diff options
Diffstat (limited to 'html/038new_text.cc.html')
| -rw-r--r-- | html/038new_text.cc.html | 484 |
1 files changed, 254 insertions, 230 deletions
diff --git a/html/038new_text.cc.html b/html/038new_text.cc.html index 56ee61d8..e80b9ffc 100644 --- a/html/038new_text.cc.html +++ b/html/038new_text.cc.html @@ -6,7 +6,7 @@ <meta name="Generator" content="Vim/7.4"> <meta name="plugin-version" content="vim7.4_v2"> <meta name="syntax" content="cpp"> -<meta name="settings" content="use_css,pre_wrap,no_foldcolumn,expand_tabs,prevent_copy="> +<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy="> <meta name="colorscheme" content="minimal"> <style type="text/css"> <!-- @@ -14,253 +14,277 @@ pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background- body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color: #080808; } * { font-size: 12pt; font-size: 1em; } .Constant { color: #00a0a0; } -.cSpecial { color: #008000; } +.Special { color: #c00000; } .CommentedCode { color: #6c6c6c; } .muRecipe { color: #ff8700; } .SalientComment { color: #00ffff; } .Comment { color: #9090ff; } .Delimiter { color: #800080; } -.Special { color: #c00000; } +.LineNr { color: #444444; } .traceContains { color: #008000; } .Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; } .Identifier { color: #c0a020; } +.cSpecial { color: #008000; } --> </style> <script type='text/javascript'> <!-- +/* function to open any folds containing a jumped-to line before jumping to it */ +function JumpToLine() +{ + var lineNum; + lineNum = window.location.hash; + lineNum = lineNum.substr(1); /* strip off '#' */ + + if (lineNum.indexOf('L') == -1) { + lineNum = 'L'+lineNum; + } + lineElem = document.getElementById(lineNum); + /* Always jump to new location even if the line was hidden inside a fold, or + * we corrected the raw number to a line ID. + */ + if (lineElem) { + lineElem.scrollIntoView(true); + } + return true; +} +if ('onhashchange' in window) { + window.onhashchange = JumpToLine; +} + --> </script> </head> -<body> +<body onload='JumpToLine();'> <pre id='vimCodeElement'> -<span class="Comment">//: Extend 'new' to handle a unicode string literal argument or 'text'.</span> - -<span class="Comment">//: A Mu text is an address to an array of characters.</span> -<span class="Delimiter">:(before "End Mu Types Initialization")</span> -put<span class="Delimiter">(</span>Type_abbreviations<span class="Delimiter">,</span> <span class="Constant">"text"</span><span class="Delimiter">,</span> new_type_tree<span class="Delimiter">(</span><span class="Constant">"address:array:character"</span><span class="Delimiter">));</span> - -<span class="Delimiter">:(scenario new_string)</span> -<span class="muRecipe">def</span> main [ - <span class="Constant">1</span>:text<span class="Special"> <- </span><span class="Normal">new</span> [abc def] - <span class="Constant">2</span>:<span class="Normal">char</span><span class="Special"> <- </span>index *<span class="Constant">1</span>:text<span class="Delimiter">,</span> <span class="Constant">5</span> -] -<span class="Comment"># number code for 'e'</span> -<span class="traceContains">+mem: storing 101 in location 2</span> - -<span class="Delimiter">:(scenario new_string_handles_unicode)</span> -<span class="muRecipe">def</span> main [ - <span class="Constant">1</span>:text<span class="Special"> <- </span><span class="Normal">new</span> [a«c] - <span class="Constant">2</span>:num<span class="Special"> <- </span>length *<span class="Constant">1</span>:text - <span class="Constant">3</span>:<span class="Normal">char</span><span class="Special"> <- </span>index *<span class="Constant">1</span>:text<span class="Delimiter">,</span> <span class="Constant">1</span> -] -<span class="traceContains">+mem: storing 3 in location 2</span> -<span class="Comment"># unicode for '«'</span> -<span class="traceContains">+mem: storing 171 in location 3</span> - -<span class="Delimiter">:(before "End NEW Check Special-cases")</span> -<span class="Normal">if</span> <span class="Delimiter">(</span>is_literal_text<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> -<span class="Delimiter">:(before "Convert 'new' To 'allocate'")</span> -<span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name == <span class="Constant">"new"</span> && is_literal_text<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> -<span class="Delimiter">:(after "case NEW" following "Primitive Recipe Implementations")</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal_text<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> <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_text<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> - trace<span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">"mem"</span><span class="Delimiter">)</span> << <span class="Constant">"new string alloc: "</span> << products<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> << end<span class="Delimiter">();</span> - <span class="Identifier">break</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - -<span class="Delimiter">:(code)</span> -<span class="Normal">int</span> new_mu_text<span class="Delimiter">(</span><span class="Normal">const</span> string& contents<span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Comment">// allocate an array just large enough for it</span> - <span class="Normal">int</span> string_length = unicode_length<span class="Delimiter">(</span>contents<span class="Delimiter">);</span> -<span class="CommentedCode">//? Total_alloc += string_length+1;</span> -<span class="CommentedCode">//? ++Num_alloc;</span> - <span class="Normal">int</span> result = allocate<span class="Delimiter">(</span>string_length+<span class="Comment">/*</span><span class="Comment">array length</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">);</span> - trace<span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">"mem"</span><span class="Delimiter">)</span> << <span class="Constant">"storing string refcount 0 in location "</span> << result << end<span class="Delimiter">();</span> - put<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> result<span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">);</span> - <span class="Normal">int</span> curr_address = result+<span class="Comment">/*</span><span class="Comment">skip refcount</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> - trace<span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">"mem"</span><span class="Delimiter">)</span> << <span class="Constant">"storing string length "</span> << string_length << <span class="Constant">" in location "</span> << curr_address << end<span class="Delimiter">();</span> - put<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address<span class="Delimiter">,</span> string_length<span class="Delimiter">);</span> - ++curr_address<span class="Delimiter">;</span> <span class="Comment">// skip length</span> - <span class="Normal">int</span> curr = <span class="Constant">0</span><span class="Delimiter">;</span> - <span class="Normal">const</span> <span class="Normal">char</span>* raw_contents = contents<span class="Delimiter">.</span>c_str<span class="Delimiter">();</span> - <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < string_length<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Normal">uint32_t</span> curr_character<span class="Delimiter">;</span> - assert<span class="Delimiter">(</span>curr < SIZE<span class="Delimiter">(</span>contents<span class="Delimiter">));</span> - tb_utf8_char_to_unicode<span class="Delimiter">(</span>&curr_character<span class="Delimiter">,</span> &raw_contents[curr]<span class="Delimiter">);</span> - trace<span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">"mem"</span><span class="Delimiter">)</span> << <span class="Constant">"storing string character "</span> << curr_character << <span class="Constant">" in location "</span> << curr_address << end<span class="Delimiter">();</span> - put<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address<span class="Delimiter">,</span> curr_character<span class="Delimiter">);</span> - curr += tb_utf8_char_length<span class="Delimiter">(</span>raw_contents[curr]<span class="Delimiter">);</span> - ++curr_address<span class="Delimiter">;</span> - <span class="Delimiter">}</span> - <span class="Comment">// Mu strings are not null-terminated in memory.</span> - <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span class="Delimiter">}</span> - -<span class="Comment">//: a new kind of typo</span> - -<span class="Delimiter">:(scenario string_literal_without_instruction)</span> -<span class="Special">% Hide_errors = true;</span> -<span class="muRecipe">def</span> main [ - [abc] -] -<span class="traceContains">+error: main: instruction '[abc]' has no recipe</span> - -<span class="Comment">//: stash recognizes strings</span> - -<span class="Delimiter">:(scenario stash_string)</span> -<span class="muRecipe">def</span> main [ - <span class="Constant">1</span>:text<span class="Special"> <- </span><span class="Normal">new</span> [abc] - stash [foo:]<span class="Delimiter">,</span> <span class="Constant">1</span>:text -] -<span class="traceContains">+app: foo: abc</span> - -<span class="Delimiter">:(before "End inspect Special-cases(r, data)")</span> -<span class="Normal">if</span> <span class="Delimiter">(</span>is_mu_text<span class="Delimiter">(</span>r<span class="Delimiter">))</span> <span class="Delimiter">{</span> - assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>data<span class="Delimiter">));</span> - <span class="Identifier">return</span> read_mu_text<span class="Delimiter">(</span>data<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span> -<span class="Delimiter">}</span> - -<span class="Delimiter">:(before "End $print Special-cases")</span> -<span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>is_mu_text<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span> - cout << read_mu_text<span class="Delimiter">(</span>ingredients<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="Delimiter">}</span> - -<span class="Delimiter">:(scenario unicode_string)</span> -<span class="muRecipe">def</span> main [ - <span class="Constant">1</span>:text<span class="Special"> <- </span><span class="Normal">new</span> [♠] - stash [foo:]<span class="Delimiter">,</span> <span class="Constant">1</span>:text -] -<span class="traceContains">+app: foo: ♠</span> - -<span class="Delimiter">:(scenario stash_space_after_string)</span> -<span class="muRecipe">def</span> main [ - <span class="Constant">1</span>:text<span class="Special"> <- </span><span class="Normal">new</span> [abc] - stash <span class="Constant">1</span>:text<span class="Delimiter">,</span> [foo] -] -<span class="traceContains">+app: abc foo</span> - -<span class="Delimiter">:(scenario stash_string_as_array)</span> -<span class="muRecipe">def</span> main [ - <span class="Constant">1</span>:text<span class="Special"> <- </span><span class="Normal">new</span> [abc] - stash *<span class="Constant">1</span>:text -] -<span class="traceContains">+app: 3 97 98 99</span> - -<span class="Comment">//: fixes way more than just stash</span> -<span class="Delimiter">:(before "End Preprocess is_mu_text(reagent x)")</span> -<span class="Normal">if</span> <span class="Delimiter">(</span>!canonize_type<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> - -<span class="Comment">//: Allocate more to routine when initializing a literal string</span> -<span class="Delimiter">:(scenario new_string_overflow)</span> -<span class="Special">% Initial_memory_per_routine = 3;</span> -<span class="muRecipe">def</span> main [ - <span class="Constant">1</span>:address:num/<span class="Special">raw <- </span><span class="Normal">new</span> <span class="Constant">number:type</span> - <span class="Constant">2</span>:text/<span class="Special">raw <- </span><span class="Normal">new</span> [a] <span class="Comment"># not enough room in initial page, if you take the refcount and array length into account</span> -] -<span class="traceContains">+new: routine allocated memory from 1000 to 1003</span> -<span class="traceContains">+new: routine allocated memory from 1003 to 1006</span> - -<span class="Comment">//: helpers</span> -<span class="Delimiter">:(code)</span> -<span class="Normal">int</span> unicode_length<span class="Delimiter">(</span><span class="Normal">const</span> string& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Normal">const</span> <span class="Normal">char</span>* in = s<span class="Delimiter">.</span>c_str<span class="Delimiter">();</span> - <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span> - <span class="Normal">int</span> curr = <span class="Constant">0</span><span class="Delimiter">;</span> - <span class="Normal">while</span> <span class="Delimiter">(</span>curr < SIZE<span class="Delimiter">(</span>s<span class="Delimiter">))</span> <span class="Delimiter">{</span> <span class="Comment">// carefully bounds-check on the string</span> - <span class="Comment">// before accessing its raw pointer</span> - ++result<span class="Delimiter">;</span> - curr += tb_utf8_char_length<span class="Delimiter">(</span>in[curr]<span class="Delimiter">);</span> - <span class="Delimiter">}</span> - <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span class="Delimiter">}</span> - -string read_mu_text<span class="Delimiter">(</span><span class="Normal">int</span> address<span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>address == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> - ++address<span class="Delimiter">;</span> <span class="Comment">// skip refcount</span> - <span class="Normal">int</span> size = get_or_insert<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> address<span class="Delimiter">);</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>size == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> - ostringstream tmp<span class="Delimiter">;</span> - <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> curr = address+<span class="Constant">1</span><span class="Delimiter">;</span> curr <= address+size<span class="Delimiter">;</span> ++curr<span class="Delimiter">)</span> <span class="Delimiter">{</span> - tmp << to_unicode<span class="Delimiter">(</span><span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>get_or_insert<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr<span class="Delimiter">)));</span> - <span class="Delimiter">}</span> - <span class="Identifier">return</span> tmp<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span class="Delimiter">}</span> - -<span class="SalientComment">//:: some miscellaneous helpers now that we have text</span> - -<span class="Comment">//: assert: perform sanity checks at runtime</span> - -<span class="Delimiter">:(scenario assert)</span> -<span class="Special">% Hide_errors = true; // '%' lines insert arbitrary C code into tests before calling 'run' with the lines below. Must be immediately after :(scenario) line.</span> -<span class="muRecipe">def</span> main [ - assert <span class="Constant">0</span><span class="Delimiter">,</span> [<span class="Normal">this</span> is an assert in Mu] -] -<span class="traceContains">+error: this is an assert in Mu</span> - -<span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> -ASSERT<span class="Delimiter">,</span> -<span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> -put<span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"assert"</span><span class="Delimiter">,</span> ASSERT<span class="Delimiter">);</span> -<span class="Delimiter">:(before "End Primitive Recipe Checks")</span> -<span class="Normal">case</span> ASSERT: <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> - raise << maybe<span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'assert' takes exactly two ingredients rather than '"</span> << inst<span class="Delimiter">.</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> - <span class="Identifier">break</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>!is_mu_scalar<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> - raise << maybe<span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'assert' requires a boolean for its first ingredient, but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> - <span class="Identifier">break</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal_text<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">))</span> && !is_mu_text<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> - raise << maybe<span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'assert' requires a text as its second ingredient, but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> - <span class="Identifier">break</span><span class="Delimiter">;</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 Implementations")</span> -<span class="Normal">case</span> ASSERT: <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>!ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal_text<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> - raise << current_instruction<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="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> - <span class="Normal">else</span> - raise << read_mu_text<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> - <span class="Delimiter">}</span> - <span class="Identifier">break</span><span class="Delimiter">;</span> -<span class="Delimiter">}</span> - - -<span class="Comment">//: 'cheating' by using the host system</span> - -<span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> -_READ<span class="Delimiter">,</span> -<span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> -put<span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"$read"</span><span class="Delimiter">,</span> _READ<span class="Delimiter">);</span> -<span class="Delimiter">:(before "End Primitive Recipe Checks")</span> -<span class="Normal">case</span> _READ: <span class="Delimiter">{</span> - <span class="Identifier">break</span><span class="Delimiter">;</span> -<span class="Delimiter">}</span> -<span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> -<span class="Normal">case</span> _READ: <span class="Delimiter">{</span> - skip_whitespace<span class="Delimiter">(</span>cin<span class="Delimiter">);</span> - string result<span class="Delimiter">;</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>has_data<span class="Delimiter">(</span>cin<span class="Delimiter">))</span> - cin >> result<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_text<span class="Delimiter">(</span>result<span class="Delimiter">));</span> - <span class="Identifier">break</span><span class="Delimiter">;</span> -<span class="Delimiter">}</span> - -<span class="Delimiter">:(code)</span> -<span class="Normal">void</span> skip_whitespace<span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Normal">while</span> <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()))</span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> - <span class="Normal">else</span> <span class="Identifier">break</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> -<span class="Delimiter">}</span> +<a name="L1"></a><span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Extend 'new' to handle a unicode string literal argument or 'text'.</span> +<a name="L2"></a><span id="L2" class="LineNr"> 2 </span> +<a name="L3"></a><span id="L3" class="LineNr"> 3 </span><span class="Comment">//: A Mu text is an address to an array of characters.</span> +<a name="L4"></a><span id="L4" class="LineNr"> 4 </span><span class="Delimiter">:(before "End Mu Types Initialization")</span> +<a name="L5"></a><span id="L5" class="LineNr"> 5 </span>put<span class="Delimiter">(</span>Type_abbreviations<span class="Delimiter">,</span> <span class="Constant">"text"</span><span class="Delimiter">,</span> new_type_tree<span class="Delimiter">(</span><span class="Constant">"address:array:character"</span><span class="Delimiter">));</span> +<a name="L6"></a><span id="L6" class="LineNr"> 6 </span> +<a name="L7"></a><span id="L7" class="LineNr"> 7 </span><span class="Delimiter">:(scenario new_string)</span> +<a name="L8"></a><span id="L8" class="LineNr"> 8 </span><span class="muRecipe">def</span> main [ +<a name="L9"></a><span id="L9" class="LineNr"> 9 </span> <span class="Constant">1</span>:text<span class="Special"> <- </span><span class="Normal">new</span> [abc def] +<a name="L10"></a><span id="L10" class="LineNr"> 10 </span> <span class="Constant">2</span>:<span class="Normal">char</span><span class="Special"> <- </span>index *<span class="Constant">1</span>:text<span class="Delimiter">,</span> <span class="Constant">5</span> +<a name="L11"></a><span id="L11" class="LineNr"> 11 </span>] +<a name="L12"></a><span id="L12" class="LineNr"> 12 </span><span class="Comment"># number code for 'e'</span> +<a name="L13"></a><span id="L13" class="LineNr"> 13 </span><span class="traceContains">+mem: storing 101 in location 2</span> +<a name="L14"></a><span id="L14" class="LineNr"> 14 </span> +<a name="L15"></a><span id="L15" class="LineNr"> 15 </span><span class="Delimiter">:(scenario new_string_handles_unicode)</span> +<a name="L16"></a><span id="L16" class="LineNr"> 16 </span><span class="muRecipe">def</span> main [ +<a name="L17"></a><span id="L17" class="LineNr"> 17 </span> <span class="Constant">1</span>:text<span class="Special"> <- </span><span class="Normal">new</span> [a«c] +<a name="L18"></a><span id="L18" class="LineNr"> 18 </span> <span class="Constant">2</span>:num<span class="Special"> <- </span>length *<span class="Constant">1</span>:text +<a name="L19"></a><span id="L19" class="LineNr"> 19 </span> <span class="Constant">3</span>:<span class="Normal">char</span><span class="Special"> <- </span>index *<span class="Constant">1</span>:text<span class="Delimiter">,</span> <span class="Constant">1</span> +<a name="L20"></a><span id="L20" class="LineNr"> 20 </span>] +<a name="L21"></a><span id="L21" class="LineNr"> 21 </span><span class="traceContains">+mem: storing 3 in location 2</span> +<a name="L22"></a><span id="L22" class="LineNr"> 22 </span><span class="Comment"># unicode for '«'</span> +<a name="L23"></a><span id="L23" class="LineNr"> 23 </span><span class="traceContains">+mem: storing 171 in location 3</span> +<a name="L24"></a><span id="L24" class="LineNr"> 24 </span> +<a name="L25"></a><span id="L25" class="LineNr"> 25 </span><span class="Delimiter">:(before "End NEW Check Special-cases")</span> +<a name="L26"></a><span id="L26" class="LineNr"> 26 </span><span class="Normal">if</span> <span class="Delimiter">(</span>is_literal_text<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<a name="L27"></a><span id="L27" class="LineNr"> 27 </span><span class="Delimiter">:(before "Convert 'new' To 'allocate'")</span> +<a name="L28"></a><span id="L28" class="LineNr"> 28 </span><span class="Normal">if</span> <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>name == <span class="Constant">"new"</span> && is_literal_text<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<a name="L29"></a><span id="L29" class="LineNr"> 29 </span><span class="Delimiter">:(after "case NEW" following "Primitive Recipe Implementations")</span> +<a name="L30"></a><span id="L30" class="LineNr"> 30 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal_text<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> <span class="Delimiter">{</span> +<a name="L31"></a><span id="L31" class="LineNr"> 31 </span> products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> +<a name="L32"></a><span id="L32" class="LineNr"> 32 </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_text<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> +<a name="L33"></a><span id="L33" class="LineNr"> 33 </span> trace<span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">"mem"</span><span class="Delimiter">)</span> << <span class="Constant">"new string alloc: "</span> << products<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> << end<span class="Delimiter">();</span> +<a name="L34"></a><span id="L34" class="LineNr"> 34 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<a name="L35"></a><span id="L35" class="LineNr"> 35 </span> <span class="Delimiter">}</span> +<a name="L36"></a><span id="L36" class="LineNr"> 36 </span> +<a name="L37"></a><span id="L37" class="LineNr"> 37 </span><span class="Delimiter">:(code)</span> +<a name="L38"></a><span id="L38" class="LineNr"> 38 </span><span class="Normal">int</span> new_mu_text<span class="Delimiter">(</span><span class="Normal">const</span> string& contents<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L39"></a><span id="L39" class="LineNr"> 39 </span> <span class="Comment">// allocate an array just large enough for it</span> +<a name="L40"></a><span id="L40" class="LineNr"> 40 </span> <span class="Normal">int</span> string_length = unicode_length<span class="Delimiter">(</span>contents<span class="Delimiter">);</span> +<a name="L41"></a><span id="L41" class="LineNr"> 41 </span><span class="CommentedCode">//? Total_alloc += string_length+1;</span> +<a name="L42"></a><span id="L42" class="LineNr"> 42 </span><span class="CommentedCode">//? ++Num_alloc;</span> +<a name="L43"></a><span id="L43" class="LineNr"> 43 </span> <span class="Normal">int</span> result = allocate<span class="Delimiter">(</span>string_length+<span class="Comment">/*</span><span class="Comment">array length</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">);</span> +<a name="L44"></a><span id="L44" class="LineNr"> 44 </span> trace<span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">"mem"</span><span class="Delimiter">)</span> << <span class="Constant">"storing string refcount 0 in location "</span> << result << end<span class="Delimiter">();</span> +<a name="L45"></a><span id="L45" class="LineNr"> 45 </span> put<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> result<span class="Delimiter">,</span> <span class="Constant">0</span><span class="Delimiter">);</span> +<a name="L46"></a><span id="L46" class="LineNr"> 46 </span> <span class="Normal">int</span> curr_address = result+<span class="Comment">/*</span><span class="Comment">skip refcount</span><span class="Comment">*/</span><span class="Constant">1</span><span class="Delimiter">;</span> +<a name="L47"></a><span id="L47" class="LineNr"> 47 </span> trace<span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">"mem"</span><span class="Delimiter">)</span> << <span class="Constant">"storing string length "</span> << string_length << <span class="Constant">" in location "</span> << curr_address << end<span class="Delimiter">();</span> +<a name="L48"></a><span id="L48" class="LineNr"> 48 </span> put<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address<span class="Delimiter">,</span> string_length<span class="Delimiter">);</span> +<a name="L49"></a><span id="L49" class="LineNr"> 49 </span> ++curr_address<span class="Delimiter">;</span> <span class="Comment">// skip length</span> +<a name="L50"></a><span id="L50" class="LineNr"> 50 </span> <span class="Normal">int</span> curr = <span class="Constant">0</span><span class="Delimiter">;</span> +<a name="L51"></a><span id="L51" class="LineNr"> 51 </span> <span class="Normal">const</span> <span class="Normal">char</span>* raw_contents = contents<span class="Delimiter">.</span>c_str<span class="Delimiter">();</span> +<a name="L52"></a><span id="L52" class="LineNr"> 52 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < string_length<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L53"></a><span id="L53" class="LineNr"> 53 </span> <span class="Normal">uint32_t</span> curr_character<span class="Delimiter">;</span> +<a name="L54"></a><span id="L54" class="LineNr"> 54 </span> assert<span class="Delimiter">(</span>curr < SIZE<span class="Delimiter">(</span>contents<span class="Delimiter">));</span> +<a name="L55"></a><span id="L55" class="LineNr"> 55 </span> tb_utf8_char_to_unicode<span class="Delimiter">(</span>&curr_character<span class="Delimiter">,</span> &raw_contents[curr]<span class="Delimiter">);</span> +<a name="L56"></a><span id="L56" class="LineNr"> 56 </span> trace<span class="Delimiter">(</span><span class="Constant">9999</span><span class="Delimiter">,</span> <span class="Constant">"mem"</span><span class="Delimiter">)</span> << <span class="Constant">"storing string character "</span> << curr_character << <span class="Constant">" in location "</span> << curr_address << end<span class="Delimiter">();</span> +<a name="L57"></a><span id="L57" class="LineNr"> 57 </span> put<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr_address<span class="Delimiter">,</span> curr_character<span class="Delimiter">);</span> +<a name="L58"></a><span id="L58" class="LineNr"> 58 </span> curr += tb_utf8_char_length<span class="Delimiter">(</span>raw_contents[curr]<span class="Delimiter">);</span> +<a name="L59"></a><span id="L59" class="LineNr"> 59 </span> ++curr_address<span class="Delimiter">;</span> +<a name="L60"></a><span id="L60" class="LineNr"> 60 </span> <span class="Delimiter">}</span> +<a name="L61"></a><span id="L61" class="LineNr"> 61 </span> <span class="Comment">// Mu strings are not null-terminated in memory.</span> +<a name="L62"></a><span id="L62" class="LineNr"> 62 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> +<a name="L63"></a><span id="L63" class="LineNr"> 63 </span><span class="Delimiter">}</span> +<a name="L64"></a><span id="L64" class="LineNr"> 64 </span> +<a name="L65"></a><span id="L65" class="LineNr"> 65 </span><span class="Comment">//: a new kind of typo</span> +<a name="L66"></a><span id="L66" class="LineNr"> 66 </span> +<a name="L67"></a><span id="L67" class="LineNr"> 67 </span><span class="Delimiter">:(scenario string_literal_without_instruction)</span> +<a name="L68"></a><span id="L68" class="LineNr"> 68 </span><span class="Special">% Hide_errors = true;</span> +<a name="L69"></a><span id="L69" class="LineNr"> 69 </span><span class="muRecipe">def</span> main [ +<a name="L70"></a><span id="L70" class="LineNr"> 70 </span> [abc] +<a name="L71"></a><span id="L71" class="LineNr"> 71 </span>] +<a name="L72"></a><span id="L72" class="LineNr"> 72 </span><span class="traceContains">+error: main: instruction '[abc]' has no recipe</span> +<a name="L73"></a><span id="L73" class="LineNr"> 73 </span> +<a name="L74"></a><span id="L74" class="LineNr"> 74 </span><span class="Comment">//: stash recognizes strings</span> +<a name="L75"></a><span id="L75" class="LineNr"> 75 </span> +<a name="L76"></a><span id="L76" class="LineNr"> 76 </span><span class="Delimiter">:(scenario stash_string)</span> +<a name="L77"></a><span id="L77" class="LineNr"> 77 </span><span class="muRecipe">def</span> main [ +<a name="L78"></a><span id="L78" class="LineNr"> 78 </span> <span class="Constant">1</span>:text<span class="Special"> <- </span><span class="Normal">new</span> [abc] +<a name="L79"></a><span id="L79" class="LineNr"> 79 </span> stash [foo:]<span class="Delimiter">,</span> <span class="Constant">1</span>:text +<a name="L80"></a><span id="L80" class="LineNr"> 80 </span>] +<a name="L81"></a><span id="L81" class="LineNr"> 81 </span><span class="traceContains">+app: foo: abc</span> +<a name="L82"></a><span id="L82" class="LineNr"> 82 </span> +<a name="L83"></a><span id="L83" class="LineNr"> 83 </span><span class="Delimiter">:(before "End inspect Special-cases(r, data)")</span> +<a name="L84"></a><span id="L84" class="LineNr"> 84 </span><span class="Normal">if</span> <span class="Delimiter">(</span>is_mu_text<span class="Delimiter">(</span>r<span class="Delimiter">))</span> <span class="Delimiter">{</span> +<a name="L85"></a><span id="L85" class="LineNr"> 85 </span> assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>data<span class="Delimiter">));</span> +<a name="L86"></a><span id="L86" class="LineNr"> 86 </span> <span class="Identifier">return</span> read_mu_text<span class="Delimiter">(</span>data<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span> +<a name="L87"></a><span id="L87" class="LineNr"> 87 </span><span class="Delimiter">}</span> +<a name="L88"></a><span id="L88" class="LineNr"> 88 </span> +<a name="L89"></a><span id="L89" class="LineNr"> 89 </span><span class="Delimiter">:(before "End $print Special-cases")</span> +<a name="L90"></a><span id="L90" class="LineNr"> 90 </span><span class="Normal">else</span> <span class="Normal">if</span> <span class="Delimiter">(</span>is_mu_text<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)))</span> <span class="Delimiter">{</span> +<a name="L91"></a><span id="L91" class="LineNr"> 91 </span> cout << read_mu_text<span class="Delimiter">(</span>ingredients<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> +<a name="L92"></a><span id="L92" class="LineNr"> 92 </span><span class="Delimiter">}</span> +<a name="L93"></a><span id="L93" class="LineNr"> 93 </span> +<a name="L94"></a><span id="L94" class="LineNr"> 94 </span><span class="Delimiter">:(scenario unicode_string)</span> +<a name="L95"></a><span id="L95" class="LineNr"> 95 </span><span class="muRecipe">def</span> main [ +<a name="L96"></a><span id="L96" class="LineNr"> 96 </span> <span class="Constant">1</span>:text<span class="Special"> <- </span><span class="Normal">new</span> [♠] +<a name="L97"></a><span id="L97" class="LineNr"> 97 </span> stash [foo:]<span class="Delimiter">,</span> <span class="Constant">1</span>:text +<a name="L98"></a><span id="L98" class="LineNr"> 98 </span>] +<a name="L99"></a><span id="L99" class="LineNr"> 99 </span><span class="traceContains">+app: foo: ♠</span> +<a name="L100"></a><span id="L100" class="LineNr">100 </span> +<a name="L101"></a><span id="L101" class="LineNr">101 </span><span class="Delimiter">:(scenario stash_space_after_string)</span> +<a name="L102"></a><span id="L102" class="LineNr">102 </span><span class="muRecipe">def</span> main [ +<a name="L103"></a><span id="L103" class="LineNr">103 </span> <span class="Constant">1</span>:text<span class="Special"> <- </span><span class="Normal">new</span> [abc] +<a name="L104"></a><span id="L104" class="LineNr">104 </span> stash <span class="Constant">1</span>:text<span class="Delimiter">,</span> [foo] +<a name="L105"></a><span id="L105" class="LineNr">105 </span>] +<a name="L106"></a><span id="L106" class="LineNr">106 </span><span class="traceContains">+app: abc foo</span> +<a name="L107"></a><span id="L107" class="LineNr">107 </span> +<a name="L108"></a><span id="L108" class="LineNr">108 </span><span class="Delimiter">:(scenario stash_string_as_array)</span> +<a name="L109"></a><span id="L109" class="LineNr">109 </span><span class="muRecipe">def</span> main [ +<a name="L110"></a><span id="L110" class="LineNr">110 </span> <span class="Constant">1</span>:text<span class="Special"> <- </span><span class="Normal">new</span> [abc] +<a name="L111"></a><span id="L111" class="LineNr">111 </span> stash *<span class="Constant">1</span>:text +<a name="L112"></a><span id="L112" class="LineNr">112 </span>] +<a name="L113"></a><span id="L113" class="LineNr">113 </span><span class="traceContains">+app: 3 97 98 99</span> +<a name="L114"></a><span id="L114" class="LineNr">114 </span> +<a name="L115"></a><span id="L115" class="LineNr">115 </span><span class="Comment">//: fixes way more than just stash</span> +<a name="L116"></a><span id="L116" class="LineNr">116 </span><span class="Delimiter">:(before "End Preprocess is_mu_text(reagent x)")</span> +<a name="L117"></a><span id="L117" class="LineNr">117 </span><span class="Normal">if</span> <span class="Delimiter">(</span>!canonize_type<span class="Delimiter">(</span>x<span class="Delimiter">))</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> +<a name="L118"></a><span id="L118" class="LineNr">118 </span> +<a name="L119"></a><span id="L119" class="LineNr">119 </span><span class="Comment">//: Allocate more to routine when initializing a literal string</span> +<a name="L120"></a><span id="L120" class="LineNr">120 </span><span class="Delimiter">:(scenario new_string_overflow)</span> +<a name="L121"></a><span id="L121" class="LineNr">121 </span><span class="Special">% Initial_memory_per_routine = 3;</span> +<a name="L122"></a><span id="L122" class="LineNr">122 </span><span class="muRecipe">def</span> main [ +<a name="L123"></a><span id="L123" class="LineNr">123 </span> <span class="Constant">1</span>:address:num/<span class="Special">raw <- </span><span class="Normal">new</span> <span class="Constant">number:type</span> +<a name="L124"></a><span id="L124" class="LineNr">124 </span> <span class="Constant">2</span>:text/<span class="Special">raw <- </span><span class="Normal">new</span> [a] <span class="Comment"># not enough room in initial page, if you take the refcount and array length into account</span> +<a name="L125"></a><span id="L125" class="LineNr">125 </span>] +<a name="L126"></a><span id="L126" class="LineNr">126 </span><span class="traceContains">+new: routine allocated memory from 1000 to 1003</span> +<a name="L127"></a><span id="L127" class="LineNr">127 </span><span class="traceContains">+new: routine allocated memory from 1003 to 1006</span> +<a name="L128"></a><span id="L128" class="LineNr">128 </span> +<a name="L129"></a><span id="L129" class="LineNr">129 </span><span class="Comment">//: helpers</span> +<a name="L130"></a><span id="L130" class="LineNr">130 </span><span class="Delimiter">:(code)</span> +<a name="L131"></a><span id="L131" class="LineNr">131 </span><span class="Normal">int</span> unicode_length<span class="Delimiter">(</span><span class="Normal">const</span> string& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L132"></a><span id="L132" class="LineNr">132 </span> <span class="Normal">const</span> <span class="Normal">char</span>* in = s<span class="Delimiter">.</span>c_str<span class="Delimiter">();</span> +<a name="L133"></a><span id="L133" class="LineNr">133 </span> <span class="Normal">int</span> result = <span class="Constant">0</span><span class="Delimiter">;</span> +<a name="L134"></a><span id="L134" class="LineNr">134 </span> <span class="Normal">int</span> curr = <span class="Constant">0</span><span class="Delimiter">;</span> +<a name="L135"></a><span id="L135" class="LineNr">135 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>curr < SIZE<span class="Delimiter">(</span>s<span class="Delimiter">))</span> <span class="Delimiter">{</span> <span class="Comment">// carefully bounds-check on the string</span> +<a name="L136"></a><span id="L136" class="LineNr">136 </span> <span class="Comment">// before accessing its raw pointer</span> +<a name="L137"></a><span id="L137" class="LineNr">137 </span> ++result<span class="Delimiter">;</span> +<a name="L138"></a><span id="L138" class="LineNr">138 </span> curr += tb_utf8_char_length<span class="Delimiter">(</span>in[curr]<span class="Delimiter">);</span> +<a name="L139"></a><span id="L139" class="LineNr">139 </span> <span class="Delimiter">}</span> +<a name="L140"></a><span id="L140" class="LineNr">140 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> +<a name="L141"></a><span id="L141" class="LineNr">141 </span><span class="Delimiter">}</span> +<a name="L142"></a><span id="L142" class="LineNr">142 </span> +<a name="L143"></a><span id="L143" class="LineNr">143 </span>string read_mu_text<span class="Delimiter">(</span><span class="Normal">int</span> address<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L144"></a><span id="L144" class="LineNr">144 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>address == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> +<a name="L145"></a><span id="L145" class="LineNr">145 </span> ++address<span class="Delimiter">;</span> <span class="Comment">// skip refcount</span> +<a name="L146"></a><span id="L146" class="LineNr">146 </span> <span class="Normal">int</span> size = get_or_insert<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> address<span class="Delimiter">);</span> +<a name="L147"></a><span id="L147" class="LineNr">147 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>size == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">""</span><span class="Delimiter">;</span> +<a name="L148"></a><span id="L148" class="LineNr">148 </span> ostringstream tmp<span class="Delimiter">;</span> +<a name="L149"></a><span id="L149" class="LineNr">149 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> curr = address+<span class="Constant">1</span><span class="Delimiter">;</span> curr <= address+size<span class="Delimiter">;</span> ++curr<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L150"></a><span id="L150" class="LineNr">150 </span> tmp << to_unicode<span class="Delimiter">(</span><span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>get_or_insert<span class="Delimiter">(</span>Memory<span class="Delimiter">,</span> curr<span class="Delimiter">)));</span> +<a name="L151"></a><span id="L151" class="LineNr">151 </span> <span class="Delimiter">}</span> +<a name="L152"></a><span id="L152" class="LineNr">152 </span> <span class="Identifier">return</span> tmp<span class="Delimiter">.</span>str<span class="Delimiter">();</span> +<a name="L153"></a><span id="L153" class="LineNr">153 </span><span class="Delimiter">}</span> +<a name="L154"></a><span id="L154" class="LineNr">154 </span> +<a name="L155"></a><span id="L155" class="LineNr">155 </span><span class="SalientComment">//:: some miscellaneous helpers now that we have text</span> +<a name="L156"></a><span id="L156" class="LineNr">156 </span> +<a name="L157"></a><span id="L157" class="LineNr">157 </span><span class="Comment">//: assert: perform sanity checks at runtime</span> +<a name="L158"></a><span id="L158" class="LineNr">158 </span> +<a name="L159"></a><span id="L159" class="LineNr">159 </span><span class="Delimiter">:(scenario assert)</span> +<a name="L160"></a><span id="L160" class="LineNr">160 </span><span class="Special">% Hide_errors = true; // '%' lines insert arbitrary C code into tests before calling 'run' with the lines below. Must be immediately after :(scenario) line.</span> +<a name="L161"></a><span id="L161" class="LineNr">161 </span><span class="muRecipe">def</span> main [ +<a name="L162"></a><span id="L162" class="LineNr">162 </span> assert <span class="Constant">0</span><span class="Delimiter">,</span> [<span class="Normal">this</span> is an assert in Mu] +<a name="L163"></a><span id="L163" class="LineNr">163 </span>] +<a name="L164"></a><span id="L164" class="LineNr">164 </span><span class="traceContains">+error: this is an assert in Mu</span> +<a name="L165"></a><span id="L165" class="LineNr">165 </span> +<a name="L166"></a><span id="L166" class="LineNr">166 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> +<a name="L167"></a><span id="L167" class="LineNr">167 </span>ASSERT<span class="Delimiter">,</span> +<a name="L168"></a><span id="L168" class="LineNr">168 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> +<a name="L169"></a><span id="L169" class="LineNr">169 </span>put<span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"assert"</span><span class="Delimiter">,</span> ASSERT<span class="Delimiter">);</span> +<a name="L170"></a><span id="L170" class="LineNr">170 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> +<a name="L171"></a><span id="L171" class="LineNr">171 </span><span class="Normal">case</span> ASSERT: <span class="Delimiter">{</span> +<a name="L172"></a><span id="L172" class="LineNr">172 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">)</span> != <span class="Constant">2</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L173"></a><span id="L173" class="LineNr">173 </span> raise << maybe<span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'assert' takes exactly two ingredients rather than '"</span> << inst<span class="Delimiter">.</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> +<a name="L174"></a><span id="L174" class="LineNr">174 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<a name="L175"></a><span id="L175" class="LineNr">175 </span> <span class="Delimiter">}</span> +<a name="L176"></a><span id="L176" class="LineNr">176 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_mu_scalar<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> +<a name="L177"></a><span id="L177" class="LineNr">177 </span> raise << maybe<span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'assert' requires a boolean for its first ingredient, but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> +<a name="L178"></a><span id="L178" class="LineNr">178 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<a name="L179"></a><span id="L179" class="LineNr">179 </span> <span class="Delimiter">}</span> +<a name="L180"></a><span id="L180" class="LineNr">180 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!is_literal_text<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">))</span> && !is_mu_text<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> <span class="Delimiter">{</span> +<a name="L181"></a><span id="L181" class="LineNr">181 </span> raise << maybe<span class="Delimiter">(</span>get<span class="Delimiter">(</span>Recipe<span class="Delimiter">,</span> r<span class="Delimiter">).</span>name<span class="Delimiter">)</span> << <span class="Constant">"'assert' requires a text as its second ingredient, but got '"</span> << inst<span class="Delimiter">.</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>original_string << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> +<a name="L182"></a><span id="L182" class="LineNr">182 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<a name="L183"></a><span id="L183" class="LineNr">183 </span> <span class="Delimiter">}</span> +<a name="L184"></a><span id="L184" class="LineNr">184 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<a name="L185"></a><span id="L185" class="LineNr">185 </span><span class="Delimiter">}</span> +<a name="L186"></a><span id="L186" class="LineNr">186 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> +<a name="L187"></a><span id="L187" class="LineNr">187 </span><span class="Normal">case</span> ASSERT: <span class="Delimiter">{</span> +<a name="L188"></a><span id="L188" class="LineNr">188 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> +<a name="L189"></a><span id="L189" class="LineNr">189 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>is_literal_text<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)))</span> +<a name="L190"></a><span id="L190" class="LineNr">190 </span> raise << current_instruction<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="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> +<a name="L191"></a><span id="L191" class="LineNr">191 </span> <span class="Normal">else</span> +<a name="L192"></a><span id="L192" class="LineNr">192 </span> raise << read_mu_text<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">))</span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> +<a name="L193"></a><span id="L193" class="LineNr">193 </span> <span class="Delimiter">}</span> +<a name="L194"></a><span id="L194" class="LineNr">194 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<a name="L195"></a><span id="L195" class="LineNr">195 </span><span class="Delimiter">}</span> +<a name="L196"></a><span id="L196" class="LineNr">196 </span> +<a name="L197"></a><span id="L197" class="LineNr">197 </span> +<a name="L198"></a><span id="L198" class="LineNr">198 </span><span class="Comment">//: 'cheating' by using the host system</span> +<a name="L199"></a><span id="L199" class="LineNr">199 </span> +<a name="L200"></a><span id="L200" class="LineNr">200 </span><span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> +<a name="L201"></a><span id="L201" class="LineNr">201 </span>_READ<span class="Delimiter">,</span> +<a name="L202"></a><span id="L202" class="LineNr">202 </span><span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> +<a name="L203"></a><span id="L203" class="LineNr">203 </span>put<span class="Delimiter">(</span>Recipe_ordinal<span class="Delimiter">,</span> <span class="Constant">"$read"</span><span class="Delimiter">,</span> _READ<span class="Delimiter">);</span> +<a name="L204"></a><span id="L204" class="LineNr">204 </span><span class="Delimiter">:(before "End Primitive Recipe Checks")</span> +<a name="L205"></a><span id="L205" class="LineNr">205 </span><span class="Normal">case</span> _READ: <span class="Delimiter">{</span> +<a name="L206"></a><span id="L206" class="LineNr">206 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<a name="L207"></a><span id="L207" class="LineNr">207 </span><span class="Delimiter">}</span> +<a name="L208"></a><span id="L208" class="LineNr">208 </span><span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> +<a name="L209"></a><span id="L209" class="LineNr">209 </span><span class="Normal">case</span> _READ: <span class="Delimiter">{</span> +<a name="L210"></a><span id="L210" class="LineNr">210 </span> skip_whitespace<span class="Delimiter">(</span>cin<span class="Delimiter">);</span> +<a name="L211"></a><span id="L211" class="LineNr">211 </span> string result<span class="Delimiter">;</span> +<a name="L212"></a><span id="L212" class="LineNr">212 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>has_data<span class="Delimiter">(</span>cin<span class="Delimiter">))</span> +<a name="L213"></a><span id="L213" class="LineNr">213 </span> cin >> result<span class="Delimiter">;</span> +<a name="L214"></a><span id="L214" class="LineNr">214 </span> products<span class="Delimiter">.</span>resize<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">);</span> +<a name="L215"></a><span id="L215" class="LineNr">215 </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_text<span class="Delimiter">(</span>result<span class="Delimiter">));</span> +<a name="L216"></a><span id="L216" class="LineNr">216 </span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<a name="L217"></a><span id="L217" class="LineNr">217 </span><span class="Delimiter">}</span> +<a name="L218"></a><span id="L218" class="LineNr">218 </span> +<a name="L219"></a><span id="L219" class="LineNr">219 </span><span class="Delimiter">:(code)</span> +<a name="L220"></a><span id="L220" class="LineNr">220 </span><span class="Normal">void</span> skip_whitespace<span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L221"></a><span id="L221" class="LineNr">221 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><span class="Constant">true</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L222"></a><span id="L222" class="LineNr">222 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<a name="L223"></a><span id="L223" class="LineNr">223 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>isspace<span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()))</span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> +<a name="L224"></a><span id="L224" class="LineNr">224 </span> <span class="Normal">else</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<a name="L225"></a><span id="L225" class="LineNr">225 </span> <span class="Delimiter">}</span> +<a name="L226"></a><span id="L226" class="LineNr">226 </span><span class="Delimiter">}</span> </pre> </body> </html> |