lib/ib/errors.rb in ib-ruby-0.8.4 vs lib/ib/errors.rb in ib-ruby-0.8.5

@@ -5,24 +5,31 @@
   end
 
   class ArgumentError < ArgumentError
   end
 
+  class SymbolError < ArgumentError
+  end
+
   class LoadError < LoadError
   end
 
 end # module IB
 
-### Patching Object with universally accessible top level error method
+# Patching Object with universally accessible top level error method. 
+# The method is used throughout the lib instead of plainly raising exceptions. 
+# This allows lib user to easily inject user-specific error handling into the lib 
+# by just replacing Object#error method.
 def error message, type=:standard, backtrace=nil
   e = case type
-        when :standard
-          IB::Error.new message
-        when :args
-          IB::ArgumentError.new message
-        when :load
-          IB::LoadError.new message
-      end
+  when :standard
+    IB::Error.new message
+  when :args
+    IB::ArgumentError.new message
+  when :symbol
+    IB::SymbolError.new message
+  when :load
+    IB::LoadError.new message
+  end
   e.set_backtrace(backtrace) if backtrace
   raise e
 end
-