app/assets/javascripts/templates/form_generator/field.hbs
<fieldset class="form-generator-field-{{index}} nested-item">
<label for="form_generator[fields][{{index}}][name]" class="condensed">Field Name</label>
<input type="text" name="form_generator[fields][{{index}}][name]" />
<label for="form_generator[fields][{{index}}][type]" class="condensed">Field Type</label>
<select name="form_generator[fields][{{index}}][type]">
{{#each data_sets}}
<option value="{{this}}">{{this}}</option>
{{/each}}
</select>
<a href="#" class="form-generator-field-{{index}}-delete btn btn-danger nested-item-delete">Delete</a>
</fieldset>
<script type="text/javascript">
$(".form-generator-field-{{index}}-delete").click(function() {
$(".form-generator-field-{{index}}").remove();
});
</script>