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            <div class="content"><div class='highlight'><pre>  BASE64_CHARS = <span class="string">'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'</span>

  encodeBase64: (value) -&gt;
    BASE64_CHARS[value] <span class="keyword">or</span> <span class="keyword">throw</span> <span class="keyword">new</span> 