1 files changed, 3 insertions, 3 deletions
diff --git a/lib/json/common.rb b/lib/json/common.rb
index 3ce25c1..c9ee0a1 100644
--- a/lib/json/common.rb
+++ b/lib/json/common.rb
@@ -38,9 +38,9 @@ module JSON
         when c.empty?             then p
         when p.const_defined?(c)  then p.const_get(c)
         else
-          if (c = p.const_missing(c) rescue nil) 
-            c
-          else
+          begin
+            p.const_missing(c)
+          rescue NameError
             raise ArgumentError, "can't find const #{path}"
           end
         end