diff options
Diffstat (limited to 'html/016dilated_reagent.cc.html')
| -rw-r--r-- | html/016dilated_reagent.cc.html | 334 |
1 files changed, 179 insertions, 155 deletions
diff --git a/html/016dilated_reagent.cc.html b/html/016dilated_reagent.cc.html index 62d99770..d9d131b7 100644 --- a/html/016dilated_reagent.cc.html +++ b/html/016dilated_reagent.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"> <!-- @@ -14,178 +14,202 @@ 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; } -.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; } +.Special { color: #c00000; } .muRecipe { color: #ff8700; } .cSpecial { color: #008000; } .Comment { color: #9090ff; } .Delimiter { color: #800080; } -.Special { color: #c00000; } +.LineNr { color: #444444; } .traceContains { color: #008000; } .Error { color: #ffffff; background-color: #ff6060; padding-bottom: 1px; } .PreProc { color: #800080; } .Identifier { color: #c0a020; } +.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; } --> </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">//: An alternative syntax for reagents that permits whitespace in properties,</span> -<span class="Comment">//: grouped by brackets. We'll use this ability in the next layer, when we</span> -<span class="Comment">//: generalize types from lists to trees of properties.</span> - -<span class="Delimiter">:(scenarios load)</span> -<span class="Delimiter">:(scenario dilated_reagent)</span> -<span class="muRecipe">def</span> main [ - <span class="Delimiter">{</span><span class="Constant">1</span>: number<span class="Delimiter">,</span> foo: bar<span class="Delimiter">}</span><span class="Special"> <- </span>copy <span class="Constant">34</span> -] -<span class="traceContains">+parse: product: {1: "number", "foo": "bar"}</span> - -<span class="Delimiter">:(scenario load_trailing_space_after_curly_bracket)</span> -<span class="muRecipe">def</span> main [ -<span class="PreProc"> </span><span class="Comment"># line below has a space at the end</span> - <span class="Delimiter">{</span><span class="Error"> </span> -] -<span class="Comment"># successfully parsed</span> - -<span class="Delimiter">:(scenario dilated_reagent_with_comment)</span> -<span class="muRecipe">def</span> main [ - <span class="Delimiter">{</span><span class="Constant">1</span>: number<span class="Delimiter">,</span> foo: bar<span class="Delimiter">}</span><span class="Special"> <- </span>copy <span class="Constant">34</span> <span class="Comment"># test comment</span> -] -<span class="traceContains">+parse: product: {1: "number", "foo": "bar"}</span> -$error: <span class="Constant">0</span> - -<span class="Delimiter">:(scenario dilated_reagent_with_comment_immediately_following)</span> -<span class="muRecipe">def</span> main [ - <span class="Constant">1</span>:number<span class="Special"> <- </span>copy <span class="Delimiter">{</span><span class="Constant">34</span>: literal<span class="Delimiter">}</span> <span class="Comment"># test comment</span> -] -$error: <span class="Constant">0</span> - -<span class="Comment">//: First augment next_word to group balanced brackets together.</span> - -<span class="Delimiter">:(before "End next_word Special-cases")</span> -<span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">'('</span><span class="Delimiter">)</span> - <span class="Identifier">return</span> slurp_balanced_bracket<span class="Delimiter">(</span>in<span class="Delimiter">);</span> -<span class="Comment">// treat curlies mostly like parens, but don't mess up labels</span> -<span class="Normal">if</span> <span class="Delimiter">(</span>start_of_dilated_reagent<span class="Delimiter">(</span>in<span class="Delimiter">))</span> - <span class="Identifier">return</span> slurp_balanced_bracket<span class="Delimiter">(</span>in<span class="Delimiter">);</span> - -<span class="Delimiter">:(code)</span> -<span class="Comment">// A curly is considered a label if it's the last thing on a line. Dilated</span> -<span class="Comment">// reagents should remain all on one line.</span> -<span class="Normal">bool</span> start_of_dilated_reagent<span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> != <span class="Constant">'{'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> - <span class="Normal">int</span> pos = in<span class="Delimiter">.</span>tellg<span class="Delimiter">();</span> - in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> <span class="Comment">// slurp '{'</span> - skip_whitespace_but_not_newline<span class="Delimiter">(</span>in<span class="Delimiter">);</span> - <span class="Normal">char</span> next = in<span class="Delimiter">.</span>peek<span class="Delimiter">();</span> - in<span class="Delimiter">.</span>seekg<span class="Delimiter">(</span>pos<span class="Delimiter">);</span> - <span class="Identifier">return</span> next != <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> -<span class="Delimiter">}</span> - -<span class="Comment">// Assume the first letter is an open bracket, and read everything until the</span> -<span class="Comment">// matching close bracket.</span> -<span class="Comment">// We balance {} () and [].</span> -string slurp_balanced_bracket<span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> - ostringstream result<span class="Delimiter">;</span> - <span class="Normal">char</span> c<span class="Delimiter">;</span> - list<<span class="Normal">char</span>> open_brackets<span class="Delimiter">;</span> - <span class="Normal">while</span> <span class="Delimiter">(</span>in >> c<span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'('</span><span class="Delimiter">)</span> open_brackets<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>c<span class="Delimiter">);</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">')'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>open_brackets<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || open_brackets<span class="Delimiter">.</span>back<span class="Delimiter">()</span> != <span class="Constant">'('</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> - raise << <span class="Constant">"unbalanced ')'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> - <span class="Identifier">continue</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - assert<span class="Delimiter">(</span>open_brackets<span class="Delimiter">.</span>back<span class="Delimiter">()</span> == <span class="Constant">'('</span><span class="Delimiter">);</span> - open_brackets<span class="Delimiter">.</span>pop_back<span class="Delimiter">();</span> - <span class="Delimiter">}</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'['</span><span class="Delimiter">)</span> open_brackets<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>c<span class="Delimiter">);</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">']'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>open_brackets<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || open_brackets<span class="Delimiter">.</span>back<span class="Delimiter">()</span> != <span class="Constant">'['</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> - raise << <span class="Constant">"unbalanced ']'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> - <span class="Identifier">continue</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - open_brackets<span class="Delimiter">.</span>pop_back<span class="Delimiter">();</span> - <span class="Delimiter">}</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'{'</span><span class="Delimiter">)</span> open_brackets<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>c<span class="Delimiter">);</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'}'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>open_brackets<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || open_brackets<span class="Delimiter">.</span>back<span class="Delimiter">()</span> != <span class="Constant">'{'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> - raise << <span class="Constant">"unbalanced '}'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> - <span class="Identifier">continue</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - open_brackets<span class="Delimiter">.</span>pop_back<span class="Delimiter">();</span> - <span class="Delimiter">}</span> - result << c<span class="Delimiter">;</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>open_brackets<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">break</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - skip_whitespace_and_comments_but_not_newline<span class="Delimiter">(</span>in<span class="Delimiter">);</span> - <span class="Identifier">return</span> result<span class="Delimiter">.</span>str<span class="Delimiter">();</span> -<span class="Delimiter">}</span> - -<span class="Delimiter">:(after "Parsing reagent(string s)")</span> -<span class="Normal">if</span> <span class="Delimiter">(</span>starts_with<span class="Delimiter">(</span>s<span class="Delimiter">,</span> <span class="Constant">"{"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> - assert<span class="Delimiter">(</span>properties<span class="Delimiter">.</span>empty<span class="Delimiter">());</span> - istringstream in<span class="Delimiter">(</span>s<span class="Delimiter">);</span> - in >> std::noskipws<span class="Delimiter">;</span> - in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> <span class="Comment">// skip '{'</span> - name = slurp_key<span class="Delimiter">(</span>in<span class="Delimiter">);</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>name<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> - raise << <span class="Constant">"invalid reagent '"</span> << s << <span class="Constant">"' without a name</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> - <span class="Identifier">return</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>name == <span class="Constant">"}"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> - raise << <span class="Constant">"invalid empty reagent '"</span> << s << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> - <span class="Identifier">return</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - <span class="Delimiter">{</span> - string s = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> - assert<span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">));</span> - raise << <span class="Constant">"incomplete dilated reagent at end of file (0)</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> - <span class="Identifier">return</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - string_tree* type_names = <span class="Normal">new</span> string_tree<span class="Delimiter">(</span>s<span class="Delimiter">);</span> - <span class="Comment">// End Parsing Dilated Reagent Type Property(type_names)</span> - type = new_type_tree<span class="Delimiter">(</span>type_names<span class="Delimiter">);</span> - <span class="Normal">delete</span> type_names<span class="Delimiter">;</span> - <span class="Delimiter">}</span> - <span class="Normal">while</span> <span class="Delimiter">(</span>has_data<span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> - string key = slurp_key<span class="Delimiter">(</span>in<span class="Delimiter">);</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>key<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">"}"</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> - string s = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> - assert<span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">));</span> - raise << <span class="Constant">"incomplete dilated reagent at end of file (1)</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> - <span class="Identifier">return</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - string_tree* value = <span class="Normal">new</span> string_tree<span class="Delimiter">(</span>s<span class="Delimiter">);</span> - <span class="Comment">// End Parsing Dilated Reagent Property(value)</span> - properties<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>pair<string<span class="Delimiter">,</span> string_tree*><span class="Delimiter">(</span>key<span class="Delimiter">,</span> value<span class="Delimiter">));</span> - <span class="Delimiter">}</span> - <span class="Identifier">return</span><span class="Delimiter">;</span> -<span class="Delimiter">}</span> - -<span class="Delimiter">:(code)</span> -string slurp_key<span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> - string result = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>result<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> - assert<span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">));</span> - raise << <span class="Constant">"incomplete dilated reagent at end of file (2)</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> - <span class="Identifier">return</span> result<span class="Delimiter">;</span> - <span class="Delimiter">}</span> - <span class="Normal">while</span> <span class="Delimiter">(</span>!result<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> && *result<span class="Delimiter">.</span>rbegin<span class="Delimiter">()</span> == <span class="Constant">':'</span><span class="Delimiter">)</span> - strip_last<span class="Delimiter">(</span>result<span class="Delimiter">);</span> - <span class="Normal">while</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>peek<span class="Delimiter">()</span> == <span class="Constant">':'</span><span class="Delimiter">)</span> - in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> - <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span class="Delimiter">}</span> +<a name="L1"></a><span id="L1" class="LineNr"> 1 </span><span class="Comment">//: An alternative syntax for reagents that permits whitespace in properties,</span> +<a name="L2"></a><span id="L2" class="LineNr"> 2 </span><span class="Comment">//: grouped by brackets. We'll use this ability in the next layer, when we</span> +<a name="L3"></a><span id="L3" class="LineNr"> 3 </span><span class="Comment">//: generalize types from lists to trees of properties.</span> +<a name="L4"></a><span id="L4" class="LineNr"> 4 </span> +<a name="L5"></a><span id="L5" class="LineNr"> 5 </span><span class="Delimiter">:(scenarios load)</span> +<a name="L6"></a><span id="L6" class="LineNr"> 6 </span><span class="Delimiter">:(scenario dilated_reagent)</span> +<a name="L7"></a><span id="L7" class="LineNr"> 7 </span><span class="muRecipe">def</span> main [ +<a name="L8"></a><span id="L8" class="LineNr"> 8 </span> <span class="Delimiter">{</span><span class="Constant">1</span>: number<span class="Delimiter">,</span> foo: bar<span class="Delimiter">}</span><span class="Special"> <- </span>copy <span class="Constant">34</span> +<a name="L9"></a><span id="L9" class="LineNr"> 9 </span>] +<a name="L10"></a><span id="L10" class="LineNr"> 10 </span><span class="traceContains">+parse: product: {1: "number", "foo": "bar"}</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="Delimiter">:(scenario load_trailing_space_after_curly_bracket)</span> +<a name="L13"></a><span id="L13" class="LineNr"> 13 </span><span class="muRecipe">def</span> main [ +<a name="L14"></a><span id="L14" class="LineNr"> 14 </span><span class="PreProc"> </span><span class="Comment"># line below has a space at the end</span> +<a name="L15"></a><span id="L15" class="LineNr"> 15 </span> <span class="Delimiter">{</span><span class="Error"> </span> +<a name="L16"></a><span id="L16" class="LineNr"> 16 </span>] +<a name="L17"></a><span id="L17" class="LineNr"> 17 </span><span class="Comment"># successfully parsed</span> +<a name="L18"></a><span id="L18" class="LineNr"> 18 </span> +<a name="L19"></a><span id="L19" class="LineNr"> 19 </span><span class="Delimiter">:(scenario dilated_reagent_with_comment)</span> +<a name="L20"></a><span id="L20" class="LineNr"> 20 </span><span class="muRecipe">def</span> main [ +<a name="L21"></a><span id="L21" class="LineNr"> 21 </span> <span class="Delimiter">{</span><span class="Constant">1</span>: number<span class="Delimiter">,</span> foo: bar<span class="Delimiter">}</span><span class="Special"> <- </span>copy <span class="Constant">34</span> <span class="Comment"># test comment</span> +<a name="L22"></a><span id="L22" class="LineNr"> 22 </span>] +<a name="L23"></a><span id="L23" class="LineNr"> 23 </span><span class="traceContains">+parse: product: {1: "number", "foo": "bar"}</span> +<a name="L24"></a><span id="L24" class="LineNr"> 24 </span>$error: <span class="Constant">0</span> +<a name="L25"></a><span id="L25" class="LineNr"> 25 </span> +<a name="L26"></a><span id="L26" class="LineNr"> 26 </span><span class="Delimiter">:(scenario dilated_reagent_with_comment_immediately_following)</span> +<a name="L27"></a><span id="L27" class="LineNr"> 27 </span><span class="muRecipe">def</span> main [ +<a name="L28"></a><span id="L28" class="LineNr"> 28 </span> <span class="Constant">1</span>:number<span class="Special"> <- </span>copy <span class="Delimiter">{</span><span class="Constant">34</span>: literal<span class="Delimiter">}</span> <span class="Comment"># test comment</span> +<a name="L29"></a><span id="L29" class="LineNr"> 29 </span>] +<a name="L30"></a><span id="L30" class="LineNr"> 30 </span>$error: <span class="Constant">0</span> +<a name="L31"></a><span id="L31" class="LineNr"> 31 </span> +<a name="L32"></a><span id="L32" class="LineNr"> 32 </span><span class="Comment">//: First augment next_word to group balanced brackets together.</span> +<a name="L33"></a><span id="L33" class="LineNr"> 33 </span> +<a name="L34"></a><span id="L34" class="LineNr"> 34 </span><span class="Delimiter">:(before "End next_word Special-cases")</span> +<a name="L35"></a><span id="L35" class="LineNr"> 35 </span><span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> == <span class="Constant">'('</span><span class="Delimiter">)</span> +<a name="L36"></a><span id="L36" class="LineNr"> 36 </span> <span class="Identifier">return</span> slurp_balanced_bracket<span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<a name="L37"></a><span id="L37" class="LineNr"> 37 </span><span class="Comment">// treat curlies mostly like parens, but don't mess up labels</span> +<a name="L38"></a><span id="L38" class="LineNr"> 38 </span><span class="Normal">if</span> <span class="Delimiter">(</span>start_of_dilated_reagent<span class="Delimiter">(</span>in<span class="Delimiter">))</span> +<a name="L39"></a><span id="L39" class="LineNr"> 39 </span> <span class="Identifier">return</span> slurp_balanced_bracket<span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<a name="L40"></a><span id="L40" class="LineNr"> 40 </span> +<a name="L41"></a><span id="L41" class="LineNr"> 41 </span><span class="Delimiter">:(code)</span> +<a name="L42"></a><span id="L42" class="LineNr"> 42 </span><span class="Comment">// A curly is considered a label if it's the last thing on a line. Dilated</span> +<a name="L43"></a><span id="L43" class="LineNr"> 43 </span><span class="Comment">// reagents should remain all on one line.</span> +<a name="L44"></a><span id="L44" class="LineNr"> 44 </span><span class="Normal">bool</span> start_of_dilated_reagent<span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L45"></a><span id="L45" class="LineNr"> 45 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>in<span class="Delimiter">.</span>peek<span class="Delimiter">()</span> != <span class="Constant">'{'</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">false</span><span class="Delimiter">;</span> +<a name="L46"></a><span id="L46" class="LineNr"> 46 </span> <span class="Normal">int</span> pos = in<span class="Delimiter">.</span>tellg<span class="Delimiter">();</span> +<a name="L47"></a><span id="L47" class="LineNr"> 47 </span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> <span class="Comment">// slurp '{'</span> +<a name="L48"></a><span id="L48" class="LineNr"> 48 </span> skip_whitespace_but_not_newline<span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<a name="L49"></a><span id="L49" class="LineNr"> 49 </span> <span class="Normal">char</span> next = in<span class="Delimiter">.</span>peek<span class="Delimiter">();</span> +<a name="L50"></a><span id="L50" class="LineNr"> 50 </span> in<span class="Delimiter">.</span>seekg<span class="Delimiter">(</span>pos<span class="Delimiter">);</span> +<a name="L51"></a><span id="L51" class="LineNr"> 51 </span> <span class="Identifier">return</span> next != <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> +<a name="L52"></a><span id="L52" class="LineNr"> 52 </span><span class="Delimiter">}</span> +<a name="L53"></a><span id="L53" class="LineNr"> 53 </span> +<a name="L54"></a><span id="L54" class="LineNr"> 54 </span><span class="Comment">// Assume the first letter is an open bracket, and read everything until the</span> +<a name="L55"></a><span id="L55" class="LineNr"> 55 </span><span class="Comment">// matching close bracket.</span> +<a name="L56"></a><span id="L56" class="LineNr"> 56 </span><span class="Comment">// We balance {} () and [].</span> +<a name="L57"></a><span id="L57" class="LineNr"> 57 </span>string slurp_balanced_bracket<span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L58"></a><span id="L58" class="LineNr"> 58 </span> ostringstream result<span class="Delimiter">;</span> +<a name="L59"></a><span id="L59" class="LineNr"> 59 </span> <span class="Normal">char</span> c<span class="Delimiter">;</span> +<a name="L60"></a><span id="L60" class="LineNr"> 60 </span> list<<span class="Normal">char</span>> open_brackets<span class="Delimiter">;</span> +<a name="L61"></a><span id="L61" class="LineNr"> 61 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>in >> c<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L62"></a><span id="L62" class="LineNr"> 62 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'('</span><span class="Delimiter">)</span> open_brackets<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>c<span class="Delimiter">);</span> +<a name="L63"></a><span id="L63" class="LineNr"> 63 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">')'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L64"></a><span id="L64" class="LineNr"> 64 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>open_brackets<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || open_brackets<span class="Delimiter">.</span>back<span class="Delimiter">()</span> != <span class="Constant">'('</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L65"></a><span id="L65" class="LineNr"> 65 </span> raise << <span class="Constant">"unbalanced ')'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> +<a name="L66"></a><span id="L66" class="LineNr"> 66 </span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<a name="L67"></a><span id="L67" class="LineNr"> 67 </span> <span class="Delimiter">}</span> +<a name="L68"></a><span id="L68" class="LineNr"> 68 </span> assert<span class="Delimiter">(</span>open_brackets<span class="Delimiter">.</span>back<span class="Delimiter">()</span> == <span class="Constant">'('</span><span class="Delimiter">);</span> +<a name="L69"></a><span id="L69" class="LineNr"> 69 </span> open_brackets<span class="Delimiter">.</span>pop_back<span class="Delimiter">();</span> +<a name="L70"></a><span id="L70" class="LineNr"> 70 </span> <span class="Delimiter">}</span> +<a name="L71"></a><span id="L71" class="LineNr"> 71 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'['</span><span class="Delimiter">)</span> open_brackets<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>c<span class="Delimiter">);</span> +<a name="L72"></a><span id="L72" class="LineNr"> 72 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">']'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L73"></a><span id="L73" class="LineNr"> 73 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>open_brackets<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || open_brackets<span class="Delimiter">.</span>back<span class="Delimiter">()</span> != <span class="Constant">'['</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L74"></a><span id="L74" class="LineNr"> 74 </span> raise << <span class="Constant">"unbalanced ']'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> +<a name="L75"></a><span id="L75" class="LineNr"> 75 </span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<a name="L76"></a><span id="L76" class="LineNr"> 76 </span> <span class="Delimiter">}</span> +<a name="L77"></a><span id="L77" class="LineNr"> 77 </span> open_brackets<span class="Delimiter">.</span>pop_back<span class="Delimiter">();</span> +<a name="L78"></a><span id="L78" class="LineNr"> 78 </span> <span class="Delimiter">}</span> +<a name="L79"></a><span id="L79" class="LineNr"> 79 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'{'</span><span class="Delimiter">)</span> open_brackets<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>c<span class="Delimiter">);</span> +<a name="L80"></a><span id="L80" class="LineNr"> 80 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>c == <span class="Constant">'}'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L81"></a><span id="L81" class="LineNr"> 81 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>open_brackets<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> || open_brackets<span class="Delimiter">.</span>back<span class="Delimiter">()</span> != <span class="Constant">'{'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L82"></a><span id="L82" class="LineNr"> 82 </span> raise << <span class="Constant">"unbalanced '}'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> +<a name="L83"></a><span id="L83" class="LineNr"> 83 </span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<a name="L84"></a><span id="L84" class="LineNr"> 84 </span> <span class="Delimiter">}</span> +<a name="L85"></a><span id="L85" class="LineNr"> 85 </span> open_brackets<span class="Delimiter">.</span>pop_back<span class="Delimiter">();</span> +<a name="L86"></a><span id="L86" class="LineNr"> 86 </span> <span class="Delimiter">}</span> +<a name="L87"></a><span id="L87" class="LineNr"> 87 </span> result << c<span class="Delimiter">;</span> +<a name="L88"></a><span id="L88" class="LineNr"> 88 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>open_brackets<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">break</span><span class="Delimiter">;</span> +<a name="L89"></a><span id="L89" class="LineNr"> 89 </span> <span class="Delimiter">}</span> +<a name="L90"></a><span id="L90" class="LineNr"> 90 </span> skip_whitespace_and_comments_but_not_newline<span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<a name="L91"></a><span id="L91" class="LineNr"> 91 </span> <span class="Identifier">return</span> result<span class="Delimiter">.</span>str<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">:(after "Parsing reagent(string s)")</span> +<a name="L95"></a><span id="L95" class="LineNr"> 95 </span><span class="Normal">if</span> <span class="Delimiter">(</span>starts_with<span class="Delimiter">(</span>s<span class="Delimiter">,</span> <span class="Constant">"{"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> +<a name="L96"></a><span id="L96" class="LineNr"> 96 </span> assert<span class="Delimiter">(</span>properties<span class="Delimiter">.</span>empty<span class="Delimiter">());</span> +<a name="L97"></a><span id="L97" class="LineNr"> 97 </span> istringstream in<span class="Delimiter">(</span>s<span class="Delimiter">);</span> +<a name="L98"></a><span id="L98" class="LineNr"> 98 </span> in >> std::noskipws<span class="Delimiter">;</span> +<a name="L99"></a><span id="L99" class="LineNr"> 99 </span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> <span class="Comment">// skip '{'</span> +<a name="L100"></a><span id="L100" class="LineNr">100 </span> name = slurp_key<span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<a name="L101"></a><span id="L101" class="LineNr">101 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>name<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> +<a name="L102"></a><span id="L102" class="LineNr">102 </span> raise << <span class="Constant">"invalid reagent '"</span> << s << <span class="Constant">"' without a name</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> +<a name="L103"></a><span id="L103" class="LineNr">103 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<a name="L104"></a><span id="L104" class="LineNr">104 </span> <span class="Delimiter">}</span> +<a name="L105"></a><span id="L105" class="LineNr">105 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>name == <span class="Constant">"}"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L106"></a><span id="L106" class="LineNr">106 </span> raise << <span class="Constant">"invalid empty reagent '"</span> << s << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> +<a name="L107"></a><span id="L107" class="LineNr">107 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<a name="L108"></a><span id="L108" class="LineNr">108 </span> <span class="Delimiter">}</span> +<a name="L109"></a><span id="L109" class="LineNr">109 </span> <span class="Delimiter">{</span> +<a name="L110"></a><span id="L110" class="LineNr">110 </span> string s = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<a name="L111"></a><span id="L111" class="LineNr">111 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> +<a name="L112"></a><span id="L112" class="LineNr">112 </span> assert<span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">));</span> +<a name="L113"></a><span id="L113" class="LineNr">113 </span> raise << <span class="Constant">"incomplete dilated reagent at end of file (0)</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> +<a name="L114"></a><span id="L114" class="LineNr">114 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<a name="L115"></a><span id="L115" class="LineNr">115 </span> <span class="Delimiter">}</span> +<a name="L116"></a><span id="L116" class="LineNr">116 </span> string_tree* type_names = <span class="Normal">new</span> string_tree<span class="Delimiter">(</span>s<span class="Delimiter">);</span> +<a name="L117"></a><span id="L117" class="LineNr">117 </span> <span class="Comment">// End Parsing Dilated Reagent Type Property(type_names)</span> +<a name="L118"></a><span id="L118" class="LineNr">118 </span> type = new_type_tree<span class="Delimiter">(</span>type_names<span class="Delimiter">);</span> +<a name="L119"></a><span id="L119" class="LineNr">119 </span> <span class="Normal">delete</span> type_names<span class="Delimiter">;</span> +<a name="L120"></a><span id="L120" class="LineNr">120 </span> <span class="Delimiter">}</span> +<a name="L121"></a><span id="L121" class="LineNr">121 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>has_data<span class="Delimiter">(</span>in<span class="Delimiter">))</span> <span class="Delimiter">{</span> +<a name="L122"></a><span id="L122" class="LineNr">122 </span> string key = slurp_key<span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<a name="L123"></a><span id="L123" class="LineNr">123 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<a name="L124"></a><span id="L124" class="LineNr">124 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>key == <span class="Constant">"}"</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> +<a name="L125"></a><span id="L125" class="LineNr">125 </span> string s = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<a name="L126"></a><span id="L126" class="LineNr">126 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> +<a name="L127"></a><span id="L127" class="LineNr">127 </span> assert<span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">));</span> +<a name="L128"></a><span id="L128" class="LineNr">128 </span> raise << <span class="Constant">"incomplete dilated reagent at end of file (1)</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> +<a name="L129"></a><span id="L129" class="LineNr">129 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<a name="L130"></a><span id="L130" class="LineNr">130 </span> <span class="Delimiter">}</span> +<a name="L131"></a><span id="L131" class="LineNr">131 </span> string_tree* value = <span class="Normal">new</span> string_tree<span class="Delimiter">(</span>s<span class="Delimiter">);</span> +<a name="L132"></a><span id="L132" class="LineNr">132 </span> <span class="Comment">// End Parsing Dilated Reagent Property(value)</span> +<a name="L133"></a><span id="L133" class="LineNr">133 </span> properties<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>pair<string<span class="Delimiter">,</span> string_tree*><span class="Delimiter">(</span>key<span class="Delimiter">,</span> value<span class="Delimiter">));</span> +<a name="L134"></a><span id="L134" class="LineNr">134 </span> <span class="Delimiter">}</span> +<a name="L135"></a><span id="L135" class="LineNr">135 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> +<a name="L136"></a><span id="L136" class="LineNr">136 </span><span class="Delimiter">}</span> +<a name="L137"></a><span id="L137" class="LineNr">137 </span> +<a name="L138"></a><span id="L138" class="LineNr">138 </span><span class="Delimiter">:(code)</span> +<a name="L139"></a><span id="L139" class="LineNr">139 </span>string slurp_key<span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> +<a name="L140"></a><span id="L140" class="LineNr">140 </span> string result = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<a name="L141"></a><span id="L141" class="LineNr">141 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>result<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span> +<a name="L142"></a><span id="L142" class="LineNr">142 </span> assert<span class="Delimiter">(</span>!has_data<span class="Delimiter">(</span>in<span class="Delimiter">));</span> +<a name="L143"></a><span id="L143" class="LineNr">143 </span> raise << <span class="Constant">"incomplete dilated reagent at end of file (2)</span><span class="cSpecial">\n</span><span class="Constant">"</span> << end<span class="Delimiter">();</span> +<a name="L144"></a><span id="L144" class="LineNr">144 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> +<a name="L145"></a><span id="L145" class="LineNr">145 </span> <span class="Delimiter">}</span> +<a name="L146"></a><span id="L146" class="LineNr">146 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>!result<span class="Delimiter">.</span>empty<span class="Delimiter">()</span> && *result<span class="Delimiter">.</span>rbegin<span class="Delimiter">()</span> == <span class="Constant">':'</span><span class="Delimiter">)</span> +<a name="L147"></a><span id="L147" class="LineNr">147 </span> strip_last<span class="Delimiter">(</span>result<span class="Delimiter">);</span> +<a name="L148"></a><span id="L148" class="LineNr">148 </span> <span class="Normal">while</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>peek<span class="Delimiter">()</span> == <span class="Constant">':'</span><span class="Delimiter">)</span> +<a name="L149"></a><span id="L149" class="LineNr">149 </span> in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> +<a name="L150"></a><span id="L150" class="LineNr">150 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span> +<a name="L151"></a><span id="L151" class="LineNr">151 </span><span class="Delimiter">}</span> </pre> </body> </html> |