lib/appium_lib/android/element/button.rb in appium_lib-9.0.0 vs lib/appium_lib/android/element/button.rb in appium_lib-9.1.0

@@ -1,10 +1,10 @@
 # UIAButton methods
 module Appium
   module Android
-    Button      = 'android.widget.Button'
-    ImageButton = 'android.widget.ImageButton'
+    Button      = 'android.widget.Button'.freeze
+    ImageButton = 'android.widget.ImageButton'.freeze
 
     private
 
     # @private
     def _button_visible_selectors(opts = {})
@@ -43,10 +43,10 @@
     def button(value)
       # Don't use ele_index because that only works on one element type.
       # Android needs to combine button and image button to match iOS.
       if value.is_a? Numeric
         index = value
-        fail "#{index} is not a valid index. Must be >= 1" if index <= 0
+        raise "#{index} is not a valid index. Must be >= 1" if index <= 0
 
         return find_element :uiautomator, _button_visible_selectors(index: index)
       end
 
       find_element :uiautomator, _button_contains_string(value)