set multiple attribute for grouped selects also

Sgtpluck · Dec 17, 2018 · 0c59e15 · 0c59e15
1 parent 4006c86
commit 0c59e15
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/simple_form/form_builder.rb b/lib/simple_form/form_builder.rb
@@ -511,7 +511,7 @@ def build_association_attribute(reflection, association, options)
       when :has_one
         raise ArgumentError, ":has_one associations are not supported by f.association"
       else
-        if options[:as] == :select
+        if options[:as] == :select || options[:as] == :grouped_select
           html_options = options[:input_html] ||= {}
           html_options[:multiple] = true unless html_options.key?(:multiple)
         end