Merge pull request #1418 from ajb/specify-boolean-label-class-for-individual-input

specify :boolean_label_class on a per-input basis

lib/simple_form/inputs/boolean_input.rb

@@ -6,7 +6,7 @@ module SimpleForm
 
         if nested_boolean_style?
           build_hidden_field_for_checkbox +
-            template.label_tag(nil, class: SimpleForm.boolean_label_class) {
+            template.label_tag(nil, class: boolean_label_class) {
               build_check_box_without_hidden_field(merged_input_options) +
                 inline_label
             }
@@ -21,7 +21,7 @@ module SimpleForm
         elsif nested_boolean_style?
           html_options = label_html_options.dup
           html_options[:class] ||= []
-          html_options[:class].push(SimpleForm.boolean_label_class) if SimpleForm.boolean_label_class
+          html_options[:class].push(boolean_label_class) if boolean_label_class
 
           merged_input_options = merge_wrapper_options(input_html_options, wrapper_options)
 
@@ -36,6 +36,10 @@ module SimpleForm
 
       private
 
+      def boolean_label_class
+        options[:boolean_label_class] || SimpleForm.boolean_label_class
+      end
+
       # Build a checkbox tag using default unchecked value. This allows us to
       # reuse the method for nested boolean style, but with no unchecked value,
       # which won't generate the hidden checkbox. This is the default functionality

test/inputs/boolean_input_test.rb

@@ -164,6 +164,16 @@ class BooleanInputTest < ActionView::TestCase
     end
   end
 
+  test 'input boolean allows specifying boolean_label_class on a per-input basis' do
+    swap_wrapper do
+      swap SimpleForm, boolean_style: :nested, boolean_label_class: 'foo' do
+        with_input_for @user, :active, :boolean, boolean_label_class: 'baz'
+
+        assert_select 'label.boolean + input[type=hidden] + label.baz > input.boolean'
+      end
+    end
+  end
+
   test 'input boolean with nested style works using :input only in wrapper config (no label_input), adding the extra label wrapper with custom class' do
     swap_wrapper do
       swap SimpleForm, boolean_style: :nested, boolean_label_class: 'foo' do