html/081run_interactive.cc.html


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>Mu - 081run_interactive.cc</title>
<meta name="Generator" content="Vim/7.4">
<meta name="plugin-version" content="vim7.4_v1">
<meta name="syntax" content="cpp">
<meta name="settings" content="use_css,pre_wrap,no_foldcolumn,expand_tabs,prevent_copy=">
<meta name="colorscheme" content="minimal">
<style type="text/css">
<!--
pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
body { font-family: monospace; color: #eeeeee; background-color: #080808; }
* { font-size: 1.05em; }
.traceContains { color: #008000; }
.cSpecial { color: #008000; }
.Constant { color: #00a0a0; }
.Comment { color: #9090ff; }
.Delimiter { color: #a04060; }
.Special { color: #ff6060; }
.CommentedCode { color: #6c6c6c; }
.Identifier { color: #804000; }
-->
</style>

<script type='text/javascript'>
<!--

-->
</script>
</head>
<body>
<pre id='vimCodeElement'>
<span class="Comment">//: Helper for various programming environments: run arbitrary mu code and</span>
<span class="Comment">//: return some result in string form.</span>

<span class="Delimiter">:(scenario run_interactive_code)</span>
recipe main [
  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>new [<span class="Constant">1</span>:number<span class="Special"> &lt;- </span>copy <span class="Constant">34</span>:literal]
  run-interactive <span class="Constant">2</span>:address:array:character
]
<span class="traceContains">+mem: storing 34 in location 1</span>

<span class="Delimiter">:(scenario run_interactive_empty)</span>
recipe main [
  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>run-interactive <span class="Constant">0</span>:literal
]
<span class="Comment"># result is null</span>
<span class="traceContains">+mem: storing 0 in location 1</span>

<span class="Comment">//: run code in 'interactive mode', i.e. with warnings off, and recording</span>
<span class="Comment">//: output in case we want to print it to screen</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
RUN_INTERACTIVE<span class="Delimiter">,</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
Recipe_ordinal[<span class="Constant">&quot;run-interactive&quot;</span>] = RUN_INTERACTIVE<span class="Delimiter">;</span>
<span class="CommentedCode">//? cerr &lt;&lt; &quot;run-interactive: &quot; &lt;&lt; RUN_INTERACTIVE &lt;&lt; '\n'; //? 1</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
case RUN_INTERACTIVE: <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>
  products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">);</span>
  bool new_code_pushed_to_stack = run_interactive<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>
  if <span class="Delimiter">(</span>!new_code_pushed_to_stack<span class="Delimiter">)</span> <span class="Delimiter">{</span>
    products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
    products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>warnings_from_trace<span class="Delimiter">());</span>
    <span class="Identifier">break</span><span class="Delimiter">;</span>  <span class="Comment">// done with this instruction</span>
  <span class="Delimiter">}</span>
  else <span class="Delimiter">{</span>
    <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// not done with caller; don't increment current_step_index()</span>
  <span class="Delimiter">}</span>
<span class="Delimiter">}</span>

<span class="Delimiter">:(before &quot;End Globals&quot;)</span>
bool Running_interactive = <span class="Constant">false</span><span class="Delimiter">;</span>
<span class="Delimiter">:(before &quot;End Setup&quot;)</span>
Running_interactive = <span class="Constant">false</span><span class="Delimiter">;</span>
<span class="Delimiter">:(code)</span>
<span class="Comment">// reads a string, tries to call it as code, saving all warnings.</span>
<span class="Comment">// returns true if successfully called (no errors found during load and transform)</span>
bool run_interactive<span class="Delimiter">(</span>long long int address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
  if <span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;interactive&quot;</span><span class="Delimiter">)</span> == Recipe_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
    Recipe_ordinal[<span class="Constant">&quot;interactive&quot;</span>] = Next_recipe_ordinal++<span class="Delimiter">;</span>
  string command = trim<span class="Delimiter">(</span>strip_comments<span class="Delimiter">(</span>to_string<span class="Delimiter">(</span>address<span class="Delimiter">)));</span>
  if <span class="Delimiter">(</span>command<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
<span class="CommentedCode">//?   tb_shutdown(); //? 1</span>
<span class="CommentedCode">//?   cerr &lt;&lt; command &lt;&lt; '\n'; //? 2</span>
  Recipe<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>Recipe_ordinal[<span class="Constant">&quot;interactive&quot;</span>]<span class="Delimiter">);</span>
  Hide_warnings = <span class="Constant">true</span><span class="Delimiter">;</span>
  if <span class="Delimiter">(</span>!Trace_stream<span class="Delimiter">)</span> <span class="Delimiter">{</span>
    Trace_file = <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>  <span class="Comment">// if there wasn't already a stream we don't want to save it</span>
    Trace_stream = new trace_stream<span class="Delimiter">;</span>
  <span class="Delimiter">}</span>
  <span class="Comment">// call run(string) but without the scheduling</span>
  load<span class="Delimiter">(</span><span class="Constant">&quot;recipe interactive [</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>+command+<span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">]</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">);</span>
  transform_all<span class="Delimiter">();</span>
  if <span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">)</span> &gt; <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
    Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
    <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
  <span class="Delimiter">}</span>
  Running_interactive = <span class="Constant">true</span><span class="Delimiter">;</span>
  Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>push_front<span class="Delimiter">(</span>call<span class="Delimiter">(</span>Recipe_ordinal[<span class="Constant">&quot;interactive&quot;</span>]<span class="Delimiter">));</span>
  <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>

<span class="Delimiter">:(after &quot;Starting Reply&quot;)</span>
if <span class="Delimiter">(</span>current_recipe_name<span class="Delimiter">()</span> == <span class="Constant">&quot;interactive&quot;</span><span class="Delimiter">)</span> clean_up_interactive<span class="Delimiter">();</span>
<span class="Delimiter">:(after &quot;Falling Through End Of Recipe&quot;)</span>
if <span class="Delimiter">(</span>current_recipe_name<span class="Delimiter">()</span> == <span class="Constant">&quot;interactive&quot;</span><span class="Delimiter">)</span> clean_up_interactive<span class="Delimiter">();</span>
<span class="Delimiter">:(code)</span>
void clean_up_interactive<span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span class="CommentedCode">//?   static int foo = 0; //? 1</span>
  Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
  Running_interactive = <span class="Constant">false</span><span class="Delimiter">;</span>
<span class="CommentedCode">//?   ++foo; //? 1</span>
<span class="CommentedCode">//?   if (foo == 1) tb_init(); //? 1</span>
<span class="Delimiter">}</span>

<span class="Delimiter">:(scenario &quot;run_interactive_returns_stringified_result&quot;)</span>
recipe main [
  <span class="Comment"># try to interactively add 2 and 2</span>
  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new [add <span class="Constant">2</span>:literal<span class="Delimiter">,</span> <span class="Constant">2</span>:literal]
  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>run-interactive <span class="Constant">1</span>:address:array:character
  <span class="Constant">10</span>:array:character<span class="Special"> &lt;- </span>copy <span class="Constant">2</span>:address:array:character/deref
]
<span class="Comment"># first letter in the output should be '4' in unicode</span>
<span class="traceContains">+mem: storing 52 in location 11</span>

<span class="Delimiter">:(scenario &quot;run_interactive_returns_string&quot;)</span>
recipe main [
  <span class="Comment"># try to interactively add 2 and 2</span>
  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new [
    <span class="Constant">100</span>:address:array:character<span class="Special"> &lt;- </span>new [a]
    <span class="Constant">101</span>:address:array:character<span class="Special"> &lt;- </span>new [b]
    <span class="Constant">102</span>:address:array:character<span class="Special"> &lt;- </span>string-append <span class="Constant">100</span>:address:array:character<span class="Delimiter">,</span> <span class="Constant">101</span>:address:array:character
  ]
  <span class="Constant">2</span>:address:array:character<span class="Special"> &lt;- </span>run-interactive <span class="Constant">1</span>:address:array:character
  <span class="Constant">10</span>:array:character<span class="Special"> &lt;- </span>copy <span class="Constant">2</span>:address:array:character/deref
]
<span class="Comment"># output contains &quot;ab&quot;</span>
<span class="traceContains">+mem: storing 97 in location 11</span>
<span class="traceContains">+mem: storing 98 in location 12</span>

<span class="Delimiter">:(scenario &quot;run_interactive_returns_warnings&quot;)</span>
recipe main [
  <span class="Comment"># run a command that generates a warning</span>
  <span class="Constant">1</span>:address:array:character<span class="Special"> &lt;- </span>new [get <span class="Constant">1234</span>:number<span class="Delimiter">,</span> foo:offset]
  <span class="Constant">2</span>:address:array:character<span class="Delimiter">,</span> <span class="Constant">3</span>:address:array:character<span class="Special"> &lt;- </span>run-interactive <span class="Constant">1</span>:address:array:character
  <span class="Constant">10</span>:array:character<span class="Special"> &lt;- </span>copy <span class="Constant">3</span>:address:array:character/deref
]
<span class="Comment"># warning should be &quot;unknown element foo in container number&quot;</span>
<span class="traceContains">+mem: storing 117 in location 11</span>
<span class="traceContains">+mem: storing 110 in location 12</span>
<span class="traceContains">+mem: storing 107 in location 13</span>
<span class="traceContains">+mem: storing 110 in location 14</span>

<span class="Delimiter">:(before &quot;End Globals&quot;)</span>
string Most_recent_results<span class="Delimiter">;</span>
<span class="Delimiter">:(before &quot;End Setup&quot;)</span>
Most_recent_results = <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
<span class="Delimiter">:(before &quot;End of Instruction&quot;)</span>
if <span class="Delimiter">(</span>Running_interactive<span class="Delimiter">)</span> <span class="Delimiter">{</span>
  record_products<span class="Delimiter">(</span>current_instruction<span class="Delimiter">(),</span> products<span class="Delimiter">);</span>
<span class="Delimiter">}</span>
<span class="Delimiter">:(code)</span>
void record_products<span class="Delimiter">(</span>const instruction&amp; instruction<span class="Delimiter">,</span> const vector&lt;vector&lt;double&gt; &gt;&amp; products<span class="Delimiter">)</span> <span class="Delimiter">{</span>
  ostringstream out<span class="Delimiter">;</span>
<span class="CommentedCode">//?   cerr &lt;&lt; current_instruction().to_string() &lt;&lt; '\n'; //? 1</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>products<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
    <span class="Comment">// string</span>
    if <span class="Delimiter">(</span>i &lt; SIZE<span class="Delimiter">(</span>instruction<span class="Delimiter">.</span>products<span class="Delimiter">))</span> <span class="Delimiter">{</span>
<span class="CommentedCode">//?       cerr &lt;&lt; &quot;AA\n&quot;; //? 1</span>
<span class="CommentedCode">//?       cerr &lt;&lt; instruction.products.size() &lt;&lt; &quot; vs &quot; &lt;&lt; i &lt;&lt; '\n'; //? 1</span>
      if <span class="Delimiter">(</span>is_string<span class="Delimiter">(</span>instruction<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
<span class="CommentedCode">//?         cerr &lt;&lt; &quot;BB\n&quot;; //? 1</span>
        assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)));</span>
        out &lt;&lt; to_string<span class="Delimiter">(</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
        <span class="Identifier">continue</span><span class="Delimiter">;</span>
      <span class="Delimiter">}</span>
      <span class="Comment">// End Record Product Special-cases</span>
    <span class="Delimiter">}</span>
    for <span class="Delimiter">(</span>long long int j = <span class="Constant">0</span><span class="Delimiter">;</span> j &lt; SIZE<span class="Delimiter">(</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span class="CommentedCode">//?       cerr &lt;&lt; &quot;aa: &quot; &lt;&lt; i &lt;&lt; &quot;, &quot; &lt;&lt; j &lt;&lt; &quot;: &quot; &lt;&lt; products.at(i).at(j) &lt;&lt; '\n'; //? 1</span>
        out &lt;&lt; products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">).</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)</span> &lt;&lt; <span class="Constant">' '</span><span class="Delimiter">;</span>
    <span class="Delimiter">}</span>
    out &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
  <span class="Delimiter">}</span>
<span class="CommentedCode">//?   cerr &lt;&lt; &quot;aa: {\n&quot; &lt;&lt; out.str() &lt;&lt; &quot;}\n&quot;; //? 2</span>
  Most_recent_results = out<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
<span class="Delimiter">}</span>
<span class="Delimiter">:(before &quot;Complete Call Fallthrough&quot;)</span>
if <span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>operation == RUN_INTERACTIVE &amp;&amp; !current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
  assert<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">)</span> &lt;= <span class="Constant">2</span><span class="Delimiter">);</span>
  <span class="Comment">// Send the results of the most recently executed instruction, regardless of</span>
  <span class="Comment">// call depth, to be converted to string and potentially printed to string.</span>
  vector&lt;double&gt; result<span class="Delimiter">;</span>
  result<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>new_string<span class="Delimiter">(</span>Most_recent_results<span class="Delimiter">));</span>
  write_memory<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">),</span> result<span class="Delimiter">);</span>
  if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">)</span> == <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
    vector&lt;double&gt; warnings<span class="Delimiter">;</span>
    warnings<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>warnings_from_trace<span class="Delimiter">());</span>
    write_memory<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">),</span> warnings<span class="Delimiter">);</span>
  <span class="Delimiter">}</span>
<span class="Delimiter">}</span>

<span class="Delimiter">:(code)</span>
string strip_comments<span class="Delimiter">(</span>string in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
  ostringstream result<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>in<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
    if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> != <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
      result &lt;&lt; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
    <span class="Delimiter">}</span>
    else <span class="Delimiter">{</span>
      while <span class="Delimiter">(</span>i &lt; SIZE<span class="Delimiter">(</span>in<span class="Delimiter">)</span> &amp;&amp; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span>
        ++i<span class="Delimiter">;</span>
      if <span class="Delimiter">(</span>i &lt; SIZE<span class="Delimiter">(</span>in<span class="Delimiter">)</span> &amp;&amp; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> ++i<span class="Delimiter">;</span>
    <span class="Delimiter">}</span>
  <span class="Delimiter">}</span>
  <span class="Identifier">return</span> result<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
<span class="Delimiter">}</span>

string to_string<span class="Delimiter">(</span>long long int address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
  long long int size = Memory[address]<span class="Delimiter">;</span>
  if <span class="Delimiter">(</span>size == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">&quot;&quot;</span><span class="Delimiter">;</span>
  ostringstream tmp<span class="Delimiter">;</span>
  for <span class="Delimiter">(</span>long long int curr = address+<span class="Constant">1</span><span class="Delimiter">;</span> curr &lt;= address+size<span class="Delimiter">;</span> ++curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
    <span class="Comment">// todo: unicode</span>
    tmp &lt;&lt; <span class="Delimiter">(</span>char<span class="Delimiter">)(</span>int<span class="Delimiter">)</span>Memory[curr]<span class="Delimiter">;</span>
  <span class="Delimiter">}</span>
<span class="CommentedCode">//?   tb_shutdown(); //? 1</span>
<span class="CommentedCode">//?   cerr &lt;&lt; tmp.str() &lt;&lt; '\n'; //? 1</span>
  <span class="Identifier">return</span> tmp<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
<span class="Delimiter">}</span>

long long int stringified_value_of_location<span class="Delimiter">(</span>long long int address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
  <span class="Comment">// convert to string</span>
  ostringstream out<span class="Delimiter">;</span>
<span class="CommentedCode">//?   trace(1, &quot;foo&quot;) &lt;&lt; &quot;a: &quot; &lt;&lt; address; //? 1</span>
  out &lt;&lt; Memory[address]<span class="Delimiter">;</span>
<span class="CommentedCode">//?   trace(1, &quot;foo&quot;) &lt;&lt; &quot;b: &quot; &lt;&lt; Memory[address]; //? 1</span>
  <span class="Identifier">return</span> new_string<span class="Delimiter">(</span>out<span class="Delimiter">.</span>str<span class="Delimiter">());</span>
<span class="Delimiter">}</span>

bool is_string<span class="Delimiter">(</span>const reagent&amp; x<span class="Delimiter">)</span> <span class="Delimiter">{</span>
  <span class="Identifier">return</span> x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>size<span class="Delimiter">()</span> == <span class="Constant">3</span>
      &amp;&amp; x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;address&quot;</span>]
      &amp;&amp; x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;array&quot;</span>]
      &amp;&amp; x<span class="Delimiter">.</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">)</span> == Type_ordinal[<span class="Constant">&quot;character&quot;</span>]<span class="Delimiter">;</span>
<span class="Delimiter">}</span>

long long int warnings_from_trace<span class="Delimiter">()</span> <span class="Delimiter">{</span>
  if <span class="Delimiter">(</span>!Trace_stream<span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
  if <span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span><span class="Constant">&quot;warn&quot;</span><span class="Delimiter">)</span> &lt;= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
  ostringstream out<span class="Delimiter">;</span>
  for <span class="Delimiter">(</span>vector&lt;trace_line&gt;::iterator p = Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Trace_stream<span class="Delimiter">-&gt;</span>past_lines<span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
    if <span class="Delimiter">(</span>p<span class="Delimiter">-&gt;</span>label != <span class="Constant">&quot;warn&quot;</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
    out &lt;&lt; p<span class="Delimiter">-&gt;</span>contents<span class="Delimiter">;</span>
    if <span class="Delimiter">(</span>*--p<span class="Delimiter">-&gt;</span>contents<span class="Delimiter">.</span>end<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> out &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
  <span class="Delimiter">}</span>
  assert<span class="Delimiter">(</span>!out<span class="Delimiter">.</span>str<span class="Delimiter">().</span>empty<span class="Delimiter">());</span>
  <span class="Identifier">return</span> new_string<span class="Delimiter">(</span>out<span class="Delimiter">.</span>str<span class="Delimiter">());</span>
<span class="Delimiter">}</span>

<span class="Comment">//: simpler version of run-interactive: doesn't do any running, just loads</span>
<span class="Comment">//: recipes and reports warnings.</span>
<span class="Delimiter">:(before &quot;End Globals&quot;)</span>
bool Loading_interactive = <span class="Constant">false</span><span class="Delimiter">;</span>
<span class="Delimiter">:(before &quot;End Setup&quot;)</span>
Loading_interactive = <span class="Constant">false</span><span class="Delimiter">;</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
RELOAD<span class="Delimiter">,</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
Recipe_ordinal[<span class="Constant">&quot;reload&quot;</span>] = RELOAD<span class="Delimiter">;</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
case RELOAD: <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>
  Loading_interactive = <span class="Constant">true</span><span class="Delimiter">;</span>
  Hide_warnings = <span class="Constant">true</span><span class="Delimiter">;</span>
  load<span class="Delimiter">(</span>to_string<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="CommentedCode">//?   static int foo = 0;</span>
<span class="CommentedCode">//?   if (++foo == 2) {</span>
<span class="CommentedCode">//?     tb_shutdown();</span>
<span class="CommentedCode">//?     cerr &lt;&lt; Recipe_ordinal[&quot;new-add&quot;] &lt;&lt; '\n';</span>
<span class="CommentedCode">//?     cerr &lt;&lt; Recipe[Recipe_ordinal[&quot;new-add&quot;]].steps[2].to_string() &lt;&lt; '\n';</span>
<span class="CommentedCode">//?     exit(0);</span>
<span class="CommentedCode">//?   }</span>
  transform_all<span class="Delimiter">();</span>
  Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
  Loading_interactive = <span class="Constant">false</span><span class="Delimiter">;</span>
  products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span>
  products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>warnings_from_trace<span class="Delimiter">());</span>
  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>
</pre>
</body>
</html>
<!-- vim: set foldmethod=manual : -->