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author | Kartik K. Agaram <vc@akkartik.com> | 2016-05-21 17:44:53 -0700 |
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committer | Kartik K. Agaram <vc@akkartik.com> | 2016-05-21 17:44:53 -0700 |
commit | 2f02189ddcdeb7d25b0ca9bd5b955b764d41a1a7 (patch) | |
tree | 7c2e8b6e37ae3201dc01e90bcb390ee60b7f4a77 /html/054parse_tree.cc.html | |
parent | 61c025b11ed4ddd002f09f061fd77c75d8b6d0ba (diff) | |
download | mu-2f02189ddcdeb7d25b0ca9bd5b955b764d41a1a7.tar.gz |
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Diffstat (limited to 'html/054parse_tree.cc.html')
-rw-r--r-- | html/054parse_tree.cc.html | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/html/054parse_tree.cc.html b/html/054parse_tree.cc.html deleted file mode 100644 index 380f7a1d..00000000 --- a/html/054parse_tree.cc.html +++ /dev/null @@ -1,136 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> -<html> -<head> -<meta http-equiv="content-type" content="text/html; charset=UTF-8"> -<title>Mu - 054parse_tree.cc</title> -<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="colorscheme" content="minimal"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; } -body { font-size: 12pt; font-family: monospace; color: #eeeeee; background-color: #080808; } -* { font-size: 12pt; font-size: 1em; } -.Constant { color: #00a0a0; } -.traceContains { color: #008000; } -.Comment { color: #9090ff; } -.Delimiter { color: #800080; } -.Special { color: #c00000; } -.Identifier { color: #fcb165; } -.Normal { color: #eeeeee; background-color: #080808; padding-bottom: 1px; } ---> -</style> - -<script type='text/javascript'> -<!-- - ---> -</script> -</head> -<body> -<pre id='vimCodeElement'> -<span class="Comment">// So far instructions can only contain linear lists of properties. Now we add</span> -<span class="Comment">// support for more complex trees of properties in dilated reagents. This will</span> -<span class="Comment">// come in handy later for expressing complex types, like "a dictionary from</span> -<span class="Comment">// (address to array of charaters) to (list of numbers)".</span> - -<span class="Delimiter">:(scenario dilated_reagent_with_nested_brackets)</span> -def main [ - <span class="Delimiter">{</span><span class="Constant">1</span>: number<span class="Delimiter">,</span> foo: <span class="Delimiter">(</span>bar <span class="Delimiter">(</span>baz quux<span class="Delimiter">))}</span><span class="Special"> <- </span>copy <span class="Constant">34</span> -] -<span class="traceContains">+parse: product: {1: "number", "foo": ("bar" ("baz" "quux"))}</span> - -<span class="Delimiter">:(before "End Parsing Reagent Property(value)")</span> -value = parse_string_tree<span class="Delimiter">(</span>value<span class="Delimiter">);</span> -<span class="Delimiter">:(before "End Parsing Reagent Type Property(value)")</span> -value = parse_string_tree<span class="Delimiter">(</span>value<span class="Delimiter">);</span> - -<span class="Delimiter">:(code)</span> -string_tree* parse_string_tree<span class="Delimiter">(</span>string_tree* s<span class="Delimiter">)</span> <span class="Delimiter">{</span> - assert<span class="Delimiter">(</span>!s<span class="Delimiter">-></span>left && !s<span class="Delimiter">-></span>right<span class="Delimiter">);</span> - <span class="Normal">if</span> <span class="Delimiter">(</span>s<span class="Delimiter">-></span>value<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != <span class="Constant">'('</span><span class="Delimiter">)</span> <span class="Identifier">return</span> s<span class="Delimiter">;</span> - string_tree* result = parse_string_tree<span class="Delimiter">(</span>s<span class="Delimiter">-></span>value<span class="Delimiter">);</span> - <span class="Normal">delete</span> s<span class="Delimiter">;</span> - <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span class="Delimiter">}</span> - -string_tree* parse_string_tree<span class="Delimiter">(</span><span class="Normal">const</span> string& s<span class="Delimiter">)</span> <span class="Delimiter">{</span> - istringstream in<span class="Delimiter">(</span>s<span class="Delimiter">);</span> - in >> std::noskipws<span class="Delimiter">;</span> - <span class="Identifier">return</span> parse_string_tree<span class="Delimiter">(</span>in<span class="Delimiter">);</span> -<span class="Delimiter">}</span> - -string_tree* parse_string_tree<span class="Delimiter">(</span>istream& in<span class="Delimiter">)</span> <span class="Delimiter">{</span> - skip_whitespace_but_not_newline<span class="Delimiter">(</span>in<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">return</span> <span class="Constant">NULL</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="Delimiter">{</span> - in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> - <span class="Identifier">return</span> <span class="Constant">NULL</span><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="Delimiter">{</span> - string_tree* result = <span class="Normal">new</span> string_tree<span class="Delimiter">(</span>next_word<span class="Delimiter">(</span>in<span class="Delimiter">));</span> - <span class="Identifier">return</span> result<span class="Delimiter">;</span> - <span class="Delimiter">}</span> - in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> <span class="Comment">// skip '('</span> - string_tree* result = <span class="Constant">NULL</span><span class="Delimiter">;</span> - string_tree** curr = &result<span class="Delimiter">;</span> - <span class="Normal">while</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="Delimiter">{</span> - assert<span class="Delimiter">(</span>has_data<span class="Delimiter">(</span>in<span class="Delimiter">));</span> - *curr = <span class="Normal">new</span> string_tree<span class="Delimiter">(</span><span class="Constant">""</span><span class="Delimiter">);</span> - skip_whitespace_but_not_newline<span class="Delimiter">(</span>in<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="Delimiter">(</span>*curr<span class="Delimiter">)-></span>left = parse_string_tree<span class="Delimiter">(</span>in<span class="Delimiter">);</span> - <span class="Normal">else</span> - <span class="Delimiter">(</span>*curr<span class="Delimiter">)-></span>value = next_word<span class="Delimiter">(</span>in<span class="Delimiter">);</span> - curr = &<span class="Delimiter">(</span>*curr<span class="Delimiter">)-></span>right<span class="Delimiter">;</span> - <span class="Delimiter">}</span> - in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> <span class="Comment">// skip ')'</span> - <span class="Identifier">return</span> result<span class="Delimiter">;</span> -<span class="Delimiter">}</span> - -<span class="Delimiter">:(scenario dilated_reagent_with_type_tree)</span> -<span class="Special">% Hide_errors = true; // 'map' isn't defined yet</span> -def main [ - <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span>foo <span class="Delimiter">(</span>address array character<span class="Delimiter">)</span> <span class="Delimiter">(</span>bar number<span class="Delimiter">))}</span><span class="Special"> <- </span>copy <span class="Constant">34</span> -] -<span class="Comment"># just to avoid errors</span> -container foo [ -] -container bar [ -] -<span class="traceContains">+parse: product: {1: ("foo" ("address" "array" "character") ("bar" "number"))}</span> - -<span class="Delimiter">:(scenario dilated_reagent_in_static_array)</span> -def main [ - <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span>array <span class="Delimiter">(</span>address number<span class="Delimiter">)</span> <span class="Constant">3</span><span class="Delimiter">)}</span><span class="Special"> <- </span>create-array - <span class="Constant">5</span>:address:number<span class="Special"> <- </span><span class="Normal">new</span> number:type - <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span>array <span class="Delimiter">(</span>address number<span class="Delimiter">)</span> <span class="Constant">3</span><span class="Delimiter">)}</span><span class="Special"> <- </span>put-index <span class="Delimiter">{</span><span class="Constant">1</span>: <span class="Delimiter">(</span>array <span class="Delimiter">(</span>address number<span class="Delimiter">)</span> <span class="Constant">3</span><span class="Delimiter">)},</span> <span class="Constant">0</span><span class="Delimiter">,</span> <span class="Constant">5</span>:address:number - *<span class="Constant">5</span>:address:number<span class="Special"> <- </span>copy <span class="Constant">34</span> - <span class="Constant">6</span>:number<span class="Special"> <- </span>copy *<span class="Constant">5</span>:address:number -] -<span class="traceContains">+run: creating array of size 4</span> -<span class="traceContains">+mem: storing 34 in location 6</span> - -<span class="Comment">//: an exception is 'new', which takes a type tree as its ingredient *value*</span> - -<span class="Delimiter">:(scenario dilated_reagent_with_new)</span> -def main [ - <span class="Normal">x</span>:address:address:number<span class="Special"> <- </span><span class="Normal">new</span> <span class="Delimiter">{(</span>address number<span class="Delimiter">)</span>: type<span class="Delimiter">}</span> -] -<span class="traceContains">+new: size of ("address" "number") is 1</span> - -<span class="Delimiter">:(before "End Post-processing(expected_product) When Checking 'new'")</span> -<span class="Delimiter">{</span> - string_tree* tmp_type_names = parse_string_tree<span class="Delimiter">(</span>expected_product<span class="Delimiter">.</span>type<span class="Delimiter">-></span>name<span class="Delimiter">);</span> - <span class="Normal">delete</span> expected_product<span class="Delimiter">.</span>type<span class="Delimiter">;</span> - expected_product<span class="Delimiter">.</span>type = new_type_tree<span class="Delimiter">(</span>tmp_type_names<span class="Delimiter">);</span> - <span class="Normal">delete</span> tmp_type_names<span class="Delimiter">;</span> -<span class="Delimiter">}</span> -<span class="Delimiter">:(before "End Post-processing(type_name) When Converting 'new'")</span> -type_name = parse_string_tree<span class="Delimiter">(</span>type_name<span class="Delimiter">);</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> |