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<title>class ReVIEW::Book::Volume - review-2.2.0 Documentation</title>

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<h1 id="class-ReVIEW::Book::Volume" class="class">
  class ReVIEW::Book::Volume
</h1>

<section class="description">

</section>

<section id="5Buntitled-5D" class="documentation-section">

  <section class="attribute-method-details" class="method-section">
    <header>
      <h3>Attributes</h3>
    </header>

    <div id="attribute-i-bytes" class="method-detail">
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        <span class="method-name">bytes</span><span
          class="attribute-access-type">[R]</span>
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        <span class="method-name">lines</span><span
          class="attribute-access-type">[RW]</span>
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      <div class="method-heading attribute-method-heading">
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          class="attribute-access-type">[RW]</span>
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  </section>

   <section id="public-class-5Buntitled-5D-method-details" class="method-section">
     <header>
       <h3>Public Class Methods</h3>
     </header>

    <div id="method-c-count_file" class="method-detail ">

      <div class="method-heading">
        <span class="method-name">count_file</span><span
          class="method-args">(path)</span>

        <span class="method-click-advice">click to toggle source</span>

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      <div class="method-description">

        <div class="method-source-code" id="count_file-source">
          <pre><span class="ruby-comment"># File lib/review/book/volume.rb, line 15</span>

<span class=“ruby-keyword”>def</span> <span class=“ruby-constant”>Volume</span>.<span class=“ruby-identifier”>count_file</span>(<span class=“ruby-identifier”>path</span>)

<span class="ruby-identifier">b</span> = <span class="ruby-identifier">c</span> = <span class="ruby-identifier">l</span> = <span class="ruby-value">0</span>
<span class="ruby-constant">File</span>.<span class="ruby-identifier">foreach</span>(<span class="ruby-identifier">path</span>) <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">line</span><span class="ruby-operator">|</span>
  <span class="ruby-keyword">next</span> <span class="ruby-keyword">if</span> <span class="ruby-node">%r&lt;\A\#@&gt;</span> <span class="ruby-operator">=~</span> <span class="ruby-identifier">line</span>
  <span class="ruby-identifier">text</span> = <span class="ruby-identifier">line</span>.<span class="ruby-identifier">gsub</span>(<span class="ruby-regexp">/\s+/</span>, <span class="ruby-string">&#39;&#39;</span>)
  <span class="ruby-identifier">b</span> <span class="ruby-operator">+=</span> <span class="ruby-identifier">text</span>.<span class="ruby-identifier">bytesize</span>
  <span class="ruby-identifier">c</span> <span class="ruby-operator">+=</span> <span class="ruby-identifier">text</span>.<span class="ruby-identifier">charsize</span>
  <span class="ruby-identifier">l</span> <span class="ruby-operator">+=</span> <span class="ruby-value">1</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">new</span>(<span class="ruby-identifier">b</span>, <span class="ruby-identifier">c</span>, <span class="ruby-identifier">l</span>)

<span class=“ruby-keyword”>end</span></pre>

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      class="method-args">()</span>

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    <div class="method-source-code" id="dummy-source">
      <pre><span class="ruby-comment"># File lib/review/book/volume.rb, line 31</span>

<span class=“ruby-keyword”>def</span> <span class=“ruby-constant”>Volume</span>.<span class=“ruby-identifier”>dummy</span>

<span class="ruby-identifier">new</span>(<span class="ruby-value">-1</span>, <span class="ruby-value">-1</span>, <span class="ruby-value">-1</span>)

<span class=“ruby-keyword”>end</span></pre>

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<div id="method-c-new" class="method-detail ">

  <div class="method-heading">
    <span class="method-name">new</span><span
      class="method-args">(bytes = 0, chars = 0, lines = 0)</span>

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      <pre><span class="ruby-comment"># File lib/review/book/volume.rb, line 35</span>

<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>initialize</span>(<span class=“ruby-identifier”>bytes</span> = <span class=“ruby-value”>0</span>, <span class=“ruby-identifier”>chars</span> = <span class=“ruby-value”>0</span>, <span class=“ruby-identifier”>lines</span> = <span class=“ruby-value”>0</span>)

<span class="ruby-ivar">@bytes</span> = <span class="ruby-identifier">bytes</span>
<span class="ruby-ivar">@chars</span> = <span class="ruby-identifier">chars</span>
<span class="ruby-ivar">@lines</span> = <span class="ruby-identifier">lines</span>
<span class="ruby-ivar">@page_per_kbyte</span> = <span class="ruby-keyword">nil</span>

<span class=“ruby-keyword”>end</span></pre>

    </div>

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<div id="method-c-sum" class="method-detail ">

  <div class="method-heading">
    <span class="method-name">sum</span><span
      class="method-args">(vols)</span>

    <span class="method-click-advice">click to toggle source</span>

  </div>

  <div class="method-description">

    <div class="method-source-code" id="sum-source">
      <pre><span class="ruby-comment"># File lib/review/book/volume.rb, line 27</span>

<span class=“ruby-keyword”>def</span> <span class=“ruby-constant”>Volume</span>.<span class=“ruby-identifier”>sum</span>(<span class=“ruby-identifier”>vols</span>)

<span class="ruby-identifier">vols</span>.<span class="ruby-identifier">inject</span>(<span class="ruby-identifier">new</span>()) {<span class="ruby-operator">|</span><span class="ruby-identifier">sum</span>, <span class="ruby-identifier">i</span><span class="ruby-operator">|</span> <span class="ruby-identifier">sum</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">i</span> }

<span class=“ruby-keyword”>end</span></pre>

      </div>

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</section>

 <section id="public-instance-5Buntitled-5D-method-details" class="method-section">
   <header>
     <h3>Public Instance Methods</h3>
   </header>

  <div id="method-i-2B" class="method-detail ">

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      <span class="method-name">+</span><span
        class="method-args">(other)</span>

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      <div class="method-source-code" id="2B-source">
        <pre><span class="ruby-comment"># File lib/review/book/volume.rb, line 59</span>

<span class=“ruby-keyword”>def</span> <span class=“ruby-operator”>+</span>(<span class=“ruby-identifier”>other</span>)

<span class="ruby-constant">Volume</span>.<span class="ruby-identifier">new</span>(<span class="ruby-ivar">@bytes</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">bytes</span>,
           <span class="ruby-ivar">@chars</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">chars</span>,
           <span class="ruby-ivar">@lines</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">lines</span>)

<span class=“ruby-keyword”>end</span></pre>

    </div>

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<div id="method-i-kbytes" class="method-detail ">

  <div class="method-heading">
    <span class="method-name">kbytes</span><span
      class="method-args">()</span>

    <span class="method-click-advice">click to toggle source</span>

  </div>

  <div class="method-description">

    <div class="method-source-code" id="kbytes-source">
      <pre><span class="ruby-comment"># File lib/review/book/volume.rb, line 47</span>

<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>kbytes</span>

(<span class="ruby-ivar">@bytes</span>.<span class="ruby-identifier">to_f</span> <span class="ruby-operator">/</span> <span class="ruby-value">1024</span>).<span class="ruby-identifier">ceil</span>

<span class=“ruby-keyword”>end</span></pre>

    </div>

  </div>

</div>

<div id="method-i-page" class="method-detail ">

  <div class="method-heading">
    <span class="method-name">page</span><span
      class="method-args">()</span>

    <span class="method-click-advice">click to toggle source</span>

  </div>

  <div class="method-description">

    <div class="method-source-code" id="page-source">
      <pre><span class="ruby-comment"># File lib/review/book/volume.rb, line 51</span>

<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>page</span>

(<span class="ruby-identifier">kbytes</span>.<span class="ruby-identifier">to_f</span><span class="ruby-operator">/</span><span class="ruby-ivar">@page_per_kbyte</span>).<span class="ruby-identifier">ceil</span>

<span class=“ruby-keyword”>end</span></pre>

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<div id="method-i-to_s" class="method-detail ">

  <div class="method-heading">
    <span class="method-name">to_s</span><span
      class="method-args">()</span>

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    <div class="method-source-code" id="to_s-source">
      <pre><span class="ruby-comment"># File lib/review/book/volume.rb, line 55</span>

<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>to_s</span>

<span class="ruby-node">&quot;#{kbytes()}KB #{@chars}C #{@lines}L #{page()}P&quot;</span>

<span class=“ruby-keyword”>end</span></pre>

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