Use FieldNamedLocator in form

lib/webrat/core/elements/field.rb

@@ -64,10 +64,6 @@ def label_text
     def id
       Webrat::XML.attribute(@element, "id")
     end
-
-    def matches_name?(name)
-      Webrat::XML.attribute(@element, "name") == name.to_s
-    end
 
     def disabled?
       @element.attributes.has_key?("disabled") && Webrat::XML.attribute(@element, "disabled") != 'false'

lib/webrat/core/elements/form.rb

@@ -2,6 +2,7 @@
 require "webrat/core_extensions/blank"
 
 require "webrat/core/elements/element"
+require "webrat/core/locators/field_named_locator"
 
 module Webrat
   class Form < Element #:nodoc:
@@ -28,12 +29,15 @@ def submit
     end
 
     def field_named(name, *field_types)
-      possible_fields = fields_by_type(field_types)
-      possible_fields.detect { |possible_field| possible_field.matches_name?(name) }
+      Webrat::Locators::FieldNamedLocator.new(@session, dom, name, *field_types).locate
     end
 
   protected
 
+    def dom
+      Webrat::XML.xpath_at(@session.dom, path)
+    end
+
     def fields_by_type(field_types)
       if field_types.any?
         fields.select { |f| field_types.include?(f.class) }