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<h3>Parent</h3>
<p class="link"><a href="../IRB/InputMethod.html">IRB::InputMethod</a>
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<li class="calls-super" ><a href="#method-c-new">::new</a>
<li ><a href="#method-i-eof-3F">#eof?</a>
<li ><a href="#method-i-gets">#gets</a>
<li ><a href="#method-i-puts">#puts</a>
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<h1 id="class-XMP::StringInputMethod" class="class">
class XMP::StringInputMethod
</h1>
<section class="description">
<p>A custom InputMethod class used by <a href="../XMP.html"><code>XMP</code></a> for evaluating string io.</p>
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<section id="5Buntitled-5D" class="documentation-section">
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<h3>Attributes</h3>
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<span class="method-name">encoding</span><span
class="attribute-access-type">[R]</span>
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<div class="method-description">
<p>Returns the encoding of last expression printed by <a href="StringInputMethod.html#method-i-puts"><code>puts</code></a>.</p>
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<h3>Public Class Methods</h3>
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<p>Creates a new <a href="StringInputMethod.html"><code>StringInputMethod</code></a> object</p>
<div class="method-calls-super">
Calls superclass method
<a href="../IRB/InputMethod.html#method-c-new"><code>IRB::InputMethod::new</code></a>
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<div class="method-source-code" id="new-source">
<pre><span class="ruby-comment"># File lib/irb/xmp.rb, line 102</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">initialize</span>
<span class="ruby-keyword">super</span>
<span class="ruby-ivar">@exps</span> = []
<span class="ruby-keyword">end</span></pre>
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<section id="public-instance-5Buntitled-5D-method-details" class="method-section">
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<h3>Public Instance Methods</h3>
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<div id="method-i-eof-3F" class="method-detail ">
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<span class="method-name">eof?</span><span
class="method-args">()</span>
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<div class="method-description">
<p>Whether there are any expressions left in this printer.</p>
<div class="method-source-code" id="eof-3F-source">
<pre><span class="ruby-comment"># File lib/irb/xmp.rb, line 108</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">eof?</span>
<span class="ruby-ivar">@exps</span>.<span class="ruby-identifier">empty?</span>
<span class="ruby-keyword">end</span></pre>
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<span class="method-name">gets</span><span
class="method-args">()</span>
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<div class="method-description">
<p>Reads the next expression from this printer.</p>
<p>See <a href="../IO.html#method-i-gets"><code>IO#gets</code></a> for more information.</p>
<div class="method-source-code" id="gets-source">
<pre><span class="ruby-comment"># File lib/irb/xmp.rb, line 115</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">gets</span>
<span class="ruby-keyword">while</span> <span class="ruby-identifier">l</span> = <span class="ruby-ivar">@exps</span>.<span class="ruby-identifier">shift</span>
<span class="ruby-keyword">next</span> <span class="ruby-keyword">if</span> <span class="ruby-regexp">/^\s+$/</span> <span class="ruby-operator">=~</span> <span class="ruby-identifier">l</span>
<span class="ruby-identifier">l</span>.<span class="ruby-identifier">concat</span> <span class="ruby-string">"\n"</span>
<span class="ruby-identifier">print</span> <span class="ruby-ivar">@prompt</span>, <span class="ruby-identifier">l</span>
<span class="ruby-keyword">break</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">l</span>
<span class="ruby-keyword">end</span></pre>
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<div class="method-heading">
<span class="method-name">puts</span><span
class="method-args">(exps)</span>
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<div class="method-description">
<p>Concatenates all expressions in this printer, separated by newlines.</p>
<p>An <a href="../Encoding/CompatibilityError.html"><code>Encoding::CompatibilityError</code></a> is raised of the given <code>exps</code>'s encoding doesn't match the previous expression evaluated.</p>
<div class="method-source-code" id="puts-source">
<pre><span class="ruby-comment"># File lib/irb/xmp.rb, line 129</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">puts</span>(<span class="ruby-identifier">exps</span>)
<span class="ruby-keyword">if</span> <span class="ruby-ivar">@encoding</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">exps</span>.<span class="ruby-identifier">encoding</span> <span class="ruby-operator">!=</span> <span class="ruby-ivar">@encoding</span>
<span class="ruby-identifier">enc</span> = <span class="ruby-constant">Encoding</span>.<span class="ruby-identifier">compatible?</span>(<span class="ruby-ivar">@exps</span>.<span class="ruby-identifier">join</span>(<span class="ruby-string">"\n"</span>), <span class="ruby-identifier">exps</span>)
<span class="ruby-keyword">if</span> <span class="ruby-identifier">enc</span>.<span class="ruby-identifier">nil?</span>
<span class="ruby-identifier">raise</span> <span class="ruby-constant">Encoding</span><span class="ruby-operator">::</span><span class="ruby-constant">CompatibilityError</span>, <span class="ruby-string">"Encoding in which the passed expression is encoded is not compatible to the preceding's one"</span>
<span class="ruby-keyword">else</span>
<span class="ruby-ivar">@encoding</span> = <span class="ruby-identifier">enc</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">else</span>
<span class="ruby-ivar">@encoding</span> = <span class="ruby-identifier">exps</span>.<span class="ruby-identifier">encoding</span>
<span class="ruby-keyword">end</span>
<span class="ruby-ivar">@exps</span>.<span class="ruby-identifier">concat</span> <span class="ruby-identifier">exps</span>.<span class="ruby-identifier">split</span>(<span class="ruby-regexp">/\n/</span>)
<span class="ruby-keyword">end</span></pre>
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