Don't forget to support the legacy framework & language versions! 💀

Author: amatsuda

lib/html5_validators/action_view/form_helpers_rails3.rb

@@ -18,6 +18,7 @@ def to_input_field_tag_with_html5_attributes(field_type, options = {})
         if object.class.ancestors.include?(ActiveModel::Validations) && (object.auto_html5_validation != false) && (object.class.auto_html5_validation != false)
           options["required"] ||= object.class.attribute_required?(method_name)
           options["maxlength"] ||= object.class.attribute_maxlength(method_name)
+          options["minlength"] ||= object.class.attribute_minlength(method_name)
           options["max"] ||= object.class.attribute_max(method_name)
           options["min"] ||= object.class.attribute_min(method_name)
         end
@@ -29,6 +30,7 @@ def to_text_area_tag_with_html5_attributes(options = {})
         if object.class.ancestors.include?(ActiveModel::Validations) && (object.auto_html5_validation != false) && (object.class.auto_html5_validation != false)
           options["required"] ||= object.class.attribute_required?(method_name)
           options["maxlength"] ||= object.class.attribute_maxlength(method_name)
+          options["minlength"] ||= object.class.attribute_minlength(method_name)
         end
         to_text_area_tag_without_html5_attributes options
       end

lib/html5_validators/action_view/form_helpers_ruby1.rb

@@ -10,6 +10,7 @@ def inject_required_attribute
     def inject_maxlength_attribute
       if object.class.ancestors.include?(ActiveModel::Validations) && (object.auto_html5_validation != false) && (object.class.auto_html5_validation != false)
         @options["maxlength"] ||= @options[:maxlength] || object.class.attribute_maxlength(@method_name)
+        @options["minlength"] ||= @options[:minlength] || object.class.attribute_minlength(@method_name)
       end
     end