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<title>compose (Proc)</title>
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<pre><span class="ruby-comment cmt"># File lib/facet/proc/compose.rb, line 16</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">compose</span>(<span class="ruby-identifier">other</span>)
<span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-value str">"arity count mismatch"</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">arity</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">arity</span>
<span class="ruby-comment cmt">#proc{ |*a| self.call(other.call(*a)) }</span>
<span class="ruby-identifier">proc</span>{ <span class="ruby-operator">|</span><span class="ruby-operator">*</span><span class="ruby-identifier">a</span><span class="ruby-operator">|</span> <span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">call</span>(<span class="ruby-operator">*</span><span class="ruby-identifier">other</span>.<span class="ruby-identifier">call</span>(<span class="ruby-operator">*</span><span class="ruby-identifier">a</span>)) }
<span class="ruby-keyword kw">end</span></pre>
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4 entries across 4 versions & 1 rubygems