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<pre><span class="ruby-comment cmt"># File lib/rack/utils.rb, line 111</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">parse_nested_query</span>(<span class="ruby-identifier">qs</span>, <span class="ruby-identifier">d</span> = <span class="ruby-keyword kw">nil</span>)
<span class="ruby-identifier">params</span> = <span class="ruby-constant">KeySpaceConstrainedParams</span>.<span class="ruby-identifier">new</span>
(<span class="ruby-identifier">qs</span> <span class="ruby-operator">||</span> <span class="ruby-value str">''</span>).<span class="ruby-identifier">split</span>(<span class="ruby-identifier">d</span> <span class="ruby-value">? </span><span class="ruby-operator">/</span>[<span class="ruby-comment cmt">#{d}] */n : DEFAULT_SEP).each do |p|</span>
<span class="ruby-identifier">k</span>, <span class="ruby-identifier">v</span> = <span class="ruby-identifier">p</span>.<span class="ruby-identifier">split</span>(<span class="ruby-value str">'='</span>, <span class="ruby-value">2</span>).<span class="ruby-identifier">map</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">s</span><span class="ruby-operator">|</span> <span class="ruby-identifier">unescape</span>(<span class="ruby-identifier">s</span>) }
<span class="ruby-identifier">normalize_params</span>(<span class="ruby-identifier">params</span>, <span class="ruby-identifier">k</span>, <span class="ruby-identifier">v</span>)
<span class="ruby-keyword kw">end</span></pre>
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