Added support for arbitrary rounding precision for Ruby < 1.9 as well.

minad · Jan 17, 2013 · e25cb0e · e25cb0e
1 parent 5934c78
commit e25cb0e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/unit/class.rb b/lib/unit/class.rb
@@ -183,7 +183,7 @@ def approx
   end
 
   def round(precision = 0)
-    Unit.new(value.round(precision), unit, system)
+    Unit.new(RUBY_VERSION > '1.9' ? value.round(precision) : ((value * 10**precision).round.to_f / 10**precision), unit, system)
   end
 
   def coerce(other)