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<title>Class: Farts::Interpreter</title>
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<td><strong>Class</strong></td>
<td class="class-name-in-header">Farts::Interpreter</td>
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<td><strong>In:</strong></td>
<td>
<a href="../../files/lib/farts/farts_parser_rb.html">
lib/farts/farts_parser.rb
</a>
<br />
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Object
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<p>
The <a href="Interpreter.html">Interpreter</a> class is an instance of a
machine to execute a program
</p>
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<h3 class="section-bar">Methods</h3>
<div class="name-list">
<a href="#M000352">call_lib_function</a>
<a href="#M000351">new</a>
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<h3 class="section-bar">Attributes</h3>
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<td class="context-item-name">hitbreak</td>
<td class="context-item-value"> [RW] </td>
<td class="context-item-desc"></td>
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<td class="context-item-name">retval</td>
<td class="context-item-value"> [RW] </td>
<td class="context-item-desc"></td>
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<td class="context-item-name">vars</td>
<td class="context-item-value"> [RW] </td>
<td class="context-item-desc"></td>
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<h3 class="section-bar">Public Class methods</h3>
<div id="method-M000351" class="method-detail">
<a name="M000351"></a>
<div class="method-heading">
<a href="#M000351" class="method-signature">
<span class="method-name">new</span><span class="method-args">(vars)</span>
</a>
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<div class="method-description">
<p>
Construct an interpreter machine
</p>
<dl>
<dt><tt>vars</tt></dt><dd>A hash table of attribute name/value pairs.
</dd>
</dl>
<pre>
Currently we support 'actor' and 'this', where they are the first
two parameters of an event respectively.
</pre>
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000351-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000351-source">
<pre>
<span class="ruby-comment cmt"># File lib/farts/farts_parser.rb, line 808</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">initialize</span>(<span class="ruby-identifier">vars</span>)
<span class="ruby-ivar">@vars</span> = <span class="ruby-identifier">vars</span> <span class="ruby-comment cmt"># hash table of attribute_name/value pairs</span>
<span class="ruby-ivar">@hitbreak</span> = <span class="ruby-keyword kw">false</span>
<span class="ruby-ivar">@retval</span> = <span class="ruby-keyword kw">true</span>
<span class="ruby-ivar">@lib</span> = <span class="ruby-constant">Lib</span>.<span class="ruby-identifier">new</span>
<span class="ruby-keyword kw">end</span>
</pre>
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<h3 class="section-bar">Public Instance methods</h3>
<div id="method-M000352" class="method-detail">
<a name="M000352"></a>
<div class="method-heading">
<a href="#M000352" class="method-signature">
<span class="method-name">call_lib_function</span><span class="method-args">( fname, args ) {|| ...}</span>
</a>
</div>
<div class="method-description">
<p><a class="source-toggle" href="#"
onclick="toggleCode('M000352-source');return false;">[Source]</a></p>
<div class="method-source-code" id="M000352-source">
<pre>
<span class="ruby-comment cmt"># File lib/farts/farts_parser.rb, line 815</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">call_lib_function</span>( <span class="ruby-identifier">fname</span>, <span class="ruby-identifier">args</span> )
<span class="ruby-keyword kw">if</span> <span class="ruby-ivar">@lib</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-identifier">fname</span>)
<span class="ruby-ivar">@lib</span>.<span class="ruby-identifier">send</span>(<span class="ruby-identifier">fname</span>, <span class="ruby-operator">*</span><span class="ruby-identifier">args</span>)
<span class="ruby-keyword kw">else</span>
<span class="ruby-keyword kw">yield</span>
<span class="ruby-keyword kw">end</span>
<span class="ruby-keyword kw">end</span>
</pre>
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