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Add explanation on how to display errors on fields inside fields_for #133

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Add explanation on how to display errors on fields inside fields_for #133

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17 changes: 17 additions & 0 deletions _includes/forms.html
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Original file line number Diff line number Diff line change
Expand Up @@ -515,6 +515,23 @@ <h3 id="form-errors">Errors</h3>
</form>
{% endhighlight %}

<p>Note that fields inside <code>fields_for</code> submitted with invalid values are <strong>not</strong> automatically highlighted. The <code>:errors</code> options should be specified explicity so that BH recognizes the <code>:errors</code> options.</p>
{% highlight rhtml %}
<%= f.fields_for :company, fields_set: false, errors: {icons: true, messages: true} do |company_form| %>
<%= company_form.text_field :name %>
<% end %>
{% endhighlight %}
<p>However, error messages in the association attribute should still be displayed manually.</p>
{% highlight rhtml %}
<% if @user.company.errors.any? %>
<ul class="errors">
<% @user.company.errors.full_messages.each do |msg| %>
<li><%= msg %></li>
<% end %>
</ul>
<% end %>
{% endhighlight %}

<h3 id="form-help">Help text</h3>
<p>Use the <code>:help</code> option to display a help message after fields inside <em>bootstrapped</em> forms.</p>
<p>Note that error messages will have precedence over help messages.</p>
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