title: Why :reject_if is not working in Nested form?
body: <p>I am using :reject_if for rejecting my field to save in DB.Here is my code</p>
  
  <pre><code>accepts_nested_attributes_for :profiles,
      :reject_if =&gt; proc { |a| a[:name] == "Name"},
      :allow_destroy =&gt; true
  </code></pre>
  
  <p>I am using nested form. </p>