Optimize disabled checking to one call where possible

lib/capybara/selenium/driver_specializations/internet_explorer_driver.rb

@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
+require 'capybara/selenium/nodes/ie_node'
+
 module Capybara::Selenium::Driver::InternetExplorerDriver
   def switch_to_frame(frame)
     return super unless frame == :parent
@@ -10,6 +12,12 @@ module Capybara::Selenium::Driver::InternetExplorerDriver
     browser.switch_to.default_content
     handles.tap(&:pop).each { |fh| browser.switch_to.frame(fh) }
   end
+
+private
+
+  def build_node(native_node, initial_cache = {})
+    ::Capybara::Selenium::IENode.new(self, native_node, initial_cache)
+  end
 end
 
 module Capybara::Selenium

lib/capybara/selenium/nodes/chrome_node.rb

@@ -35,6 +35,10 @@ class Capybara::Selenium::ChromeNode < Capybara::Selenium::Node
     raise
   end
 
+  def disabled?
+    driver.evaluate_script("arguments[0].matches(':disabled, select:disabled *')", self)
+  end
+
 private
 
   def file_errors

lib/capybara/selenium/nodes/firefox_node.rb

@@ -18,17 +18,7 @@ class Capybara::Selenium::FirefoxNode < Capybara::Selenium::Node
   end
 
   def disabled?
-    # Not sure exactly what version of FF fixed the below issue, but it is definitely fixed in 61+
-    return super unless browser_version < 61.0
-
-    return true if super
-
-    # workaround for selenium-webdriver/geckodriver reporting elements as enabled when they are nested in disabling elements
-    if %w[option optgroup].include? tag_name
-      find_xpath('parent::*[self::optgroup or self::select]')[0].disabled?
-    else
-      !find_xpath(DISABLED_BY_FIELDSET_XPATH).empty?
-    end
+    driver.evaluate_script("arguments[0].matches(':disabled, select:disabled *')", self)
   end
 
   def set_file(value) # rubocop:disable Naming/AccessorMethodName

lib/capybara/selenium/nodes/ie_node.rb

@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+require 'capybara/selenium/extensions/html5_drag'
+
+class Capybara::Selenium::IENode < Capybara::Selenium::Node
+  def disabled?
+    driver.evaluate_script("arguments[0].msMatchesSelector(':disabled, select:disabled *')", self)
+  end
+end

lib/capybara/selenium/nodes/safari_node.rb

@@ -40,16 +40,7 @@ class Capybara::Selenium::SafariNode < Capybara::Selenium::Node
   end
 
   def disabled?
-    return true if super
-
-    # workaround for safaridriver reporting elements as enabled when they are nested in disabling elements
-    if %w[option optgroup].include? tag_name
-      return true if self[:disabled] == 'true'
-
-      find_xpath('parent::*[self::optgroup or self::select]')[0].disabled?
-    else
-      !find_xpath(DISABLED_BY_FIELDSET_XPATH).empty?
-    end
+    driver.evaluate_script("arguments[0].matches(':disabled, select:disabled *')", self)
   end
 
   def set_file(value) # rubocop:disable Naming/AccessorMethodName