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<head><title>commandInterpreter -- the top level command interpreter</title>
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<div><h1>commandInterpreter -- the top level command interpreter</h1>
<div class="single"><h2>Synopsis</h2>
<ul><li><div class="list"><dl class="element"><dt class="heading">Usage: </dt><dd class="value"><div><tt>commandInterpreter f</tt></div>
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<li><div class="single">Inputs:<ul><li><span><tt>f</tt>, <tt>()</tt> or <span>a <a href="___Dictionary.html">dictionary</a></span>, <span>a <a href="___Symbol.html">symbol</a></span>, <span>an object of class <a href="___Pseudocode.html" title="the class of pseudocodes">Pseudocode</a></span>, or <span>a <a href="___Function.html">function</a></span></span></li>
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<li><div class="single">Consequences:<ul><li>the top level command interpreter will be called with the symbols in the lexical scope of <tt>f</tt> visible to the user.</li>
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<div class="single"><h2>Description</h2>
<div>One more <tt>i</tt> will be added to prompt each time the command interpreter is entered. To leave it, type <tt>end</tt> or the end of file character.<table class="examples"><tr><td><pre>i1 : f = (x -> y -> 11) 13
o1 = f
o1 : FunctionClosure</pre>
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<tr><td><pre>i2 : commandInterpreter f</pre>
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<tr><td><pre>ii3 : x
oo3 = 13</pre>
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<tr><td><pre>ii4 : end</pre>
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<tr><td><pre>i5 : x
o5 = x
o5 : Symbol</pre>
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This facility is useful as a debugging tool, and is used by the standard debugger.</div>
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