convert if/elsif to case

flyfire · Apr 22, 2011 · 42f34fa · 42f34fa
1 parent d035cd0
commit 42f34fa
Showing 1 changed file with 6 additions and 7 deletions.
diff --git a/lib/pru.rb b/lib/pru.rb
@@ -15,13 +15,12 @@ def _pru(i)
     io.each_line do |line|
       i += 1
       line.chomp!
-      result = line._pru(i)
-      if result == true
-        yield line
-      elsif result.is_a?(Regexp)
-        yield line if line =~ result
-      elsif result
-        yield result
+      result = line._pru(i) or next
+
+      case result
+      when true then yield line
+      when Regexp then yield line if line =~ result
+      else yield result
       end
     end
   end