</span>]<span class="Delimiter">);</span>
  type<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>Type_ordinal[<span class="Constant">&quot;console&quot;</span>]<span class="Delimiter">);</span>
  result = size_of<span class="Delimiter">(</span>type<span class="Delimiter">);</span>
  <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span class="Delimiter">}</span>
</pre>
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