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1 <!doctype html>
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2
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3 <title>CodeMirror: yacas mode</title>
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4 <meta charset="utf-8"/>
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5 <link rel=stylesheet href="../../doc/docs.css">
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6
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7 <link rel=stylesheet href=../../lib/codemirror.css>
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8 <script src=../../lib/codemirror.js></script>
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9 <script src=../../addon/edit/matchbrackets.js></script>
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10 <script src=yacas.js></script>
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11 <style type=text/css>
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12 .CodeMirror {border-top: 1px solid black; border-bottom: 1px solid black;}
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13 </style>
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14 <div id=nav>
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15 <a href="https://codemirror.net/5"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png" alt=""></a>
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16
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17 <ul>
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18 <li><a href="../../index.html">Home</a>
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19 <li><a href="../../doc/manual.html">Manual</a>
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20 <li><a href="https://github.com/codemirror/codemirror5">Code</a>
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21 </ul>
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22 <ul>
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23 <li><a href="../index.html">Language modes</a>
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24 <li><a class=active href="#">yacas</a>
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25 </ul>
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26 </div>
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27
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28 <article>
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29 <h2>yacas mode</h2>
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30
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31
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32 <textarea id="yacasCode">
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33 // example yacas code
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34 Graph(edges_IsList) <-- [
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35 Local(v, e, f, t);
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36
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37 vertices := {};
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38
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39 ForEach (e, edges) [
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40 If (IsList(e), e := Head(e));
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41 {f, t} := Tail(Listify(e));
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42
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43 DestructiveAppend(vertices, f);
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44 DestructiveAppend(vertices, t);
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45 ];
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46
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47 Graph(RemoveDuplicates(vertices), edges);
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48 ];
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49
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50 10 # IsGraph(Graph(vertices_IsList, edges_IsList)) <-- True;
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51 20 # IsGraph(_x) <-- False;
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52
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53 Edges(Graph(vertices_IsList, edges_IsList)) <-- edges;
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54 Vertices(Graph(vertices_IsList, edges_IsList)) <-- vertices;
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55
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56 AdjacencyList(g_IsGraph) <-- [
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57 Local(l, vertices, edges, e, op, f, t);
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58
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59 l := Association'Create();
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60
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61 vertices := Vertices(g);
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62 ForEach (v, vertices)
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63 Association'Set(l, v, {});
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64
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65 edges := Edges(g);
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66
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67 ForEach(e, edges) [
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68 If (IsList(e), e := Head(e));
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69 {op, f, t} := Listify(e);
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70 DestructiveAppend(Association'Get(l, f), t);
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71 If (String(op) = "<->", DestructiveAppend(Association'Get(l, t), f));
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72 ];
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73
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74 l;
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75 ];
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76 </textarea>
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77
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78 <script>
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79 var yacasEditor = CodeMirror.fromTextArea(document.getElementById('yacasCode'), {
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80 mode: 'text/x-yacas',
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81 lineNumbers: true,
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82 matchBrackets: true
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83 });
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84 </script>
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85
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86 <p><strong>MIME types defined:</strong> <code>text/x-yacas</code> (yacas).</p>
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87 </article>
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