Fix that label_tag doesn't take a symbol for a name. [#719 state:reso…

…lved]

Signed-off-by: Pratik Naik <pratiknaik@gmail.com>

actionpack/lib/action_view/helpers/form_tag_helper.rb

@@ -129,7 +129,7 @@ def text_field_tag(name, value = nil, options = {})
       #   label_tag 'name', nil, :class => 'small_label'
       #   # => <label for="name" class="small_label">Name</label>
       def label_tag(name, text = nil, options = {})
-        content_tag :label, text || name.humanize, { "for" => name }.update(options.stringify_keys)
+        content_tag :label, text || name.to_s.humanize, { "for" => name }.update(options.stringify_keys)
       end
 
       # Creates a hidden form input field used to transmit data that would be lost due to HTTP's statelessness or

actionpack/test/template/form_tag_helper_test.rb

@@ -190,6 +190,12 @@ def test_label_tag_without_text
     assert_dom_equal expected, actual
   end
 
+  def test_label_tag_with_symbol
+    actual = label_tag :title
+    expected = %(<label for="title">Title</label>)
+    assert_dom_equal expected, actual
+  end
+
   def test_label_tag_with_text
     actual = label_tag "title", "My Title"
     expected = %(<label for="title">My Title</label>)