<h3>Branches ([[BranchDuster]])</h3> <ul> <li>Warns on useless branches<br /> <pre> if 1 == 2<br /> true<br /> else<br /> false<br /> end</pre></li> </ul> <ul> <li>Warns on identical branches<br /> <pre> if true<br /> 1 + 2<br /> else<br /> 1 + 2<br /> end</pre></li> </ul> <ul> <li>Warns on branches with an assignment as a condition<br /> <pre> if a = 1<br /> 1<br /> else<br /> 2<br /> end</pre></li> </ul> <h3>Blocks ([[BlockDuster]])</h3> <ul> <li>Warns if <code>yield</code> is called, but there isn&#8217;t a check for <code>block_given?</code></li> </ul> <h3>Exceptions ([[RescueDuster]])</h3> <ul> <li>Warns if there is a rescue to a value<br /> <pre>do_some_call rescue 42</pre></li> <li>Warns if there is a rescue for <code>Object</code> or <code>Exception</code></li> </ul> <h3>Arguments ([[ArgumentDuster]])</h3> <ul> <li>Warns on unused arguments</li> </ul> <h3>Variables ([[LocalVariableDuster]])</h3> <ul> <li>Warns on unused local variables</li> </ul> <ul> <li>Warns when shadowing local variables with block arguments<br /> <pre><br /> x = 1<br /> some_block_yielding_method do |x|<br /> x = 4<br /> end</pre></li> </ul> <h3>Methods ([[MethodDuster]])</h3> <ul> <li>Warns on empty methods</li> </ul> <p>end<br /> </pre></p> 2008-09-16T10:34:56-07:00 56781 implemented-checks 21180 2009-03-14T15:52:01-07:00 20