Not allow hash syntax setting

lib/her/model/attributes.rb

@@ -71,7 +71,7 @@ def self.use_setter_methods(model, params)
       #
       # @private
       def method_missing(method, *args, &blk)
-        if method.to_s =~ /[?=]$/ || @attributes.include?(method)
+        if method.to_s =~ /[^\[\]][?=]$/ || @attributes.include?(method)
           # Extract the attribute
           attribute = method.to_s.sub(/[?=]$/, '')
 
@@ -87,7 +87,7 @@ def method_missing(method, *args, &blk)
 
       # @private
       def respond_to_missing?(method, include_private = false)
-        method.to_s.end_with?('=') || method.to_s.end_with?('?') || @attributes.include?(method) || super
+        method.to_s =~ /[^\[\]][?=]$/ || method.to_s.end_with?('?') || @attributes.include?(method) || super
       end
 
       # Assign new attributes to a resource

spec/model/attributes_spec.rb

@@ -65,6 +65,18 @@
       @new_user.get_attribute(:unknown_method_for_a_user).should be_nil
       @new_user.get_attribute(:'life-span').should == '3 years'
     end
+
+    it "does not try to handle hash syntax setter" do
+      @new_user = Foo::User.new
+      expect { @new_user[:fullname] = "Tobias Fünke" }.to_not raise_error(ArgumentError)
+      expect { @new_user[:fullname] = "Tobias Fünke" }.to raise_error(NoMethodError)
+    end
+
+    it "does not respond to hash syntax setter method" do
+      @new_user = Foo::User.new
+      expect(@new_user).to_not respond_to(:[]=)
+    end
+
   end