lib/config/options.rb in config-2.2.2 vs lib/config/options.rb in config-2.2.3

@@ -57,10 +57,15 @@
 
         leaf = keys[0...-1].inject(hash) { |h, key|
           h[key] ||= {}
         }
 
+        unless leaf.is_a?(Hash)
+          conflicting_key = (prefix + keys[0...-1]).join(separator)
+          raise "Environment variable #{variable} conflicts with variable #{conflicting_key}"
+        end
+
         leaf[keys.last] = Config.env_parse_values ? __value(value) : value
       end
 
       merge!(hash)
     end
@@ -115,11 +120,9 @@
           result[k] = v
         end
       end
       result
     end
-
-    alias :to_h :to_hash
 
     def each(*args, &block)
       marshal_dump.each(*args, &block)
     end