gitlabhq/app/views/merge_requests/_form.html.haml

= form_for [@project, @merge_request] do |f|
  -if @merge_request.errors.any?
    .alert-message.block-message.error
      %ul
        - @merge_request.errors.full_messages.each do |msg|
          %li= msg

  .clearfix
    = f.label :title
    .input= f.text_area :title, :class => "xxlarge", :maxlength => 255, :rows => 5
  .clearfix
    = f.label :source_branch, "From"
    .input= f.select(:source_branch, @project.heads.map(&:name), { :include_blank => "Select branch" }, :style => "width:250px")
  .clearfix
    = f.label :target_branch, "To"
    .input= f.select(:target_branch, @project.heads.map(&:name), { :include_blank => "Select branch" }, :style => "width:250px")
  .clearfix
    = f.label :assignee_id, "Assign to"
    .input= f.select(:assignee_id, @project.users.all.collect {|p| [ p.name, p.id ] }, { :include_blank => "Select user" }, :style => "width:250px")

  .actions
    = f.submit 'Save', :class => "primary btn"
    - if @merge_request.new_record?
      = link_to project_merge_requests_path(@project), :class => "btn" do 
        Cancel
    - else    
      = link_to project_merge_request_path(@project, @merge_request), :class => "btn" do 
        Cancel



:javascript
  $(function(){
    $('select#merge_request_assignee_id').chosen();
    $('select#merge_request_source_branch').chosen();
    $('select#merge_request_target_branch').chosen();
  });