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<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"> <- </span>new [<span class="Constant">1</span>:number/<span class="Special">raw <- </span>copy <span class="Constant">34</span>]
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"> <- </span>run-interactive <span class="Constant">0</span>
]
<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 return:</span>
<span class="Comment">//: stringified output in case we want to print it to screen</span>
<span class="Comment">//: any warnings encountered</span>
<span class="Comment">//: simulated screen any prints went to</span>
<span class="Comment">//: any 'app' layer traces generated</span>
<span class="Delimiter">:(before "End Primitive Recipe Declarations")</span>
RUN_INTERACTIVE<span class="Delimiter">,</span>
<span class="Delimiter">:(before "End Primitive Recipe Numbers")</span>
Recipe_ordinal[<span class="Constant">"run-interactive"</span>] = RUN_INTERACTIVE<span class="Delimiter">;</span>
<span class="CommentedCode">//? cerr << "run-interactive: " << RUN_INTERACTIVE << '\n'; //? 1</span>
<span class="Delimiter">:(before "End Primitive Recipe Implementations")</span>
case RUN_INTERACTIVE: <span class="Delimiter">{</span>
if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": 'run-interactive' requires exactly one ingredient, but got "</span> << current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span>
<span class="Identifier">break</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>
if <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 class="Delimiter">{</span>
raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": first ingredient of 'run-interactive' should be a literal string, but got "</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>original_string << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span>
<span class="Identifier">break</span><span class="Delimiter">;</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>resize<span class="Delimiter">(</span><span class="Constant">5</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>trace_contents<span class="Delimiter">(</span><span class="Constant">"warn"</span><span class="Delimiter">));</span>
products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</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">3</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span>trace_contents<span class="Delimiter">(</span><span class="Constant">"app"</span><span class="Delimiter">));</span>
products<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">4</span><span class="Delimiter">).</span>push_back<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> <span class="Comment">// completed</span>
cleanup_run_interactive<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 "End Globals")</span>
bool Track_most_recent_products = <span class="Constant">false</span><span class="Delimiter">;</span>
<span class="Delimiter">:(before "End Setup")</span>
Track_most_recent_products = <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 (treating it as a test), saving</span>
<span class="Comment">// 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>
assert<span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">"interactive"</span><span class="Delimiter">)</span> != Recipe_ordinal<span class="Delimiter">.</span>end<span class="Delimiter">()</span> && Recipe_ordinal[<span class="Constant">"interactive"</span>] != <span class="Constant">0</span><span class="Delimiter">);</span>
<span class="Comment">// try to sandbox the run as best you can</span>
<span class="Comment">// todo: test this</span>
if <span class="Delimiter">(</span>!Current_scenario<span class="Delimiter">)</span> <span class="Delimiter">{</span>
for <span class="Delimiter">(</span>long long int i = <span class="Constant">1</span><span class="Delimiter">;</span> i < Reserved_for_tests<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span>
Memory<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
<span class="Delimiter">}</span>
string command = trim<span class="Delimiter">(</span>strip_comments<span class="Delimiter">(</span>read_mu_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>
Recipe<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>Recipe_ordinal[<span class="Constant">"interactive"</span>]<span class="Delimiter">);</span>
Name[Recipe_ordinal[<span class="Constant">"interactive"</span>]]<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
<span class="Comment">// stuff to undo later, in cleanup_run_interactive()</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">""</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>
Trace_stream<span class="Delimiter">-></span>collect_layers<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"warn"</span><span class="Delimiter">);</span>
Trace_stream<span class="Delimiter">-></span>collect_layers<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"app"</span><span class="Delimiter">);</span>
<span class="Delimiter">}</span>
<span class="Comment">// call run(string) but without the scheduling</span>
load<span class="Delimiter">(</span>string<span class="Delimiter">(</span><span class="Constant">"recipe interactive [</span><span class="cSpecial">\n</span><span class="Constant">"</span><span class="Delimiter">)</span> +
<span class="Constant">"local-scope</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"screen:address <- next-ingredient</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"$start-tracking-products</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
command + <span class="Constant">"</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"$stop-tracking-products</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"reply screen</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"]</span><span class="cSpecial">\n</span><span class="Constant">"</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">"warn"</span><span class="Delimiter">)</span> > <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span>
<span class="Comment">// now call 'sandbox' which will run 'interactive' in a separate routine,</span>
<span class="Comment">// and wait for it</span>
Current_routine<span class="Delimiter">-></span>calls<span class="Delimiter">.</span>push_front<span class="Delimiter">(</span>call<span class="Delimiter">(</span>Recipe_ordinal[<span class="Constant">"sandbox"</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">:(before "End Load Recipes")</span>
load<span class="Delimiter">(</span>string<span class="Delimiter">(</span>
<span class="Constant">"recipe interactive [</span><span class="cSpecial">\n</span><span class="Constant">"</span><span class="Delimiter">)</span> + <span class="Comment">// just a dummy version to initialize the Recipe_ordinal and so on</span>
<span class="Constant">"]</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"recipe sandbox [</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"local-scope</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"screen:address/shared <- new-fake-screen 30, 5</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"r:number/routine_id <- start-running interactive:recipe, screen:address</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"limit-time r, 750/instructions</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"wait-for-routine r</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"sandbox-state:number <- routine-state r/routine_id</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"completed?:boolean <- equal sandbox-state, 1/completed</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"output:address:array:character <- $most-recent-products</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"warnings:address:array:character <- save-trace [warn]</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"stashes:address:array:character <- save-trace [app]</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"$cleanup-run-interactive</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"reply output, warnings, screen, stashes, completed?</span><span class="cSpecial">\n</span><span class="Constant">"</span> +
<span class="Constant">"]</span><span class="cSpecial">\n</span><span class="Constant">"</span><span class="Delimiter">);</span>
transform_all<span class="Delimiter">();</span>
recently_added_recipes<span class="Delimiter">.</span>clear<span class="Delimiter">();</span>
<span class="Delimiter">:(before "End Primitive Recipe Declarations")</span>
_START_TRACKING_PRODUCTS<span class="Delimiter">,</span>
<span class="Delimiter">:(before "End Primitive Recipe Numbers")</span>
Recipe_ordinal[<span class="Constant">"$start-tracking-products"</span>] = _START_TRACKING_PRODUCTS<span class="Delimiter">;</span>
<span class="Delimiter">:(before "End Primitive Recipe Implementations")</span>
case _START_TRACKING_PRODUCTS: <span class="Delimiter">{</span>
Track_most_recent_products = <span class="Constant">true</span><span class="Delimiter">;</span>
<span class="Identifier">break</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>
<span class="Delimiter">:(before "End Primitive Recipe Declarations")</span>
_STOP_TRACKING_PRODUCTS<span class="Delimiter">,</span>
<span class="Delimiter">:(before "End Primitive Recipe Numbers")</span>
Recipe_ordinal[<span class="Constant">"$stop-tracking-products"</span>] = _STOP_TRACKING_PRODUCTS<span class="Delimiter">;</span>
<span class="Delimiter">:(before "End Primitive Recipe Implementations")</span>
case _STOP_TRACKING_PRODUCTS: <span class="Delimiter">{</span>
Track_most_recent_products = <span class="Constant">false</span><span class="Delimiter">;</span>
<span class="Identifier">break</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>
<span class="Delimiter">:(before "End Primitive Recipe Declarations")</span>
_MOST_RECENT_PRODUCTS<span class="Delimiter">,</span>
<span class="Delimiter">:(before "End Primitive Recipe Numbers")</span>
Recipe_ordinal[<span class="Constant">"$most-recent-products"</span>] = _MOST_RECENT_PRODUCTS<span class="Delimiter">;</span>
<span class="Delimiter">:(before "End Primitive Recipe Implementations")</span>
case _MOST_RECENT_PRODUCTS: <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>new_mu_string<span class="Delimiter">(</span>Most_recent_products<span class="Delimiter">));</span>
<span class="Identifier">break</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>
<span class="Delimiter">:(before "End Primitive Recipe Declarations")</span>
SAVE_TRACE<span class="Delimiter">,</span>
<span class="Delimiter">:(before "End Primitive Recipe Numbers")</span>
Recipe_ordinal[<span class="Constant">"save-trace"</span>] = SAVE_TRACE<span class="Delimiter">;</span>
<span class="Delimiter">:(before "End Primitive Recipe Implementations")</span>
case SAVE_TRACE: <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>trace_contents<span class="Delimiter">(</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="Delimiter">));</span>
<span class="Identifier">break</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>
<span class="Delimiter">:(before "End Primitive Recipe Declarations")</span>
_CLEANUP_RUN_INTERACTIVE<span class="Delimiter">,</span>
<span class="Delimiter">:(before "End Primitive Recipe Numbers")</span>
Recipe_ordinal[<span class="Constant">"$cleanup-run-interactive"</span>] = _CLEANUP_RUN_INTERACTIVE<span class="Delimiter">;</span>
<span class="Delimiter">:(before "End Primitive Recipe Implementations")</span>
case _CLEANUP_RUN_INTERACTIVE: <span class="Delimiter">{</span>
cleanup_run_interactive<span class="Delimiter">();</span>
<span class="Identifier">break</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>
<span class="Delimiter">:(code)</span>
void cleanup_run_interactive<span class="Delimiter">()</span> <span class="Delimiter">{</span>
Hide_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
if <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>is_narrowly_collecting<span class="Delimiter">(</span><span class="Constant">"warn"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> <span class="Comment">// hack</span>
delete Trace_stream<span class="Delimiter">;</span>
Trace_stream = <span class="Constant">NULL</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>
<span class="Delimiter">}</span>
<span class="Delimiter">:(scenario "run_interactive_returns_stringified_result")</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"> <- </span>new [add <span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">2</span>]
<span class="Constant">2</span>:address:array:character<span class="Special"> <- </span>run-interactive <span class="Constant">1</span>:address:array:character
<span class="Constant">10</span>:array:character<span class="Special"> <- </span>copy <span class="Constant">2</span>:address:array:character/lookup
]
<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 "run_interactive_returns_string")</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"> <- </span>new [
<span class="Constant">100</span>:address:array:character<span class="Special"> <- </span>new [a]
<span class="Constant">101</span>:address:array:character<span class="Special"> <- </span>new [b]
<span class="Constant">102</span>:address:array:character<span class="Special"> <- </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"> <- </span>run-interactive <span class="Constant">1</span>:address:array:character
<span class="Constant">10</span>:array:character<span class="Special"> <- </span>copy <span class="Constant">2</span>:address:array:character/lookup
]
<span class="Comment"># output contains "ab"</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 "run_interactive_returns_warnings")</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"> <- </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"> <- </span>run-interactive <span class="Constant">1</span>:address:array:character
<span class="Constant">10</span>:array:character<span class="Special"> <- </span>copy <span class="Constant">3</span>:address:array:character/lookup
]
<span class="Comment"># warning should be "unknown element foo in container number"</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 "End Globals")</span>
string Most_recent_products<span class="Delimiter">;</span>
<span class="Delimiter">:(before "End Setup")</span>
Most_recent_products = <span class="Constant">""</span><span class="Delimiter">;</span>
<span class="Delimiter">:(before "End of Instruction")</span>
if <span class="Delimiter">(</span>Track_most_recent_products<span class="Delimiter">)</span> <span class="Delimiter">{</span>
track_most_recent_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 track_most_recent_products<span class="Delimiter">(</span>const instruction& instruction<span class="Delimiter">,</span> const vector<vector<double> >& products<span class="Delimiter">)</span> <span class="Delimiter">{</span>
ostringstream out<span class="Delimiter">;</span>
for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i < 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 < SIZE<span class="Delimiter">(</span>instruction<span class="Delimiter">.</span>products<span class="Delimiter">))</span> <span class="Delimiter">{</span>
if <span class="Delimiter">(</span>is_mu_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>
if <span class="Delimiter">(</span>!scalar<span class="Delimiter">(</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span>
tb_shutdown<span class="Delimiter">();</span>
cerr << read_mu_string<span class="Delimiter">(</span>trace_contents<span class="Delimiter">(</span><span class="Constant">"warn"</span><span class="Delimiter">))</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
cerr << SIZE<span class="Delimiter">(</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">))</span> << <span class="Constant">": "</span><span class="Delimiter">;</span>
for <span class="Delimiter">(</span>long long int j = <span class="Constant">0</span><span class="Delimiter">;</span> j < 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>
cerr << 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> << <span class="Constant">' '</span><span class="Delimiter">;</span>
cerr << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
<span class="Delimiter">}</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 << read_mu_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> << <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 < 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>
out << 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> << <span class="Constant">' '</span><span class="Delimiter">;</span>
out << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>
Most_recent_products = out<span class="Delimiter">.</span>str<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 < 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 << 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 < SIZE<span class="Delimiter">(</span>in<span class="Delimiter">)</span> && 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 < SIZE<span class="Delimiter">(</span>in<span class="Delimiter">)</span> && 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>
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>
out << Memory[address]<span class="Delimiter">;</span>
<span class="Identifier">return</span> new_mu_string<span class="Delimiter">(</span>out<span class="Delimiter">.</span>str<span class="Delimiter">());</span>
<span class="Delimiter">}</span>
long long int trace_contents<span class="Delimiter">(</span>const string& layer<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>
<span class="CommentedCode">//? cerr << "trace stream exists\n"; //? 1</span>
if <span class="Delimiter">(</span>trace_count<span class="Delimiter">(</span>layer<span class="Delimiter">)</span> <= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span>
<span class="CommentedCode">//? cerr << layer << " has something\n"; //? 1</span>
ostringstream out<span class="Delimiter">;</span>
for <span class="Delimiter">(</span>vector<trace_line>::iterator p = Trace_stream<span class="Delimiter">-></span>past_lines<span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != Trace_stream<span class="Delimiter">-></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">-></span>label != layer<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
out << p<span class="Delimiter">-></span>contents<span class="Delimiter">;</span>
if <span class="Delimiter">(</span>*--p<span class="Delimiter">-></span>contents<span class="Delimiter">.</span>end<span class="Delimiter">()</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> out << <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="CommentedCode">//? cerr << layer << ":\n" << out.str() << "\n--\n"; //? 1</span>
<span class="Identifier">return</span> new_mu_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 "End Primitive Recipe Declarations")</span>
RELOAD<span class="Delimiter">,</span>
<span class="Delimiter">:(before "End Primitive Recipe Numbers")</span>
Recipe_ordinal[<span class="Constant">"reload"</span>] = RELOAD<span class="Delimiter">;</span>
<span class="Delimiter">:(before "End Primitive Recipe Implementations")</span>
case RELOAD: <span class="Delimiter">{</span>
if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": 'reload' requires exactly one ingredient, but got "</span> << current_instruction<span class="Delimiter">().</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span>
<span class="Identifier">break</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>
if <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 class="Delimiter">{</span>
raise << current_recipe_name<span class="Delimiter">()</span> << <span class="Constant">": first ingredient of 'reload' should be a literal string, but got "</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>original_string << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span>
<span class="Identifier">break</span><span class="Delimiter">;</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">""</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>
Trace_stream<span class="Delimiter">-></span>collect_layers<span class="Delimiter">.</span>insert<span class="Delimiter">(</span><span class="Constant">"warn"</span><span class="Delimiter">);</span>
<span class="Delimiter">}</span>
Hide_warnings = <span class="Constant">true</span><span class="Delimiter">;</span>
Disable_redefine_warnings = <span class="Constant">true</span><span class="Delimiter">;</span>
string code = read_mu_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>
vector<recipe_ordinal> recipes_reloaded = load<span class="Delimiter">(</span>code<span class="Delimiter">);</span>
for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>recipes_reloaded<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
Name<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>recipes_reloaded<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">));</span>
<span class="Delimiter">}</span>
transform_all<span class="Delimiter">();</span>
Trace_stream<span class="Delimiter">-></span>newline<span class="Delimiter">();</span> <span class="Comment">// flush trace</span>
Disable_redefine_warnings = <span class="Constant">false</span><span class="Delimiter">;</span>
Hide_warnings = <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>trace_contents<span class="Delimiter">(</span><span class="Constant">"warn"</span><span class="Delimiter">));</span>
<span class="Comment">// hack: assume collect_layers isn't set anywhere else</span>
if <span class="Delimiter">(</span>Trace_stream<span class="Delimiter">-></span>is_narrowly_collecting<span class="Delimiter">(</span><span class="Constant">"warn"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span>
delete Trace_stream<span class="Delimiter">;</span>
Trace_stream = <span class="Constant">NULL</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>
<span class="Identifier">break</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>
</pre>
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