Allow bootstrap_text_input to take an array for the addon option.

Make `false.present?` return false like in ActiveSupport.

build.gradle

@@ -7,7 +7,7 @@ plugins {
 }
 
 group 'no.datek'
-version '0.16.1'
+version '0.16.2'
 final String JRUBY_VERSION = '9.4.5.0';
 
 repositories {

src/main/resources/ruby/core_ext.rb

@@ -1,18 +1,24 @@
 class Object
   def present? = !blank?
+
   def blank? = false
 
   def try(method, *args)
     return nil unless self.respond_to?(method)
-    return send(method, *args)
+    send(method, *args)
   end
 end
 
 class NilClass
   def blank? = true
+
   def try(*) = nil
 end
 
+class FalseClass
+  def blank? = true
+end
+
 class String
   def blank? = strip.empty?
 end

src/main/resources/ruby/form_helper.rb

@@ -181,10 +181,12 @@ def bootstrap_text_input(object, field_name, **opts)
     html << %{<div class="input-group flex-nowrap" >} if append
     html << text_input(object, field_name, class: classes, no_break: true, **opts)
     if append
-      if append.include?('btn')
-        html << append
-      else
-        html << %{<span class="input-group-text">#{append}</span>}
+      [*append].compact.each do |addon|
+        if addon.start_with?('<')
+          html << addon
+        else
+          html << %{<span class="input-group-text">#{addon}</span>}
+        end
       end
       html << '</div>'
     end