Add mapping to uuid

Fixes #1085

CHANGELOG.md

@@ -1,6 +1,7 @@
 ## 3.1.0.rc2
 
 ### enhancements
+  * Add mapping to `uuid` columns.
   * Add custom namespaces for custom inputs feature. [@vala](https://github.com/vala)
   * Add `:unless_blank` option to the wrapper API. [@IanVaughan](https://github.com/IanVaughan)
   * Add support to html markup in the I18n options. [@laurocaetano](https://github.com/laurocaetano)

README.md

@@ -521,6 +521,7 @@ specifying the helper method in the column `Mapping` as the `as:` option.
      `tel`           | `input[type=tel]`                    | `string` with `name =~ /phone/`
      `password`      | `input[type=password]`               | `string` with `name =~ /password/`
      `search`        | `input[type=search]`                 | -
+     `uuid`          | `input[type=text]`                   | `uuid`
      `text`          | `textarea`                           | `text`
      `file`          | `input[type=file]`                   | `string` responding to file methods
      `hidden`        | `input[type=hidden]`                 | -

lib/simple_form/form_builder.rb

@@ -19,7 +19,7 @@ module SimpleForm
 
     map_type :text,                                to: SimpleForm::Inputs::TextInput
     map_type :file,                                to: SimpleForm::Inputs::FileInput
-    map_type :string, :email, :search, :tel, :url, to: SimpleForm::Inputs::StringInput
+    map_type :string, :email, :search, :tel, :url, :uuid, to: SimpleForm::Inputs::StringInput
     map_type :password,                            to: SimpleForm::Inputs::PasswordInput
     map_type :integer, :decimal, :float,           to: SimpleForm::Inputs::NumericInput
     map_type :range,                               to: SimpleForm::Inputs::RangeInput

test/form_builder/general_test.rb

@@ -126,6 +126,11 @@ class FormBuilderTest < ActionView::TestCase
     assert_select 'form input#user_credit_limit.numeric.decimal'
   end
 
+  test 'builder generates uuid fields for uuid columns' do
+    with_form_for @user, :uuid
+    assert_select 'form input#user_uuid.string.uuid'
+  end
+
   test 'builder generates password fields for columns that matches password' do
     with_form_for @user, :password
     assert_select 'form input#user_password.password'

test/support/models.rb

@@ -74,7 +74,7 @@ class User
     :avatar, :home_picture, :email, :status, :residence_country, :phone_number,
     :post_count, :lock_version, :amount, :attempts, :action, :credit_card, :gender,
     :extra_special_company_id, :pictures, :picture_ids, :special_pictures,
-    :special_picture_ids
+    :special_picture_ids, :uuid
 
   def self.build(extra_attributes = {})
     attributes = {
@@ -125,6 +125,7 @@ class User
       when :attempts      then :integer
       when :action        then :string
       when :credit_card   then :string
+      when :uuid          then :uuid
     end
     Column.new(attribute, column_type, limit)
   end