Do not generate an empty hint element when there's an empty hint

lib/consul_form_builder.rb

@@ -76,13 +76,13 @@ class ConsulFormBuilder < FoundationRailsHelper::FormBuilder
     end
 
     def help_text(attribute, options)
-      if options[:hint]
+      if options[:hint].present?
         tag.span options[:hint], class: "help-text", id: help_text_id(attribute, options)
       end
     end
 
     def help_text_id(attribute, options)
-      if options[:hint]
+      if options[:hint].present?
         "#{custom_label(attribute, nil, nil).match(/for="([^"]+)"/)[1]}-help-text"
       end
     end

spec/lib/consul_form_builder_spec.rb

@@ -28,6 +28,13 @@ describe ConsulFormBuilder do
       expect(page).to have_css "input[aria-describedby='dummy_title-help-text']"
     end
 
+    it "does not generate empty hints" do
+      render builder.text_field(:title, hint: "")
+
+      expect(page).not_to have_css ".help-text"
+      expect(page).not_to have_css "input[aria-describedby]"
+    end
+
     it "does not generate a hint attribute" do
       render builder.text_field(:title)