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<title>uri_segment (Escape)</title>
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<pre><span class="ruby-comment cmt"># File escape.rb, line 132</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">uri_segment</span>(<span class="ruby-identifier">str</span>)
<span class="ruby-comment cmt"># pchar - pct-encoded = unreserved / sub-delims / ":" / "@"</span>
<span class="ruby-comment cmt"># unreserved = ALPHA / DIGIT / "-" / "." / "_" / "~"</span>
<span class="ruby-comment cmt"># sub-delims = "!" / "$" / "&" / "'" / "(" / ")" / "*" / "+" / "," / ";" / "="</span>
<span class="ruby-identifier">s</span> = <span class="ruby-identifier">str</span>.<span class="ruby-identifier">gsub</span>(<span class="ruby-regexp re">%r{[^A-Za-z0-9\-._~!$&'()*+,;=:@]}n</span>) {
<span class="ruby-value str">'%'</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">$&</span>.<span class="ruby-identifier">unpack</span>(<span class="ruby-value str">"H2"</span>)[<span class="ruby-value">0</span>].<span class="ruby-identifier">upcase</span>
}
<span class="ruby-constant">PercentEncoded</span>.<span class="ruby-identifier">new_no_dup</span>(<span class="ruby-identifier">s</span>)
<span class="ruby-keyword kw">end</span></pre>
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